diff options
Diffstat (limited to 'sysdeps/powerpc/powerpc64/power4/fpu/w_sqrtf.c')
-rw-r--r-- | sysdeps/powerpc/powerpc64/power4/fpu/w_sqrtf.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/sysdeps/powerpc/powerpc64/power4/fpu/w_sqrtf.c b/sysdeps/powerpc/powerpc64/power4/fpu/w_sqrtf.c deleted file mode 100644 index 4784869f07..0000000000 --- a/sysdeps/powerpc/powerpc64/power4/fpu/w_sqrtf.c +++ /dev/null @@ -1,60 +0,0 @@ -/* Single-precision floating point square root wrapper. - Copyright (C) 2004, 2007 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" -#include "math_private.h" -#include <fenv_libc.h> - -#include <sysdep.h> -#include <ldsodefs.h> - -#ifdef __STDC__ -float -__sqrtf (float x) /* wrapper sqrtf */ -#else -float -__sqrtf (x) /* wrapper sqrtf */ - float x; -#endif -{ -#ifdef _IEEE_LIBM - return __ieee754_sqrtf (x); -#else - float z; -/* Power4 (ISA V2.0) and above implement sqrtf in hardware. */ - __asm __volatile ( - " fsqrts %0,%1\n" - : "=f" (z) - : "f" (x)); - - if (__builtin_expect (_LIB_VERSION == _IEEE_, 0)) - return z; - - if (__builtin_expect (x != x, 0)) - return z; - - if (__builtin_expect (x < 0.0, 0)) - /* sqrtf(negative) */ - return (float) __kernel_standard ((double) x, (double) x, 126); - else - return z; -#endif -} - -weak_alias (__sqrtf, sqrtf) |