Subject: Re: -mstrict-align on powerpc
To: Nathan J. Williams <email@example.com>
From: Jason Thorpe <firstname.lastname@example.org>
Date: 03/16/2003 11:48:34
On Sunday, March 16, 2003, at 10:41 AM, Nathan J. Williams wrote:
> Why? The performance of unaligned fetches always sucks, even when they
> don't trap. I think we should be going the other way: actively
> preventing, if not forbidding, unaligned data structures even on CPUs
> that don't require alignment, to improve performance.
Is unaligned access really that bad on PowerPC CPUs that can do it?
-- Jason R. Thorpe <email@example.com>