Target override to allow CodeGenPrepare to sink address operands to intrinsics in the same way it current does for loads and stores
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@152666 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Transforms/Scalar/CodeGenPrepare.cpp b/lib/Transforms/Scalar/CodeGenPrepare.cpp
index aad3a92..020ec57 100644
--- a/lib/Transforms/Scalar/CodeGenPrepare.cpp
+++ b/lib/Transforms/Scalar/CodeGenPrepare.cpp
@@ -579,6 +579,15 @@
return true;
}
+ if (II && TLI) {
+ SmallVector<Value*, 2> PtrOps;
+ Type *AccessTy;
+ if (TLI->GetAddrModeArguments(II, PtrOps, AccessTy))
+ while (!PtrOps.empty())
+ if (OptimizeMemoryInst(II, PtrOps.pop_back_val(), AccessTy))
+ return true;
+ }
+
// From here on out we're working with named functions.
if (CI->getCalledFunction() == 0) return false;