f64_eq.c File Reference

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

Include dependency graph for f64_eq.c:

Go to the source code of this file.

Functions
bool	f64_eq (float64_t a, float64_t b)

Function Documentation

f64_eq()

bool f64_eq	(	float64_t	a,
		float64_t	b )

Definition at line 44 of file f64_eq.c.

{
    union ui64_f64 uA;
    uint_fast64_t uiA;
    union ui64_f64 uB;
    uint_fast64_t uiB;
 
    uA.f = a;
    uiA = uA.ui;
    uB.f = b;
    uiB = uB.ui;
    if ( isNaNF64UI( uiA ) || isNaNF64UI( uiB ) ) {
        if (
            softfloat_isSigNaNF64UI( uiA ) || softfloat_isSigNaNF64UI( uiB )
        ) {
            softfloat_raiseFlags( softfloat_flag_invalid );
        }
        return false;
    }
    return (uiA == uiB) || ! ((uiA | uiB) & UINT64_C( 0x7FFFFFFFFFFFFFFF ));
 
}

Here is the call graph for this function:

Here is the caller graph for this function: