# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1366978454 -7200
# Node ID 1f4f33291099da3e860b335c046520e83bd29605
# Parent  cd1a1d92b3e39b29633eb445a34d03a5b17e7eb7
GraphBuilder: remove hack for obtaining profile information of unique subtypes

let's see how it affects performance

diff -r cd1a1d92b3e3 -r 1f4f33291099 graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java
--- a/graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java	Thu Apr 25 18:14:08 2013 +0200
+++ b/graal/com.oracle.graal.java/src/com/oracle/graal/java/GraphBuilderPhase.java	Fri Apr 26 14:14:14 2013 +0200
@@ -34,7 +34,6 @@
 import com.oracle.graal.api.code.*;
 import com.oracle.graal.api.code.RuntimeCallTarget.Descriptor;
 import com.oracle.graal.api.meta.*;
-import com.oracle.graal.api.meta.JavaTypeProfile.ProfiledType;
 import com.oracle.graal.api.meta.ProfilingInfo.TriState;
 import com.oracle.graal.api.meta.ResolvedJavaType.Representation;
 import com.oracle.graal.bytecode.*;
@@ -798,12 +797,7 @@
         if (!optimisticOpts.useTypeCheckHints() || !canHaveSubtype(type)) {
             return null;
         } else {
-            ResolvedJavaType uniqueSubtype = type.findUniqueConcreteSubtype();
-            if (uniqueSubtype != null) {
-                return new JavaTypeProfile(profilingInfo.getNullSeen(bci()), 0.0D, new ProfiledType(uniqueSubtype, 1.0D));
-            } else {
-                return profilingInfo.getTypeProfile(bci());
-            }
+            return profilingInfo.getTypeProfile(bci());
         }
     }