1 files changed, 8 insertions, 0 deletions
diff --git a/llvm/include/llvm/IR/PatternMatch.h b/llvm/include/llvm/IR/PatternMatch.h
index 3072bb5a240..bb225443848 100644
--- a/llvm/include/llvm/IR/PatternMatch.h
+++ b/llvm/include/llvm/IR/PatternMatch.h
@@ -339,6 +339,14 @@ template <typename Predicate> struct api_pred_ty : public Predicate {
   }
 };
 
+struct is_negative {
+  bool isValue(const APInt &C) { return C.isNegative(); }
+};
+
+/// \brief Match an integer or vector of negative values.
+inline cst_pred_ty<is_negative> m_Negative() { return cst_pred_ty<is_negative>(); }
+inline api_pred_ty<is_negative> m_Negative(const APInt *&V) { return V; }
+
 struct is_power2 {
   bool isValue(const APInt &C) { return C.isPowerOf2(); }
 };