capi: add the direct access macros back

from_cpython/Include/floatobject.h

@@ -56,9 +56,8 @@ PyAPI_FUNC(PyObject *) PyFloat_FromDouble(double) PYSTON_NOEXCEPT;
 /* Extract C double from Python float.  The macro version trades safety for
    speed. */
 PyAPI_FUNC(double) PyFloat_AsDouble(PyObject *) PYSTON_NOEXCEPT;
-// Pyston changes: these aren't direct macros any more [they potentially could be though]
-#define PyFloat_AS_DOUBLE(op) PyFloat_AsDouble((PyObject*)op)
-//#define PyFloat_AS_DOUBLE(op) (((PyFloatObject *)(op))->ob_fval)
+
+#define PyFloat_AS_DOUBLE(op) (((PyFloatObject *)(op))->ob_fval)
 
 /* Write repr(v) into the char buffer argument, followed by null byte.  The
    buffer must be "big enough"; >= 100 is very safe.

from_cpython/Include/intobject.h

@@ -55,9 +55,7 @@ PyAPI_FUNC(unsigned PY_LONG_LONG) PyInt_AsUnsignedLongLongMask(PyObject *) PYSTO
 PyAPI_FUNC(long) PyInt_GetMax(void) PYSTON_NOEXCEPT;
 
 /* Macro, trading safety for speed */
-// Pyston changes: these aren't direct macros any more [they potentially could be though]
-#define PyInt_AS_LONG(op) PyInt_AsLong((PyObject*)op)
-//#define PyInt_AS_LONG(op) (((PyIntObject *)(op))->ob_ival)
+#define PyInt_AS_LONG(op) (((PyIntObject *)(op))->ob_ival)
 
 /* These aren't really part of the Int object, but they're handy; the protos
  * are necessary for systems that need the magic of PyAPI_FUNC and that want

from_cpython/Include/stringobject.h

@@ -93,21 +93,16 @@ PyAPI_FUNC(void) _Py_ReleaseInternedStrings(void) PYSTON_NOEXCEPT;
 PyAPI_FUNC(char) PyString_GetItem(PyObject *, Py_ssize_t) PYSTON_NOEXCEPT;
 
 /* Use only if you know it's a string */
-// Pyston changes: these aren't direct macros any more [they potentially could be though]
-//#define PyString_CHECK_INTERNED(op) (((PyStringObject *)(op))->ob_sstate)
-PyAPI_FUNC(int) _PyString_CheckInterned(PyObject *) PYSTON_NOEXCEPT;
-#define PyString_CHECK_INTERNED(op) _PyString_CheckInterned((PyObject*)op)
+#define PyString_CHECK_INTERNED(op) (((PyStringObject *)(op))->ob_sstate)
 
 /* Macro, trading safety for speed */
-// Pyston changes: these aren't direct macros any more [they potentially could be though]
-#define PyString_AS_STRING(op) PyString_AsString((PyObject*)op)
 // Note: there are buggy extension modules (unicodedata.c) that rely on the fact that
 // PyString_GET_SIZE does *not* have the same behavior as PyString_Size.  In particular,
 // you can get away with calling PyString_GET_SIZE on a unicode object and getting the
 // length of the unicode string, not the length of the bytes it encodes to in the default
 // encoding.
 // So, set up a different function for those callers to use.
-//#define PyString_AS_STRING(op) (((PyStringObject *)(op))->ob_sval)
+#define PyString_AS_STRING(op) (((PyStringObject *)(op))->ob_sval)
 #define PyString_GET_SIZE(op)  Py_SIZE(op)
 
 /* _PyString_Join(sep, x) is like sep.join(x).  sep must be PyStringObject*,

src/runtime/str.cpp

@@ -423,12 +423,6 @@ extern "C" void _Py_ReleaseInternedStrings() noexcept {
     interned_strings.clear();
 }
 
-extern "C" int _PyString_CheckInterned(PyObject* p) noexcept {
-    RELEASE_ASSERT(PyString_Check(p), "");
-    BoxedString* s = (BoxedString*)p;
-    return s->interned_state;
-}
-
 /* Format codes
  * F_LJUST      '-'
  * F_SIGN       '+'