msanread(key, t.Key.Size_)
	}
	if asanenabled {
		asanread(key, t.Key.Size_)
	}
	if h.flags&hashWriting != 0 {
		fatal("concurrent map writes")
	}
	hash := t.Hasher(key, uintptr(h.hash0))

	// Set hashWriting after calling t.hasher, since t.hasher may panic,
	// in which case we have not actually done a write.
	h.flags ^= hashWriting

	if h.buckets == nil {
		h.buckets = newobject(t.Bucket) // newarray(t.Bucket, 1)

  if (op->hasAttr(TF::kReplicationInfoAttr)) {
    op->setAttr(TF::kReplicationInfoAttr, attr);
  }
}

// Replaces the replication region attribute if it already exists.
void UpdateReplicationAttr(TF::TPUCompilationResultOp& op, StringAttr attr) {
  // Special case for getting the replication region for
  // TPUCompilationResultsOp.
  if (op->hasAttr(kTpuCompilationStatus)) {

      return Hash64Combine(SafeTensorId::Hasher()(signature.first),
                           ::tensorflow::hash<bool>()(signature.second));
    }
  };

  struct HashSignatureForIntSymbol {
    size_t operator()(const SignatureForIntSymbol& signature) const {
      return Hash64Combine(
          SafeTensorId::Hasher()(signature.first),
          Hash64Combine(

  // A map to find an attribute from its identifier.
  llvm::StringMap<Attribute> identifier_to_attr;

  for (Operation& inner_op : float_func.getBody().front().getOperations()) {
    if (!inner_op.hasAttr(kAttrMapAttribute)) continue;
    // Insert quantization related attribute if they exists. Quantization
    // attributes are generated in the prepare pass so the attr_map doesn't
    // contain the attribute names.

        if (walked_op->hasAttr(kXlaOutsideCompilationAttr)) {
          return WalkResult::interrupt();
        }
        return WalkResult::advance();
      })
      .wasInterrupted();
}

// Returns whether `op` or any ancestors of `op` are outside compiled.
bool HasOutsideCompilationAncestor(Operation* op) {
  while (op) {
    if (op->hasAttr(kXlaOutsideCompilationAttr)) {
      return true;

  def lookup(self, f_name, func_def=None, optional=False):
    if f_name in self._op_defs:
      return self._op_defs[f_name]

    if isinstance(func_def, types.FunctionType):
      if not hasattr(func_def, '_tfr_op_name'):
        # skip a non-composition function
        if optional:
          return (None, None)
        else:
          raise KeyError('OpDef does not exist: ' + f_name)

    };
    return llvm::all_of(op->getOperandTypes(), is_not_variant) &&
           llvm::all_of(op->getResultTypes(), is_not_variant);
  };

  auto is_set_item_legal = [](Operation *op) {
    return op->hasAttr("resize_if_index_out_of_bounds") &&
           op->getAttr("resize_if_index_out_of_bounds")
               .cast<mlir::BoolAttr>()
               .getValue();
  };

  ConversionTarget target(*context);

	mt.TFlag = 0
	mt.Hash = fnv1(etyp.Hash, 'm', byte(ktyp.Hash>>24), byte(ktyp.Hash>>16), byte(ktyp.Hash>>8), byte(ktyp.Hash))
	mt.Key = ktyp
	mt.Elem = etyp
	mt.Bucket = bucketOf(ktyp, etyp)
	mt.Hasher = func(p unsafe.Pointer, seed uintptr) uintptr {
		return typehash(ktyp, p, seed)
	}
	mt.Flags = 0
	if ktyp.Size_ > abi.MapMaxKeyBytes {
		mt.KeySize = uint8(goarch.PtrSize)
		mt.Flags |= 1 // indirect key