if (err == 0) continue; break; case DELETE_SUBSCR: w = TOP(); v = SECOND(); STACKADJ(-2); /* del v[w] */ err = PyObject_DelItem(v, w); Py_DECREF(v); Py_DECREF(w); if (err == 0) continue; break; case PRINT_EXPR: v = POP(); w = PySys_GetObject("displayhook"); if (w == NULL) { PyErr_SetString(PyExc_RuntimeError, "lost sys.displayhook"); err = -1; x = NULL; } if (err == 0) { x = PyTuple_Pack(1, v); if (x == NULL) err = -1; } if (err == 0) { w = PyEval_CallObject(w, x); Py_XDECREF(w); if (w == NULL) err = -1; } Py_DECREF(v); Py_XDECREF(x); break; case PRINT_ITEM_TO: w = stream = POP(); /* fall through to PRINT_ITEM */ case PRINT_ITEM: v = POP(); if (stream == NULL || stream == Py_None) { w = PySys_GetObject("stdout"); if (w == NULL) { PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); err = -1; } } /* PyFile_SoftSpace() can exececute arbitrary code if sys.stdout is an instance with a __getattr__. If __getattr__ raises an exception, w will be freed, so we need to prevent that temporarily. */ Py_XINCREF(w); if (w != NULL && PyFile_SoftSpace(w, 0)) err = PyFile_WriteString(" ", w); if (err == 0) err = PyFile_WriteObject(v, w, Py_PRINT_RAW); if (err == 0) { /* XXX move into writeobject() ? */ if (PyString_Check(v)) { char *s = PyString_AS_STRING(v); Py_ssize_t len = PyString_GET_SIZE(v); if (len == 0 || !isspace(Py_CHARMASK(s[len-1])) || s[len-1] == ' ') PyFile_SoftSpace(w, 1); }#ifdef Py_USING_UNICODE else if (PyUnicode_Check(v)) { Py_UNICODE *s = PyUnicode_AS_UNICODE(v); Py_ssize_t len = PyUnicode_GET_SIZE(v); if (len == 0 || !Py_UNICODE_ISSPACE(s[len-1]) || s[len-1] == ' ') PyFile_SoftSpace(w, 1); }#endif else PyFile_SoftSpace(w, 1); } Py_XDECREF(w); Py_DECREF(v); Py_XDECREF(stream); stream = NULL; if (err == 0) continue; break; case PRINT_NEWLINE_TO: w = stream = POP(); /* fall through to PRINT_NEWLINE */ case PRINT_NEWLINE: if (stream == NULL || stream == Py_None) { w = PySys_GetObject("stdout"); if (w == NULL) PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); } if (w != NULL) { err = PyFile_WriteString("\n", w); if (err == 0) PyFile_SoftSpace(w, 0); } Py_XDECREF(stream); stream = NULL; break; #ifdef CASE_TOO_BIG default: switch (opcode) {#endif case RAISE_VARARGS: u = v = w = NULL; switch (oparg) { case 3: u = POP(); /* traceback */ /* Fallthrough */ case 2: v = POP(); /* value */ /* Fallthrough */ case 1: w = POP(); /* exc */ case 0: /* Fallthrough */ why = do_raise(w, v, u); break; default: PyErr_SetString(PyExc_SystemError, "bad RAISE_VARARGS oparg"); why = WHY_EXCEPTION; break; } break; case LOAD_LOCALS: if ((x = f->f_locals) != NULL) { Py_INCREF(x); PUSH(x); continue; } PyErr_SetString(PyExc_SystemError, "no locals"); break; case RETURN_VALUE: retval = POP(); why = WHY_RETURN; goto fast_block_end; case YIELD_VALUE: retval = POP(); f->f_stacktop = stack_pointer; why = WHY_YIELD; goto fast_yield; case EXEC_STMT: w = TOP(); v = SECOND(); u = THIRD(); STACKADJ(-3); READ_TIMESTAMP(intr0); err = exec_statement(f, u, v, w); READ_TIMESTAMP(intr1); Py_DECREF(u); Py_DECREF(v); Py_DECREF(w); break; case POP_BLOCK: { PyTryBlock *b = PyFrame_BlockPop(f); while (STACK_LEVEL() > b->b_level) { v = POP(); Py_DECREF(v); } } continue; case END_FINALLY: v = POP(); if (PyInt_Check(v)) { why = (enum why_code) PyInt_AS_LONG(v); assert(why != WHY_YIELD); if (why == WHY_RETURN || why == WHY_CONTINUE) retval = POP(); } else if (PyExceptionClass_Check(v) || PyString_Check(v)) { w = POP(); u = POP(); PyErr_Restore(v, w, u); why = WHY_RERAISE; break; } else if (v != Py_None) { PyErr_SetString(PyExc_SystemError, "'finally' pops bad exception"); why = WHY_EXCEPTION; } Py_DECREF(v); break; case BUILD_CLASS: u = TOP(); v = SECOND(); w = THIRD(); STACKADJ(-2); x = build_class(u, v, w); SET_TOP(x); Py_DECREF(u); Py_DECREF(v); Py_DECREF(w); break; case STORE_NAME: w = GETITEM(names, oparg); v = POP(); if ((x = f->f_locals) != NULL) { if (PyDict_CheckExact(x)) err = PyDict_SetItem(x, w, v); else err = PyObject_SetItem(x, w, v); Py_DECREF(v); if (err == 0) continue; break; } PyErr_Format(PyExc_SystemError, "no locals found when storing %s", PyObject_REPR(w)); break; case DELETE_NAME: w = GETITEM(names, oparg); if ((x = f->f_locals) != NULL) { if ((err = PyObject_DelItem(x, w)) != 0) format_exc_check_arg(PyExc_NameError, NAME_ERROR_MSG ,w); break; } PyErr_Format(PyExc_SystemError, "no locals when deleting %s", PyObject_REPR(w)); break; PREDICTED_WITH_ARG(UNPACK_SEQUENCE); case UNPACK_SEQUENCE: v = POP(); if (PyTuple_CheckExact(v) && PyTuple_GET_SIZE(v) == oparg) { PyObject **items = ((PyTupleObject *)v)->ob_item; while (oparg--) { w = items[oparg]; Py_INCREF(w); PUSH(w); } Py_DECREF(v); continue; } else if (PyList_CheckExact(v) && PyList_GET_SIZE(v) == oparg) { PyObject **items = ((PyListObject *)v)->ob_item; while (oparg--) { w = items[oparg]; Py_INCREF(w); PUSH(w); } } else if (unpack_iterable(v, oparg, stack_pointer + oparg)) { stack_pointer += oparg; } else { /* unpack_iterable() raised an exception */ why = WHY_EXCEPTION; } Py_DECREF(v); break; case STORE_ATTR: w = GETITEM(names, oparg); v = TOP(); u = SECOND(); STACKADJ(-2); err = PyObject_SetAttr(v, w, u); /* v.w = u */ Py_DECREF(v); Py_DECREF(u); if (err == 0) continue; break; case DELETE_ATTR: w = GETITEM(names, oparg); v = POP(); err = PyObject_SetAttr(v, w, (PyObject *)NULL); /* del v.w */ Py_DECREF(v); break; case STORE_GLOBAL: w = GETITEM(names, oparg); v = POP(); err = PyDict_SetItem(f->f_globals, w, v); Py_DECREF(v); if (err == 0) continue; break; case DELETE_GLOBAL: w = GETITEM(names, oparg); if ((err = PyDict_DelItem(f->f_globals, w)) != 0) format_exc_check_arg( PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w); break; case LOAD_NAME: w = GETITEM(names, oparg); if ((v = f->f_locals) == NULL) { PyErr_Format(PyExc_SystemError, "no locals when loading %s", PyObject_REPR(w)); break; } if (PyDict_CheckExact(v)) { x = PyDict_GetItem(v, w); Py_XINCREF(x); } else { x = PyObject_GetItem(v, w); if (x == NULL && PyErr_Occurred()) { if (!PyErr_ExceptionMatches(PyExc_KeyError)) break; PyErr_Clear(); } } if (x == NULL) { x = PyDict_GetItem(f->f_globals, w); if (x == NULL) { x = PyDict_GetItem(f->f_builtins, w); if (x == NULL) { format_exc_check_arg( PyExc_NameError, NAME_ERROR_MSG ,w); break; } } Py_INCREF(x); } PUSH(x); continue; case LOAD_GLOBAL: w = GETITEM(names, oparg); if (PyString_CheckExact(w)) { /* Inline the PyDict_GetItem() calls. WARNING: this is an extreme speed hack. Do not try this at home. */ long hash = ((PyStringObject *)w)->ob_shash; if (hash != -1) { PyDictObject *d; PyDictEntry *e; d = (PyDictObject *)(f->f_globals); e = d->ma_lookup(d, w, hash); if (e == NULL) { x = NULL; break; } x = e->me_value; if (x != NULL) { Py_INCREF(x); PUSH(x); continue; } d = (PyDictObject *)(f->f_builtins); e = d->ma_lookup(d, w, hash); if (e == NULL) { x = NULL; break; } x = e->me_value; if (x != NULL) { Py_INCREF(x); PUSH(x); continue; } goto load_global_error; } } /* This is the un-inlined version of the code above */ x = PyDict_GetItem(f->f_globals, w); if (x == NULL) { x = PyDict_GetItem(f->f_builtins, w); if (x == NULL) { load_global_error: format_exc_check_arg( PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w); break; } } Py_INCREF(x); PUSH(x); continue; case DELETE_FAST: x = GETLOCAL(oparg); if (x != NULL) { SETLOCAL(oparg, NULL); continue; } format_exc_check_arg( PyExc_UnboundLocalError, UNBOUNDLOCAL_ERROR_MSG, PyTuple_GetItem(co->co_varnames, oparg) ); break; case LOAD_CLOSURE: x = freevars[oparg]; Py_INCREF(x); PUSH(x); if (x != NULL) continue; break; case LOAD_DEREF: x = freevars[oparg]; w = PyCell_Get(x); if (w != NULL) { PUSH(w); continue; } err = -1; /* Don't stomp existing exception */ if (PyErr_Occurred()) break; if (oparg < PyTuple_GET_SIZE(co->co_cellvars)) { v = PyTuple_GET_ITEM(co->co_cellvars, oparg); format_exc_check_arg( PyExc_UnboundLocalError, UNBOUNDLOCAL_ERROR_MSG, v); } else { v = PyTuple_GET_ITEM( co->co_freevars, oparg - PyTuple_GET_SIZE(co->co_cellvars)); format_exc_check_arg( PyExc_NameError, UNBOUNDFREE_ERROR_MSG, v); } break; case STORE_DEREF: w = POP(); x = freevars[oparg]; PyCell_Set(x, w); Py_DECREF(w); continue; case BUILD_TUPLE: x = PyTuple_New(oparg); if (x != NULL) { for (; --oparg >= 0;) { w = POP(); PyTuple_SET_ITEM(x, oparg, w); } PUSH(x); continue; } break; case BUILD_LIST: x = PyList_New(oparg); if (x != NULL) { for (; --oparg >= 0;) { w = POP(); PyList_SET_ITEM(x, oparg, w); } PUSH(x); continue; } break; case BUILD_MAP: x = PyDict_New(); PUSH(x); if (x != NULL) continue; break; case LOAD_ATTR: w = GETITEM(names, oparg); v = TOP(); x = PyObject_GetAttr(v, w); Py_DECREF(v); SET_TOP(x); if (x != NULL) continue; break; case COMPARE_OP: w = POP(); v = TOP(); if (PyInt_CheckExact(w) && PyInt_CheckExact(v)) { /* INLINE: cmp(int, int) */ register long a, b;Lines 1501–2000 of 4351. Previous lines Load more
