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Stream_df_cholesky_peek: Guarantee data is copied back to shared memory #7

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Stream_df_cholesky_peek: Guarantee data is copied back to shared memory #7

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25 changes: 9 additions & 16 deletions examples/cholesky/stream_df_cholesky_peek.c
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Original file line number Diff line number Diff line change
Expand Up @@ -328,22 +328,15 @@ void create_terminal_task(int id_x, int id_y)
int token;

if(id_x == id_y) {
if(id_x == ntiles-1) {
#pragma omp task peek(sdpotrf_ref[IDX_DPOTRF(id_x)] >> in[T*T]) \
output(sfinal_ref[0] << token)
{
copy_block_to_global(in, id_x, id_y);
debug_printf("Terminal Task %d, %d\n", id_x, id_y);
}
} else {
#pragma omp task peek(sdpotrf_ref[IDX_DPOTRF(id_x)] >> in[T*T])
{
copy_block_to_global(in, id_x, id_y);
debug_printf("Terminal Task %d, %d\n", id_x, id_y);
}
#pragma omp task peek(sdpotrf_ref[IDX_DPOTRF(id_x)] >> in[T*T]) \
output(sfinal_ref[0] << token)
{
copy_block_to_global(in, id_x, id_y);
debug_printf("Terminal Task %d, %d\n", id_x, id_y);
}
} else {
#pragma omp task peek(sdtrsm_ref[IDX_DTRSM(id_x, id_y)] >> in[T*T])
#pragma omp task peek(sdtrsm_ref[IDX_DTRSM(id_x, id_y)] >> in[T*T]) \
output(sfinal_ref[0] << token)
{
copy_block_to_global(in, id_x, id_y);
debug_printf("Terminal Task %d, %d\n", id_x, id_y);
Expand Down Expand Up @@ -521,7 +514,7 @@ int main(int argc, char** argv)
int px = 4;
int py = px;

int token;
int token[ntiles*(ntiles+1)/2];
int ntasks = 0;
int nntasks = 0;

Expand Down Expand Up @@ -600,7 +593,7 @@ int main(int argc, char** argv)
}
}

#pragma omp task input(sfinal_ref[0] >> token)
#pragma omp task input(sfinal_ref[0] >> token[ntiles*(ntiles+1)/2])
{
printf("All tasks finished\n");
}
Expand Down