8026694: New type profiling points break compilation replay

Summary: fixes compilation replay with new profiling points
Reviewed-by: kvn, twisti

hotspot/agent/src/share/classes/sun/jvm/hotspot/ci/ciEnv.java

@@ -64,7 +64,11 @@ public class ciEnv extends VMObject {
   }
 
   public Compile compilerData() {
-    return new Compile(compilerDataField.getValue(this.getAddress()));
+    Address addr = compilerDataField.getValue(this.getAddress());
+    if (addr == null) {
+      return null;
+    }
+    return new Compile(addr);
   }
 
   public ciObjectFactory factory() {
@@ -94,10 +98,7 @@ public class ciEnv extends VMObject {
     Method method = task.method();
     int entryBci = task.osrBci();
     int compLevel = task.compLevel();
-    Klass holder = method.getMethodHolder();
-    out.print("compile " + holder.getName().asString() + " " +
-              OopUtilities.escapeString(method.getName().asString()) + " " +
-              method.getSignature().asString() + " " +
+    out.print("compile " + method.nameAsAscii() + " " +
               entryBci + " " + compLevel);
     Compile compiler = compilerData();
     if (compiler != null) {

hotspot/agent/src/share/classes/sun/jvm/hotspot/ci/ciKlass.java

@@ -55,4 +55,9 @@ public class ciKlass extends ciType {
   public ciKlass(Address addr) {
     super(addr);
   }
+
+  public void printValueOn(PrintStream tty) {
+    Klass k = (Klass)getMetadata();
+    k.printValueOn(tty);
+  }
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/ci/ciMethod.java

@@ -90,17 +90,23 @@ public class ciMethod extends ciMetadata {
   }
 
   public void dumpReplayData(PrintStream out) {
-      Method method = (Method)getMetadata();
-      NMethod nm = method.getNativeMethod();
-      Klass holder = method.getMethodHolder();
-      out.println("ciMethod " +
-                  holder.getName().asString() + " " +
-                  OopUtilities.escapeString(method.getName().asString()) + " " +
-                  method.getSignature().asString() + " " +
-                  method.getInvocationCount() + " " +
-                  method.getBackedgeCount() + " " +
-                  interpreterInvocationCount() + " " +
-                  interpreterThrowoutCount() + " " +
-                  instructionsSize());
+    Method method = (Method)getMetadata();
+    NMethod nm = method.getNativeMethod();
+    out.println("ciMethod " +
+                nameAsAscii() + " " +
+                method.getInvocationCount() + " " +
+                method.getBackedgeCount() + " " +
+                interpreterInvocationCount() + " " +
+                interpreterThrowoutCount() + " " +
+                instructionsSize());
+  }
+
+  public void printValueOn(PrintStream tty) {
+    tty.print("ciMethod " + method().getName().asString() + method().getSignature().asString() + "@" + getAddress());
+  }
+
+  public String nameAsAscii() {
+    Method method = (Method)getMetadata();
+    return method.nameAsAscii();
   }
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/ci/ciMethodData.java

@@ -31,7 +31,7 @@ import sun.jvm.hotspot.runtime.*;
 import sun.jvm.hotspot.oops.*;
 import sun.jvm.hotspot.types.*;
 
-public class ciMethodData extends ciMetadata {
+public class ciMethodData extends ciMetadata implements MethodDataInterface<ciKlass,ciMethod> {
   static {
     VM.registerVMInitializedObserver(new Observer() {
         public void update(Observable o, Object data) {
@@ -54,7 +54,9 @@ public class ciMethodData extends ciMetadata {
     extraDataSizeField = new CIntField(type.getCIntegerField("_extra_data_size"), 0);
     dataSizeField = new CIntField(type.getCIntegerField("_data_size"), 0);
     stateField = new CIntField(type.getCIntegerField("_state"), 0);
-    sizeofMethodDataOopDesc = (int)db.lookupType("MethodData").getSize();;
+    Type typeMethodData = db.lookupType("MethodData");
+    sizeofMethodDataOopDesc = (int)typeMethodData.getSize();
+    parametersTypeDataDi = new CIntField(typeMethodData.getCIntegerField("_parameters_type_data_di"), 0);
   }
 
   private static AddressField origField;
@@ -69,11 +71,28 @@ public class ciMethodData extends ciMetadata {
   private static CIntField dataSizeField;
   private static CIntField stateField;
   private static int sizeofMethodDataOopDesc;
+  private static CIntField parametersTypeDataDi;
 
