[279] | 1 | #ifndef _FLOAT_H_
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| 2 | #define _FLOAT_H_
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| 3 |
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| 4 | #define FLT_RADIX 2
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| 5 |
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| 6 | /* IEEE float */
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| 7 | #define FLT_MANT_DIG 24
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| 8 | #define FLT_DIG 6
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| 9 | #define FLT_ROUNDS 1
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| 10 | #define FLT_EPSILON 1.19209290e-07F
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| 11 | #define FLT_MIN_EXP (-125)
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| 12 | #define FLT_MIN 1.17549435e-38F
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| 13 | #define FLT_MIN_10_EXP (-37)
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| 14 | #define FLT_MAX_EXP 128
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| 15 | #define FLT_MAX 3.40282347e+38F
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| 16 | #define FLT_MAX_10_EXP 38
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| 17 |
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| 18 | /* IEEE double */
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| 19 | #define DBL_MANT_DIG 53
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| 20 | #define DBL_DIG 15
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| 21 | #define DBL_EPSILON 2.2204460492503131e-16
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| 22 | #define DBL_MIN_EXP (-1021)
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| 23 | #define DBL_MIN 2.2250738585072014e-308
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| 24 | #define DBL_MIN_10_EXP (-307)
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| 25 | #define DBL_MAX_EXP 1024
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| 26 | #define DBL_MAX 1.7976931348623157e+308
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| 27 | #define DBL_MAX_10_EXP 308
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| 28 |
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| 29 | /* horrible intel long double */
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[331] | 30 | #if defined __i386__ || defined __x86_64__
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[279] | 31 |
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| 32 | #define LDBL_MANT_DIG 64
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| 33 | #define LDBL_DIG 18
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| 34 | #define LDBL_EPSILON 1.08420217248550443401e-19L
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| 35 | #define LDBL_MIN_EXP (-16381)
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| 36 | #define LDBL_MIN 3.36210314311209350626e-4932L
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| 37 | #define LDBL_MIN_10_EXP (-4931)
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| 38 | #define LDBL_MAX_EXP 16384
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| 39 | #define LDBL_MAX 1.18973149535723176502e+4932L
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| 40 | #define LDBL_MAX_10_EXP 4932
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| 41 |
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| 42 | #else
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| 43 |
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| 44 | /* same as IEEE double */
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| 45 | #define LDBL_MANT_DIG 53
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| 46 | #define LDBL_DIG 15
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| 47 | #define LDBL_EPSILON 2.2204460492503131e-16
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| 48 | #define LDBL_MIN_EXP (-1021)
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| 49 | #define LDBL_MIN 2.2250738585072014e-308
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| 50 | #define LDBL_MIN_10_EXP (-307)
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| 51 | #define LDBL_MAX_EXP 1024
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| 52 | #define LDBL_MAX 1.7976931348623157e+308
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| 53 | #define LDBL_MAX_10_EXP 308
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| 54 |
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| 55 | #endif
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| 56 |
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| 57 | #endif /* _FLOAT_H_ */
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