blob: 73060b088cbd8b193a3ad650b366f13c0884af82 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
/*
* Written by J.T. Conklin <jtc@netbsd.org>.
* Public domain.
*
* Adapted for i686 instructions.
*/
#include <machine/asm.h>
.text
ENTRY(__ieee754_log)
fldln2 // log(2)
fldl 4(%esp) // x : log(2)
fucomi %st
jp 3f
fyl2x // log(x)
ret
3: fstp %st(1)
ret
END (__ieee754_log)
ENTRY(__log_finite)
fldln2 // log(2)
fldl 4(%esp) // x : log(2)
fyl2x // log(x)
ret
END(__log_finite)
|