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Re: [rtlopt] speed improvement of branch prediction
Josef Zlomek wrote:
>
> I have compared the speed. Segher Boessenkool's code runs faster than
Just call me Segher, please.
> the original, but sreal-version runs even faster.
Yes.
> (I do not remember the exact times (I have measured it yesterday)
> but the speed of pranch predictions the ratio
> old:yours:old-sreal was approximatelly 10:7:3 or mayb even better for
> sreal (I have measured some time ago more than 4 times speed improvement))
>
> Some of your speed improvements can be used with sreal too.
Certainly.
> I think Segher Boessenkool's patch is good for 3_3-branch and mainline,
> we should ask some maintainer to approve it.
Some maintainer, please apply and approve it? :)
Segher