restrict dyn_cast_or_null to pointer types, just like cast_or_null; re-commit of...

[oota-llvm.git] / include / llvm / Support / ConstantRange.h

diff --git a/include/llvm/Support/ConstantRange.h b/include/llvm/Support/ConstantRange.h
index 29086b2ac4f2d302b71ef2cbb4bbf56cf13effcf..792b4107b143788316a051df2a625c21b76c352b 100644 (file)
--- a/include/llvm/Support/ConstantRange.h
+++ b/include/llvm/Support/ConstantRange.h
@@ -92,6 +92,11 @@ public:
   ///
   bool isWrappedSet() const;
 
+  /// isSignWrappedSet - Return true if this set wraps around the INT_MIN of
+  /// its bitwidth, for example: i8 [120, 140).
+  ///
+  bool isSignWrappedSet() const;
+
   /// contains - Return true if the specified value is in the set.
   ///
   bool contains(const APInt &Val) const;
@@ -219,6 +224,14 @@ public:
   /// \p Other.
   ConstantRange udiv(const ConstantRange &Other) const;
 
+  /// binaryAnd - return a new range representing the possible values resulting
+  /// from a binary-and of a value in this range by a value in \p Other.
+  ConstantRange binaryAnd(const ConstantRange &Other) const;
+
+  /// binaryOr - return a new range representing the possible values resulting
+  /// from a binary-or of a value in this range by a value in \p Other.
+  ConstantRange binaryOr(const ConstantRange &Other) const;
+
   /// shl - Return a new range representing the possible values resulting
   /// from a left shift of a value in this range by a value in \p Other.
   /// TODO: This isn't fully implemented yet.