sysy/performance_c/sy/conv0.sy

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2024-04-14 22:20:29 +08:00
#include "sylib.h"
#define max 1073741824
int checkrange(int num){
while (num > max) num = num - max;
while (num < 0) num = num + max;
return num;
}
int reduce(int kernelid, int x, int y){
if (kernelid == 0)
return checkrange(x+y);
if (kernelid == 1) {
// x ^ y;
int ret = 0;
int i = 1;
while (i < max){
if (x / i % 2 == y / i % 2)
ret = ret * 2;
else
ret = ret * 2 + 1;
i = i * 2;
}
return ret;
}
if (kernelid == 2)
if (x > y) return x;
else return y;
if (kernelid == 3){
// return x | y;
int ret = 0;
int i = 1;
while (i < max){
if (x / i % 2 == 1 || y / i % 2 == 1)
ret = ret * 2 + 1;
else
ret = ret * 2;
i = i * 2;
}
return ret;
}
if (kernelid == 4){
// return x & y;
int ret = 0;
int i = 1;
while (i < max){
if (x / i % 2 == 1 && y / i % 2 == 1)
ret = ret * 2 + 1;
else
ret = ret * 2;
i = i * 2;
}
return ret;
}
return 0;
}
int getvalue(int array[], int n, int m, int x, int y){
if (x < 0 || y < 0 || x >= n || y >= m) return 0;
return array[x * m + y];
}
int convn(int kernelid, int input[], int output[], int n, int m, int c){
int i = 0;
int j = 0;
int x, y, curr;
#define true 1
while (true == true){
j = 0;
while (true == true){
curr = 0;
x = i - c / 2;
while (true == true){
y = j - c / 2;
while (true == true){
curr = reduce(kernelid, curr, getvalue(input, n, m, x, y));
y = y + 1;
if (y >= j + c / 2) break;
}
x = x + 1;
if (x >= i + c / 2) break;
}
output[i * m + j] = curr;
j = j + 1;
if (j >= m) break;
}
i = i + 1;
if (i >= n) break;
}
return 0;
}
int a[10000000];
int b[10000000];
int kernelid[10000];
void memmove(int dst[], int src[], int n){
int i = 0;
while (i < n){
dst[i] = src[i];
i = i + 1;
}
}
int main(){
int c = getint(), n = getint(), m = getint();
getarray(a);
int task = getarray(kernelid);
starttime();
int i = 0;
while (i < task){
convn(kernelid[i], a, b, n, m, c);
memmove(a, b, n * m);
i = i + 1;
}
stoptime();
putarray(n * m, a);
return 0;
}