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#include "ggml/ggml.h"
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
struct ggml_context* make_ctx(void) {
struct ggml_init_params params = {
.mem_size = 2 * 1024 * 1024,
};
return ggml_init(params);
}
void printf_tensor(struct ggml_tensor * t) {
if (t->type == GGML_TYPE_F32) {
const float * t_d = ggml_get_data_f32(t);
for (int i = 0; i < t->ne[2]; ++i) {
for (int j = 0; j < t->ne[1]; ++j) {
for (int k = 0; k < t->ne[0]; ++k) {
printf("%.1f ", t_d[i * t->ne[1] * t->ne[0] + j * t->ne[0] + k]);
}
printf("\n");
}
printf("---\n");
}
}
else if (t->type == GGML_TYPE_F16) {
const ggml_fp16_t * t_d = ggml_get_data(t);
for (int i = 0; i < t->ne[2]; ++i) {
for (int j = 0; j < t->ne[1]; ++j) {
for (int k = 0; k < t->ne[0]; ++k) {
printf("%.1f ", ggml_fp16_to_fp32(t_d[i * t->ne[1] * t->ne[0] + j * t->ne[0] + k]));
}
printf("\n");
}
printf("---\n");
}
}
else {
printf("unknown type\n");
}
}
void check_tensor(struct ggml_tensor * t, float * expected_t_d, int ne0, int ne1, int ne2) {
GGML_ASSERT(t->type == GGML_TYPE_F32);
GGML_ASSERT(t->ne[0] == ne0);
GGML_ASSERT(t->ne[1] == ne1);
GGML_ASSERT(t->ne[2] == ne2);
for (int i2 = 0; i2 < ne2; ++i2) {
for (int i1 = 0; i1 < ne1; ++i1) {
for (int i0 = 0; i0 < ne0; ++i0) {
float expected = *(expected_t_d + i2 * ne1 * ne0 + i1 * ne0 + i0);
float actual = ggml_get_data_f32(t)[i2 * ne1 * ne0 + i1 * ne0 + i0];
GGML_ASSERT(expected == actual);
}
}
}
}
void test_conv_transpose_1d(void) {
float buf_f32[1024];
for (int i = 0; i < 1024; ++i) {
buf_f32[i] = (float)i;
}
ggml_fp16_t buf_f16[1024];
for (int i = 0; i < 1024; ++i) {
buf_f16[i] = ggml_fp32_to_fp16((float)i);
}
float expected_out_1[3][4] = {
{18.0, 45.0, 59.0, 37.0},
{24.0, 61.0, 83.0, 51.0},
{30.0, 77.0, 107.0, 65.0},
};
float expected_out_2[3][6] = {
{18.0, 21.0, 24.0, 29.0, 30.0, 37.0},
{24.0, 27.0, 34.0, 39.0, 44.0, 51.0},
{30.0, 33.0, 44.0, 49.0, 58.0, 65.0},
};
float expected_out_3[3][8] = {
{18.0, 21.0, 0.0, 24.0, 29.0, 0.0, 30.0, 37.0},
{24.0, 27.0, 0.0, 34.0, 39.0, 0.0, 44.0, 51.0},
{30.0, 33.0, 0.0, 44.0, 49.0, 0.0, 58.0, 65.0},
};
// conv transpose 1d with stride 1, 2 & 3
{
struct ggml_context * ctx = make_ctx();
struct ggml_tensor * t = ggml_new_tensor_2d(ctx, GGML_TYPE_F32, 3, 2); // l x cin
memcpy(t->data, buf_f32, ggml_nbytes(t));
struct ggml_tensor * k = ggml_new_tensor_3d(ctx, GGML_TYPE_F16, 2, 3, 2); // k x cout x cin
memcpy(k->data, buf_f16, ggml_nbytes(k));
struct ggml_tensor * out_1 = ggml_conv_transpose_1d(ctx, k, t, 1 /* s0 */, 0 /* p0 */, 1 /* d0 */);
struct ggml_tensor * out_2 = ggml_conv_transpose_1d(ctx, k, t, 2 /* s0 */, 0 /* p0 */, 1 /* d0 */);
struct ggml_tensor * out_3 = ggml_conv_transpose_1d(ctx, k, t, 3 /* s0 */, 0 /* p0 */, 1 /* d0 */);
struct ggml_cgraph gf_1 = ggml_build_forward(out_1);
struct ggml_cgraph gf_2 = ggml_build_forward(out_2);
struct ggml_cgraph gf_3 = ggml_build_forward(out_3);
ggml_graph_compute_with_ctx(ctx, &gf_1, 1);
ggml_graph_compute_with_ctx(ctx, &gf_2, 1);
ggml_graph_compute_with_ctx(ctx, &gf_3, 1);
check_tensor(out_1, (float*)expected_out_1, 4, 3, 1);
check_tensor(out_2, (float*)expected_out_2, 6, 3, 1);
check_tensor(out_3, (float*)expected_out_3, 8, 3, 1);
}
}
void test_conv_transpose_2d(void) {
float buf_f32[1024];
