diff options
Diffstat (limited to 'Objects')
| -rw-r--r-- | Objects/intobject.c | 5 | ||||
| -rw-r--r-- | Objects/longobject.c | 13 |
2 files changed, 9 insertions, 9 deletions
diff --git a/Objects/intobject.c b/Objects/intobject.c index ba3dde1..a5dc134 100644 --- a/Objects/intobject.c +++ b/Objects/intobject.c @@ -721,10 +721,7 @@ int_rshift(v, w) a = 0; } else { - if (a < 0) - a = ~( ~(unsigned long)a >> b ); - else - a = (unsigned long)a >> b; + a = Py_ARITHMETIC_RIGHT_SHIFT(long, a, b); } return PyInt_FromLong(a); } diff --git a/Objects/longobject.c b/Objects/longobject.c index a28dbaf..df3c6a5 100644 --- a/Objects/longobject.c +++ b/Objects/longobject.c @@ -571,7 +571,8 @@ long_format(PyObject *aa, int base, int addL) int last = abs(a->ob_size); int basebits = 1; i = base; - while ((i >>= 1) > 1) ++basebits; + while ((i >>= 1) > 1) + ++basebits; i = 0; for (;;) { @@ -853,7 +854,9 @@ x_divrem(PyLongObject *v1, PyLongObject *w1, PyLongObject **prem) carry += v->ob_digit[i+k] - z + ((twodigits)zz << SHIFT); v->ob_digit[i+k] = carry & MASK; - carry = (carry >> SHIFT) - zz; + carry = Py_ARITHMETIC_RIGHT_SHIFT(BASE_TWODIGITS_TYPE, + carry, SHIFT); + carry -= zz; } if (i+k < size_v) { @@ -870,7 +873,9 @@ x_divrem(PyLongObject *v1, PyLongObject *w1, PyLongObject **prem) for (i = 0; i < size_w && i+k < size_v; ++i) { carry += v->ob_digit[i+k] + w->ob_digit[i]; v->ob_digit[i+k] = carry & MASK; - carry >>= SHIFT; + carry = Py_ARITHMETIC_RIGHT_SHIFT( + BASE_TWODIGITS_TYPE, + carry, SHIFT); } } } /* for j, k */ @@ -988,8 +993,6 @@ x_add(PyLongObject *a, PyLongObject *b) for (i = 0; i < size_b; ++i) { carry += a->ob_digit[i] + b->ob_digit[i]; z->ob_digit[i] = carry & MASK; - /* The following assumes unsigned shifts don't - propagate the sign bit. */ carry >>= SHIFT; } for (; i < size_a; ++i) { |