if (err == 0) continue; break; case DELETE_SUBSCR: w = TOP(); v = SECOND(); STACKADJ(-2); /* del v[w] */ err = PyObject_DelItem(v, w); Py_DECREF(v); Py_DECREF(w); if (err == 0) continue; break; case PRINT_EXPR: v = POP(); w = PySys_GetObject("displayhook"); if (w == NULL) { PyErr_SetString(PyExc_RuntimeError, "lost sys.displayhook"); err = -1; x = NULL; } if (err == 0) { x = PyTuple_Pack(1, v); if (x == NULL) err = -1; } if (err == 0) { w = PyEval_CallObject(w, x); Py_XDECREF(w); if (w == NULL) err = -1; } Py_DECREF(v); Py_XDECREF(x); break; case PRINT_ITEM_TO: w = stream = POP(); /* fall through to PRINT_ITEM */ case PRINT_ITEM: v = POP(); if (stream == NULL || stream == Py_None) { w = PySys_GetObject("stdout"); if (w == NULL) { PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); err = -1; } } /* PyFile_SoftSpace() can exececute arbitrary code if sys.stdout is an instance with a __getattr__. If __getattr__ raises an exception, w will be freed, so we need to prevent that temporarily. */ Py_XINCREF(w); if (w != NULL && PyFile_SoftSpace(w, 0)) err = PyFile_WriteString(" ", w); if (err == 0) err = PyFile_WriteObject(v, w, Py_PRINT_RAW); if (err == 0) { /* XXX move into writeobject() ? */ if (PyString_Check(v)) { char *s = PyString_AS_STRING(v); Py_ssize_t len = PyString_GET_SIZE(v); if (len == 0 || !isspace(Py_CHARMASK(s[len-1])) || s[len-1] == ' ') PyFile_SoftSpace(w, 1); } #ifdef Py_USING_UNICODE else if (PyUnicode_Check(v)) { Py_UNICODE *s = PyUnicode_AS_UNICODE(v); Py_ssize_t len = PyUnicode_GET_SIZE(v); if (len == 0 || !Py_UNICODE_ISSPACE(s[len-1]) || s[len-1] == ' ') PyFile_SoftSpace(w, 1); } #endif else PyFile_SoftSpace(w, 1); } Py_XDECREF(w); Py_DECREF(v); Py_XDECREF(stream); stream = NULL; if (err == 0) continue; break; case PRINT_NEWLINE_TO: w = stream = POP(); /* fall through to PRINT_NEWLINE */ case PRINT_NEWLINE: if (stream == NULL || stream == Py_None) { w = PySys_GetObject("stdout"); if (w == NULL) PyErr_SetString(PyExc_RuntimeError, "lost sys.stdout"); } if (w != NULL) { err = PyFile_WriteString("\n", w); if (err == 0) PyFile_SoftSpace(w, 0); } Py_XDECREF(stream); stream = NULL; break; #ifdef CASE_TOO_BIG default: switch (opcode) { #endif case RAISE_VARARGS: u = v = w = NULL; switch (oparg) { case 3: u = POP(); /* traceback */ /* Fallthrough */ case 2: v = POP(); /* value */ /* Fallthrough */ case 1: w = POP(); /* exc */ case 0: /* Fallthrough */ why = do_raise(w, v, u); break; default: PyErr_SetString(PyExc_SystemError, "bad RAISE_VARARGS oparg"); why = WHY_EXCEPTION; break; } break; case LOAD_LOCALS: if ((x = f->f_locals) != NULL) { Py_INCREF(x); PUSH(x); continue; } PyErr_SetString(PyExc_SystemError, "no locals"); break; case RETURN_VALUE: retval = POP(); why = WHY_RETURN; goto fast_block_end; case YIELD_VALUE: retval = POP(); f->f_stacktop = stack_pointer; why = WHY_YIELD; goto fast_yield; case EXEC_STMT: w = TOP(); v = SECOND(); u = THIRD(); STACKADJ(-3); READ_TIMESTAMP(intr0); err = exec_statement(f, u, v, w); READ_TIMESTAMP(intr1); Py_DECREF(u); Py_DECREF(v); Py_DECREF(w); break; case POP_BLOCK: { PyTryBlock *b = PyFrame_BlockPop(f); while (STACK_LEVEL() > b->b_level) { v = POP(); Py_DECREF(v); } } continue; case END_FINALLY: v = POP(); if (PyInt_Check(v)) { why = (enum why_code) PyInt_AS_LONG(v); assert(why != WHY_YIELD); if (why == WHY_RETURN || why == WHY_CONTINUE) retval = POP(); } else if (PyExceptionClass_Check(v) || PyString_Check(v)) { w = POP(); u = POP(); PyErr_Restore(v, w, u); why = WHY_RERAISE; break; } else if (v != Py_None) { PyErr_SetString(PyExc_SystemError, "'finally' pops bad exception"); why = WHY_EXCEPTION; } Py_DECREF(v); break; case BUILD_CLASS: u = TOP(); v = SECOND(); w = THIRD(); STACKADJ(-2); x = build_class(u, v, w); SET_TOP(x); Py_DECREF(u); Py_DECREF(v); Py_DECREF(w); break; case STORE_NAME: w = GETITEM(names, oparg); v = POP(); if ((x = f->f_locals) != NULL) { if (PyDict_CheckExact(x)) err = PyDict_SetItem(x, w, v); else err = PyObject_SetItem(x, w, v); Py_DECREF(v); if (err == 0) continue; break; } PyErr_Format(PyExc_SystemError, "no locals found when storing %s", PyObject_REPR(w)); break; case DELETE_NAME: w = GETITEM(names, oparg); if ((x = f->f_locals) != NULL) { if ((err = PyObject_DelItem(x, w)) != 0) format_exc_check_arg(PyExc_NameError, NAME_ERROR_MSG ,w); break; } PyErr_Format(PyExc_SystemError, "no locals when deleting %s", PyObject_REPR(w)); break; PREDICTED_WITH_ARG(UNPACK_SEQUENCE); case UNPACK_SEQUENCE: v = POP(); if (PyTuple_CheckExact(v) && PyTuple_GET_SIZE(v) == oparg) { PyObject **items = ((PyTupleObject *)v)->ob_item; while (oparg--) { w = items[oparg]; Py_INCREF(w); PUSH(w); } Py_DECREF(v); continue; } else if (PyList_CheckExact(v) && PyList_GET_SIZE(v) == oparg) { PyObject **items = ((PyListObject *)v)->ob_item; while (oparg--) { w = items[oparg]; Py_INCREF(w); PUSH(w); } } else if (unpack_iterable(v, oparg, stack_pointer + oparg)) { stack_pointer += oparg; } else { /* unpack_iterable() raised an exception */ why = WHY_EXCEPTION; } Py_DECREF(v); break; case STORE_ATTR: w = GETITEM(names, oparg); v = TOP(); u = SECOND(); STACKADJ(-2); err = PyObject_SetAttr(v, w, u); /* v.w = u */ Py_DECREF(v); Py_DECREF(u); if (err == 0) continue; break; case DELETE_ATTR: w = GETITEM(names, oparg); v = POP(); err = PyObject_SetAttr(v, w, (PyObject *)NULL); /* del v.w */ Py_DECREF(v); break; case STORE_GLOBAL: w = GETITEM(names, oparg); v = POP(); err = PyDict_SetItem(f->f_globals, w, v); Py_DECREF(v); if (err == 0) continue; break; case DELETE_GLOBAL: w = GETITEM(names, oparg); if ((err = PyDict_DelItem(f->f_globals, w)) != 0) format_exc_check_arg( PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w); break; case LOAD_NAME: w = GETITEM(names, oparg); if ((v = f->f_locals) == NULL) { PyErr_Format(PyExc_SystemError, "no locals when loading %s", PyObject_REPR(w)); break; } if (PyDict_CheckExact(v)) { x = PyDict_GetItem(v, w); Py_XINCREF(x); } else { x = PyObject_GetItem(v, w); if (x == NULL && PyErr_Occurred()) { if (!PyErr_ExceptionMatches(PyExc_KeyError)) break; PyErr_Clear(); } } if (x == NULL) { x = PyDict_GetItem(f->f_globals, w); if (x == NULL) { x = PyDict_GetItem(f->f_builtins, w); if (x == NULL) { format_exc_check_arg( PyExc_NameError, NAME_ERROR_MSG ,w); break; } } Py_INCREF(x); } PUSH(x); continue; case LOAD_GLOBAL: w = GETITEM(names, oparg); if (PyString_CheckExact(w)) { /* Inline the PyDict_GetItem() calls. WARNING: this is an extreme speed hack. Do not try this at home. */ long hash = ((PyStringObject *)w)->ob_shash; if (hash != -1) { PyDictObject *d; PyDictEntry *e; d = (PyDictObject *)(f->f_globals); e = d->ma_lookup(d, w, hash); if (e == NULL) { x = NULL; break; } x = e->me_value; if (x != NULL) { Py_INCREF(x); PUSH(x); continue; } d = (PyDictObject *)(f->f_builtins); e = d->ma_lookup(d, w, hash); if (e == NULL) { x = NULL; break; } x = e->me_value; if (x != NULL) { Py_INCREF(x); PUSH(x); continue; } goto load_global_error; } } /* This is the un-inlined version of the code above */ x = PyDict_GetItem(f->f_globals, w); if (x == NULL) { x = PyDict_GetItem(f->f_builtins, w); if (x == NULL) { load_global_error: format_exc_check_arg( PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w); break; } } Py_INCREF(x); PUSH(x); continue; case DELETE_FAST: x = GETLOCAL(oparg); if (x != NULL) { SETLOCAL(oparg, NULL); continue; } format_exc_check_arg( PyExc_UnboundLocalError, UNBOUNDLOCAL_ERROR_MSG, PyTuple_GetItem(co->co_varnames, oparg) ); break; case LOAD_CLOSURE: x = freevars[oparg]; Py_INCREF(x); PUSH(x); if (x != NULL) continue; break; case LOAD_DEREF: x = freevars[oparg]; w = PyCell_Get(x); if (w != NULL) { PUSH(w); continue; } err = -1; /* Don't stomp existing exception */ if (PyErr_Occurred()) break; if (oparg < PyTuple_GET_SIZE(co->co_cellvars)) { v = PyTuple_GET_ITEM(co->co_cellvars, oparg); format_exc_check_arg( PyExc_UnboundLocalError, UNBOUNDLOCAL_ERROR_MSG, v); } else { v = PyTuple_GET_ITEM( co->co_freevars, oparg - PyTuple_GET_SIZE(co->co_cellvars)); format_exc_check_arg( PyExc_NameError, UNBOUNDFREE_ERROR_MSG, v); } break; case STORE_DEREF: w = POP(); x = freevars[oparg]; PyCell_Set(x, w); Py_DECREF(w); continue; case BUILD_TUPLE: x = PyTuple_New(oparg); if (x != NULL) { for (; --oparg >= 0;) { w = POP(); PyTuple_SET_ITEM(x, oparg, w); } PUSH(x); continue; } break; case BUILD_LIST: x = PyList_New(oparg); if (x != NULL) { for (; --oparg >= 0;) { w = POP(); PyList_SET_ITEM(x, oparg, w); } PUSH(x); continue; } break; case BUILD_MAP: x = PyDict_New(); PUSH(x); if (x != NULL) continue; break; case LOAD_ATTR: w = GETITEM(names, oparg); v = TOP(); x = PyObject_GetAttr(v, w); Py_DECREF(v); SET_TOP(x); if (x != NULL) continue; break; case COMPARE_OP: w = POP(); v = TOP(); if (PyInt_CheckExact(w) && PyInt_CheckExact(v)) { /* INLINE: cmp(int, int) */ register long a, b;