ui32_to_f64.c File Reference

#include <stdint.h>
#include "platform.h"
#include "internals.h"
#include "softfloat.h"

Include dependency graph for ui32_to_f64.c:

Go to the source code of this file.

Functions
float64_t	ui32_to_f64 (uint32_t a)

Function Documentation

ui32_to_f64()

float64_t ui32_to_f64

(

uint32_t

a

)

Definition at line 42 of file ui32_to_f64.c.

{
    uint_fast64_t uiZ;
    int_fast8_t shiftDist;
    union ui64_f64 uZ;
 
    if ( ! a ) {
        uiZ = 0;
    } else {
        shiftDist = softfloat_countLeadingZeros32( a ) + 21;
        uiZ =
            packToF64UI( 0, 0x432 - shiftDist, (uint_fast64_t) a<<shiftDist );
    }
    uZ.ui = uiZ;
    return uZ.f;
 
}