gistfile1.c

PyObject *
PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
{
#ifdef DXPAIRS
        int lastopcode = 0;
#endif 
        register PyObject **stack_pointer;  /* Next free slot in value stack */
        register unsigned char *next_instr;
        register int opcode;    /* Current opcode */
        register int oparg;     /* Current opcode argument, if any */
        register enum why_code why; /* Reason for block stack unwind */
        register int err;       /* Error status -- nonzero if error */
        register PyObject *x;   /* Result object -- NULL if error */
        register PyObject *v;   /* Temporary objects popped off stack */
        register PyObject *w;
        register PyObject *u;
        register PyObject *t;
        register PyObject *stream = NULL;    /* for PRINT opcodes */
        register PyObject **fastlocals, **freevars;
        PyObject *retval = NULL;        /* Return value */
        PyThreadState *tstate = PyThreadState_GET();
        PyCodeObject *co;