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Re: [tree-ssa]: PATCH: hookize profiling
- From: Jan Hubicka <jh at suse dot cz>
- To: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
- Cc: Jan Hubicka <jh at suse dot cz>, Dale Johannesen <dalej at apple dot com>,Jan Hubicka <hubicka at ucw dot cz>,gcc-patches Patches <gcc-patches at gcc dot gnu dot org>
- Date: Thu, 12 Feb 2004 11:03:23 +0100
- Subject: Re: [tree-ssa]: PATCH: hookize profiling
- References: <20040212083724.GR29726@kam.mff.cuni.cz> <20040212093118.GC21196@atrey.karlin.mff.cuni.cz>
> Hello,
>
> > > They can, but I don't think it would gain anything, and this is the way
> > > it was before.
> > > I moved ctr_labels down because they never need to be initialized at all
> > > when tree-based counters are used.
> >
> > Hmm, when you do RTl profiling do you need the tree tables?
>
> yes -- the trees there are used to emit the appropriate data structures
> for profiling data.
I see, I was in impression that they are rebuilt when producing the
counters, but that piece is OK then.
Honza
>
> Zdenek