# HG changeset patch
# User Gilles Duboscq <duboscq@ssw.jku.at>
# Date 1391791874 -3600
# Node ID d25c52a893d93c4562f882611383d19b3fca0869
# Parent  fac51a64fda01f1680f1aeb047b5337ca9f26abe
Add specialization for int to BitScanForwardNode to avoid unnecessary sign-extension to long.
Contributed-by: Daniel Sturm <d.sturm42@gmail.com>

diff -r fac51a64fda0 -r d25c52a893d9 graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/BitScanForwardNode.java
--- a/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/BitScanForwardNode.java	Fri Feb 07 16:24:31 2014 +0100
+++ b/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/nodes/BitScanForwardNode.java	Fri Feb 07 17:51:14 2014 +0100
@@ -66,6 +66,11 @@
         return index;
     }
 
+    @NodeIntrinsic
+    public static int scan(int v) {
+        return scan(v & 0xFFFFFFFFL);
+    }
+
     @Override
     public void generate(LIRGenerator gen) {
         Variable result = gen.newVariable(Kind.Int);