[PATCH] D17475: MachineCopyPropagation: Catch copies of the form A<-B; A<-B
Quentin Colombet via llvm-commits
llvm-commits at lists.llvm.org
Thu Feb 25 09:50:22 PST 2016
qcolombet added a comment.
I’d rather not start messing with reserved registers in a generic way.
If you want to catch your example, maybe this is something you can teach in the AArch64RedundantCopyElimination pass.
More information about the llvm-commits