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/* $NetBSD: __aeabi_dcmpun.c,v 1.1 2013/04/16 10:37:39 matt Exp $ */
/** @file
*
* Copyright (c) 2013 - 2014, ARM Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-2-Clause-Patent
*
**/
/*
* Written by Richard Earnshaw, 2003. This file is in the Public Domain.
*/
#include "softfloat-for-gcc.h"
#include "milieu.h"
#include "softfloat.h"
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: __aeabi_dcmpun.c,v 1.1 2013/04/16 10:37:39 matt Exp $");
#endif /* LIBC_SCCS and not lint */
int __aeabi_dcmpun(float64, float64);
int
__aeabi_dcmpun(float64 a, float64 b)
{
/*
* The comparison is unordered if either input is a NaN.
* Test for this by comparing each operand with itself.
* We must perform both comparisons to correctly check for
* signalling NaNs.
*/
return !float64_eq(a, a) || !float64_eq(b, b);
}
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