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Re: cfg merge part 24 - real datastructure for dominance information.
- From: law at redhat dot com
- To: Jan Hubicka <jh at suse dot cz>
- Cc: gcc-patches at gcc dot gnu dot org, rth at cygnus dot com, gcc-pdo at atrey dot karlin dot mff dot cuni dot cz, Pavel Nejedly <bim at atrey dot karlin dot mff dot cuni dot cz>
- Date: Thu, 20 Jun 2002 13:55:43 -0600
- Subject: Re: cfg merge part 24 - real datastructure for dominance information.
- Reply-to: law at redhat dot com
In message <20020612183821.GB26578@atrey.karlin.mff.cuni.cz>, Jan Hubicka
writes:
> Hi,
> this patch adds new datastructure for dominance information. The underlying
> datstructure has been implemented by Pavel and supports logarithmic updating
> of the structure as well as polylogarithmic lookup of nearest common
ancestor
> that is important for the new loop duplication code.
Err, has Pavel assigned copyright for his changes to the FSF? WIthout that
paperwork we can't accept this patch.
jeff