105 lines
3.8 KiB
C
105 lines
3.8 KiB
C
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/* float.h for target with IEEE 32/64 bit and Intel 386 style 80 bit
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floating point formats */
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#ifndef _FLOAT_H_
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#define _FLOAT_H_
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/* Produced by enquire version 4.3, CWI, Amsterdam */
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/* Radix of exponent representation */
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#undef FLT_RADIX
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#define FLT_RADIX 2
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/* Number of base-FLT_RADIX digits in the significand of a float */
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#undef FLT_MANT_DIG
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#define FLT_MANT_DIG 24
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/* Number of decimal digits of precision in a float */
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#undef FLT_DIG
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#define FLT_DIG 6
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/* Addition rounds to 0: zero, 1: nearest, 2: +inf, 3: -inf, -1: unknown */
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#undef FLT_ROUNDS
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#define FLT_ROUNDS 1
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/* Difference between 1.0 and the minimum float greater than 1.0 */
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#undef FLT_EPSILON
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#define FLT_EPSILON 1.19209290e-07F
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/* Minimum int x such that FLT_RADIX**(x-1) is a normalised float */
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#undef FLT_MIN_EXP
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#define FLT_MIN_EXP (-125)
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/* Minimum normalised float */
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#undef FLT_MIN
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#define FLT_MIN 1.17549435e-38F
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/* Minimum int x such that 10**x is a normalised float */
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#undef FLT_MIN_10_EXP
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#define FLT_MIN_10_EXP (-37)
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/* Maximum int x such that FLT_RADIX**(x-1) is a representable float */
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#undef FLT_MAX_EXP
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#define FLT_MAX_EXP 128
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/* Maximum float */
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#undef FLT_MAX
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#define FLT_MAX 3.40282347e+38F
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/* Maximum int x such that 10**x is a representable float */
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#undef FLT_MAX_10_EXP
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#define FLT_MAX_10_EXP 38
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/* Number of base-FLT_RADIX digits in the significand of a double */
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#undef DBL_MANT_DIG
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#define DBL_MANT_DIG 53
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/* Number of decimal digits of precision in a double */
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#undef DBL_DIG
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#define DBL_DIG 15
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/* Difference between 1.0 and the minimum double greater than 1.0 */
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#undef DBL_EPSILON
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#define DBL_EPSILON 2.2204460492503131e-16
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/* Minimum int x such that FLT_RADIX**(x-1) is a normalised double */
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#undef DBL_MIN_EXP
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#define DBL_MIN_EXP (-1021)
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/* Minimum normalised double */
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#undef DBL_MIN
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#define DBL_MIN 2.2250738585072014e-308
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/* Minimum int x such that 10**x is a normalised double */
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#undef DBL_MIN_10_EXP
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#define DBL_MIN_10_EXP (-307)
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/* Maximum int x such that FLT_RADIX**(x-1) is a representable double */
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#undef DBL_MAX_EXP
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#define DBL_MAX_EXP 1024
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/* Maximum double */
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#undef DBL_MAX
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#define DBL_MAX 1.7976931348623157e+308
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/* Maximum int x such that 10**x is a representable double */
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#undef DBL_MAX_10_EXP
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#define DBL_MAX_10_EXP 308
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/* Number of base-FLT_RADIX digits in the significand of a long double */
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#undef LDBL_MANT_DIG
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#define LDBL_MANT_DIG 64
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/* Number of decimal digits of precision in a long double */
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#undef LDBL_DIG
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#define LDBL_DIG 18
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/* Difference between 1.0 and the minimum long double greater than 1.0 */
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#undef LDBL_EPSILON
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#ifndef __LDBL_UNION__
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#define __LDBL_UNION__
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union __convert_long_double {
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unsigned __convert_long_double_i[4];
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long double __convert_long_double_d;
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};
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#endif
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#define LDBL_EPSILON (__extension__ ((union __convert_long_double) {__convert_long_double_i: {0x0, 0x80000000, 0x3fc0, 0x0}}).__convert_long_double_d)
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/* Minimum int x such that FLT_RADIX**(x-1) is a normalised long double */
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#undef LDBL_MIN_EXP
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#define LDBL_MIN_EXP (-16381)
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/* Minimum normalised long double */
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#undef LDBL_MIN
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#define LDBL_MIN (__extension__ ((union __convert_long_double) {__convert_long_double_i: {0x0, 0x80000000, 0x1, 0x0}}).__convert_long_double_d)
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/* Minimum int x such that 10**x is a normalised long double */
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#undef LDBL_MIN_10_EXP
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#define LDBL_MIN_10_EXP (-4931)
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/* Maximum int x such that FLT_RADIX**(x-1) is a representable long double */
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#undef LDBL_MAX_EXP
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#define LDBL_MAX_EXP 16384
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/* Maximum long double */
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#undef LDBL_MAX
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#define LDBL_MAX (__extension__ ((union __convert_long_double) {__convert_long_double_i: {0xffffffff, 0xffffffff, 0x107ffe, 0x0}}).__convert_long_double_d)
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/* Maximum int x such that 10**x is a representable long double */
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#undef LDBL_MAX_10_EXP
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#define LDBL_MAX_10_EXP 4932
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#endif /* _FLOAT_H___ */
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