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PEP 465: a dedicated infix operator for matrix multiplication (closes #21176)

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This commit is contained in:
Benjamin Peterson 2014-04-09 23:55:56 -04:00
parent 2aad6ef774
commit d51374ed78
42 changed files with 803 additions and 442 deletions
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24
Python/ceval.c
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@ -1495,6 +1495,18 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
DISPATCH();
}
TARGET(BINARY_MATRIX_MULTIPLY) {
PyObject *right = POP();
PyObject *left = TOP();
PyObject *res = PyNumber_MatrixMultiply(left, right);
Py_DECREF(left);
Py_DECREF(right);
SET_TOP(res);
if (res == NULL)
goto error;
DISPATCH();
}
TARGET(BINARY_TRUE_DIVIDE) {
PyObject *divisor = POP();
PyObject *dividend = TOP();
@ -1685,6 +1697,18 @@ PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
DISPATCH();
}
TARGET(INPLACE_MATRIX_MULTIPLY) {
PyObject *right = POP();
PyObject *left = TOP();
PyObject *res = PyNumber_InPlaceMatrixMultiply(left, right);
Py_DECREF(left);
Py_DECREF(right);
SET_TOP(res);
if (res == NULL)
goto error;
DISPATCH();
}
TARGET(INPLACE_TRUE_DIVIDE) {
PyObject *divisor = POP();
PyObject *dividend = TOP();