[SimplifyCFG] propagate branch metadata when creating select (PR27344)

This is almost identical to:
http://reviews.llvm.org/rL264527

This doesn't solve PR27344; it just allows the profile weights to survive. 
To solve the bug, we need to use the profile weights in the backend.

llvm-svn: 266442

1 files changed, 2 insertions, 2 deletions

diff --git a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
index 456ad2a62b7..1c27bc67cfb 100644
--- a/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
+++ b/llvm/lib/Transforms/Utils/SimplifyCFG.cpp
@@ -1678,8 +1678,8 @@ static bool SpeculativelyExecuteBB(BranchInst *BI, BasicBlock *ThenBB,
     Value *TrueV = ThenV, *FalseV = OrigV;
     if (Invert)
       std::swap(TrueV, FalseV);
-    Value *V = Builder.CreateSelect(BrCond, TrueV, FalseV,
-                                    TrueV->getName() + "." + FalseV->getName());
+    Value *V = Builder.CreateSelect(
+        BrCond, TrueV, FalseV, TrueV->getName() + "." + FalseV->getName(), BI);
     PN->setIncomingValue(OrigI, V);
     PN->setIncomingValue(ThenI, V);
   }