func isEmpty(x uint8) bool {
	return x <= emptyOne
}

// A header for a Go map.
type hmap struct {
	// Note: the format of the hmap is also encoded in cmd/compile/internal/reflectdata/reflect.go.
	// Make sure this stays in sync with the compiler's definition.
	count     int // # live cells == size of map.  Must be first (used by len() builtin)
	flags     uint8

				// but if we perform this load at compile time then the dictionary
				// might be dead.
				reflectdata.MarkTypeSymUsedInInterface(r.Sym, f.fe.Func().Linksym())
			} else if strings.HasPrefix(r.Sym.Name, "go:itab") {
				// Same, but if we're using an itab we need to record that the
				// itab._type might be put in an interface.
				reflectdata.MarkTypeSymUsedInInterface(r.Sym, f.fe.Func().Linksym())
			}
			return r.Sym
		}
	}

// FieldByName may return one of the fields named x or may report that there are none.
// See https://golang.org/issue/4876 for more details.

/*
 * These data structures are known to the compiler (../cmd/compile/internal/reflectdata/reflect.go).
 * A few are known to ../runtime/type.go to convey to debuggers.
 * They are also known to ../runtime/type.go.
 */

// A Kind represents the specific kind of type that a [Type] represents.