blob: 85398fd6dcc9d324afd7ed58bed742e6f8d6658b [file] [log] [blame]
Adrian Bunk88278ca2008-05-19 16:53:02 -07001/*
Linus Torvalds1da177e2005-04-16 15:20:36 -07002 * ashrdi3.S: The filesystem code creates all kinds of references to
3 * this little routine on the sparc with gcc.
4 *
5 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
6 */
7
8 .text
9 .align 4
10 .globl __ashrdi3
11__ashrdi3:
12 tst %o2
13 be 3f
14 or %g0, 32, %g2
15
16 sub %g2, %o2, %g2
17
18 tst %g2
19 bg 1f
20 sra %o0, %o2, %o4
21
22 sra %o0, 31, %o4
23 sub %g0, %g2, %g2
24 ba 2f
25 sra %o0, %g2, %o5
26
271:
28 sll %o0, %g2, %g3
29 srl %o1, %o2, %g2
30 or %g2, %g3, %o5
312:
32 or %g0, %o4, %o0
33 or %g0, %o5, %o1
343:
35 jmpl %o7 + 8, %g0
36 nop