20 lines
699 B
Plaintext
20 lines
699 B
Plaintext
#include <metal_stdlib>
|
|
|
|
using namespace metal;
|
|
void atomicCompareExchangeWeak_89ea3b(threadgroup atomic_int* const tint_symbol_1) {
|
|
int prev_value = 1;
|
|
bool matched = atomic_compare_exchange_weak_explicit(&(*(tint_symbol_1)), &prev_value, 1, memory_order_relaxed, memory_order_relaxed);
|
|
int2 res = int2(prev_value, matched);
|
|
}
|
|
|
|
kernel void compute_main(uint local_invocation_index [[thread_index_in_threadgroup]]) {
|
|
threadgroup atomic_int tint_symbol_2;
|
|
if ((local_invocation_index == 0u)) {
|
|
atomic_store_explicit(&(tint_symbol_2), int(), memory_order_relaxed);
|
|
}
|
|
threadgroup_barrier(mem_flags::mem_threadgroup);
|
|
atomicCompareExchangeWeak_89ea3b(&(tint_symbol_2));
|
|
return;
|
|
}
|
|
|