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testers wanted for experimental SSE2 back-end
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Date: | 2010-03-10 (19:26) |
From: | Mike Lin <nilekim@g...> |
Subject: | Re: [Caml-list] testers wanted for experimental SSE2 back-end |
On Tue, Mar 9, 2010 at 11:33 AM, Xavier Leroy <Xavier.Leroy@inria.fr> wrote: > - The register-based SSE2 model fits the OCaml back-end much better > than the stack-based x87 model. In particular, "let"-bound intermediate > results of type "float" can be kept in SSE2 registers, while in > the current x87 mode they are systematically flushed to the stack. > > Note that x86-64 bits systems as well as Mac OS X already use SSE2 as > their default floating-point model. > I have a bunch of biological sequence analysis stuff that could be interesting but I am already in x86-64 ("Wow! A 64 bit architecture!"). The above seems pretty clear but just to verify - I would not benefit from this new back-end, right? Mike