4 static const cell special_object_count = 70;
7 OBJ_NAMESTACK, /* used by library only */
8 OBJ_CATCHSTACK, /* used by library only, per-callback */
10 OBJ_CURRENT_CALLBACK = 2, /* used by library only, per-callback */
11 OBJ_WALKER_HOOK, /* non-local exit hook, used by library only */
12 OBJ_CALLCC_1, /* used to pass the value in callcc1 */
14 ERROR_HANDLER_QUOT = 5, /* quotation called when VM throws an error */
15 OBJ_ERROR, /* a marker consed onto kernel errors */
17 OBJ_CELL_SIZE = 7, /* sizeof(cell) */
18 OBJ_CPU, /* CPU architecture */
19 OBJ_OS, /* operating system name */
21 OBJ_ARGS = 10, /* command line arguments */
22 OBJ_STDIN, /* stdin FILE* handle */
23 OBJ_STDOUT, /* stdout FILE* handle */
25 OBJ_IMAGE = 13, /* image path name */
26 OBJ_EXECUTABLE, /* runtime executable path name */
28 OBJ_EMBEDDED = 15, /* are we embedded in another app? */
29 OBJ_EVAL_CALLBACK, /* used when Factor is embedded in a C app */
30 OBJ_YIELD_CALLBACK, /* used when Factor is embedded in a C app */
31 OBJ_SLEEP_CALLBACK, /* used when Factor is embedded in a C app */
33 OBJ_COCOA_EXCEPTION = 19, /* Cocoa exception handler quotation */
35 OBJ_STARTUP_QUOT = 20, /* startup quotation */
36 OBJ_GLOBAL, /* global namespace */
37 OBJ_SHUTDOWN_QUOT, /* shutdown quotation */
39 /* Quotation compilation in quotations.c */
60 /* External entry points */
62 LAZY_JIT_COMPILE_WORD,
63 UNWIND_NATIVE_FRAMES_WORD,
65 /* Incremented on every modify-code-heap call; invalidates call( inline
67 REDEFINITION_COUNTER = 47,
69 /* Callback stub generation in callbacks.c */
72 /* Polymorphic inline cache generation in inline_cache.c */
82 /* Megamorphic cache generation in dispatch.c */
87 OBJ_UNDEFINED = 60, /* default quotation for undefined words */
89 OBJ_STDERR = 61, /* stderr FILE* handle */
91 OBJ_STAGE2 = 62, /* have we bootstrapped? */
93 OBJ_CURRENT_THREAD = 63,
100 /* save-image-and-exit discards special objects that are filled in on startup
101 anyway, to reduce image size */
102 #define OBJ_FIRST_SAVE OBJ_STARTUP_QUOT
103 #define OBJ_LAST_SAVE OBJ_STAGE2
105 inline static bool save_special_p(cell i)
107 return (i >= OBJ_FIRST_SAVE && i <= OBJ_LAST_SAVE);
110 template<typename Iterator> void object::each_slot(Iterator &iter)
112 cell scan = (cell)this;
113 cell payload_start = binary_payload_start();
114 cell end = scan + payload_start;
116 scan += sizeof(cell);
121 scan += sizeof(cell);