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Update test/cnn_function.cu

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augustin64 2023-03-31 15:06:10 +02:00
parent 05315a3567
commit d6d03162b2
1 changed files with 59 additions and 18 deletions
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77
test/cnn_function.cu
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@ -7,17 +7,25 @@
#include "../src/include/colors.h" #include "../src/include/colors.h"
#include "../src/include/utils.h" #include "../src/include/utils.h"
#include "../src/cnn/include/config.h"
int main() { __global__ void local_kernel(funcPtr f, float*** input, int depth, int rows, int columns) {
printf("Checking CUDA compatibility.\n"); // Équivalents respectifs de i, j et k dans la boucle effectuée par le cpu
bool cuda_compatible = check_cuda_compatibility(); int idx = threadIdx.x + blockDim.x*blockIdx.x; // < depth
if (!cuda_compatible) { int idy = threadIdx.y + blockDim.y*blockIdx.y; // < rows
printf(RED "CUDA not compatible, skipping tests.\n" RESET); int idz = threadIdx.z + blockDim.z*blockIdx.z; // < columns
return 0;
if (idx >= depth || idy >= rows || idz >= columns) {
return;
} }
printf(GREEN "OK\n" RESET);
printf("Initialisation OK\n"); input[idx][idy][idz] = (*f)(input[idx][idy][idz]);
}
void test1(int activation, bool use_local_kernel) {
printf("Test sur la fonction %d\n", activation);
printf("\tInitialisation OK\n");
// Initialise values // Initialise values
int depth = 10; int depth = 10;
int rows = 10; int rows = 10;
@ -32,27 +40,40 @@ int main() {
input[i][j] = (float*)nalloc(columns, sizeof(float)); input[i][j] = (float*)nalloc(columns, sizeof(float));
input_initial[i][j] = (float*)malloc(columns*sizeof(float)); input_initial[i][j] = (float*)malloc(columns*sizeof(float));
for (int k=0; k < columns; k++) { for (int k=0; k < columns; k++) {
input[i][j][k] = rand()/RAND_MAX; input[i][j][k] = rand()/(float)RAND_MAX;
input_initial[i][j][k] = input[i][j][k]; input_initial[i][j][k] = input[i][j][k];
} }
} }
} }
printf(GREEN "OK\n" RESET); printf("\t" GREEN "OK\n" RESET);
funcPtr func = get_activation_function(TANH); funcPtr func_cpu = get_activation_function(activation);
printf("Calcul par CUDA\n"); if (!use_local_kernel) {
apply_function_input(TANH, input, depth, rows, columns); printf("\tCalcul par CUDA\n");
printf(GREEN "OK\n" RESET); apply_function_input(activation, input, depth, rows, columns);
} else {
printf("\tCalcul par CUDA sur le kernel local\n");
dim3 gridSize(i_div_up(depth, BLOCKSIZE_x), i_div_up(rows, BLOCKSIZE_y), i_div_up(columns, BLOCKSIZE_z));
dim3 blockSize(BLOCKSIZE_x, BLOCKSIZE_y, BLOCKSIZE_z);
printf("Vérification des résultats\n"); funcPtr function_cuda = get_activation_function_cuda(activation);
local_kernel<<<gridSize, blockSize>>>(function_cuda, input, depth, rows, columns);
gpuErrchk( cudaPeekAtLastError() );
gpuErrchk( cudaDeviceSynchronize() );
}
printf("\t" GREEN "OK\n" RESET);
printf("\tVérification des résultats\n");
for (int i=0; i < depth; i++) { for (int i=0; i < depth; i++) {
for (int j=0; j < rows; j++) { for (int j=0; j < rows; j++) {
for (int k=0; k < columns; k++) { for (int k=0; k < columns; k++) {
if (fabs((*func)(input_initial[i][j][k]) - input[i][j][k]) > 1e-6) { if (fabs((*func_cpu)(input_initial[i][j][k]) - input[i][j][k]) > 1e-6) {
printf_error((char*)"Les résultats ne coincident pas\n"); printf_error((char*)"Les résultats ne coincident pas\n");
printf("Différence %e\n", fabs((*func)(input_initial[i][j][k]) - input[i][j][k])); printf("Différence %e\n", fabs((*func_cpu)(input_initial[i][j][k]) - input[i][j][k]));
//exit(1); exit(1);
} }
} }
gree(input[i][j]); gree(input[i][j]);
@ -64,6 +85,26 @@ int main() {
gree(input); gree(input);
free(input_initial); free(input_initial);
printf("\t" GREEN "OK\n" RESET);
printf(GREEN "OK\n" RESET); printf(GREEN "OK\n" RESET);
}
int main() {
printf("Checking CUDA compatibility.\n");
bool cuda_compatible = check_cuda_compatibility();
if (!cuda_compatible) {
printf(RED "CUDA not compatible, skipping tests.\n" RESET);
return 0;
}
printf(GREEN "OK\n" RESET);
for (int i=1; i < 7; i++) {
if (i != 5) { // Exclude SOFTMAX
test1(i, false); // use function i
test1(-i, false); // use function i'
test1(i, true); // use function i in the kernel declared in this file
test1(-i, true); // use function i' in the kernel declared in this file
}
}
return 0; return 0;
} }