diff options
Diffstat (limited to 'arch/mips/math-emu/dp_fint.c')
| -rw-r--r-- | arch/mips/math-emu/dp_fint.c | 34 |
1 files changed, 5 insertions, 29 deletions
diff --git a/arch/mips/math-emu/dp_fint.c b/arch/mips/math-emu/dp_fint.c index 39a71de16f4..10258f0afd6 100644 --- a/arch/mips/math-emu/dp_fint.c +++ b/arch/mips/math-emu/dp_fint.c @@ -4,9 +4,6 @@ /* * MIPS floating point support * Copyright (C) 1994-2000 Algorithmics Ltd. - * 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 @@ -19,21 +16,18 @@ * * 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. - * - * ######################################################################## + * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. */ - #include "ieee754dp.h" -ieee754dp ieee754dp_fint(int x) +union ieee754dp ieee754dp_fint(int x) { u64 xm; int xe; int xs; - CLEARCX; + ieee754_clearcx(); if (x == 0) return ieee754dp_zero(0); @@ -52,29 +46,11 @@ ieee754dp ieee754dp_fint(int x) xm = x; } -#if 1 /* normalize - result can never be inexact or overflow */ - xe = DP_MBITS; - while ((xm >> DP_MBITS) == 0) { + xe = DP_FBITS; + while ((xm >> DP_FBITS) == 0) { xm <<= 1; xe--; } return builddp(xs, xe + DP_EBIAS, xm & ~DP_HIDDEN_BIT); -#else - /* normalize */ - xe = DP_MBITS + 3; - while ((xm >> (DP_MBITS + 3)) == 0) { - xm <<= 1; - xe--; - } - DPNORMRET1(xs, xe, xm, "fint", x); -#endif -} - -ieee754dp ieee754dp_funs(unsigned int u) -{ - if ((int) u < 0) - return ieee754dp_add(ieee754dp_1e31(), - ieee754dp_fint(u & ~(1 << 31))); - return ieee754dp_fint(u); } |