forked from TKThorn/arm_pmu
-
Notifications
You must be signed in to change notification settings - Fork 0
/
test_programs.c
219 lines (203 loc) · 8.2 KB
/
test_programs.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
#include "test_programs.h"
#include <string.h>
#include <stdio.h>
static void dummy()
{
static unsigned int foo = 2;
for (int i = 0; i < 10000000; i++) {
foo *= 2;
}
}
//generate a number of single mul instructions
void mul_generator(long long cycles) {
int var1 = 2;
int var2 = 2;
for (int i = 0; i < cycles; i++) {
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
}
}
//generate two mul operations
void parallel_mul_generator(long long cycles) {
int var1 = 2;
int var2 = 2;
int var3 = 2;
for (int i = 0; i < cycles; i++) {
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var3) : "0" (var3), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var3) : "0" (var3), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var3) : "0" (var3), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var3) : "0" (var3), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var3) : "0" (var3), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var1) : "0" (var1), "r" (var2));
asm volatile ("mul %0, %1, %2" : "=r" (var3) : "0" (var3), "r" (var2));
}
}
//generate a number of single mov instructions
void mov_generator(long long cycles) {
int src = 1;
int dest;
for (int i = 0; i < cycles; i++) {
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest) : "r" (src));
}
}
//generate two move operations
void double_mov_generator(long long cycles) {
int src = 1;
int dest1;
int dest2;
for (int i = 0; i < cycles; i++) {
asm volatile ("mov %0, %1" : "=r" (dest1) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest2) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest1) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest2) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest1) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest2) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest1) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest2) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest1) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest2) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest1) : "r" (src));
asm volatile ("mov %0, %1" : "=r" (dest2) : "r" (src));
}
}
//generate a number of branch instructions
void branch_generator(long long cycles) {
static int foo = 0;
for (int i = 0; i < cycles; i++) {
if ((i % 2) + (i % 3) + (i % 5) == 2) {
foo ++;
} else {
foo += 2;
}
}
}
//generate a number of single add instructions
void add_generator(long long cycles) {
int count = 1;
int curr = 0;
for (int i = 0; i < cycles / 12; i++) {
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
}
}
// two parallel add instructions
void parallel_add_generator(long long cycles) {
int count = 1;
int count2 = 1;
int curr = 0;
int curr2 = 0;
for (int i = 0; i < cycles / 12; i++) {
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr2) : "r" (count2) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr2) : "r" (count2) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr2) : "r" (count2) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr2) : "r" (count2) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr2) : "r" (count2) );
asm volatile ("add %0, %1": "=r" (curr) : "r" (count) );
asm volatile ("add %0, %1": "=r" (curr2) : "r" (count2) );
}
}
// floating point operations
void flt_generator(long long cycles) {
volatile float var1 = 1.f;
volatile float var2 = 1.f;
volatile float var3;
for(int i = 0; i < cycles/12; i++) {
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
var3 = var1 + var2;
}
}
// two float operations
void parallel_flt_generator(long long cycles) {
volatile float var1 = 1.f;
volatile float var2 = 1.f;
volatile float var3;
volatile float var4;
for(int i = 0; i < cycles/12; i++) {
var1 = var3 + var4;
var2 = var3 + var4;
var1 = var3 + var4;
var2 = var3 + var4;
var1 = var3 + var4;
var2 = var3 + var4;
var1 = var3 + var4;
var2 = var3 + var4;
var1 = var3 + var4;
var2 = var3 + var4;
var1 = var3 + var4;
var2 = var3 + var4;
}
}
test_program get_test_program(char *name)
{
if(strcmp(name, "add") == 0) {
return add_generator;
} else if(strcmp(name, "parallel_add") == 0) {
return parallel_add_generator;
} else if (strcmp(name, "mov") == 0) {
return mov_generator;
} else if (strcmp(name, "branch") == 0) {
return branch_generator;
} else if (strcmp(name, "mul") == 0){
return mul_generator;
} else if (strcmp(name, "parallel_mul") == 0) {
return parallel_mul_generator;
} else if (strcmp(name, "parallel_mov") == 0) {
return double_mov_generator;
} else if (strcmp(name, "float") == 0) {
return flt_generator;
} else if (strcmp(name, "parallel_float") == 0) {
return parallel_flt_generator;
}
return 0;
}