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Raw output: fib_cy.c
1: # Calculation of n-th fibonacci number
+2: def fib(int n):
/* Python wrapper */ static PyObject *__pyx_pw_6fib_cy_1fib(PyObject *__pyx_self, PyObject *__pyx_arg_n); /*proto*/ static PyMethodDef __pyx_mdef_6fib_cy_1fib = {"fib", (PyCFunction)__pyx_pw_6fib_cy_1fib, METH_O, 0}; static PyObject *__pyx_pw_6fib_cy_1fib(PyObject *__pyx_self, PyObject *__pyx_arg_n) { int __pyx_v_n; PyObject *__pyx_r = 0; __Pyx_RefNannyDeclarations __Pyx_RefNannySetupContext("fib (wrapper)", 0); assert(__pyx_arg_n); { __pyx_v_n = __Pyx_PyInt_As_int(__pyx_arg_n); if (unlikely((__pyx_v_n == (int)-1) && PyErr_Occurred())) __PYX_ERR(0, 2, __pyx_L3_error) } goto __pyx_L4_argument_unpacking_done; __pyx_L3_error:; __Pyx_AddTraceback("fib_cy.fib", __pyx_clineno, __pyx_lineno, __pyx_filename); __Pyx_RefNannyFinishContext(); return NULL; __pyx_L4_argument_unpacking_done:; __pyx_r = __pyx_pf_6fib_cy_fib(__pyx_self, ((int)__pyx_v_n)); /* function exit code */ __Pyx_RefNannyFinishContext(); return __pyx_r; } static PyObject *__pyx_pf_6fib_cy_fib(CYTHON_UNUSED PyObject *__pyx_self, int __pyx_v_n) { int __pyx_v_a; int __pyx_v_b; CYTHON_UNUSED int __pyx_v_i; PyObject *__pyx_r = NULL; __Pyx_RefNannyDeclarations __Pyx_RefNannySetupContext("fib", 0); /* … */ /* function exit code */ __pyx_L1_error:; __Pyx_XDECREF(__pyx_t_6); __Pyx_AddTraceback("fib_cy.fib", __pyx_clineno, __pyx_lineno, __pyx_filename); __pyx_r = NULL; __pyx_L0:; __Pyx_XGIVEREF(__pyx_r); __Pyx_RefNannyFinishContext(); return __pyx_r; } /* … */ __pyx_tuple_ = PyTuple_Pack(5, __pyx_n_s_n, __pyx_n_s_n, __pyx_n_s_a, __pyx_n_s_b, __pyx_n_s_i); if (unlikely(!__pyx_tuple_)) __PYX_ERR(0, 2, __pyx_L1_error) __Pyx_GOTREF(__pyx_tuple_); __Pyx_GIVEREF(__pyx_tuple_); /* … */ __pyx_t_1 = PyCFunction_NewEx(&__pyx_mdef_6fib_cy_1fib, NULL, __pyx_n_s_fib_cy); if (unlikely(!__pyx_t_1)) __PYX_ERR(0, 2, __pyx_L1_error) __Pyx_GOTREF(__pyx_t_1); if (PyDict_SetItem(__pyx_d, __pyx_n_s_fib, __pyx_t_1) < 0) __PYX_ERR(0, 2, __pyx_L1_error) __Pyx_DECREF(__pyx_t_1); __pyx_t_1 = 0;
3: cdef int a,b,i
+4: a,b = 1,1
__pyx_t_1 = 1; __pyx_t_2 = 1; __pyx_v_a = __pyx_t_1; __pyx_v_b = __pyx_t_2;
+5: for i in range(n):
__pyx_t_2 = __pyx_v_n; __pyx_t_1 = __pyx_t_2; for (__pyx_t_3 = 0; __pyx_t_3 < __pyx_t_1; __pyx_t_3+=1) { __pyx_v_i = __pyx_t_3;
+6: a,b = a+b,a
__pyx_t_4 = (__pyx_v_a + __pyx_v_b); __pyx_t_5 = __pyx_v_a; __pyx_v_a = __pyx_t_4; __pyx_v_b = __pyx_t_5; }
+7: return a
__Pyx_XDECREF(__pyx_r); __pyx_t_6 = __Pyx_PyInt_From_int(__pyx_v_a); if (unlikely(!__pyx_t_6)) __PYX_ERR(0, 7, __pyx_L1_error) __Pyx_GOTREF(__pyx_t_6); __pyx_r = __pyx_t_6; __pyx_t_6 = 0; goto __pyx_L0;