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authornjsmith <njs@pobox.com>2013-05-17 00:58:32 -0700
committernjsmith <njs@pobox.com>2013-05-17 00:58:32 -0700
commitae30efd25e6797c4d97775c6ca40b47bc54a3df3 (patch)
tree0e08c6a2d07b3032f8ce5609093aad3214ca1a50 /numpy/core/setup_common.py
parent0337cf2f8cf555912dd39a2767a0f7f9e6398257 (diff)
parent99cb95f7379a95f978fd04d183fde2d262b262a6 (diff)
downloadnumpy-ae30efd25e6797c4d97775c6ca40b47bc54a3df3.tar.gz
Merge pull request #3309 from juliantaylor/optimize-byteswap
ENH: optimize byteswapping via intrinsics
Diffstat (limited to 'numpy/core/setup_common.py')
-rw-r--r--numpy/core/setup_common.py5
1 files changed, 4 insertions, 1 deletions
diff --git a/numpy/core/setup_common.py b/numpy/core/setup_common.py
index a1a9ac9af..e778e507b 100644
--- a/numpy/core/setup_common.py
+++ b/numpy/core/setup_common.py
@@ -101,7 +101,10 @@ OPTIONAL_STDFUNCS = ["expm1", "log1p", "acosh", "asinh", "atanh",
# call arguments are required as the compiler will do strict signature checking
OPTIONAL_INTRINSICS = [("__builtin_isnan", '5.'),
("__builtin_isinf", '5.'),
- ("__builtin_isfinite", '5.')]
+ ("__builtin_isfinite", '5.'),
+ ("__builtin_bswap32", '5u'),
+ ("__builtin_bswap64", '5u'),
+ ]
# Subset of OPTIONAL_STDFUNCS which may alreay have HAVE_* defined by Python.h
OPTIONAL_STDFUNCS_MAYBE = ["expm1", "log1p", "acosh", "atanh", "asinh", "hypot",