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Re: counted loop patch
- To: Richard Henderson <rth at cygnus dot com>
- Subject: Re: counted loop patch
- From: Toon Moene <toon at moene dot indiv dot nluug dot nl>
- Date: Tue, 01 Aug 2000 19:39:44 +0200
- CC: gcc-patches at gcc dot gnu dot org, mhayes at cygnus dot com
- Organization: Moene Computational Physics, Maartensdijk, The Netherlands
- References: <20000730170304.A5576@cygnus.com> <3985D8D2.FB16E0BA@moene.indiv.nluug.nl> <20000731161421.A7317@cygnus.com>
Richard Henderson wrote:
> On Mon, Jul 31, 2000 at 09:51:46PM +0200, Toon Moene wrote:
> > "Does this transformation preserve Fortran DO LOOPs ?"
>
> I'm not sure I understand the question. If you're asking
> "does it work with Fortran", the answer is yes. Given
What I meant was: "Doesn't it try to redo Fortran DO LOOPS that are
already there and failing to keep their structure?"
Apparently, from the code you posted, it seems to do a good job ...
> PS: It doesn't with IA-64. But then, we don't seem to be recognizing
> any BIVs at all with that input, which would indicate bigger problems
> than the counted loop patch.
Yep, that'll mean that g77 won't score *at all* on Itania ...
--
Toon Moene - mailto:toon@moene.indiv.nluug.nl - phoneto: +31 346 214290
Saturnushof 14, 3738 XG Maartensdijk, The Netherlands
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