f32_sub.c File Reference

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

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Functions
float32_t	f32_sub (float32_t a, float32_t b)

Function Documentation

f32_sub()

float32_t f32_sub	(	float32_t	a,
		float32_t	b )

Definition at line 43 of file f32_sub.c.

{
    union ui32_f32 uA;
    uint_fast32_t uiA;
    union ui32_f32 uB;
    uint_fast32_t uiB;
#if ! defined INLINE_LEVEL || (INLINE_LEVEL < 1)
    float32_t (*magsFuncPtr)( uint_fast32_t, uint_fast32_t );
#endif
 
    uA.f = a;
    uiA = uA.ui;
    uB.f = b;
    uiB = uB.ui;
#if defined INLINE_LEVEL && (1 <= INLINE_LEVEL)
    if ( signF32UI( uiA ^ uiB ) ) {
        return softfloat_addMagsF32( uiA, uiB );
    } else {
        return softfloat_subMagsF32( uiA, uiB );
    }
#else
    magsFuncPtr =
        signF32UI( uiA ^ uiB ) ? softfloat_addMagsF32 : softfloat_subMagsF32;
    return (*magsFuncPtr)( uiA, uiB );
#endif
 
}

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