class QuantizeConstWeights : public OpRewritePattern<TF::ConstOp> {
 public:
  explicit QuantizeConstWeights(
      MLIRContext* context,
      const tensorflow::quantization::QuantizationOptions& quantization_options)
      : OpRewritePattern<TF::ConstOp>(context),
        quant_options_(quantization_options) {}

  LogicalResult matchAndRewrite(TF::ConstOp op,

    %0 = tf_executor.graph {
      %outputs, %control = tf_executor.island wraps "tf.Const"() {device = "/device:CPU:0", value = dense<[3, 32, 32, 3]> : tensor<4xi32>} : () -> tensor<4xi32>

// CHECK-NEXT:     }, {
// CHECK-NEXT:       shape: [ 4, 4 ],
// CHECK-NEXT:       name: "Const",
// CHECK-NEXT:       quantization: {
// CHECK-EMPTY:
// CHECK-NEXT:       },
// CHECK-NEXT:       is_variable: true,
// CHECK-NEXT:       has_rank: true
// CHECK-NEXT:     }, {
// CHECK-NEXT:       shape: [ 4, 4 ],
// CHECK-NEXT:       name: "Const1",
// CHECK-NEXT:       quantization: {
// CHECK-EMPTY:
// CHECK-NEXT:       },

// Creates a pass that creates a RestoreV2 op in the initializer function with
// type "restore_op" that initializes variables from the checkpoint. It finds
// tf.AssignVariableOp(tf.VarHandleOp, tf.Const) patterns in the initializer
// function and replaces tf.Consts with the results of RestoreV2.
std::unique_ptr<OperationPass<ModuleOp>> CreateInsertRestoreOpPass();

// Creates a pass that creates a new function that wraps the newly created

StatusOrOptional<SliceInputs> GetSliceInputs(Node* slice) {
  const int kSliceInputIndex = 0;
  const int kSliceBeginIndex = 1;
  const int kSliceSizeIndex = 2;

  const Edge* slice_input_edge;
  TF_RETURN_IF_ERROR(slice->input_edge(kSliceInputIndex, &slice_input_edge));
  const Edge* slice_size_edge;
  TF_RETURN_IF_ERROR(slice->input_edge(kSliceSizeIndex, &slice_size_edge));
  const Edge* slice_begin_edge;

	// imports
	imports      map[string]int
	hasDotImp    bool // if set, package contains a dot import
	importByName map[string]string

	// declarations
	values []*Value // consts and vars
	order  int      // sort order of const and var declarations (when we can't use a name)
	types  map[string]*namedType
	funcs  methodSet

	// support for package-local shadowing of predeclared types
	shadowedPredecl map[string]bool

	}

	// Create reverse constant mapping
	consts := make(map[uint32]int64)
	for val, idx := range po.constants {
		consts[idx] = val
	}

	fmt.Fprintf(f, "digraph poset {\n")
	fmt.Fprintf(f, "\tedge [ fontsize=10 ]\n")
	for ridx, r := range po.roots {
		fmt.Fprintf(f, "\tsubgraph root%d {\n", ridx)
		po.dfs(r, false, func(i uint32) bool {
			if val, ok := consts[i]; ok {
				// Constant
				var vals string

	SYS_SETXATTR             = 375 // { int|sys||setxattr(const char *path, const char *name, const void *value, size_t size, int flags); }
	SYS_LSETXATTR            = 376 // { int|sys||lsetxattr(const char *path, const char *name, const void *value, size_t size, int flags); }
	SYS_FSETXATTR            = 377 // { int|sys||fsetxattr(int fd, const char *name, const void *value, size_t size, int flags); }

	SYS_SETXATTR             = 375 // { int|sys||setxattr(const char *path, const char *name, const void *value, size_t size, int flags); }
	SYS_LSETXATTR            = 376 // { int|sys||lsetxattr(const char *path, const char *name, const void *value, size_t size, int flags); }
	SYS_FSETXATTR            = 377 // { int|sys||fsetxattr(int fd, const char *name, const void *value, size_t size, int flags); }

pkg os, const ModeDir FileMode
pkg os, const ModeExclusive FileMode
pkg os, const ModeIrregular FileMode
pkg os, const ModeNamedPipe FileMode
pkg os, const ModePerm FileMode
pkg os, const ModeSetgid FileMode
pkg os, const ModeSetuid FileMode
pkg os, const ModeSocket FileMode
pkg os, const ModeSticky FileMode
pkg os, const ModeSymlink FileMode
pkg os, const ModeTemporary FileMode
pkg os, const ModeType = 2399141888