| ; SPIR-V | 
 | ; Version: 1.3 | 
 | ; Generator: Google Tint Compiler; 0 | 
 | ; Bound: 36 | 
 | ; Schema: 0 | 
 |                OpCapability Shader | 
 |                OpMemoryModel Logical GLSL450 | 
 |                OpEntryPoint GLCompute %compute_main "compute_main" %local_invocation_index_1 | 
 |                OpExecutionMode %compute_main LocalSize 1 1 1 | 
 |                OpName %local_invocation_index_1 "local_invocation_index_1" | 
 |                OpName %arg_0 "arg_0" | 
 |                OpName %atomicCompareExchangeWeak_83580d "atomicCompareExchangeWeak_83580d" | 
 |                OpName %__atomic_compare_exchange_result_u32 "__atomic_compare_exchange_result_u32" | 
 |                OpMemberName %__atomic_compare_exchange_result_u32 0 "old_value" | 
 |                OpMemberName %__atomic_compare_exchange_result_u32 1 "exchanged" | 
 |                OpName %res "res" | 
 |                OpName %compute_main_inner "compute_main_inner" | 
 |                OpName %local_invocation_index "local_invocation_index" | 
 |                OpName %compute_main "compute_main" | 
 |                OpDecorate %local_invocation_index_1 BuiltIn LocalInvocationIndex | 
 |                OpMemberDecorate %__atomic_compare_exchange_result_u32 0 Offset 0 | 
 |                OpMemberDecorate %__atomic_compare_exchange_result_u32 1 Offset 4 | 
 |        %uint = OpTypeInt 32 0 | 
 | %_ptr_Input_uint = OpTypePointer Input %uint | 
 | %local_invocation_index_1 = OpVariable %_ptr_Input_uint Input | 
 | %_ptr_Workgroup_uint = OpTypePointer Workgroup %uint | 
 |       %arg_0 = OpVariable %_ptr_Workgroup_uint Workgroup | 
 |        %void = OpTypeVoid | 
 |           %6 = OpTypeFunction %void | 
 |        %bool = OpTypeBool | 
 | %__atomic_compare_exchange_result_u32 = OpTypeStruct %uint %bool | 
 |      %uint_2 = OpConstant %uint 2 | 
 |      %uint_0 = OpConstant %uint 0 | 
 |      %uint_1 = OpConstant %uint 1 | 
 | %_ptr_Function___atomic_compare_exchange_result_u32 = OpTypePointer Function %__atomic_compare_exchange_result_u32 | 
 |          %21 = OpConstantNull %__atomic_compare_exchange_result_u32 | 
 |          %22 = OpTypeFunction %void %uint | 
 |          %28 = OpConstantNull %uint | 
 |    %uint_264 = OpConstant %uint 264 | 
 | %atomicCompareExchangeWeak_83580d = OpFunction %void None %6 | 
 |           %9 = OpLabel | 
 |         %res = OpVariable %_ptr_Function___atomic_compare_exchange_result_u32 Function %21 | 
 |          %17 = OpAtomicCompareExchange %uint %arg_0 %uint_2 %uint_0 %uint_0 %uint_1 %uint_1 | 
 |          %18 = OpIEqual %bool %17 %uint_1 | 
 |          %10 = OpCompositeConstruct %__atomic_compare_exchange_result_u32 %17 %18 | 
 |                OpStore %res %10 | 
 |                OpReturn | 
 |                OpFunctionEnd | 
 | %compute_main_inner = OpFunction %void None %22 | 
 | %local_invocation_index = OpFunctionParameter %uint | 
 |          %25 = OpLabel | 
 |                OpAtomicStore %arg_0 %uint_2 %uint_0 %28 | 
 |                OpControlBarrier %uint_2 %uint_2 %uint_264 | 
 |          %31 = OpFunctionCall %void %atomicCompareExchangeWeak_83580d | 
 |                OpReturn | 
 |                OpFunctionEnd | 
 | %compute_main = OpFunction %void None %6 | 
 |          %33 = OpLabel | 
 |          %35 = OpLoad %uint %local_invocation_index_1 | 
 |          %34 = OpFunctionCall %void %compute_main_inner %35 | 
 |                OpReturn | 
 |                OpFunctionEnd |