diff options
Diffstat (limited to 'arch/mips/math-emu/ieee754sp.h')
| -rw-r--r-- | arch/mips/math-emu/ieee754sp.h | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/arch/mips/math-emu/ieee754sp.h b/arch/mips/math-emu/ieee754sp.h index 8476067075fe..79040f890f00 100644 --- a/arch/mips/math-emu/ieee754sp.h +++ b/arch/mips/math-emu/ieee754sp.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ /* * IEEE754 floating point * double precision internal header file @@ -5,19 +6,6 @@ /* * MIPS floating point support * Copyright (C) 1994-2000 Algorithmics Ltd. - * - * 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., - * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. */ #include <linux/compiler.h> @@ -45,6 +33,10 @@ static inline int ieee754sp_finite(union ieee754sp x) return SPBEXP(x) != SP_EMAX + 1 + SP_EBIAS; } +/* 64 bit right shift with rounding */ +#define XSPSRS64(v, rs) \ + (((rs) >= 64) ? ((v) != 0) : ((v) >> (rs)) | ((v) << (64-(rs)) != 0)) + /* 3bit extended single precision sticky right shift */ #define XSPSRS(v, rs) \ ((rs > (SP_FBITS+3))?1:((v) >> (rs)) | ((v) << (32-(rs)) != 0)) @@ -65,7 +57,7 @@ static inline int ieee754sp_finite(union ieee754sp x) #define SPDNORMY SPDNORMx(ym, ye) #define SPDNORMZ SPDNORMx(zm, ze) -static inline union ieee754sp buildsp(int s, int bx, unsigned m) +static inline union ieee754sp buildsp(int s, int bx, unsigned int m) { union ieee754sp r; |