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bpo-47012: speed up iteration of bytes and bytearray (GH-31867)

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Kumar Aditya 2022-03-23 14:00:05 +05:30 • committed by GitHub
parent 894d0ea5af
commit bd1cf6ecee
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4 changed files with 13 additions and 9 deletions
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10
Include/internal/pycore_long.h
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@ -23,8 +23,9 @@ extern void _PyLong_FiniTypes(PyInterpreterState *interp);
#define _PyLong_SMALL_INTS _Py_SINGLETON(small_ints)
// _PyLong_GetZero() and _PyLong_GetOne() must always be available
#if _PY_NSMALLPOSINTS < 2
# error "_PY_NSMALLPOSINTS must be greater than 1"
// _PyLong_FromUnsignedChar must always be available
#if _PY_NSMALLPOSINTS < 257
# error "_PY_NSMALLPOSINTS must be greater than or equal to 257"
#endif
// Return a borrowed reference to the zero singleton.
@ -37,6 +38,11 @@ static inline PyObject* _PyLong_GetZero(void)
static inline PyObject* _PyLong_GetOne(void)
{ return (PyObject *)&_PyLong_SMALL_INTS[_PY_NSMALLNEGINTS+1]; }
static inline PyObject* _PyLong_FromUnsignedChar(unsigned char i)
{
return Py_NewRef((PyObject *)&_PyLong_SMALL_INTS[_PY_NSMALLNEGINTS+i]);
}
PyObject *_PyLong_Add(PyLongObject *left, PyLongObject *right);
PyObject *_PyLong_Multiply(PyLongObject *left, PyLongObject *right);
PyObject *_PyLong_Subtract(PyLongObject *left, PyLongObject *right);