# HG changeset patch
# User Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
# Date 1433330668 -7200
# Node ID e7024ad04e07706bedaf6477b9cd481db50138a0
# Parent  ed731ad12a10459cfa057c5cae73e284ce9df059
Move lowering of TypeCheckNode to VM-independent lowering provider.

diff -r ed731ad12a10 -r e7024ad04e07 graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/DefaultHotSpotLoweringProvider.java
--- a/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/DefaultHotSpotLoweringProvider.java	Wed Jun 03 13:08:13 2015 +0200
+++ b/graal/com.oracle.graal.hotspot/src/com/oracle/graal/hotspot/meta/DefaultHotSpotLoweringProvider.java	Wed Jun 03 13:24:28 2015 +0200
@@ -109,7 +109,6 @@
     @Override
     public void lower(Node n, LoweringTool tool) {
         StructuredGraph graph = (StructuredGraph) n.graph();
-
         if (n instanceof Invoke) {
             lowerInvoke((Invoke) n, tool, graph);
         } else if (n instanceof LoadMethodNode) {
@@ -128,10 +127,6 @@
             if (graph.getGuardsStage().areDeoptsFixed()) {
                 instanceofSnippets.lower((InstanceOfNode) n, tool);
             }
-        } else if (n instanceof TypeCheckNode) {
-            if (graph.getGuardsStage().areDeoptsFixed()) {
-                lowerTypeCheckNode((TypeCheckNode) n, tool, graph);
-            }
         } else if (n instanceof InstanceOfDynamicNode) {
             if (graph.getGuardsStage().areDeoptsFixed()) {
                 instanceofSnippets.lower((InstanceOfDynamicNode) n, tool);
@@ -212,13 +207,6 @@
         }
     }
 
-    private void lowerTypeCheckNode(TypeCheckNode n, LoweringTool tool, StructuredGraph graph) {
-        ValueNode hub = createReadHub(graph, n.getValue(), null);
-        ValueNode clazz = graph.unique(ConstantNode.forConstant(KlassPointerStamp.klass(), n.type().getObjectHub(), tool.getMetaAccess()));
-        LogicNode objectEquals = graph.unique(PointerEqualsNode.create(hub, clazz));
-        n.replaceAndDelete(objectEquals);
-    }
-
     private void lowerKlassLayoutHelperNode(KlassLayoutHelperNode n, LoweringTool tool) {
         if (tool.getLoweringStage() == LoweringTool.StandardLoweringStage.HIGH_TIER) {
             return;
diff -r ed731ad12a10 -r e7024ad04e07 graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/DefaultJavaLoweringProvider.java
--- a/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/DefaultJavaLoweringProvider.java	Wed Jun 03 13:08:13 2015 +0200
+++ b/graal/com.oracle.graal.replacements/src/com/oracle/graal/replacements/DefaultJavaLoweringProvider.java	Wed Jun 03 13:24:28 2015 +0200
@@ -73,6 +73,7 @@
 
     @Override
     public void lower(Node n, LoweringTool tool) {
+        StructuredGraph graph = (StructuredGraph) n.graph();
         if (n instanceof LoadFieldNode) {
             lowerLoadFieldNode((LoadFieldNode) n, tool);
         } else if (n instanceof StoreFieldNode) {
@@ -103,6 +104,10 @@
             boxingSnippets.lower((BoxNode) n, tool);
         } else if (n instanceof UnboxNode) {
             boxingSnippets.lower((UnboxNode) n, tool);
+        } else if (n instanceof TypeCheckNode) {
+            if (graph.getGuardsStage().areDeoptsFixed()) {
+                lowerTypeCheckNode((TypeCheckNode) n, tool, graph);
+            }
         } else if (n instanceof VerifyHeapNode) {
             lowerVerifyHeap((VerifyHeapNode) n);
         } else {
@@ -110,6 +115,13 @@
         }
     }
 
+    private void lowerTypeCheckNode(TypeCheckNode n, LoweringTool tool, StructuredGraph graph) {
+        ValueNode hub = createReadHub(graph, n.getValue(), null);
+        ValueNode clazz = graph.unique(ConstantNode.forConstant(tool.getStampProvider().createHubStamp((ObjectStamp) n.getValue().stamp()), n.type().getObjectHub(), tool.getMetaAccess()));
+        LogicNode objectEquals = graph.unique(PointerEqualsNode.create(hub, clazz));
+        n.replaceAndDelete(objectEquals);
+    }
+
     protected void lowerVerifyHeap(VerifyHeapNode n) {
         GraphUtil.removeFixedWithUnusedInputs(n);
     }