From: Benjamin Kramer <benny.kra@googlemail.com>
Date: Sun, 29 Jul 2012 12:33:29 +0000 (+0000)
Subject: APInt: Simplify code.
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a77b95a316e0eb04929c5d7fe96935124c3ed478;p=oota-llvm.git

APInt: Simplify code.

No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160929 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/include/llvm/ADT/APInt.h b/include/llvm/ADT/APInt.h
index 9498ef031dc..f30a6e3f081 100644
--- a/include/llvm/ADT/APInt.h
+++ b/include/llvm/ADT/APInt.h
@@ -357,13 +357,7 @@ public:
   /// @brief Check if this APInt has an N-bits unsigned integer value.
   bool isIntN(unsigned N) const {
     assert(N && "N == 0 ???");
-    if (N >= getBitWidth())
-      return true;
-
-    if (isSingleWord())
-      return isUIntN(N, VAL);
-    return APInt(N, makeArrayRef(pVal, getNumWords())).zext(getBitWidth())
-      == (*this);
+    return getActiveBits() <= N;
   }
 
   /// @brief Check if this APInt has an N-bits signed integer value.