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
|
#include <cstdio>
#include "HalideBuffer.h"
#include "HalideRuntime.h"
#include "stubuser.h"
using namespace Halide::Runtime;
const int kSize = 32;
template<typename Type>
Buffer<Type, 3> make_image() {
Buffer<Type, 3> im(kSize, kSize, 3);
for (int x = 0; x < kSize; x++) {
for (int y = 0; y < kSize; y++) {
for (int c = 0; c < 3; c++) {
im(x, y, c) = static_cast<Type>(x + y + c);
}
}
}
return im;
}
const float kFloatArg = 1.234f;
const int kIntArg = 33;
const float kOffset = 2.f;
template<typename InputType, typename OutputType>
void verify(const Buffer<InputType, 3> &input, float float_arg, int int_arg, float offset, const Buffer<OutputType, 3> &output) {
if (input.width() != output.width() ||
input.height() != output.height()) {
fprintf(stderr, "size mismatch\n");
exit(-1);
}
int channels = std::max(1, std::min(input.channels(), output.channels()));
for (int x = 0; x < output.width(); x++) {
for (int y = 0; y < output.height(); y++) {
for (int c = 0; c < channels; c++) {
const OutputType expected = static_cast<OutputType>(input(x, y, c) * float_arg + int_arg + offset);
const OutputType actual = output(x, y, c);
if (expected != actual) {
fprintf(stderr, "img[%d, %d, %d] = %f, expected %f\n", x, y, c, (double)actual, (double)expected);
exit(-1);
}
}
}
}
}
int main(int argc, char **argv) {
Buffer<uint8_t, 3> input = make_image<uint8_t>();
Buffer<uint8_t, 3> calculated_output(kSize, kSize, 3);
Buffer<float, 3> float32_buffer_output(kSize, kSize, 3);
Buffer<void, 3> int32_buffer_output(halide_type_t(halide_type_int, 32), kSize, kSize, 3);
Buffer<uint8_t, 3> array_test_output(kSize, kSize, 3);
Buffer<float, 3> tupled_output0(kSize, kSize, 3);
Buffer<int32_t, 3> tupled_output1(kSize, kSize, 3);
Buffer<int, 3> int_output(kSize, kSize, 3);
// TODO: see Issues #3709, #3967
Buffer<void, 3> float16_output(halide_type_t(halide_type_float, 16), kSize, kSize, 3);
Buffer<void, 3> bfloat16_output(halide_type_t(halide_type_bfloat, 16), kSize, kSize, 3);
stubuser(input, calculated_output, float32_buffer_output, int32_buffer_output,
array_test_output, tupled_output0, tupled_output1, int_output,
float16_output, bfloat16_output);
verify(input, kFloatArg, kIntArg, kOffset, calculated_output);
verify(input, 1.f, 0, 0.f, float32_buffer_output);
verify<uint8_t, int32_t>(input, 1.f, 0, 0.f, int32_buffer_output);
verify(input, 1.f, 0, 2, array_test_output);
verify(input, 1.f, 0, 0, tupled_output0);
verify(input, 1.f, 1, 3, int_output);
printf("Success!\n");
return 0;
}
|
