Added one gpu for each process

game_of_life/benchmark/main.c

@@ -245,6 +245,9 @@ int main(int argc, char *argv[]) {
 
     /* Futhark Initialization */
     struct futhark_context_config *contextConfig = futhark_context_config_new();
+    int nbDevices = atoi(argv[1]);
+    char device[3] = {0};
+    snprintf(device, sizeof(device), "#%d", myRank % nbDevices);
     futhark_context_config_set_device(contextConfig, argv[1]);
     struct futhark_context *futharkContext = futhark_context_new(contextConfig);