; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 55
; Schema: 0
               OpCapability Shader
               OpMemoryModel Logical GLSL450
               OpEntryPoint GLCompute %compute_main "compute_main" %local_invocation_index_1_param_1
               OpExecutionMode %compute_main LocalSize 1 1 1
               OpName %local_invocation_index_1_param_1 "local_invocation_index_1_param_1"
               OpName %local_invocation_index_1 "local_invocation_index_1"
               OpName %arg_0 "arg_0"
               OpName %atomicCompareExchangeWeak_e88938 "atomicCompareExchangeWeak_e88938"
               OpName %x__atomic_compare_exchange_resulti32 "x__atomic_compare_exchange_resulti32"
               OpMemberName %x__atomic_compare_exchange_resulti32 0 "old_value"
               OpMemberName %x__atomic_compare_exchange_resulti32 1 "exchanged"
               OpName %res "res"
               OpName %__atomic_compare_exchange_resulti32 "__atomic_compare_exchange_resulti32"
               OpMemberName %__atomic_compare_exchange_resulti32 0 "old_value"
               OpMemberName %__atomic_compare_exchange_resulti32 1 "exchanged"
               OpName %compute_main_inner "compute_main_inner"
               OpName %local_invocation_index_2 "local_invocation_index_2"
               OpName %compute_main_1 "compute_main_1"
               OpName %compute_main_inner_1 "compute_main_inner_1"
               OpName %local_invocation_index_1_param "local_invocation_index_1_param"
               OpName %compute_main "compute_main"
               OpDecorate %local_invocation_index_1_param_1 BuiltIn LocalInvocationIndex
               OpMemberDecorate %x__atomic_compare_exchange_resulti32 0 Offset 0
               OpMemberDecorate %x__atomic_compare_exchange_resulti32 1 Offset 4
               OpMemberDecorate %__atomic_compare_exchange_resulti32 0 Offset 0
               OpMemberDecorate %__atomic_compare_exchange_resulti32 1 Offset 4
       %uint = OpTypeInt 32 0
%_ptr_Input_uint = OpTypePointer Input %uint
%local_invocation_index_1_param_1 = OpVariable %_ptr_Input_uint Input
%_ptr_Private_uint = OpTypePointer Private %uint
          %6 = OpConstantNull %uint
%local_invocation_index_1 = OpVariable %_ptr_Private_uint Private %6
        %int = OpTypeInt 32 1
%_ptr_Workgroup_int = OpTypePointer Workgroup %int
      %arg_0 = OpVariable %_ptr_Workgroup_int Workgroup
       %void = OpTypeVoid
         %10 = OpTypeFunction %void
       %bool = OpTypeBool
%x__atomic_compare_exchange_resulti32 = OpTypeStruct %int %bool
         %16 = OpConstantNull %x__atomic_compare_exchange_resulti32
%_ptr_Function_x__atomic_compare_exchange_resulti32 = OpTypePointer Function %x__atomic_compare_exchange_resulti32
%__atomic_compare_exchange_resulti32 = OpTypeStruct %int %bool
     %uint_2 = OpConstant %uint 2
     %uint_0 = OpConstant %uint 0
      %int_1 = OpConstant %int 1
         %30 = OpTypeFunction %void %uint
         %36 = OpConstantNull %int
   %uint_264 = OpConstant %uint 264
%atomicCompareExchangeWeak_e88938 = OpFunction %void None %10
         %13 = OpLabel
        %res = OpVariable %_ptr_Function_x__atomic_compare_exchange_resulti32 Function %16
               OpStore %res %16
         %25 = OpAtomicCompareExchange %int %arg_0 %uint_2 %uint_0 %uint_0 %int_1 %int_1
         %26 = OpIEqual %bool %25 %int_1
         %19 = OpCompositeConstruct %__atomic_compare_exchange_resulti32 %25 %26
         %27 = OpCompositeExtract %int %19 0
         %28 = OpIEqual %bool %27 %int_1
         %29 = OpCompositeConstruct %x__atomic_compare_exchange_resulti32 %27 %28
               OpStore %res %29
               OpReturn
               OpFunctionEnd
%compute_main_inner = OpFunction %void None %30
%local_invocation_index_2 = OpFunctionParameter %uint
         %33 = OpLabel
               OpAtomicStore %arg_0 %uint_2 %uint_0 %36
               OpControlBarrier %uint_2 %uint_2 %uint_264
         %39 = OpFunctionCall %void %atomicCompareExchangeWeak_e88938
               OpReturn
               OpFunctionEnd
%compute_main_1 = OpFunction %void None %10
         %41 = OpLabel
         %42 = OpLoad %uint %local_invocation_index_1
         %43 = OpFunctionCall %void %compute_main_inner %42
               OpReturn
               OpFunctionEnd
%compute_main_inner_1 = OpFunction %void None %30
%local_invocation_index_1_param = OpFunctionParameter %uint
         %46 = OpLabel
               OpAtomicStore %arg_0 %uint_2 %uint_0 %36
               OpControlBarrier %uint_2 %uint_2 %uint_264
               OpStore %local_invocation_index_1 %local_invocation_index_1_param
         %50 = OpFunctionCall %void %compute_main_1
               OpReturn
               OpFunctionEnd
%compute_main = OpFunction %void None %10
         %52 = OpLabel
         %54 = OpLoad %uint %local_invocation_index_1_param_1
         %53 = OpFunctionCall %void %compute_main_inner_1 %54
               OpReturn
               OpFunctionEnd