[llvm-commits] [llvm] r47379 - /llvm/trunk/include/llvm/ADT/APInt.h

[Dan Gohman]

Author: djg
Date: Wed Feb 20 10:08:11 2008
New Revision: 47379

URL: http://llvm.org/viewvc/llvm-project?rev=47379&view=rev
Log:
Add an intersects method to APInt, to capture a common idiom.

Modified:
    llvm/trunk/include/llvm/ADT/APInt.h

Modified: llvm/trunk/include/llvm/ADT/APInt.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/include/llvm/ADT/APInt.h?rev=47379&r1=47378&r2=47379&view=diff

==============================================================================
--- llvm/trunk/include/llvm/ADT/APInt.h (original)
+++ llvm/trunk/include/llvm/ADT/APInt.h Wed Feb 20 10:08:11 2008
@@ -778,6 +778,12 @@
     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
   /// @{