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
|
/**
* This version is stamped on May 10, 2016
*
* Contact:
* Louis-Noel Pouchet <pouchet.ohio-state.edu>
* Tomofumi Yuki <tomofumi.yuki.fr>
*
* Web address: http://polybench.sourceforge.net
*/
/* 3mm.c: this file is part of PolyBench/C */
#ifndef SYNTHESIS
#include <stdio.h>
#endif
#define plus(i) i = i + ONE
static
void init_array(int ni, int nj, int nk, int nl, int nm,
int A[ 16 + 0][20 + 0],
int B[ 20 + 0][18 + 0],
int C[ 18 + 0][24 + 0],
int D[ 24 + 0][22 + 0])
{
int i, j;
int ONE = 1;
int TWO = 2;
int THREE = 3;
for (i = 0; i < ni; plus(i))
for (j = 0; j < nk; plus(j))
A[i][j] = (int) (((i*j+ONE) % ni) / (5*ni));
for (i = 0; i < nk; plus(i))
for (j = 0; j < nj; plus(j))
B[i][j] = (int) (((i*(j+ONE)+TWO) % nj) / (5*nj));
for (i = 0; i < nj; plus(i))
for (j = 0; j < nm; plus(j))
C[i][j] = (int) (((i*(j+THREE)) % nl) / (5*nl));
for (i = 0; i < nm; plus(i))
for (j = 0; j < nl; plus(j))
D[i][j] = (int) (((i*(j+TWO)+TWO) % nk) / (5*nk));
}
static
int print_array(int ni, int nl,
int G[ 16 + 0][22 + 0])
{
int i, j;
int ONE = 1;
int res = 0;
for (i = 0; i < ni; plus(i))
for (j = 0; j < nl; plus(j)) {
res ^= G[i][j];
}
#ifndef SYNTHESIS
printf("finished %u\n", res);
#endif
return res;
}
static
void kernel_3mm(int ni, int nj, int nk, int nl, int nm,
int E[ 16 + 0][18 + 0],
int A[ 16 + 0][20 + 0],
int B[ 20 + 0][18 + 0],
int F[ 18 + 0][22 + 0],
int C[ 18 + 0][24 + 0],
int D[ 24 + 0][22 + 0],
int G[ 16 + 0][22 + 0])
{
int ONE = 1;
int i, j, k;
for (i = 0; i < ni; plus(i))
for (j = 0; j < nj; plus(j))
{
E[i][j] = 0;
for (k = 0; k < nk; plus(k))
E[i][j] += A[i][k] * B[k][j];
}
for (i = 0; i < nj; plus(i))
for (j = 0; j < nl; plus(j))
{
F[i][j] = 0;
for (k = 0; k < nm; plus(k))
F[i][j] += C[i][k] * D[k][j];
}
for (i = 0; i < ni; plus(i))
for (j = 0; j < nl; plus(j))
{
G[i][j] = 0;
for (k = 0; k < nj; plus(k))
G[i][j] += E[i][k] * F[k][j];
}
}
int main()
{
int ni = 16;
int nj = 18;
int nk = 20;
int nl = 22;
int nm = 24;
int E[16 + 0][18 + 0];
int A[16 + 0][20 + 0];
int B[20 + 0][18 + 0];
int F[18 + 0][22 + 0];
int C[18 + 0][24 + 0];
int D[24 + 0][22 + 0];
int G[16 + 0][22 + 0];
init_array (ni, nj, nk, nl, nm,
A,
B,
C,
D);
kernel_3mm (ni, nj, nk, nl, nm,
E,
A,
B,
F,
C,
D,
G);
return print_array(ni, nl, G);
}
|
