mirror of https://github.com/acidanthera/audk.git
45 lines
1.3 KiB
C
45 lines
1.3 KiB
C
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/* $NetBSD: unordtf2.c,v 1.2 2014/01/30 19:11:41 matt Exp $ */
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/** @file
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*
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* Copyright (c) 2013 - 2014, ARM Limited. All rights reserved.
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*
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* This program and the accompanying materials
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* are licensed and made available under the terms and conditions of the BSD License
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* which accompanies this distribution. The full text of the license may be found at
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* http://opensource.org/licenses/bsd-license.php
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*
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* THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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* WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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*
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**/
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/*
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* Written by Richard Earnshaw, 2003. This file is in the Public Domain.
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*/
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#include "softfloat-for-gcc.h"
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#include "milieu.h"
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#include "softfloat.h"
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#include <sys/cdefs.h>
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#if defined(LIBC_SCCS) && !defined(lint)
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__RCSID("$NetBSD: unordtf2.c,v 1.2 2014/01/30 19:11:41 matt Exp $");
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#endif /* LIBC_SCCS and not lint */
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#ifdef FLOAT128
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flag __unordtf2(float128, float128);
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flag
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__unordtf2(float128 a, float128 b)
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{
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/*
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* The comparison is unordered if either input is a NaN.
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* Test for this by comparing each operand with itself.
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* We must perform both comparisons to correctly check for
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* signalling NaNs.
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*/
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return 1 ^ (float128_eq(a, a) & float128_eq(b, b));
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}
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#endif /* FLOAT128 */
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