--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/graal/com.oracle.max.graal.examples/src/examples/HelloWorld.java	Wed Mar 07 21:04:56 2012 +0100
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+package examples;
+
+
+public class HelloWorld {
+    public static void main(String[] args) {
+        System.out.println("hello world!");
+    }
+}

--- a/graal/com.oracle.max.graal.hotspot/src/com/oracle/max/graal/hotspot/HotSpotDebugConfig.java	Wed Mar 07 11:06:14 2012 -0800
+++ b/graal/com.oracle.max.graal.hotspot/src/com/oracle/max/graal/hotspot/HotSpotDebugConfig.java	Wed Mar 07 21:04:56 2012 +0100
@@ -48,7 +48,11 @@
         this.timerFilter = timerFilter;
         this.dumpFilter = dumpFilter;
         this.methodFilter = methodFilter == null ? null : methodFilter.split(",");
-        dumpHandlers.add(new IdealGraphPrinterDumpHandler(GraalOptions.PrintIdealGraphAddress, GraalOptions.PrintIdealGraphPort));
+        if (GraalOptions.PrintIdealGraphFile) {
+            dumpHandlers.add(new IdealGraphPrinterDumpHandler());
+        } else {
+            dumpHandlers.add(new IdealGraphPrinterDumpHandler(GraalOptions.PrintIdealGraphAddress, GraalOptions.PrintIdealGraphPort));
+        }
         dumpHandlers.add(new CFGPrinterObserver());
     }
 

--- a/mx/commands.py	Wed Mar 07 11:06:14 2012 -0800
+++ b/mx/commands.py	Wed Mar 07 21:04:56 2012 +0100
@@ -29,6 +29,7 @@
 import os, sys, shutil, zipfile, tempfile, re, time, datetime, platform, subprocess, multiprocessing
 from os.path import join, exists, dirname, basename
 from argparse import ArgumentParser, REMAINDER
+from threading import Thread
 import mx
 import sanitycheck
 import json
@@ -230,6 +231,17 @@
     if len(failed) != 0:
         mx.abort('DaCapo failures: ' + str(failed))
     
+def intro(args):
+    """"run a simple program and visualize its compilation in the Graal Visualizer"""
+    # Start the visualizer in a separate thread
+    t = Thread(target=gv, args=([[]]))
+    t.start()
+    
+    # Give visualizer time to start
+    mx.log('Waiting 5 seconds for visualizer to start')
+    time.sleep(5)
+    
+    vm(['-G:Dump=HelloWorld', '-G:MethodFilter=main', '-Xcomp', '-XX:CompileOnly=HelloWorld::main', '-cp', mx.classpath('com.oracle.max.graal.examples')] + args + ['examples.HelloWorld'])
 
 def scaladacapo(args):
     """run one or all Scala DaCapo benchmarks
@@ -744,7 +756,9 @@
 
 def gv(args):
     """run the Graal Visualizer"""
-    mx.run(['ant', '-f', join(_graal_home, 'visualizer', 'build.xml'), '-q', 'run'])
+    with open(join(_graal_home, '.graal_visualizer.log'), 'w') as fp:
+        mx.log('[Graal Visualizer output is in ' + fp.name + ']')
+        mx.run(['ant', '-f', join(_graal_home, 'visualizer', 'build.xml'), '-l', fp.name, 'run'])
     
 def bench(args):
     """run benchmarks and parse their output for results
@@ -869,6 +883,7 @@
         'clean': [clean, ''],
         'copyrightcheck': [copyrightcheck, ''],
         'hsdis': [hsdis, '[att]'],
+        'intro': [intro, ''],
         'dacapo': [dacapo, '[[n] benchmark] [VM options|@DaCapo options]'],
         'scaladacapo': [scaladacapo, '[[n] benchmark] [VM options|@Scala DaCapo options]'],
         'specjvm2008': [specjvm2008, '[VM options|@specjvm2008 options]'],

--- a/mx/projects	Wed Mar 07 11:06:14 2012 -0800
+++ b/mx/projects	Wed Mar 07 21:04:56 2012 +0100
@@ -111,6 +111,12 @@
 project@com.oracle.max.graal.jtt@checkstyle=com.oracle.max.graal.graph
 project@com.oracle.max.graal.jtt@javaCompliance=1.7
 
+# graal.examples
+project@com.oracle.max.graal.examples@subDir=graal
+project@com.oracle.max.graal.examples@sourceDirs=src
+project@com.oracle.max.graal.examples@checkstyle=com.oracle.max.graal.graph
+project@com.oracle.max.graal.examples@javaCompliance=1.7
+
 # max.asm
 project@com.oracle.max.asm@subDir=graal
 project@com.oracle.max.asm@sourceDirs=src