Re: fftw: Usage of SSE in 64bit?
Carsten Aulbert <carsten.aulbert@aei.mpg.de> writes:
> Is there a specific reason why SSE is enabled for 32bit and not enabled for
> 64bit as the difference in performance can easily be a factor of 2 (on 64bit).
Good question. Perhaps the maintainer thought that those options merely
turned on compiler flags which would be redundant on amd64 systems,
which all support SSE2 at a minimum.
--
Aaron M. Ucko, KB1CJC (amu at alum.mit.edu, ucko at debian.org)
http://www.mit.edu/~amu/ | http://stuff.mit.edu/cgi/finger/?amu@monk.mit.edu
Reply to: