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Re: Loop optimizer issues
- From: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>
- To: Geoff Keating <geoffk at geoffk dot org>
- Cc: Diego Novillo <dnovillo at redhat dot com>,Richard Henderson <rth at redhat dot com>, Jason Merrill <jason at redhat dot com>,Jan Hubicka <jh at suse dot cz>, Daniel Berlin <dberlin at dberlin dot org>,pop at gauvain dot u-strasbg dot fr, gcc at gcc dot gnu dot org
- Date: Wed, 2 Jul 2003 23:06:07 +0200
- Subject: Re: Loop optimizer issues
- References: <20030530183552.GA27110@atrey.karlin.mff.cuni.cz> <1054585449.9789.146.camel@frodo.toronto.redhat.com> <20030603075956.GB11555@atrey.karlin.mff.cuni.cz> <20030603083835.GB23604@gauvain.u-strasbg.fr> <20030603084726.GA17851@atrey.karlin.mff.cuni.cz> <20030603161718.GA9794@gauvain.u-strasbg.fr> <20030702183325.GA10865@atrey.karlin.mff.cuni.cz> <jm3chopwxh.fsf@desire.geoffk.org>
Hello,
> > just for sure -- nobody will protest if I drop handling of libcalls
> > in new loop optimizer? This definitely should not be neccesary to handle
> > on rtl level.
>
> How do you plan to handle ports where multiplication or addition
> requires a libcall?
in no special way. The optimizations done on ast level would then have
higher priority for optimizing them when possible.
Zdenek