   public ciMethodData(Address addr) {
     super(addr);
   }
 
+  public ciKlass getKlassAtAddress(Address addr) {
+    return (ciKlass)ciObjectFactory.getMetadata(addr);
+  }
+
+  public ciMethod getMethodAtAddress(Address addr) {
+    return (ciMethod)ciObjectFactory.getMetadata(addr);
+  }
+
+  public void printKlassValueOn(ciKlass klass, PrintStream st) {
+    klass.printValueOn(st);
+  }
+
+  public void printMethodValueOn(ciMethod method, PrintStream st) {
+    method.printValueOn(st);
+  }
+
   private byte[] fetchDataAt(Address base, long size) {
     byte[] result = new byte[(int)size];
     for (int i = 0; i < size; i++) {
@@ -110,6 +129,10 @@ public class ciMethodData extends ciMetadata {
     return (int)dataSizeField.getValue(getAddress());
   }
 
+  int extraDataSize() {
+    return (int)extraDataSizeField.getValue(getAddress());
+  }
+
   int state() {
     return (int)stateField.getValue(getAddress());
   }
@@ -122,6 +145,16 @@ public class ciMethodData extends ciMetadata {
     return dataIndex >= dataSize();
   }
 
+  ParametersTypeData<ciKlass,ciMethod> parametersTypeData() {
+    Address base = getAddress().addOffsetTo(origField.getOffset());
+    int di = (int)parametersTypeDataDi.getValue(base);
+    if (di == -1) {
+      return null;
+    }
+    DataLayout dataLayout = new DataLayout(dataField.getValue(getAddress()), di);
+    return new ParametersTypeData<ciKlass,ciMethod>(this, dataLayout);
+  }
+
   ProfileData dataAt(int dataIndex) {
     if (outOfBounds(dataIndex)) {
       return null;
@@ -139,15 +172,21 @@ public class ciMethodData extends ciMetadata {
     case DataLayout.jumpDataTag:
       return new JumpData(dataLayout);
     case DataLayout.receiverTypeDataTag:
-      return new ciReceiverTypeData(dataLayout);
+      return new ReceiverTypeData<ciKlass,ciMethod>(this, dataLayout);
     case DataLayout.virtualCallDataTag:
-      return new ciVirtualCallData(dataLayout);
+      return new VirtualCallData<ciKlass,ciMethod>(this, dataLayout);
     case DataLayout.retDataTag:
       return new RetData(dataLayout);
     case DataLayout.branchDataTag:
       return new BranchData(dataLayout);
     case DataLayout.multiBranchDataTag:
       return new MultiBranchData(dataLayout);
+    case DataLayout.callTypeDataTag:
+      return new CallTypeData<ciKlass,ciMethod>(this, dataLayout);
+    case DataLayout.virtualCallTypeDataTag:
+      return new VirtualCallTypeData<ciKlass,ciMethod>(this, dataLayout);
+    case DataLayout.parametersTypeDataTag:
+      return new ParametersTypeData<ciKlass,ciMethod>(this, dataLayout);
     }
   }
 
@@ -164,7 +203,23 @@ public class ciMethodData extends ciMetadata {
   }
   boolean isValid(ProfileData current) { return current != null; }
 
