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[Bug other/50775] Register allocator sets up frame and frame pointer with low register pressure
- From: "gjl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 28 Nov 2011 23:26:18 +0000
- Subject: [Bug other/50775] Register allocator sets up frame and frame pointer with low register pressure
- Auto-submitted: auto-generated
- References: <bug-50775-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50775
--- Comment #5 from Georg-Johann Lay <gjl at gcc dot gnu.org> 2011-11-28 23:26:18 UTC ---
(In reply to comment #4)
> Wrong profitable hard regs calculation for register files requiring aligned
> start register was a merging problem with a patch for allocation without cover
> classes.
>
> I'll try make a patch this week to solve the problem.
Thanks you are taking care of this. Will it also improve the situation for
3-byte types as introduced in PR50931? 3-byte types also start in even
registers.