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Re: [DotGNU]Problems with Pnet certain GCC 3.4.1 optimization settings
From: |
Gopal V |
Subject: |
Re: [DotGNU]Problems with Pnet certain GCC 3.4.1 optimization settings |
Date: |
Sat, 17 Jul 2004 03:26:27 -0700 (PDT) |
> The -O3 and
> -fomit-frame-pointer optimizations are fairly
http://bugs.gentoo.org/show_bug.cgi?id=53136 ?
Says AMD64 fails with just -03 .. as well.
> because in theory, Athlons
> might do better with a 2^2 stack boundary (keeping
> more code in the cache).
> (Interestingly, with GCJ, on one benchmark, that
> flag increased performance
> by a factor of 3.)
Hmm.. I'm not sure how libgc works with different
stack structure .. but I don't see any reason why
cscc should lock up .
Gopal
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