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[Bug rtl-optimization/37490] [4.4 Regression] IRA causes FP code to have more spills
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 24 Dec 2008 23:00:33 -0000
- Subject: [Bug rtl-optimization/37490] [4.4 Regression] IRA causes FP code to have more spills
- References: <bug-37490-6528@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #4 from pinskia at gcc dot gnu dot org 2008-12-24 23:00 -------
(In reply to comment #3)
> Did you made sure that this is not a ppc machine/cost description problem?
This sounds like what the patch which I mentioned in
http://gcc.gnu.org/ml/gcc-patches/2008-10/msg01323.html .
In fact that patch was to solve the same issue with the old register allocator
where 0.0 would be put into the GPR.
--
pinskia at gcc dot gnu dot org changed:
What |Removed |Added
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Keywords| |ra
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37490