diff options
Diffstat (limited to 'sysdeps/arm/e_sqrt.c')
-rw-r--r-- | sysdeps/arm/e_sqrt.c | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/sysdeps/arm/e_sqrt.c b/sysdeps/arm/e_sqrt.c deleted file mode 100644 index 1f7d00806f..0000000000 --- a/sysdeps/arm/e_sqrt.c +++ /dev/null @@ -1,45 +0,0 @@ -/* Compute square root for double. ARM version. - Copyright (C) 2016-2017 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, see - <http://www.gnu.org/licenses/>. */ - -#ifdef __SOFTFP__ - -/* Use architecture-indendent sqrt implementation. */ -# include <sysdeps/ieee754/dbl-64/e_sqrt.c> - -#else - -/* Use VFP square root instruction. */ -# include <math.h> -# include <sysdep.h> - -double -__ieee754_sqrt (double x) -{ - double ret; -# if __ARM_ARCH >= 6 - asm ("vsqrt.f64 %P0, %P1" : "=w" (ret) : "w" (x)); -# else - /* As in GCC, for VFP9 Erratum 760019 avoid overwriting the - input. */ - asm ("vsqrt.f64 %P0, %P1" : "=&w" (ret) : "w" (x)); -# endif - return ret; -} -strong_alias (__ieee754_sqrt, __sqrt_finite) - -#endif |