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Fix trmm cuda #7

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Fix trmm cuda #7

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96547c9
Fix order of args in trmm cuda
shuds13 Jan 7, 2025
5bca35a
Fix B initialization in trmm cuda
shuds13 Jan 7, 2025
6d33d1f
Update generated trmm_cpu.c file
shuds13 Jan 7, 2025
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10 changes: 9 additions & 1 deletion polybench-cuda/trmm/trmm.cu
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,14 @@ void init_array(int n,int m,
int i, j;

*alpha = 32412;

// Initialize B to zero as only diagonals are set below
for (i = 0; i < m; i++) {
for (j = 0; j < n; j++) {
B[i*n + j] = 0.0;
}
}

for (i = 0; i < n; i++)
for (j = 0; j < m; j++) {
A[i*m+j] = ((double) i*j) / m;
Expand Down Expand Up @@ -116,7 +124,7 @@ int main(int argc, char** argv)
cudaMemcpy(dev_A, A, n*m*sizeof(double), cudaMemcpyHostToDevice);
cudaMemcpy(dev_B, B, m*n*sizeof(double), cudaMemcpyHostToDevice);
/* Run kernel. */
kernel(n,m, alpha, dev_A, dev_B);
kernel(n,m, alpha, dev_B, dev_A);
cudaMemcpy(B, dev_B, m*n*sizeof(double), cudaMemcpyDeviceToHost);

/* Prevent dead-code elimination. All live-out data must be printed
Expand Down
11 changes: 9 additions & 2 deletions polybench-cuda/trmm/trmm_cpu.c
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Original file line number Diff line number Diff line change
Expand Up @@ -153,7 +153,7 @@ int main(int argc, char ** argv) {
B = malloc(m * n * 8);
_ZL10init_arrayiiPdS_S_(n, m, (&alpha), ((double*)A), ((double*)B));
;
_ZL6kerneliidPdS_(n, m, alpha, ((double*)A), ((double*)B));
_ZL6kerneliidPdS_(n, m, alpha, ((double*)B), ((double*)A));
;
if (dump_code == 1) {
_ZL11print_arrayiiPd(m, n, ((double*)B));
Expand All @@ -167,10 +167,17 @@ free(((uint8_t*)((double*)B)));
void _ZL10init_arrayiiPdS_S_(uint32_t n, uint32_t m, double* alpha, double* A, double* B) {
int64_t i;
int64_t j;
uint32_t j_2e_0;
uint32_t j_2e_1;

*alpha = 32412;

for(int64_t i = 0; i < m; i = i + 1){

for(int64_t j = 0; j < n; j = j + 1){
B[(i * n + j)] = 0;
}
}

for(int64_t i = 0; i < n; i = i + 1){

for(int64_t j = 0; j < m; j = j + 1){
Expand Down