[PATCH] D39536: [PowerPC] Eliminate redundant register copys after register allocation

[Matthias Braun via Phabricator via llvm-commits]

MatzeB added a comment.

Is this like the existing MachineCopyPropagation pass but working accross multiple blocks? Would https://reviews.llvm.org/D30751 solve your problem as well?


https://reviews.llvm.org/D39536