int main()
{
int t, n;
seive(MAX_NUM);
scanf("%d", &t);
while (t--){
scanf("%d", &n);
printf("%d\n", euler_totient(n));
}
return 0;
}
int main(int argc, const char * argv[]) {
static mach_timebase_info_data_t sTimebaseInfo;
int seq = 0;
int cpu = 0;
// insert code here...
int* data = (int*) malloc(sizeof(cl_int)*RANGE);
for (int i = 0; i < RANGE; i ++) {
data[i] = START + i;
//printf("%d",data[i]);
}
int* out = (int*) malloc(sizeof(cl_int)*RANGE);
printf("Hello, World!\n");
if (argc > 1){
if (strncmp(argv[1], "seq", 3) == 0) {
seq = TRUE;
} else if (strncmp(argv[1], "cpu", 3) == 0) {
cpu = 1;
}
}
uint64_t start = mach_absolute_time();
if (seq)
euler_totient(data, out);
else {
dispatch_queue_t queue;
if (cpu)
queue = gcl_create_dispatch_queue(CL_DEVICE_TYPE_CPU, NULL);
else
queue = gcl_create_dispatch_queue(CL_DEVICE_TYPE_GPU, NULL);
void *mem_in = gcl_malloc(sizeof(cl_int)*RANGE, data, CL_MEM_READ_ONLY | CL_MEM_COPY_HOST_PTR);
void *mem_out = gcl_malloc(sizeof(cl_int)*RANGE, NULL, CL_MEM_WRITE_ONLY);
dispatch_sync(queue, ^{
size_t wgs;
gcl_get_kernel_block_workgroup_info(euler_totient_kernel,
CL_KERNEL_WORK_GROUP_SIZE,
sizeof(wgs), &wgs, NULL);
cl_ndrange range = {
1,
{0, 0, 0},
{RANGE, 0, 0},
{wgs, 0, 0}
};
euler_totient_kernel(&range,(cl_int*)mem_in, (cl_int*)mem_out);
gcl_memcpy(out, mem_out, sizeof(cl_float) * RANGE);
});
}
