spv.khrComputeShaderDerivatives.task
// Module Version 10400
// Generated by (magic number): 8000b
// Id's are bound by 38

                              Capability MeshShadingEXT
                              Capability ComputeDerivativeGroupLinearKHR
                              Extension  "SPV_EXT_mesh_shader"
                              Extension  "SPV_KHR_compute_shader_derivatives"
               1:             ExtInstImport  "GLSL.std.450"
                              MemoryModel Logical GLSL450
                              EntryPoint TaskEXT 4  "main" 11 25
                              ExecutionMode 4 LocalSize 4 1 1
                              ExecutionMode 4 DerivativeGroupLinearKHR
                              Source GLSL 450
                              SourceExtension  "GL_EXT_mesh_shader"
                              SourceExtension  "GL_KHR_compute_shader_derivatives"
                              Name 4  "main"
                              Name 8  "value"
                              Name 11  "gl_LocalInvocationIndex"
                              Name 14  "localDx"
                              Name 23  "Output"
                              MemberName 23(Output) 0  "dx"
                              Name 25  "outData"
                              Decorate 11(gl_LocalInvocationIndex) BuiltIn LocalInvocationIndex
                              Decorate 23(Output) Block
                              MemberDecorate 23(Output) 0 Offset 0
                              Decorate 25(outData) Binding 0
                              Decorate 25(outData) DescriptorSet 0
                              Decorate 37 BuiltIn WorkgroupSize
               2:             TypeVoid
               3:             TypeFunction 2
               6:             TypeFloat 32
               7:             TypePointer Function 6(float)
               9:             TypeInt 32 0
              10:             TypePointer Input 9(int)
11(gl_LocalInvocationIndex):     10(ptr) Variable Input
              18:      9(int) Constant 0
              19:             TypeBool
      23(Output):             TypeStruct 6(float)
              24:             TypePointer StorageBuffer 23(Output)
     25(outData):     24(ptr) Variable StorageBuffer
              26:             TypeInt 32 1
              27:     26(int) Constant 0
              29:             TypePointer StorageBuffer 6(float)
              31:      9(int) Constant 2
              32:      9(int) Constant 264
              33:      9(int) Constant 1
              35:             TypeVector 9(int) 3
              36:      9(int) Constant 4
              37:   35(ivec3) ConstantComposite 36 33 33
         4(main):           2 Function None 3
               5:             Label
        8(value):      7(ptr) Variable Function
     14(localDx):      7(ptr) Variable Function
              12:      9(int) Load 11(gl_LocalInvocationIndex)
              13:    6(float) ConvertUToF 12
                              Store 8(value) 13
              15:    6(float) Load 8(value)
              16:    6(float) DPdx 15
                              Store 14(localDx) 16
              17:      9(int) Load 11(gl_LocalInvocationIndex)
              20:    19(bool) IEqual 17 18
                              SelectionMerge 22 None
                              BranchConditional 20 21 22
              21:               Label
              28:    6(float)   Load 14(localDx)
              30:     29(ptr)   AccessChain 25(outData) 27
                                Store 30 28
                                Branch 22
              22:             Label
                              ControlBarrier 31 31 32
                              EmitMeshTasksEXT 33 33 33
                              FunctionEnd