Add a getUMinFromMismatchedTypes helper function.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73883 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 0 deletions

diff --git a/include/llvm/Analysis/ScalarEvolution.h b/include/llvm/Analysis/ScalarEvolution.h
index 8d5136c..d73c30f 100644
--- a/include/llvm/Analysis/ScalarEvolution.h
+++ b/include/llvm/Analysis/ScalarEvolution.h
@@ -553,6 +553,12 @@ namespace llvm {
     SCEVHandle getUMaxFromMismatchedTypes(const SCEVHandle &LHS,
                                           const SCEVHandle &RHS);
 
+    /// getUMinFromMismatchedTypes - Promote the operands to the wider of
+    /// the types using zero-extension, and then perform a umin operation
+    /// with them.
+    SCEVHandle getUMinFromMismatchedTypes(const SCEVHandle &LHS,
+                                          const SCEVHandle &RHS);
+
     /// hasSCEV - Return true if the SCEV for this value has already been
     /// computed.
     bool hasSCEV(Value *V) const;