1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3 * Copyright 2013, Michael Ellerman, IBM Corp.
4 */
5
6 #include <ppc-asm.h>
7
8 .text
9
10 FUNC_START(thirty_two_instruction_loop)
11 cmpdi r3,0
12 beqlr
13 addi r4,r3,1
14 addi r4,r4,1
15 addi r4,r4,1
16 addi r4,r4,1
17 addi r4,r4,1
18 addi r4,r4,1
19 addi r4,r4,1
20 addi r4,r4,1
21 addi r4,r4,1
22 addi r4,r4,1
23 addi r4,r4,1
24 addi r4,r4,1
25 addi r4,r4,1
26 addi r4,r4,1
27 addi r4,r4,1
28 addi r4,r4,1
29 addi r4,r4,1
30 addi r4,r4,1
31 addi r4,r4,1
32 addi r4,r4,1
33 addi r4,r4,1
34 addi r4,r4,1
35 addi r4,r4,1
36 addi r4,r4,1
37 addi r4,r4,1
38 addi r4,r4,1
39 addi r4,r4,1
40 addi r4,r4,1 # 28 addi's
41 subi r3,r3,1
42 b FUNC_NAME(thirty_two_instructi
43 FUNC_END(thirty_two_instruction_loop)
44
45 FUNC_START(thirty_two_instruction_loop_with_ll
46 cmpdi r3,0
47 beqlr
48 addi r5,r5,1
49 addi r5,r5,1
50 addi r5,r5,1 # 5
51 addi r5,r5,1
52 addi r5,r5,1
53 addi r5,r5,1
54 addi r5,r5,1
55 1: ldarx r6,0,r4 # 10
56 addi r5,r5,1
57 addi r5,r5,1
58 addi r5,r5,1
59 addi r5,r5,1
60 addi r5,r5,1 # 15
61 addi r5,r5,1
62 addi r5,r5,1
63 stdcx. r6,0,r4
64 bne- 1b
65 addi r5,r5,1 # 20
66 addi r5,r5,1
67 addi r5,r5,1
68 addi r5,r5,1
69 addi r5,r5,1
70 addi r5,r5,1 # 25
71 addi r5,r5,1
72 addi r5,r5,1
73 addi r5,r5,1
74 addi r5,r5,1
75 addi r5,r5,1 # 30
76 subi r3,r3,1
77 b FUNC_NAME(thirty_two_instructi
78 FUNC_END(thirty_two_instruction_loop_with_ll_s
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