blob: eab1d097296a775001f91fbefc8f3cfcac6a400d [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/* $Id: ashldi3.S,v 1.1 1998/04/06 16:09:28 jj Exp $
2 * ashldi3.S: Math-emu code creates all kinds of references to
3 * this little routine on the sparc with gcc.
4 *
5 * Copyright (C) 1998 Jakub Jelinek(jj@ultra.linux.cz)
6 */
7
8#include <asm/cprefix.h>
9
10 .globl C_LABEL(__ashldi3)
11C_LABEL(__ashldi3):
12 tst %o2
13 be 3f
14 mov 32, %g2
15
16 sub %g2, %o2, %g2
17
18 tst %g2
19 bg 1f
20 srl %o1, %g2, %g3
21
22 clr %o5
23 neg %g2
24 ba 2f
25 sll %o1, %g2, %o4
26
271:
28 sll %o1, %o2, %o5
29 srl %o0, %o2, %g2
30 or %g2, %g3, %o4
312:
32 mov %o4, %o0
33 mov %o5, %o1
343:
35 jmpl %o7 + 8, %g0
36 nop