| #include <metal_stdlib> |
| |
| using namespace metal; |
| |
| struct atomic_compare_exchange_result_i32 { |
| int old_value; |
| bool exchanged; |
| }; |
| atomic_compare_exchange_result_i32 atomicCompareExchangeWeak_1(device atomic_int* atomic, int compare, int value) { |
| int old_value = compare; |
| bool exchanged = atomic_compare_exchange_weak_explicit(atomic, &old_value, value, memory_order_relaxed, memory_order_relaxed); |
| return {old_value, exchanged}; |
| } |
| |
| struct tint_private_vars_struct { |
| bool tint_discarded; |
| }; |
| |
| struct tint_symbol_2 { |
| float4 value [[color(0)]]; |
| }; |
| |
| float4 tint_symbol_inner(thread tint_private_vars_struct* const tint_private_vars, device atomic_int* const tint_symbol_4) { |
| if (false) { |
| (*(tint_private_vars)).tint_discarded = true; |
| } |
| atomic_compare_exchange_result_i32 tint_symbol_3 = {}; |
| if (!((*(tint_private_vars)).tint_discarded)) { |
| tint_symbol_3 = atomicCompareExchangeWeak_1(tint_symbol_4, 0, 1); |
| } |
| atomic_compare_exchange_result_i32 const tint_symbol_1 = tint_symbol_3; |
| int const old_value = tint_symbol_1.old_value; |
| return float4(float(old_value)); |
| } |
| |
| fragment tint_symbol_2 tint_symbol(device atomic_int* tint_symbol_5 [[buffer(0)]]) { |
| thread tint_private_vars_struct tint_private_vars = {}; |
| tint_private_vars.tint_discarded = false; |
| float4 const inner_result = tint_symbol_inner(&(tint_private_vars), tint_symbol_5); |
| tint_symbol_2 wrapper_result = {}; |
| wrapper_result.value = inner_result; |
| if (tint_private_vars.tint_discarded) { |
| discard_fragment(); |
| } |
| return wrapper_result; |
| } |
| |