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| author | Julian Taylor <jtaylor.debian@googlemail.com> | 2014-03-18 19:14:38 +0100 |
|---|---|---|
| committer | Julian Taylor <jtaylor.debian@googlemail.com> | 2014-03-18 19:14:38 +0100 |
| commit | e72b7e9a51107ba77db0473bf9fd3b6b4fb0f954 (patch) | |
| tree | bd96d8a382fac3b79e7cc1ca0260553f081c95c6 /numpy/core/setup_common.py | |
| parent | 6b38cdd2c2543e3957a593c48628f1daf23d48a9 (diff) | |
| download | numpy-e72b7e9a51107ba77db0473bf9fd3b6b4fb0f954.tar.gz | |
ENH: optimize srcstride0 copy with O3
enables autovectorization with gcc and improves performance by about 25% for cached data.
Diffstat (limited to 'numpy/core/setup_common.py')
| -rw-r--r-- | numpy/core/setup_common.py | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/numpy/core/setup_common.py b/numpy/core/setup_common.py index 2db4b4331..24d480ae7 100644 --- a/numpy/core/setup_common.py +++ b/numpy/core/setup_common.py @@ -125,6 +125,8 @@ OPTIONAL_INTRINSICS = [("__builtin_isnan", '5.'), # function name will be converted to HAVE_<upper-case-name> preprocessor macro OPTIONAL_GCC_ATTRIBUTES = [('__attribute__((optimize("unroll-loops")))', 'attribute_optimize_unroll_loops'), + ('__attribute__((optimize("O3")))', + 'attribute_optimize_opt_3'), ] # Subset of OPTIONAL_STDFUNCS which may alreay have HAVE_* defined by Python.h |