[MemorySSA] Port to new pass manager

Add support for the new pass manager to MemorySSA pass.

Change MemorySSA to be computed eagerly upon construction.

Change MemorySSAWalker to be owned by the MemorySSA object that creates
it.

Reviewers: dberlin, george.burgess.iv

Subscribers: mcrosier, llvm-commits

Differential Revision: http://reviews.llvm.org/D19664

llvm-svn: 271432

1 files changed, 3 insertions, 3 deletions

diff --git a/llvm/unittests/Transforms/Utils/MemorySSA.cpp b/llvm/unittests/Transforms/Utils/MemorySSA.cpp
index 5a226da476c..b59e4fbc55e 100644
--- a/llvm/unittests/Transforms/Utils/MemorySSA.cpp
+++ b/llvm/unittests/Transforms/Utils/MemorySSA.cpp
@@ -43,13 +43,13 @@ protected:
     AAResults AA;
     BasicAAResult BAA;
     MemorySSA MSSA;
-    std::unique_ptr<MemorySSAWalker> Walker;
+    MemorySSAWalker *Walker;
 
     TestAnalyses(MemorySSATest &Test)
         : DT(*Test.F), AC(*Test.F), AA(Test.TLI),
-          BAA(Test.DL, Test.TLI, AC, &DT), MSSA(*Test.F) {
+          BAA(Test.DL, Test.TLI, AC, &DT), MSSA(*Test.F, &AA, &DT) {
       AA.addAAResult(BAA);
-      Walker.reset(MSSA.buildMemorySSA(&AA, &DT));
+      Walker = MSSA.getWalker();
     }
   };