problem using ctypes with MMX intrinsics
dcharno at comcast.net
Thu Oct 16 00:28:41 CEST 2008
Robert Kern wrote:
> Well, stack alignment would be a problem with how the shared library
> gets compiled, nothing to do with ctypes (I think). However, if you are
The shared library is built with '-m32 -msse2' and works fine from a
C/C++ test harness, so I think its compiled okay.
> passing in arrays from ctypes, *they* may also be misaligned. Try to
> check the addresses of the ctypes values you are passing in. I'm not
> entirely sure how to do that, though.
I'm only passing filenames and some string options through the API. All
the data that gets processed with MMX/SSE is opened inside the shared
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