for (int i = 0; i < 1024; ++i) {
buf_f32[i] = (float)i;
}
ggml_fp16_t buf_f16[1024];
for (int i = 0; i < 1024; ++i) {
buf_f16[i] = ggml_fp32_to_fp16((float)i);
}
float expected_out_1[3][3][4] = {
{
{72.0, 162.0, 188.0, 106.0},
{192.0, 430.0, 490.0, 274.0},
{132.0, 292.0, 326.0, 180.0},
},
{
{96.0, 218.0, 260.0, 146.0},
{264.0, 590.0, 682.0, 378.0},
{180.0, 396.0, 446.0, 244.0},
},
{
{120.0, 274.0, 332.0, 186.0},
{336.0, 750.0, 874.0, 482.0},
{228.0, 500.0, 566.0, 308.0},
},
};
float expected_out_2[3][4][6] = {
{
{72.0, 78.0, 84.0, 92.0, 96.0, 106.0},
{84.0, 90.0, 100.0, 108.0, 116.0, 126.0},
{108.0, 120.0, 120.0, 134.0, 132.0, 148.0},
{132.0, 144.0, 148.0, 162.0, 164.0, 180.0},
},
{
{96.0, 102.0, 116.0, 124.0, 136.0, 146.0},
{108.0, 114.0, 132.0, 140.0, 156.0, 166.0},
{156.0, 168.0, 176.0, 190.0, 196.0, 212.0},
{180.0, 192.0, 204.0, 218.0, 228.0, 244.0},
},
{
{120.0, 126.0, 148.0, 156.0, 176.0, 186.0},
{132.0, 138.0, 164.0, 172.0, 196.0, 206.0},
{204.0, 216.0, 232.0, 246.0, 260.0, 276.0},
{228.0, 240.0, 260.0, 274.0, 292.0, 308.0},
},
};
float expected_out_3[3][5][8] = {
{
{72.0, 78.0, 0.0, 84.0, 92.0, 0.0, 96.0, 106.0},
{84.0, 90.0, 0.0, 100.0, 108.0, 0.0, 116.0, 126.0},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{108.0, 120.0, 0.0, 120.0, 134.0, 0.0, 132.0, 148.0},
{132.0, 144.0, 0.0, 148.0, 162.0, 0.0, 164.0, 180.0},
},
{
{96.0, 102.0, 0.0, 116.0, 124.0, 0.0, 136.0, 146.0},
{108.0, 114.0, 0.0, 132.0, 140.0, 0.0, 156.0, 166.0},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{156.0, 168.0, 0.0, 176.0, 190.0, 0.0, 196.0, 212.0},
{180.0, 192.0, 0.0, 204.0, 218.0, 0.0, 228.0, 244.0},
},
{
{120.0, 126.0, 0.0, 148.0, 156.0, 0.0, 176.0, 186.0},
{132.0, 138.0, 0.0, 164.0, 172.0, 0.0, 196.0, 206.0},
{0.0, 0.0, 0.0, 0.0, 0.0, 0.0},
{204.0, 216.0, 0.0, 232.0, 246.0, 0.0, 260.0, 276.0},
{228.0, 240.0, 0.0, 260.0, 274.0, 0.0, 292.0, 308.0},
},
};
// conv transpose 2d with stride 1, 2 & 3
{
struct ggml_context * ctx = make_ctx();
struct ggml_tensor * t = ggml_new_tensor_4d(ctx, GGML_TYPE_F32, 3, 2, 2, 1); // w x h x cin
memcpy(t->data, buf_f32, ggml_nbytes(t));
struct ggml_tensor * k = ggml_new_tensor_4d(ctx, GGML_TYPE_F16, 2, 2, 3, 2); // w x h cin x cout
memcpy(k->data, buf_f16, ggml_nbytes(k));
struct ggml_tensor * out_1 = ggml_conv_transpose_2d_p0(ctx, k, t, 1);
struct ggml_tensor * out_2 = ggml_conv_transpose_2d_p0(ctx, k, t, 2);
struct ggml_tensor * out_3 = ggml_conv_transpose_2d_p0(ctx, k, t, 3);
struct ggml_cgraph gf_1 = ggml_build_forward(out_1);
struct ggml_cgraph gf_2 = ggml_build_forward(out_2);
struct ggml_cgraph gf_3 = ggml_build_forward(out_3);
ggml_graph_compute_with_ctx(ctx, &gf_1, 1);
ggml_graph_compute_with_ctx(ctx, &gf_2, 1);
ggml_graph_compute_with_ctx(ctx, &gf_3, 1);
// printf("in\n");
// printf_tensor(t);
// printf("\n\nkernel\n");
// printf_tensor(k);
// printf("\n\nout\n");
// printf_tensor(out);
// printf("\n\nout_2\n");
// printf_tensor(out_2);
// printf("\n\nout_3\n");
// printf_tensor(out_3);
check_tensor(out_1, (float*)expected_out_1, 4, 3, 3);
check_tensor(out_2, (float*)expected_out_2, 6, 4, 3);
check_tensor(out_3, (float*)expected_out_3, 8, 5, 3);
}
}
int main(int argc, const char * argv[]) {
test_conv_transpose_1d();
test_conv_transpose_2d();
return 0;
}
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