AMDGPU/SI: Correctly initialize SIInsertWaits pass

Reviewers: arsenm

Subscribers: arsenm, llvm-commits

Differential Revision: http://reviews.llvm.org/D16724

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@259894 91177308-0d34-0410-b5e6-96231b3b80d8
3 files changed