genericopenlibs/openenvcore/libm/src/s_infinite.c
changeset 0 e4d67989cc36
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/openenvcore/libm/src/s_infinite.c	Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,60 @@
+/*
+* Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:
+* This material, including documentation and any related 
+* computer programs, is protected by copyright controlled by 
+* Nokia Corporation. All rights are reserved. Copying, 
+* including reproducing, storing, adapting or translating, any 
+* or all of this material requires the prior written consent of 
+* Nokia Corporation. This material also contains confidential 
+* information which may not be disclosed to others without the 
+* prior written consent of Nokia Corporation.
+* Function:
+* This functions will return the infinite value for the 
+* Double and single precision floating point value.
+* The Sign of the result will be same as the of the argument 
+* passed to the function. 
+*
+*/
+
+
+
+#include <math.h>
+#include "fpmath.h"
+
+EXPORT_C double __infinite(double x)
+{	
+	union IEEEd2bits u, dummy;
+	
+	dummy.d = x;
+	
+	u.bits.sign=dummy.bits.sign;
+	u.bits.exp=2047;
+	u.bits.manh=0;
+	u.bits.manl=0;
+
+return u.d;
+}
+
+EXPORT_C float __infinitef(float x)
+{	
+	union IEEEf2bits u, dummy;
+	
+	dummy.f = x;
+	u.bits.sign=dummy.bits.sign;
+	u.bits.exp=255;
+	u.bits.man=0;
+	
+return u.f;
+}