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
|
#include "Halide.h"
#include <math.h>
#include <stdio.h>
using namespace Halide;
int main(int argc, char **argv) {
Var x, y;
Func f, g;
printf("Defining function...\n");
f(x) = sqrt(cast<float>(x));
f.vectorize(x, 4);
Buffer<float> im = f.realize({32});
for (int i = 0; i < 32; i++) {
float correct = sqrtf((float)i);
if (fabs(im(i) - correct) > 0.001) {
printf("im(%d) = %f instead of %f\n", i, im(i), correct);
return -1;
}
}
printf("Success!\n");
return 0;
}
|
