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Re: [tree-ssa] reaching def. question
- From: Daniel Berlin <dberlin at dberlin dot org>
- To: law at redhat dot com
- Cc: Diego Novillo <dnovillo at redhat dot com>, Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>, Devang Patel <dpatel at apple dot com>, "gcc at gcc dot gnu dot org list" <gcc at gcc dot gnu dot org>
- Date: Wed, 17 Mar 2004 17:18:23 -0500 (EST)
- Subject: Re: [tree-ssa] reaching def. question
- References: <200403172210.i2HMAfFb011100@speedy.slc.redhat.com>
> >>
> >> If you can make it work in that situation, then we'd be able to simplify
> >> a goodly amount of code in the dominator optimizer.
> >There's a paper on exactly this type of incremental update to SSA
> >somewhere. I'll try to find it if someone doesn't explain it satisfactorily
> >beforehand.
> I've seen stuff for incremental updates when adding new assginments. I have
> not seen stuff for incremental updates when changing the dominator tree. If
> you've got the latter, I'd love to get a copy.
I remember seeing the latter.
As soon as citeseer is back up, i'll find it for you (Or am i the only one
who can't connect to citeseer).