[SimplifyCFG] put the optional assumption cache pointer in the options struct; NFCI

This is a follow-up to https://reviews.llvm.org/D38138. 

I fixed the capitalization of some functions because we're changing those
lines anyway and that helped verify that we weren't accidentally dropping 
any options by using default param values.

llvm-svn: 314930

1 files changed, 1 insertions, 1 deletions

diff --git a/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp b/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp
index f0ebfa3ce77..f999d6caf9c 100644
--- a/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp
+++ b/llvm/lib/Target/AMDGPU/AMDGPUUnifyDivergentExitNodes.cpp
@@ -142,7 +142,7 @@ static BasicBlock *unifyReturnBlockSet(Function &F,
 
   for (BasicBlock *BB : ReturningBlocks) {
     // Cleanup possible branch to unconditional branch to the return.
-    SimplifyCFG(BB, TTI, nullptr, {2});
+    simplifyCFG(BB, TTI, {2});
   }
 
   return NewRetBlock;