+ return !!payload();
+ }
+
+ ALWAYS_INLINE JSCell* Register::unboxedCell() const
+ {
+#if USE(JSVALUE64)
+ return u.encodedValue.ptr;
+#else
+ return bitwise_cast<JSCell*>(payload());
+#endif
+ }
+
+ ALWAYS_INLINE int32_t Register::payload() const
+ {
+ return u.encodedValue.asBits.payload;
+ }
+
+ ALWAYS_INLINE int32_t Register::tag() const
+ {
+ return u.encodedValue.asBits.tag;
+ }
+
+ ALWAYS_INLINE int32_t& Register::payload()
+ {
+ return u.encodedValue.asBits.payload;
+ }
+
+ ALWAYS_INLINE int32_t& Register::tag()
+ {
+ return u.encodedValue.asBits.tag;