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| author | Ulrich Drepper <drepper@gmail.com> | 2011-10-12 11:27:51 -0400 |
|---|---|---|
| committer | Ulrich Drepper <drepper@gmail.com> | 2011-10-12 11:27:51 -0400 |
| commit | 0ac5ae2335292908f39031b1ea9fe8edce433c0f (patch) | |
| tree | f9d26c8abc0de39d18d4c13e70f6022cdc6b461f /sysdeps/x86_64/fpu/e_sqrt.c | |
| parent | a843a204a3e8a0dd53584dad3668771abaec84ac (diff) | |
| download | glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar.gz glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.tar.bz2 glibc-0ac5ae2335292908f39031b1ea9fe8edce433c0f.zip | |
Optimize libm
libm is now somewhat integrated with gcc's -ffinite-math-only option
and lots of the wrapper functions have been optimized.
Diffstat (limited to 'sysdeps/x86_64/fpu/e_sqrt.c')
| -rw-r--r-- | sysdeps/x86_64/fpu/e_sqrt.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sysdeps/x86_64/fpu/e_sqrt.c b/sysdeps/x86_64/fpu/e_sqrt.c index d588a8b10d..99120993fe 100644 --- a/sysdeps/x86_64/fpu/e_sqrt.c +++ b/sysdeps/x86_64/fpu/e_sqrt.c @@ -1,5 +1,5 @@ /* Square root of floating point number. - Copyright (C) 2002 Free Software Foundation, Inc. + Copyright (C) 2002, 2011 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 @@ -19,12 +19,14 @@ #include <math_private.h> +#undef __ieee754_sqrt double __ieee754_sqrt (double x) { double res; - asm ("sqrtsd %0, %1" : "=x" (res) : "x" (x)); + asm ("sqrtsd %1, %0" : "=x" (res) : "xm" (x)); return res; } +strong_alias (__ieee754_sqrt, __sqrt_finite) |