0,0 → 1,40 |
/* |
* ==================================================== |
* Copyright (C) 1998, 2002 by Red Hat Inc. All rights reserved. |
* |
* Permission to use, copy, modify, and distribute this |
* software is freely granted, provided that this notice |
* is preserved. |
* ==================================================== |
*/ |
|
#if !defined(_SOFT_FLOAT) |
|
/* |
Fast version of log using Intel float instructions. |
|
double _f_log (double x); |
|
Function calculates the log base e of x. |
There is no error checking or setting of errno. |
*/ |
|
#include "i386mach.h" |
|
.global SYM (_f_log) |
SOTYPE_FUNCTION(_f_log) |
|
SYM (_f_log): |
pushl ebp |
movl esp,ebp |
|
fld1 |
fldl2e |
fdivrp |
fldl 8(ebp) |
fyl2x |
|
leave |
ret |
|
#endif |