#define FETCH() (*ip++)
#define FETCH_LENGTH(len) do { len=*ip++; len<<=8; len+=*ip++; len<<=8; len+=*ip++; } while (0)
-#undef CLOCK
-#if VM_USE_CLOCK
-#define CLOCK(n) vp->clock += n
-#else
-#define CLOCK(n)
-#endif
-
#undef NEXT_JUMP
#ifdef HAVE_LABELS_AS_VALUES
#define NEXT_JUMP() goto *jump_table[FETCH () & SCM_VM_INSTRUCTION_MASK]
#define NEXT \
{ \
- CLOCK (1); \
NEXT_HOOK (); \
CHECK_STACK_LEAK (); \
NEXT_JUMP (); \