Update LLVM to r89205.

1 files changed, 9 insertions, 0 deletions

diff --git a/include/llvm/Analysis/ValueTracking.h b/include/llvm/Analysis/ValueTracking.h
index f233608..038d442 100644
--- a/include/llvm/Analysis/ValueTracking.h
+++ b/include/llvm/Analysis/ValueTracking.h
@@ -63,6 +63,15 @@ namespace llvm {
   unsigned ComputeNumSignBits(Value *Op, const TargetData *TD = 0,
                               unsigned Depth = 0);
 
+  /// ComputeMultiple - This function computes the integer multiple of Base that
+  /// equals V.  If successful, it returns true and returns the multiple in
+  /// Multiple.  If unsuccessful, it returns false.  Also, if V can be
+  /// simplified to an integer, then the simplified V is returned in Val.  Look
+  /// through sext only if LookThroughSExt=true.
+  bool ComputeMultiple(Value *V, unsigned Base, Value *&Multiple,
+                       bool LookThroughSExt = false,
+                       unsigned Depth = 0);
+
   /// CannotBeNegativeZero - Return true if we can prove that the specified FP 
   /// value is never equal to -0.0.
   ///