mirror of
https://github.com/RPCSX/llvm.git
synced 2025-02-21 21:41:43 +00:00

The problem can occur in presence of subregs. If we are swapping two instructions defining different subregs of the same register we will get a new liveout from a block. We need to preserve value number for block's liveout for successor block's livein to match. Differential Revision: https://reviews.llvm.org/D30558 git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@297534 91177308-0d34-0410-b5e6-96231b3b80d8