diff options
Diffstat (limited to 'sysdeps/m68k/fpu/s_frexp.c')
-rw-r--r-- | sysdeps/m68k/fpu/s_frexp.c | 56 |
1 files changed, 0 insertions, 56 deletions
diff --git a/sysdeps/m68k/fpu/s_frexp.c b/sysdeps/m68k/fpu/s_frexp.c deleted file mode 100644 index b06141283c..0000000000 --- a/sysdeps/m68k/fpu/s_frexp.c +++ /dev/null @@ -1,56 +0,0 @@ -/* Copyright (C) 1996, 1997, 2003 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include <math.h> - -#ifndef FUNC -#define FUNC frexp -#endif -#ifndef float_type -#define float_type double -#endif - -#define __CONCATX(a,b) __CONCAT(a,b) - -float_type -__CONCATX(__,FUNC) (float_type value, int *expptr) -{ - float_type mantissa, exponent; - int iexponent; - unsigned long fpsr; - - __asm ("ftst%.x %1\n" - "fmove%.l %/fpsr, %0" - : "=dm" (fpsr) : "f" (value)); - if (fpsr & (7 << 24)) - { - /* Not finite or zero. */ - *expptr = 0; - return value; - } - __asm ("fgetexp%.x %1, %0" : "=f" (exponent) : "f" (value)); - iexponent = (int) exponent + 1; - *expptr = iexponent; - __asm ("fscale%.l %2, %0" - : "=f" (mantissa) - : "0" (value), "dmi" (-iexponent)); - return mantissa; -} - -#define weak_aliasx(a,b) weak_alias(a,b) -weak_aliasx (__CONCATX(__,FUNC), FUNC) |