[fpc-devel] CMem allocator memory alignment experiment
Marco van de Voort
marcov at stack.nl
Wed Nov 19 13:16:18 CET 2014
In our previous episode, Mark Morgan Lloyd said:
> >> introduces a very significant performance overhead;
> >
> > Linux also does this.
>
> On some but by no means all platforms. I'm specifically trying to
> highlight the fact that on SPARC, Solaris can fix alignment issues (at a
> price) but Linux doesn't try to. I don't know to what extent there are
> comparable issues on other platforms (in particular x86_64) for which
> both Solaris and Linux are implemented.
On PPC (603), Linux did, but netbsd didn't :-) Though that is 1.9.0 times
experience and thus slightly dated.
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