Guido van Rossum | f70e43a | 1991-02-19 12:39:46 +0000 | [diff] [blame] | 1 | |
Guido van Rossum | 884afd6 | 1995-07-18 14:21:06 +0000 | [diff] [blame] | 2 | /* Definitions for bytecode */ |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 3 | |
Fred Drake | ea9cb5a | 2000-07-09 00:20:36 +0000 | [diff] [blame] | 4 | #ifndef Py_COMPILE_H |
| 5 | #define Py_COMPILE_H |
| 6 | #ifdef __cplusplus |
| 7 | extern "C" { |
| 8 | #endif |
| 9 | |
Guido van Rossum | 884afd6 | 1995-07-18 14:21:06 +0000 | [diff] [blame] | 10 | /* Bytecode object */ |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 11 | typedef struct { |
Fred Drake | ea9cb5a | 2000-07-09 00:20:36 +0000 | [diff] [blame] | 12 | PyObject_HEAD |
| 13 | int co_argcount; /* #arguments, except *args */ |
| 14 | int co_nlocals; /* #local variables */ |
| 15 | int co_stacksize; /* #entries needed for evaluation stack */ |
| 16 | int co_flags; /* CO_..., see below */ |
| 17 | PyObject *co_code; /* instruction opcodes */ |
| 18 | PyObject *co_consts; /* list (constants used) */ |
| 19 | PyObject *co_names; /* list of strings (names used) */ |
| 20 | PyObject *co_varnames; /* tuple of strings (local variable names) */ |
Jeremy Hylton | 64949cb | 2001-01-25 20:06:59 +0000 | [diff] [blame] | 21 | PyObject *co_freevars; /* tuple of strings (free variable names) */ |
| 22 | PyObject *co_cellvars; /* tuple of strings (cell variable names) */ |
Fred Drake | ea9cb5a | 2000-07-09 00:20:36 +0000 | [diff] [blame] | 23 | /* The rest doesn't count for hash/cmp */ |
| 24 | PyObject *co_filename; /* string (where it was loaded from) */ |
| 25 | PyObject *co_name; /* string (name, for reference) */ |
| 26 | int co_firstlineno; /* first source line number */ |
| 27 | PyObject *co_lnotab; /* string (encoding addr<->lineno mapping) */ |
Guido van Rossum | caa6380 | 1995-01-12 11:45:45 +0000 | [diff] [blame] | 28 | } PyCodeObject; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 29 | |
Guido van Rossum | 884afd6 | 1995-07-18 14:21:06 +0000 | [diff] [blame] | 30 | /* Masks for co_flags above */ |
| 31 | #define CO_OPTIMIZED 0x0001 |
| 32 | #define CO_NEWLOCALS 0x0002 |
| 33 | #define CO_VARARGS 0x0004 |
| 34 | #define CO_VARKEYWORDS 0x0008 |
Jeremy Hylton | 061d106 | 2001-03-22 02:32:48 +0000 | [diff] [blame] | 35 | #define CO_NESTED 0x0010 |
Guido van Rossum | 884afd6 | 1995-07-18 14:21:06 +0000 | [diff] [blame] | 36 | |
Guido van Rossum | 051ab12 | 1995-02-27 10:17:52 +0000 | [diff] [blame] | 37 | extern DL_IMPORT(PyTypeObject) PyCode_Type; |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 38 | |
Guido van Rossum | caa6380 | 1995-01-12 11:45:45 +0000 | [diff] [blame] | 39 | #define PyCode_Check(op) ((op)->ob_type == &PyCode_Type) |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 40 | |
Guido van Rossum | 3f6e408 | 1997-01-17 20:59:26 +0000 | [diff] [blame] | 41 | #define CO_MAXBLOCKS 20 /* Max static block nesting within a function */ |
Guido van Rossum | 3f5da24 | 1990-12-20 15:06:42 +0000 | [diff] [blame] | 42 | |
| 43 | /* Public interface */ |
Guido van Rossum | e543a94 | 1991-04-03 19:00:55 +0000 | [diff] [blame] | 44 | struct _node; /* Declare the existence of this type */ |
Fred Drake | ea9cb5a | 2000-07-09 00:20:36 +0000 | [diff] [blame] | 45 | DL_IMPORT(PyCodeObject *) PyNode_Compile(struct _node *, char *); |
| 46 | DL_IMPORT(PyCodeObject *) PyCode_New( |
Guido van Rossum | 3f6e408 | 1997-01-17 20:59:26 +0000 | [diff] [blame] | 47 | int, int, int, int, PyObject *, PyObject *, PyObject *, PyObject *, |
Jeremy Hylton | 64949cb | 2001-01-25 20:06:59 +0000 | [diff] [blame] | 48 | PyObject *, PyObject *, PyObject *, PyObject *, int, PyObject *); |
| 49 | /* same as struct above */ |
Fred Drake | ea9cb5a | 2000-07-09 00:20:36 +0000 | [diff] [blame] | 50 | DL_IMPORT(int) PyCode_Addr2Line(PyCodeObject *, int); |
Guido van Rossum | a330996 | 1993-07-28 09:05:47 +0000 | [diff] [blame] | 51 | |
Jeremy Hylton | 4db62b1 | 2001-02-27 19:07:02 +0000 | [diff] [blame] | 52 | /* Future feature support */ |
| 53 | |
| 54 | typedef struct { |
Jeremy Hylton | 39e2f3f | 2001-02-28 01:58:08 +0000 | [diff] [blame] | 55 | int ff_found_docstring; |
Jeremy Hylton | 4db62b1 | 2001-02-27 19:07:02 +0000 | [diff] [blame] | 56 | int ff_last_lineno; |
Jeremy Hylton | 4db62b1 | 2001-02-27 19:07:02 +0000 | [diff] [blame] | 57 | int ff_nested_scopes; |
| 58 | } PyFutureFeatures; |
| 59 | |
| 60 | DL_IMPORT(PyFutureFeatures *) PyNode_Future(struct _node *, char *); |
Jeremy Hylton | 9f324e9 | 2001-03-01 22:59:14 +0000 | [diff] [blame] | 61 | DL_IMPORT(PyCodeObject *) PyNode_CompileFlags(struct _node *, char *, |
| 62 | PyCompilerFlags *); |
Jeremy Hylton | 4db62b1 | 2001-02-27 19:07:02 +0000 | [diff] [blame] | 63 | |
| 64 | #define NESTED_SCOPES_DEFAULT 0 |
| 65 | #define FUTURE_NESTED_SCOPES "nested_scopes" |
| 66 | |
Guido van Rossum | d076c73 | 1998-10-07 19:42:25 +0000 | [diff] [blame] | 67 | /* for internal use only */ |
| 68 | #define _PyCode_GETCODEPTR(co, pp) \ |
| 69 | ((*(co)->co_code->ob_type->tp_as_buffer->bf_getreadbuffer) \ |
| 70 | ((co)->co_code, 0, (void **)(pp))) |
| 71 | |
Guido van Rossum | a330996 | 1993-07-28 09:05:47 +0000 | [diff] [blame] | 72 | #ifdef __cplusplus |
| 73 | } |
| 74 | #endif |
| 75 | #endif /* !Py_COMPILE_H */ |