xref: /linux/tools/testing/selftests/powerpc/ptrace/ptrace-vsx.h (revision e5c86679d5e864947a52fb31e45a425dea3e7fa9)
1 /*
2  * Copyright (C) 2015 Anshuman Khandual, IBM Corporation.
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License
6  * as published by the Free Software Foundation; either version
7  * 2 of the License, or (at your option) any later version.
8  */
9 #define VEC_MAX 128
10 #define VSX_MAX 32
11 #define VMX_MAX 32
12 
13 /*
14  * unsigned long vsx[32]
15  * unsigned long load[128]
16  */
17 int validate_vsx(unsigned long *vsx, unsigned long *load)
18 {
19 	int i;
20 
21 	for (i = 0; i < VSX_MAX; i++) {
22 		if (vsx[i] != load[2 * i + 1]) {
23 			printf("vsx[%d]: %lx load[%d] %lx\n",
24 					i, vsx[i], 2 * i + 1, load[2 * i + 1]);
25 			return TEST_FAIL;
26 		}
27 	}
28 	return TEST_PASS;
29 }
30 
31 /*
32  * unsigned long vmx[32][2]
33  * unsigned long load[128]
34  */
35 int validate_vmx(unsigned long vmx[][2], unsigned long *load)
36 {
37 	int i;
38 
39 	for (i = 0; i < VMX_MAX; i++) {
40 		#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
41 		if ((vmx[i][0] != load[64 + 2 * i]) ||
42 				(vmx[i][1] != load[65 + 2 * i])) {
43 			printf("vmx[%d][0]: %lx load[%d] %lx\n",
44 					i, vmx[i][0], 64 + 2 * i,
45 					load[64 + 2 * i]);
46 			printf("vmx[%d][1]: %lx load[%d] %lx\n",
47 					i, vmx[i][1], 65 + 2 * i,
48 					load[65 + 2 * i]);
49 			return TEST_FAIL;
50 		}
51 		#else  /*
52 			* In LE each value pair is stored in an
53 			* alternate manner.
54 			*/
55 		if ((vmx[i][0] != load[65 + 2 * i]) ||
56 				(vmx[i][1] != load[64 + 2 * i])) {
57 			printf("vmx[%d][0]: %lx load[%d] %lx\n",
58 					i, vmx[i][0], 65 + 2 * i,
59 					load[65 + 2 * i]);
60 			printf("vmx[%d][1]: %lx load[%d] %lx\n",
61 					i, vmx[i][1], 64 + 2 * i,
62 					load[64 + 2 * i]);
63 			return TEST_FAIL;
64 		}
65 		#endif
66 	}
67 	return TEST_PASS;
68 }
69 
70 /*
71  * unsigned long store[128]
72  * unsigned long load[128]
73  */
74 int compare_vsx_vmx(unsigned long *store, unsigned long *load)
75 {
76 	int i;
77 
78 	for (i = 0; i < VSX_MAX; i++) {
79 		if (store[1 + 2 * i] != load[1 + 2 * i]) {
80 			printf("store[%d]: %lx load[%d] %lx\n",
81 					1 + 2 * i, store[i],
82 					1 + 2 * i, load[i]);
83 			return TEST_FAIL;
84 		}
85 	}
86 
87 	#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
88 	for (i = 64; i < VEC_MAX; i++) {
89 		if (store[i] != load[i]) {
90 			printf("store[%d]: %lx load[%d] %lx\n",
91 					i, store[i], i, load[i]);
92 			return TEST_FAIL;
93 		}
94 	}
95 	#else	/* In LE each value pair is stored in an alternate manner */
96 	for (i = 64; i < VEC_MAX; i++) {
97 		if (!(i % 2) && (store[i] != load[i+1])) {
98 			printf("store[%d]: %lx load[%d] %lx\n",
99 					i, store[i], i+1, load[i+1]);
100 			return TEST_FAIL;
101 		}
102 		if ((i % 2) && (store[i] != load[i-1])) {
103 			printf("here store[%d]: %lx load[%d] %lx\n",
104 					i, store[i], i-1, load[i-1]);
105 			return TEST_FAIL;
106 		}
107 	}
108 	#endif
109 	return TEST_PASS;
110 }
111 
112 void load_vsx_vmx(unsigned long *load, unsigned long *vsx,
113 		unsigned long vmx[][2])
114 {
115 	int i;
116 
117 	for (i = 0; i < VSX_MAX; i++)
118 		vsx[i] = load[1 + 2 * i];
119 
120 	for (i = 0; i < VMX_MAX; i++) {
121 		vmx[i][0] = load[64 + 2 * i];
122 		vmx[i][1] = load[65 + 2 * i];
123 	}
124 }
125 
126 void loadvsx(void *p, int tmp);
127 void storevsx(void *p, int tmp);
128