Re: -malign-loops=2 -malign-jumps=2 -malign-functions=2, Why?

Alan Modra (alan@spri.levels.unisa.edu.au)
Wed, 24 Jun 1998 09:39:59 +0930 (CST)


On Tue, 23 Jun 1998, Marc Lehmann wrote:

> no. could we solve this problem now? 4 byte alignment on pentiums is EVIL
> EVIL EVIL. its worse than either zero or 16. Its a total waste of space.

Can you prove this claim?

I've seen results that show 4 byte alignment is *better* than 16 byte on a
pentium because it reduces the cache footprint. Of course, this may be only with
certain hardware.

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