A Thursday 19 March 2009, V.A. Solé escrigué:
> Hello,
>
> Recent versions of binary numpy installers try to detect the target
> CPU in order to select the proper extensions.
>
> My problem is that I am distributing frozen versions of an analysis
> code and I would like to target the widest range of CPUs.
> If I install numpy 1.3.0b1 the installer installs
> numpy-1.3.0b1-sse2.exe.
>
> Am I right to suppose the frozen application will not run on non sse2
> machines? (Old Athlon XP for example)
>
> Is it possible to force the binary installer to use a different CPU
> (for instance just sse1)?
>From the NumPy 1.3.0b1 announcement:
Arch option for windows binary
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
Automatic arch detection can now be bypassed from the command line for
the superpack installed:
numpy-1.3.0-superpack-win32.exe /arch=nosse
will install a numpy which works on any x86, even if the running
computer supports SSE set.
HTH,
--
Francesc Alted
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