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author | Roland McGrath <roland@gnu.org> | 2006-01-21 19:41:11 +0000 |
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committer | Roland McGrath <roland@gnu.org> | 2006-01-21 19:41:11 +0000 |
commit | 5593c5ec785373f1a5a2f713da156182a38ff5dd (patch) | |
tree | 43fa99797269164d3adc9806989e0a4e780d7ca3 /sysdeps/powerpc/powerpc64 | |
parent | 5e758ac3d362104e7ccd16913f42ee64e977edec (diff) | |
download | glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.tar.gz glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.tar.xz glibc-5593c5ec785373f1a5a2f713da156182a38ff5dd.zip |
* sysdeps/powerpc/powerpc64/fpu/e_sqrt.c: New file.
* sysdeps/powerpc/powerpc64/fpu/e_sqrtf.c: New file. * sysdeps/powerpc/fpu/bits/mathinline.h (__CPU_HAS_FSQRT): New macro. (__ieee754_sqrt, __ieee754_sqrtf): Use it.
Diffstat (limited to 'sysdeps/powerpc/powerpc64')
-rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/e_sqrt.c | 29 | ||||
-rw-r--r-- | sysdeps/powerpc/powerpc64/fpu/e_sqrtf.c | 29 |
2 files changed, 58 insertions, 0 deletions
diff --git a/sysdeps/powerpc/powerpc64/fpu/e_sqrt.c b/sysdeps/powerpc/powerpc64/fpu/e_sqrt.c new file mode 100644 index 0000000000..0a229cbe27 --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/e_sqrt.c @@ -0,0 +1,29 @@ +/* Double-precision floating point square root. + Copyright (C) 1997, 2002, 2003, 2004, 2006 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> + +double +__ieee754_sqrt (double x) +{ + double z; + __asm __volatile ("fsqrt %0,%1" : "=f" (z) : "f" (x)); + return z; +} diff --git a/sysdeps/powerpc/powerpc64/fpu/e_sqrtf.c b/sysdeps/powerpc/powerpc64/fpu/e_sqrtf.c new file mode 100644 index 0000000000..0f17a64a8a --- /dev/null +++ b/sysdeps/powerpc/powerpc64/fpu/e_sqrtf.c @@ -0,0 +1,29 @@ +/* Single-precision floating point square root. + Copyright (C) 1997, 2003, 2004, 2006 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> + +float +__ieee754_sqrtf (float x) +{ + double z; + __asm ("fsqrts %0,%1" : "=f" (z) : "f" (x)); + return z; +} |