1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright (C) 2018 Free Software Foundation
4 */
5
6 #include <linux/linkage.h>
7 #include <linux/export.h>
8
9 SYM_FUNC_START(__lshrti3)
10 beqz a2, .L1
11 li a5,64
12 sub a5,a5,a2
13 sext.w a4,a5
14 blez a5, .L2
15 sext.w a2,a2
16 srl a0,a0,a2
17 sll a4,a1,a4
18 srl a2,a1,a2
19 or a0,a0,a4
20 mv a1,a2
21 .L1:
22 ret
23 .L2:
24 negw a0,a4
25 li a2,0
26 srl a0,a1,a0
27 mv a1,a2
28 ret
29 SYM_FUNC_END(__lshrti3)
30 EXPORT_SYMBOL(__lshrti3)
31
32 SYM_FUNC_START(__ashrti3)
33 beqz a2, .L3
34 li a5,64
35 sub a5,a5,a2
36 sext.w a4,a5
37 blez a5, .L4
38 sext.w a2,a2
39 srl a0,a0,a2
40 sll a4,a1,a4
41 sra a2,a1,a2
42 or a0,a0,a4
43 mv a1,a2
44 .L3:
45 ret
46 .L4:
47 negw a0,a4
48 srai a2,a1,0x3f
49 sra a0,a1,a0
50 mv a1,a2
51 ret
52 SYM_FUNC_END(__ashrti3)
53 EXPORT_SYMBOL(__ashrti3)
54
55 SYM_FUNC_START(__ashlti3)
56 beqz a2, .L5
57 li a5,64
58 sub a5,a5,a2
59 sext.w a4,a5
60 blez a5, .L6
61 sext.w a2,a2
62 sll a1,a1,a2
63 srl a4,a0,a4
64 sll a2,a0,a2
65 or a1,a1,a4
66 mv a0,a2
67 .L5:
68 ret
69 .L6:
70 negw a1,a4
71 li a2,0
72 sll a1,a0,a1
73 mv a0,a2
74 ret
75 SYM_FUNC_END(__ashlti3)
76 EXPORT_SYMBOL(__ashlti3)
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