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/*
* Copyright (c) 2017 Andrew Kelley
*
* This file is part of zig, which is MIT licensed.
* See http://opensource.org/licenses/MIT
*/
#ifndef ZIG_SOFTFLOAT_HPP
#define ZIG_SOFTFLOAT_HPP
extern "C" {
#include "softfloat.h"
}
static inline float16_t zig_double_to_f16(double x) {
float64_t y;
static_assert(sizeof(x) == sizeof(y), "");
memcpy(&y, &x, sizeof(x));
return f64_to_f16(y);
}
// Return value is safe to coerce to float even when |x| is NaN or Infinity.
static inline double zig_f16_to_double(float16_t x) {
float64_t y = f16_to_f64(x);
double z;
static_assert(sizeof(y) == sizeof(z), "");
memcpy(&z, &y, sizeof(y));
return z;
}
#endif
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