projects / OpenSPARC-T2-SAM / blame
| Commit | Line | Data |
|---|---|---|
| 920dae64 AT |
1 | |
| 2 | /* Definitions for bytecode */ | |
| 3 | ||
| 4 | #ifndef Py_COMPILE_H | |
| 5 | #define Py_COMPILE_H | |
| 6 | #ifdef __cplusplus | |
| 7 | extern "C" { | |
| 8 | #endif | |
| 9 | ||
| 10 | /* Bytecode object */ | |
| 11 | typedef struct { | |
| 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) */ | |
| 21 | PyObject *co_freevars; /* tuple of strings (free variable names) */ | |
| 22 | PyObject *co_cellvars; /* tuple of strings (cell variable names) */ | |
| 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) */ | |
| 28 | } PyCodeObject; | |
| 29 | ||
| 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 | |
| 35 | #define CO_NESTED 0x0010 | |
| 36 | #define CO_GENERATOR 0x0020 | |
| 37 | /* The CO_NOFREE flag is set if there are no free or cell variables. | |
| 38 | This information is redundant, but it allows a single flag test | |
| 39 | to determine whether there is any extra work to be done when the | |
| 40 | call frame it setup. | |
| 41 | */ | |
| 42 | #define CO_NOFREE 0x0040 | |
| 43 | /* XXX Temporary hack. Until generators are a permanent part of the | |
| 44 | language, we need a way for a code object to record that generators | |
| 45 | were *possible* when it was compiled. This is so code dynamically | |
| 46 | compiled *by* a code object knows whether to allow yield stmts. In | |
| 47 | effect, this passes on the "from __future__ import generators" state | |
| 48 | in effect when the code block was compiled. */ | |
| 49 | #define CO_GENERATOR_ALLOWED 0x1000 /* no longer used in an essential way */ | |
| 50 | #define CO_FUTURE_DIVISION 0x2000 | |
| 51 | ||
| 52 | PyAPI_DATA(PyTypeObject) PyCode_Type; | |
| 53 | ||
| 54 | #define PyCode_Check(op) ((op)->ob_type == &PyCode_Type) | |
| 55 | #define PyCode_GetNumFree(op) (PyTuple_GET_SIZE((op)->co_freevars)) | |
| 56 | ||
| 57 | #define CO_MAXBLOCKS 20 /* Max static block nesting within a function */ | |
| 58 | ||
| 59 | /* Public interface */ | |
| 60 | struct _node; /* Declare the existence of this type */ | |
| 61 | PyAPI_FUNC(PyCodeObject *) PyNode_Compile(struct _node *, const char *); | |
| 62 | PyAPI_FUNC(PyCodeObject *) PyCode_New( | |
| 63 | int, int, int, int, PyObject *, PyObject *, PyObject *, PyObject *, | |
| 64 | PyObject *, PyObject *, PyObject *, PyObject *, int, PyObject *); | |
| 65 | /* same as struct above */ | |
| 66 | PyAPI_FUNC(int) PyCode_Addr2Line(PyCodeObject *, int); | |
| 67 | ||
| 68 | /* Future feature support */ | |
| 69 | ||
| 70 | typedef struct { | |
| 71 | int ff_found_docstring; | |
| 72 | int ff_last_lineno; | |
| 73 | int ff_features; | |
| 74 | } PyFutureFeatures; | |
| 75 | ||
| 76 | PyAPI_FUNC(PyFutureFeatures *) PyNode_Future(struct _node *, const char *); | |
| 77 | PyAPI_FUNC(PyCodeObject *) PyNode_CompileFlags(struct _node *, const char *, | |
| 78 | PyCompilerFlags *); | |
| 79 | ||
| 80 | #define FUTURE_NESTED_SCOPES "nested_scopes" | |
| 81 | #define FUTURE_GENERATORS "generators" | |
| 82 | #define FUTURE_DIVISION "division" | |
| 83 | ||
| 84 | #ifdef __cplusplus | |
| 85 | } | |
| 86 | #endif | |
| 87 | #endif /* !Py_COMPILE_H */ |