| 1 | /* float.h (emx+gcc)
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| 2 | * (bird: this file must be used over the one from GCC!)
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| 3 | */
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| 4 |
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| 5 | #ifndef _FLOAT_H
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| 6 | #define _FLOAT_H
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| 7 |
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| 8 | #if defined (__cplusplus)
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| 9 | extern "C" {
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| 10 | #endif
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| 11 |
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| 12 | #define FLT_RADIX 2 /* b */
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| 13 | #define FLT_ROUNDS 1 /* FP addition rounds to nearest */
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| 14 | #define FLT_EVAL_METHOD (-1) /* i387 semantics are...interesting */
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| 15 | #define DECIMAL_DIG 21 /* max precision in decimal digits */
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| 16 |
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| 17 | #define FLT_MANT_DIG 24
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| 18 | #define FLT_MIN_EXP (-125)
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| 19 | #define FLT_MAX_EXP 128
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| 20 | #define FLT_DIG 6
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| 21 | #define FLT_MIN_10_EXP (-37)
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| 22 | #define FLT_MAX_10_EXP 38
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| 23 | #define FLT_MIN 1.17549435e-38F
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| 24 | #define FLT_MAX 3.40282347e+38F
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| 25 | #define FLT_EPSILON 1.19209290e-07F
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| 26 |
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| 27 | #define DBL_MANT_DIG 53
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| 28 | #define DBL_MIN_EXP (-1021)
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| 29 | #define DBL_MAX_EXP 1024
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| 30 | #define DBL_DIG 15
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| 31 | #define DBL_MIN_10_EXP (-307)
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| 32 | #define DBL_MAX_10_EXP 308
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| 33 | #define DBL_MIN 2.2250738585072014e-308
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| 34 | #define DBL_MAX 1.7976931348623157e+308
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| 35 | #define DBL_EPSILON 2.2204460492503131e-016
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| 36 |
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| 37 | /* bird: There is some divergence in the values for this section.
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| 38 | * We'll go for the GCC values. */
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| 39 | #define LDBL_MANT_DIG 64
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| 40 | #define LDBL_MIN_EXP (-16381)
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| 41 | #define LDBL_MAX_EXP 16384
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| 42 | #define LDBL_DIG 18
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| 43 | #define LDBL_MIN_10_EXP (-4931)
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| 44 | #define LDBL_MAX_10_EXP 4932
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| 45 | #if 0
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| 46 | /* emx: */
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| 47 | #define LDBL_MIN 3.3621031431120935063e-4932L
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| 48 | #define LDBL_MAX 1.1897314953572317650e+4932L
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| 49 | #define LDBL_EPSILON 1.08420217248550443400745280086994171142578125e-0019L
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| 50 | #else
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