xref: /linux/tools/testing/selftests/powerpc/include/vsx_asm.h (revision 24bce201d79807b668bf9d9e0aca801c5c0d5f78)
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * Copyright 2015, Cyril Bur, IBM Corp.
4  */
5 
6 #include "basic_asm.h"
7 
8 /*
9  * Careful this will 'clobber' vsx (by design), VSX are always
10  * volatile though so unlike vmx this isn't so much of an issue
11  * Still should avoid calling from C
12  */
13 FUNC_START(load_vsx)
14 	li	r5,0
15 	lxvd2x	vs20,r5,r3
16 	addi	r5,r5,16
17 	lxvd2x	vs21,r5,r3
18 	addi	r5,r5,16
19 	lxvd2x	vs22,r5,r3
20 	addi	r5,r5,16
21 	lxvd2x	vs23,r5,r3
22 	addi	r5,r5,16
23 	lxvd2x	vs24,r5,r3
24 	addi	r5,r5,16
25 	lxvd2x	vs25,r5,r3
26 	addi	r5,r5,16
27 	lxvd2x	vs26,r5,r3
28 	addi	r5,r5,16
29 	lxvd2x	vs27,r5,r3
30 	addi	r5,r5,16
31 	lxvd2x	vs28,r5,r3
32 	addi	r5,r5,16
33 	lxvd2x	vs29,r5,r3
34 	addi	r5,r5,16
35 	lxvd2x	vs30,r5,r3
36 	addi	r5,r5,16
37 	lxvd2x	vs31,r5,r3
38 	blr
39 FUNC_END(load_vsx)
40 
41 FUNC_START(store_vsx)
42 	li	r5,0
43 	stxvd2x	vs20,r5,r3
44 	addi	r5,r5,16
45 	stxvd2x	vs21,r5,r3
46 	addi	r5,r5,16
47 	stxvd2x	vs22,r5,r3
48 	addi	r5,r5,16
49 	stxvd2x	vs23,r5,r3
50 	addi	r5,r5,16
51 	stxvd2x	vs24,r5,r3
52 	addi	r5,r5,16
53 	stxvd2x	vs25,r5,r3
54 	addi	r5,r5,16
55 	stxvd2x	vs26,r5,r3
56 	addi	r5,r5,16
57 	stxvd2x	vs27,r5,r3
58 	addi	r5,r5,16
59 	stxvd2x	vs28,r5,r3
60 	addi	r5,r5,16
61 	stxvd2x	vs29,r5,r3
62 	addi	r5,r5,16
63 	stxvd2x	vs30,r5,r3
64 	addi	r5,r5,16
65 	stxvd2x	vs31,r5,r3
66 	blr
67 FUNC_END(store_vsx)
68