static inline int
is_lisp_pointer(lispobj obj)
{
+#if N_WORD_BITS == 64
+ return (obj & 3) == 3;
+#else
return obj & 1;
+#endif
}
#include "fixnump.h"
static inline boolean
other_immediate_lowtag_p(lispobj header)
{
- switch (lowtag_of(header)) {
- case OTHER_IMMEDIATE_0_LOWTAG:
- case OTHER_IMMEDIATE_1_LOWTAG:
-#ifdef OTHER_IMMEDIATE_2_LOWTAG
- case OTHER_IMMEDIATE_2_LOWTAG:
-#endif
-#ifdef OTHER_IMMEDIATE_3_LOWTAG
- case OTHER_IMMEDIATE_3_LOWTAG:
-#endif
- return 1;
- default:
- return 0;
- }
+ /* These lowtags are spaced 4 apart throughout the lowtag space. */
+ return (lowtag_of(header) & 3) == OTHER_IMMEDIATE_0_LOWTAG;
}
/* KLUDGE: As far as I can tell there's no ANSI C way of saying