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| author | Ganesh Kathiresan <ganesh3597@gmail.com> | 2020-11-21 18:41:21 +0530 |
|---|---|---|
| committer | Ganesh Kathiresan <ganesh3597@gmail.com> | 2020-11-21 18:41:21 +0530 |
| commit | a769d6f402b6aba2ebe9268635872fc1166d9510 (patch) | |
| tree | 734f4e4cce3ae86d6062e9d2ab2ff326b67aff85 /doc | |
| parent | 0517f134365808f8b81c6646cad1b0fe431f6d99 (diff) | |
| download | numpy-a769d6f402b6aba2ebe9268635872fc1166d9510.tar.gz | |
ENH: Improved floor division (#17727)
Diffstat (limited to 'doc')
| -rwxr-xr-x | doc/release/upcoming_changes/17727.performance.rst | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/doc/release/upcoming_changes/17727.performance.rst b/doc/release/upcoming_changes/17727.performance.rst index 83054a3ea..c3a08bc8e 100755 --- a/doc/release/upcoming_changes/17727.performance.rst +++ b/doc/release/upcoming_changes/17727.performance.rst @@ -1,8 +1,7 @@ Improved performance in integer division of NumPy arrays
--------------------------------------------------------
-Integer division of NumPy arrays now uses libdivide.
-With builtin support for SSE2, AVX2 and AVX512 vector
-division from libdivide and other minor improvements,
-there is a large speedup.
+Integer division of NumPy arrays now uses libdivide when
+the divisor is a constant. With the usage of libdivde and
+other minor optimizations, there is a large speedup.
The ``//`` operator and ``np.floor_divide`` makes use
of the new changes.
|