OP_LIST 2 do_list
OP_FILE 1 do_file
OP_LINK 2 0
OP_RUN 1 start_child
OP_INPUT 1 0
OP_OUTPUT 1 0
OP_INTEGER 0 0
OP_REAL 0 0
OP_STRING 0 0
OP_NAME 0 0
OP_AT 0 0
OP_IN 1 0
OP_STOP 2 do_stop
OP_WHEN 3 do_stop
OP_CONT 2 do_continue
OP_STEP 0 do_step
OP_NEXT 0 do_next
OP_REGS 0 do_regs
OP_WHERE 0 do_where
OP_STATUS 0 do_status
OP_DELETE 0 do_delete
OP_SELECT 2 0
OP_PRINT 1 do_print
OP_DUMP 0 do_dump
OP_RESTORE 0 do_restore
OP_TRACE 3 do_trace
OP_UNOP 1 0
OP_BINOP 2 0
