kolibrios-gitea/programs/develop/libraries/newlib/math/logbf.c
Sergey Semyonov (Serge) 2336060a0c newlib: update
git-svn-id: svn://kolibrios.org@1906 a494cfbc-eb01-0410-851d-a64ba20cac60
2011-03-11 18:52:24 +00:00

17 lines
290 B
C

/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Changes for long double by Ulrich Drepper <drepper@cygnus.com>
* Public domain.
*/
#include <math.h>
float
logbf (float x)
{
float res;
asm ("fxtract\n\t"
"fstp %%st" : "=t" (res) : "0" (x));
return res;
}