[llvm-commits] [llvm] r98007 - /llvm/trunk/lib/CodeGen/MachineCSE.cpp

[Jakob Stoklund Olesen]

On Mar 8, 2010, at 8:14 PM, Evan Cheng wrote:
> 
> Ok, I think the issue is more subtle. Your patch disabled some critical coalescing that's required. It probably should be allowed but then changes the register class.

Switching the register class to a subclass should not give any problems besides increased register pressure.