; SPIR-V
; Version: 1.3
; Generator: Google Tint Compiler; 0
; Bound: 49
; 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 %prevent_dce_block "prevent_dce_block"
               OpMemberName %prevent_dce_block 0 "inner"
               OpName %prevent_dce "prevent_dce"
               OpName %tint_zero_workgroup_memory "tint_zero_workgroup_memory"
               OpName %local_idx "local_idx"
               OpName %atomicExchange_e114ba "atomicExchange_e114ba"
               OpName %arg_1 "arg_1"
               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
               OpDecorate %prevent_dce_block Block
               OpMemberDecorate %prevent_dce_block 0 Offset 0
               OpDecorate %prevent_dce DescriptorSet 2
               OpDecorate %prevent_dce Binding 0
       %uint = OpTypeInt 32 0
%_ptr_Input_uint = OpTypePointer Input %uint
%local_invocation_index_1 = OpVariable %_ptr_Input_uint Input
        %int = OpTypeInt 32 1
%_ptr_Workgroup_int = OpTypePointer Workgroup %int
      %arg_0 = OpVariable %_ptr_Workgroup_int Workgroup
%prevent_dce_block = OpTypeStruct %int
%_ptr_StorageBuffer_prevent_dce_block = OpTypePointer StorageBuffer %prevent_dce_block
%prevent_dce = OpVariable %_ptr_StorageBuffer_prevent_dce_block StorageBuffer
       %void = OpTypeVoid
         %10 = OpTypeFunction %void %uint
     %uint_1 = OpConstant %uint 1
       %bool = OpTypeBool
     %uint_2 = OpConstant %uint 2
     %uint_0 = OpConstant %uint 0
         %24 = OpConstantNull %int
   %uint_264 = OpConstant %uint 264
         %27 = OpTypeFunction %void
      %int_1 = OpConstant %int 1
%_ptr_Function_int = OpTypePointer Function %int
%_ptr_StorageBuffer_int = OpTypePointer StorageBuffer %int
%tint_zero_workgroup_memory = OpFunction %void None %10
  %local_idx = OpFunctionParameter %uint
         %14 = OpLabel
         %16 = OpULessThan %bool %local_idx %uint_1
               OpSelectionMerge %18 None
               OpBranchConditional %16 %19 %18
         %19 = OpLabel
               OpAtomicStore %arg_0 %uint_2 %uint_0 %24
               OpBranch %18
         %18 = OpLabel
               OpControlBarrier %uint_2 %uint_2 %uint_264
               OpReturn
               OpFunctionEnd
%atomicExchange_e114ba = OpFunction %void None %27
         %29 = OpLabel
      %arg_1 = OpVariable %_ptr_Function_int Function %24
        %res = OpVariable %_ptr_Function_int Function %24
               OpStore %arg_1 %int_1
         %35 = OpLoad %int %arg_1
         %33 = OpAtomicExchange %int %arg_0 %uint_2 %uint_0 %35
               OpStore %res %33
         %38 = OpAccessChain %_ptr_StorageBuffer_int %prevent_dce %uint_0
         %39 = OpLoad %int %res
               OpStore %38 %39
               OpReturn
               OpFunctionEnd
%compute_main_inner = OpFunction %void None %10
%local_invocation_index = OpFunctionParameter %uint
         %42 = OpLabel
         %43 = OpFunctionCall %void %tint_zero_workgroup_memory %local_invocation_index
         %44 = OpFunctionCall %void %atomicExchange_e114ba
               OpReturn
               OpFunctionEnd
%compute_main = OpFunction %void None %27
         %46 = OpLabel
         %48 = OpLoad %uint %local_invocation_index_1
         %47 = OpFunctionCall %void %compute_main_inner %48
               OpReturn
               OpFunctionEnd