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Re: IRA issue with shuffle copies...
On Wed, 2012-01-11 at 12:29 -0500, Vladimir Makarov wrote:
> There is no visible effect of the patch on SPECFP2000 performance and
> size (the size increase is only about 0.02%) for x86 and x86-64.
> The patch does worsen performance of SPECINT2000 on x86 (about 0.5%) and
> x86-64 (about 0.3%). x86-64 SPECINT200 code size increase is about
> 0.05% and there is no visible change in code size on x86.
> So I'd say the patch does not work for x86/x86-64.
Pat ran SPEC2000 and SPEC2006 and we had some wins and some loses.
We'll dig into a couple of the loses to see if we can learn anything
and report back if we do. Thanks for doing the x86* runs.