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Re: [tree-ssa] Insert on edge comment
- From: Michael Matz <matz at suse dot de>
- To: Andrew MacLeod <amacleod at redhat dot com>
- Cc: gcc mailing list <gcc at gcc dot gnu dot org>
- Date: Sat, 31 May 2003 00:44:00 +0200 (CEST)
- Subject: Re: [tree-ssa] Insert on edge comment
Hi,
On 30 May 2003, Andrew MacLeod wrote:
> edge feeding the phi will have to be updated. My new switch edge
> manipulation will be a real ugly one to update.. brrr.
>
> There may be other structures which need to be fixed, etc.
Forgive me my ignorance (I never looked at tree-ssa carefully), but why is
edge splitting in your infrastructure so hard? It's a totally trivial
operation for the usual IRs. If this doesn't hold for tree-ssa it just
doesn't sound quite "right". Could you explain in simple words? ;-)
Ciao,
Michael.