oops, this stopped us turning movl r4=0xFFFFFFFF;; and rX, r4 into zxt4

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@21299 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Target/IA64/IA64ISelPattern.cpp b/lib/Target/IA64/IA64ISelPattern.cpp
index 34ab0a6119f191a3aaf83ad586ebe5aa8d759616..3e74802d1a3cddfec4e8d206436d05ce8a0591ea 100644 (file)
--- a/lib/Target/IA64/IA64ISelPattern.cpp
+++ b/lib/Target/IA64/IA64ISelPattern.cpp
@@ -460,7 +460,7 @@ static unsigned ExactLog2(uint64_t Val) {
 static unsigned ExactLog2sub1(uint64_t Val) {
   unsigned int n;
   for(n=0; n<64; n++) {
-    if(Val==(uint64_t)((1<<n)-1))
+    if(Val==(uint64_t)((1LL<<n)-1))
       return n;
   }
   return 666;