Compute the correct word number.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37322 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/ExecutionEngine.cpp b/lib/ExecutionEngine/ExecutionEngine.cpp
index b1e8774..d67fbb2 100644
--- a/lib/ExecutionEngine/ExecutionEngine.cpp
+++ b/lib/ExecutionEngine/ExecutionEngine.cpp
@@ -573,7 +573,7 @@
     } else if (BitWidth <= 64) {
       Result.IntVal = APInt(BitWidth, *((uint64_t*)Ptr));
     } else
-      Result.IntVal = APInt(BitWidth, BitWidth/64, (uint64_t*)Ptr);
+      Result.IntVal = APInt(BitWidth, (BitWidth+63)/64, (uint64_t*)Ptr);
     break;
   }
   case Type::FloatTyID: