patch-2.4.20 linux-2.4.20/arch/mips64/math-emu/dp_fsp.c

• Lines: 71
• Date: Wed Dec 31 16:00:00 1969
• Orig file: linux-2.4.19/arch/mips64/math-emu/dp_fsp.c
• Orig date: Mon Jul 2 13:56:40 2001

diff -urN linux-2.4.19/arch/mips64/math-emu/dp_fsp.c linux-2.4.20/arch/mips64/math-emu/dp_fsp.c
@@ -1,70 +0,0 @@
-/* IEEE754 floating point arithmetic
- * double precision: common utilities
- */
-/*
- * MIPS floating point support
- * Copyright (C) 1994-2000 Algorithmics Ltd.  All rights reserved.
- * http://www.algor.co.uk
- *
- * ########################################################################
- *
- *  This program is free software; you can distribute it and/or modify it
- *  under the terms of the GNU General Public License (Version 2) as
- *  published by the Free Software Foundation.
- *
- *  This program is distributed in the hope it will be useful, but WITHOUT
- *  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- *  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- *  for more details.
- *
- *  You should have received a copy of the GNU General Public License along
- *  with this program; if not, write to the Free Software Foundation, Inc.,
- *  59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * ########################################################################
- */
-
-
-#include "ieee754dp.h"
-
-ieee754dp ieee754dp_fsp(ieee754sp x)
-{
-	COMPXSP;
-
-	CLEARCX;
-
-	EXPLODEXSP;
-
-	switch (xc) {
-	case IEEE754_CLASS_QNAN:
-	case IEEE754_CLASS_SNAN:
-		return ieee754dp_nanxcpt(builddp(xs,
-						 DP_EMAX + 1 + DP_EBIAS,
-						 ((unsigned long long) xm
-						  << (DP_MBITS -
-						      SP_MBITS))), "fsp",
-					 x);
-	case IEEE754_CLASS_INF:
-		return ieee754dp_inf(xs);
-	case IEEE754_CLASS_ZERO:
-		return ieee754dp_zero(xs);
-	case IEEE754_CLASS_DNORM:
-		/* normalize */
-		while ((xm >> SP_MBITS) == 0) {
-			xm <<= 1;
-			xe--;
-		}
-		break;
-	case IEEE754_CLASS_NORM:
-		break;
-	}
-
-	/* CANT possibly overflow,underflow, or need rounding
-	 */
-
-	/* drop the hidden bit */
-	xm &= ~SP_HIDDEN_BIT;
-
-	return builddp(xs, xe + DP_EBIAS,
-		       (unsigned long long) xm << (DP_MBITS - SP_MBITS));
-}