}

func (f *Func) raw() *_func {
	return (*_func)(unsafe.Pointer(f))
}

func (f *Func) funcInfo() funcInfo {
	return f.raw().funcInfo()
}

func (f *_func) funcInfo() funcInfo {
	// Find the module containing fn. fn is located in the pclntable.
	// The unsafe.Pointer to uintptr conversions and arithmetic
	// are safe because we are working with module addresses.

	//
	// funcdata [nfuncdata]uint32
}

// Pseudo-Func that is returned for PCs that occur in inlined code.
// A *Func can be either a *_func or a *funcinl, and they are distinguished
// by the first uintptr.
//
// TODO(austin): Can we merge this with inlinedCall?
type funcinl struct {
	ones      uint32  // set to ^0 to distinguish from _func
	entry     uintptr // entry of the real (the "outermost") frame

	}
}

// usage: defer p.trace(msg)()
func (p *parser) trace(msg string) func() {
	p.print(msg + " (")
	const tab = ". "
	p.indent = append(p.indent, tab...)
	return func() {
		p.indent = p.indent[:len(p.indent)-len(tab)]
		if x := recover(); x != nil {
			panic(x) // skip print_trace
		}
		p.print(")")
	}
}

func (p *parser) print(msg string) {

      return %cluster : tensor<i32>
    }
    ```

    will be transformed into:

    ```mlir
    func @computation(%arg0: tensor<i32>) -> tensor<i32> {
      %cluster = "tf_device.cluster_func"(%arg0) {func = @_func} : (tensor<i32>) -> tensor<i32>
      return %cluster : tensor<i32>
    }

    func @_func(%arg0: tensor<i32>) -> tensor<i32> {
      %identity = "tf.Identity"(%arg0) : (tensor<i32>) -> tensor<i32>

	fn.SetTypecheck(1)

	name.Func = fn

	return fn
}

func (f *Func) isStmt() {}

func (n *Func) copy() Node                                  { panic(n.no("copy")) }
func (n *Func) doChildren(do func(Node) bool) bool          { return doNodes(n.Body, do) }
func (n *Func) editChildren(edit func(Node) Node)           { editNodes(n.Body, edit) }

}
func (f *Func) ConstInt32(t *types.Type, c int32) *Value {
	return f.constVal(OpConst32, t, int64(c), true)
}
func (f *Func) ConstInt64(t *types.Type, c int64) *Value {
	return f.constVal(OpConst64, t, c, true)
}
func (f *Func) ConstFloat32(t *types.Type, c float64) *Value {
	return f.constVal(OpConst32F, t, int64(math.Float64bits(float64(float32(c)))), true)
}
func (f *Func) ConstFloat64(t *types.Type, c float64) *Value {

        return "{}";
      }
      LOG(WARNING) << "Unimplemented: default value of list-typed attribute.";
      return "/* UNIMPLEMENTED */";
    case AttrValue::kShape:
    case AttrValue::kTensor:
    case AttrValue::kFunc:
    case AttrValue::kPlaceholder:
      LOG(ERROR) << "Unexpected non-primitive attribute value.";
      return "/* ERROR */";
  }
}

string AttrView::VariableStrLen() const {

	// the caller to a list of callees.
	extraCalls map[*ir.Func][]nowritebarrierrecCall

	// curfn is the current function during AST walks.
	curfn *ir.Func
}

type nowritebarrierrecCall struct {
	target *ir.Func // caller or callee
	lineno src.XPos // line of call
}

// newNowritebarrierrecChecker creates a nowritebarrierrecChecker. It
// must be called before walk.
func newNowritebarrierrecChecker() *nowritebarrierrecChecker {

		// Run multiple times to shake out data races
		t.Run("goroutine launches", testLaunches)
	}
}

func BenchmarkGoroutine(b *testing.B) {
	withIdle := func(n int, fn func(b *testing.B)) func(b *testing.B) {
		return func(b *testing.B) {
			c := make(chan int)
			var ready, done sync.WaitGroup
			defer func() {
				close(c)
				done.Wait()
			}()

			for i := 0; i < n; i++ {
				ready.Add(1)

	}
	if s.CFunc() {
		fmt.Fprintf(ctxt.Bso, "cfunc ")
	}
	if s.NoSplit() {
		fmt.Fprintf(ctxt.Bso, "nosplit ")
	}
	if s.Func() != nil && s.Func().FuncFlag&abi.FuncFlagTopFrame != 0 {
		fmt.Fprintf(ctxt.Bso, "topframe ")
	}
	if s.Func() != nil && s.Func().FuncFlag&abi.FuncFlagAsm != 0 {
		fmt.Fprintf(ctxt.Bso, "asm ")
	}
	fmt.Fprintf(ctxt.Bso, "size=%d", s.Size)
	if s.Type == objabi.STEXT {