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Re: head: MIPS: A workaround for the R4000 divide/shift errata
- From: "Maciej W. Rozycki" <macro at ds2 dot pg dot gda dot pl>
- To: Richard Sandiford <rsandifo at redhat dot com>
- Cc: Eric Christopher <echristo at redhat dot com>, gcc-patches at gcc dot gnu dot org
- Date: Mon, 1 Mar 2004 19:35:02 +0100 (CET)
- Subject: Re: head: MIPS: A workaround for the R4000 divide/shift errata
- Organization: Technical University of Gdansk
- References: <Pine.LNX.4.55.0402191819520.3794@jurand.ds.pg.gda.pl><87hdxmizre.fsf@redhat.com> <Pine.LNX.4.55.0402192203320.3794@jurand.ds.pg.gda.pl><87brnumzht.fsf@redhat.com> <mailpost.1077233012.25220@news-sj1-1><yov5d68aab2x.fsf@ldt-sj3-010.sj.broadcom.com> <yov58yiyaay8.fsf@ldt-sj3-010.sj.broadcom.com><1077234678.4140.19.camel@dzur.sfbay.redhat.com><Pine.LNX.4.55.0402201608080.29033@jurand.ds.pg.gda.pl> <87brnr8p8w.fsf@redhat.com><Pine.LNX.4.55.0402221641340.26503@jurand.ds.pg.gda.pl><yov51xomd26d.fsf@ldt-sj3-010.sj.broadcom.com> <1077507519.3636.39.camel@dzur.sfbay.redhat.com><87r7wmxl71.fsf@redhat.com> <Pine.LNX.4.55.0402231340020.1245@jurand.ds.pg.gda.pl><Pine.LNX.4.55.0402240820040.25829@jurand.ds.pg.gda.pl> <87ishwoodv.fsf@redhat.com><Pine.LNX.4.55.0402241153320.25829@jurand.ds.pg.gda.pl> <87oerj7y1r.fsf@redhat.com><Pine.LNX.4.55.0403011213590.1962@jurand.ds.pg.gda.pl> <87llmkl91f.fsf@redhat.com>
On Mon, 1 Mar 2004, Richard Sandiford wrote:
> Too late. ;) I'd already tested the patch below. I thought about giving
> way to your new division change, but I think doing this first will lead
> to a cleaner implementation. Will reply separately saying why.
No problem -- I've assumed the explicit swap is the way to go regardless.
Now I may have no more time to reimplement my patch before I'm back
towards the end of March, but I won't forget about it.
--
+ Maciej W. Rozycki, Technical University of Gdansk, Poland +
+--------------------------------------------------------------+
+ e-mail: macro@ds2.pg.gda.pl, PGP key available +