1 /* SPDX-License-Identifier: GPL-2.0 */ 1 /* SPDX-License-Identifier: GPL-2.0 */
2 /* 2 /*
3 * ashrdi3.S: The filesystem code creates al 3 * ashrdi3.S: The filesystem code creates all kinds of references to
4 * this little routine on the spa 4 * this little routine on the sparc with gcc.
5 * 5 *
6 * Copyright (C) 1995 David S. Miller (davem@c 6 * Copyright (C) 1995 David S. Miller (davem@caip.rutgers.edu)
7 */ 7 */
8 8
9 #include <linux/export.h> 9 #include <linux/export.h>
10 #include <linux/linkage.h> 10 #include <linux/linkage.h>
11 11
12 .text 12 .text
13 ENTRY(__ashrdi3) 13 ENTRY(__ashrdi3)
14 tst %o2 14 tst %o2
15 be 3f 15 be 3f
16 or %g0, 32, %g2 16 or %g0, 32, %g2
17 17
18 sub %g2, %o2, %g2 18 sub %g2, %o2, %g2
19 19
20 tst %g2 20 tst %g2
21 bg 1f 21 bg 1f
22 sra %o0, %o2, %o4 22 sra %o0, %o2, %o4
23 23
24 sra %o0, 31, %o4 24 sra %o0, 31, %o4
25 sub %g0, %g2, %g2 25 sub %g0, %g2, %g2
26 ba 2f 26 ba 2f
27 sra %o0, %g2, %o5 27 sra %o0, %g2, %o5
28 28
29 1: 29 1:
30 sll %o0, %g2, %g3 30 sll %o0, %g2, %g3
31 srl %o1, %o2, %g2 31 srl %o1, %o2, %g2
32 or %g2, %g3, %o5 32 or %g2, %g3, %o5
33 2: 33 2:
34 or %g0, %o4, %o0 34 or %g0, %o4, %o0
35 or %g0, %o5, %o1 35 or %g0, %o5, %o1
36 3: 36 3:
37 jmpl %o7 + 8, %g0 37 jmpl %o7 + 8, %g0
38 nop 38 nop
39 ENDPROC(__ashrdi3) 39 ENDPROC(__ashrdi3)
40 EXPORT_SYMBOL(__ashrdi3) 40 EXPORT_SYMBOL(__ashrdi3)
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