68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
/*
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File: float.h
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Author: Taylor Robbins
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Date: 08\28\2025
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*/
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#ifndef _FLOAT_H
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#define _FLOAT_H
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//TODO: Can we comment all of these defines to describe in detail what the values are?
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// inline int __flt_rounds() { return FE_TONEAREST; }
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// #define FLT_ROUNDS (__flt_rounds())
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#define FLT_EVAL_METHOD __FLT_EVAL_METHOD__
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#define FLT_RADIX 2
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#define FLT_TRUE_MIN 1.40129846432481707092e-45F
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#define FLT_MIN 1.17549435082228750797e-38F
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#define FLT_MAX 3.40282346638528859812e+38F
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#define FLT_EPSILON 1.1920928955078125e-07F
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#define FLT_MANT_DIG 24
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#define FLT_MIN_EXP (-125)
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#define FLT_MAX_EXP 128
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#define FLT_HAS_SUBNORM 1
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#define FLT_DIG 6
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#define FLT_DECIMAL_DIG 9
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#define FLT_MIN_10_EXP (-37)
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#define FLT_MAX_10_EXP 38
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#define DBL_TRUE_MIN 4.94065645841246544177e-324
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#define DBL_MIN 2.22507385850720138309e-308
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#define DBL_MAX 1.79769313486231570815e+308
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#define DBL_EPSILON 2.22044604925031308085e-16
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#define DBL_MANT_DIG 53
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#define DBL_MIN_EXP (-1021)
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#define DBL_MAX_EXP 1024
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#define DBL_HAS_SUBNORM 1
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#define DBL_DIG 15
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#define DBL_DECIMAL_DIG 17
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#define DBL_MIN_10_EXP (-307)
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#define DBL_MAX_10_EXP 308
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//NOTE: long double is an allowed type in WASM32 but casting that long double to double results in an import for __trunctfdf2 being generated. We're just not going to use long doubles for now...
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// #define LDBL_HAS_SUBNORM 1
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// #define LDBL_DECIMAL_DIG DECIMAL_DIG
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// #define LDBL_TRUE_MIN 6.47517511943802511092443895822764655e-4966L
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// #define LDBL_MIN 3.36210314311209350626267781732175260e-4932L
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// #define LDBL_MAX 1.18973149535723176508575932662800702e+4932L
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// #define LDBL_EPSILON 1.92592994438723585305597794258492732e-34L
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// #define LDBL_MANT_DIG 113
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// #define LDBL_MIN_EXP (-16381)
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// #define LDBL_MAX_EXP 16384
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// #define LDBL_DIG 33
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// #define LDBL_MIN_10_EXP (-4931)
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// #define LDBL_MAX_10_EXP 4932
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#define DECIMAL_DIG 36
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#endif // _FLOAT_H
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