mirror of https://github.com/acidanthera/audk.git
42 lines
994 B
C
42 lines
994 B
C
/* @(#)w_asin.c 5.1 93/09/24 */
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/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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#include <LibConfig.h>
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#include <sys/EfiCdefs.h>
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#if defined(LIBM_SCCS) && !defined(lint)
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__RCSID("$NetBSD: w_asin.c,v 1.9 2002/05/26 22:01:59 wiz Exp $");
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#endif
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/*
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* wrapper asin(x)
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*/
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#include "math.h"
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#include "math_private.h"
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double
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asin(double x) /* wrapper asin */
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{
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#ifdef _IEEE_LIBM
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return __ieee754_asin(x);
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#else
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double z;
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z = __ieee754_asin(x);
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if(_LIB_VERSION == _IEEE_ || isnan(x)) return z;
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if(fabs(x)>1.0) {
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return __kernel_standard(x,x,2); /* asin(|x|>1) */
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} else
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return z;
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#endif
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}
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