# HG changeset patch
# User Gilles Duboscq <gilles.m.duboscq@oracle.com>
# Date 1430321330 -7200
# Node ID 754f2b20d8bc43053d254826e6b9f09db3f3c992
# Parent  271eee87201c3d224b5ca5b727f241ab0d14acf1
Skip invokes with a placeholder framestate in MethodCallTargetNode.simplify

diff -r 271eee87201c -r 754f2b20d8bc graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/MethodCallTargetNode.java
--- a/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/MethodCallTargetNode.java	Wed Apr 29 15:27:00 2015 +0200
+++ b/graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/MethodCallTargetNode.java	Wed Apr 29 17:28:50 2015 +0200
@@ -22,6 +22,7 @@
  */
 package com.oracle.graal.nodes.java;
 
+import com.oracle.graal.api.code.*;
 import com.oracle.graal.api.meta.*;
 import com.oracle.graal.api.meta.Assumptions.AssumptionResult;
 import com.oracle.graal.compiler.common.type.*;
@@ -149,6 +150,11 @@
     @Override
     public void simplify(SimplifierTool tool) {
         // attempt to devirtualize the call
+        if (invoke().getContextMethod() == null) {
+            // avoid invokes that have placeholder bcis: they do not have a valid contextType
+            assert (invoke().stateAfter() != null && BytecodeFrame.isPlaceholderBci(invoke().stateAfter().bci)) || BytecodeFrame.isPlaceholderBci(invoke().stateDuring().bci);
+            return;
+        }
         ResolvedJavaType contextType = (invoke().stateAfter() == null && invoke().stateDuring() == null) ? null : invoke().getContextType();
         ResolvedJavaMethod specialCallTarget = findSpecialCallTarget(invokeKind, receiver(), targetMethod, contextType);
         if (specialCallTarget != null) {