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[Bug target/71201] PowerPC XXPERM instruction fails on ISA 3.0 system.
- From: "acsawdey at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 19 May 2016 15:02:02 +0000
- Subject: [Bug target/71201] PowerPC XXPERM instruction fails on ISA 3.0 system.
- Auto-submitted: auto-generated
- References: <bug-71201-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71201
acsawdey at gcc dot gnu.org changed:
What |Removed |Added
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CC| |acsawdey at gcc dot gnu.org
--- Comment #1 from acsawdey at gcc dot gnu.org ---
The symptom I observed was that a large number of xxlor were generated moving
stuff back and forth between register sets. I didn't quite figure out where the
problem was but the generated code also failed when run on the power9
simulator.