From: Dan Gohman <gohman@apple.com>
Date: Wed, 20 Feb 2008 16:08:11 +0000 (+0000)
Subject: Add an intersects method to APInt, to capture a common idiom.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=bd999178929c10bdeb0a2577fa02981778edaee7;p=oota-llvm.git

Add an intersects method to APInt, to capture a common idiom.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@47379 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/ADT/APInt.h b/include/llvm/ADT/APInt.h
index fdb1fa47f5b..d5d4d520cc1 100644
--- a/include/llvm/ADT/APInt.h
+++ b/include/llvm/ADT/APInt.h
@@ -778,6 +778,12 @@ public:
     return !slt(RHS);
   }
 
+  /// This operation tests if there are any pairs of corresponding bits
+  /// between this APInt and RHS that are both set.
+  bool intersects(const APInt &RHS) const {
+    return (*this & RHS) != 0;
+  }
+
   /// @}
   /// @name Resizing Operators
   /// @{