| #include <metal_stdlib> |
| |
| using namespace metal; |
| |
| template <typename A, typename T> |
| vec<T, 2> atomicCompareExchangeWeak_1(threadgroup A* atomic, T compare, T value) { |
| T prev_value = compare; |
| bool matched = atomic_compare_exchange_weak_explicit(atomic, &prev_value, value, memory_order_relaxed, memory_order_relaxed); |
| return {prev_value, matched}; |
| } |
| |
| void atomicCompareExchangeWeak_89ea3b(threadgroup atomic_int* const tint_symbol_1) { |
| int2 res = atomicCompareExchangeWeak_1(&(*(tint_symbol_1)), 1, 1); |
| } |
| |
| 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; |
| } |
| |