+  DataLayout limitDataPosition() {
+    return new DataLayout(dataField.getValue(getAddress()), dataSize());
+  }
+  DataLayout extraDataBase() {
+    return limitDataPosition();
+  }
+  DataLayout extraDataLimit() {
+    return new DataLayout(dataField.getValue(getAddress()), dataSize() + extraDataSize());
+  }
+  DataLayout nextExtra(DataLayout dataLayout) {
+    return new DataLayout(dataField.getValue(getAddress()), dataLayout.dp() + DataLayout.computeSizeInBytes(MethodData.extraNbCells(dataLayout)));
+  }
+
   public void printDataOn(PrintStream st) {
+    if (parametersTypeData() != null) {
+      parametersTypeData().printDataOn(st);
+    }
     ProfileData data = firstData();
     for ( ; isValid(data); data = nextData(data)) {
       st.print(dpToDi(data.dp()));
@@ -172,16 +227,96 @@ public class ciMethodData extends ciMetadata {
       // st->fillTo(6);
       data.printDataOn(st);
     }
+    st.println("--- Extra data:");
+    DataLayout dp    = extraDataBase();
+    DataLayout end   = extraDataLimit();
+    for (;; dp = nextExtra(dp)) {
+      switch(dp.tag()) {
+      case DataLayout.noTag:
+        continue;
+      case DataLayout.bitDataTag:
+        data = new BitData(dp);
+        break;
+      case DataLayout.speculativeTrapDataTag:
+        data = new SpeculativeTrapData<ciKlass,ciMethod>(this, dp);
+        break;
+      case DataLayout.argInfoDataTag:
+        data = new ArgInfoData(dp);
+        dp = end; // ArgInfoData is at the end of extra data section.
+        break;
+      default:
+        throw new InternalError("unexpected tag " +  dp.tag());
+      }
+      st.print(dpToDi(data.dp()));
+      st.print(" ");
+      data.printDataOn(st);
+      if (dp == end) return;
+    }
+  }
+
+  int dumpReplayDataTypeHelper(PrintStream out, int round, int count, int index, ProfileData pdata, ciKlass k) {
+    if (k != null) {
+      if (round == 0) count++;
+      else out.print(" " + ((pdata.dp() + pdata.cellOffset(index)) / MethodData.cellSize) + " " + k.name());
+    }
+    return count;
+  }
+
+  int dumpReplayDataReceiverTypeHelper(PrintStream out, int round, int count, ReceiverTypeData<ciKlass,ciMethod> vdata) {
+    for (int i = 0; i < vdata.rowLimit(); i++) {
+      ciKlass k = vdata.receiver(i);
+      count = dumpReplayDataTypeHelper(out, round, count, vdata.receiverCellIndex(i), vdata, k);
+    }
+    return count;
+  }
+
+  int dumpReplayDataCallTypeHelper(PrintStream out, int round, int count, CallTypeDataInterface<ciKlass> callTypeData) {
+    if (callTypeData.hasArguments()) {
+      for (int i = 0; i < callTypeData.numberOfArguments(); i++) {
+        count = dumpReplayDataTypeHelper(out, round, count, callTypeData.argumentTypeIndex(i), (ProfileData)callTypeData, callTypeData.argumentType(i));
+      }
+    }
+    if (callTypeData.hasReturn()) {
+      count = dumpReplayDataTypeHelper(out, round, count, callTypeData.returnTypeIndex(), (ProfileData)callTypeData, callTypeData.returnType());
+    }
+    return count;
+  }
+
+  int dumpReplayDataExtraDataHelper(PrintStream out, int round, int count) {
+    DataLayout dp    = extraDataBase();
+    DataLayout end   = extraDataLimit();
+
+    for (;dp != end; dp = nextExtra(dp)) {
+      switch(dp.tag()) {
+      case DataLayout.noTag:
+      case DataLayout.argInfoDataTag:
+        return count;
+      case DataLayout.bitDataTag:
+        break;
+      case DataLayout.speculativeTrapDataTag: {
+        SpeculativeTrapData<ciKlass,ciMethod> data = new SpeculativeTrapData<ciKlass,ciMethod>(this, dp);
+        ciMethod m = data.method();
+        if (m != null) {
+          if (round == 0) {
+            count++;
+          } else {
+            out.print(" " +  (dpToDi(data.dp() + data.cellOffset(SpeculativeTrapData.methodIndex())) / MethodData.cellSize) + " " +  m.nameAsAscii());
+          }
+        }
+        break;
+      }
+      default:
+        throw new InternalError("bad tag "  + dp.tag());
+      }
+    }
+    return count;
   }
 
   public void dumpReplayData(PrintStream out) {
     MethodData mdo = (MethodData)getMetadata();
     Method method = mdo.getMethod();
-    Klass holder = method.getMethodHolder();
     out.print("ciMethodData " +
-              holder.getName().asString() + " " +
-              OopUtilities.escapeString(method.getName().asString()) + " " +
-              method.getSignature().asString() + " " +
+              method.nameAsAscii() + " " +
               state() + " " + currentMileage());
     byte[] orig = orig();
     out.print(" orig " + orig.length);
@@ -195,31 +330,29 @@ public class ciMethodData extends ciMetadata {
       out.print(" 0x" + Long.toHexString(data[i]));
     }
     int count = 0;
+    ParametersTypeData<ciKlass,ciMethod> parameters = parametersTypeData();
     for (int round = 0; round < 2; round++) {
       if (round == 1) out.print(" oops " + count);
       ProfileData pdata = firstData();
       for ( ; isValid(pdata); pdata = nextData(pdata)) {
-        if (pdata instanceof ciReceiverTypeData) {
-          ciReceiverTypeData vdata = (ciReceiverTypeData)pdata;
-          for (int i = 0; i < vdata.rowLimit(); i++) {
-            ciKlass k = vdata.receiverAt(i);
-            if (k != null) {
-              if (round == 0) count++;
-              else out.print(" " + ((vdata.dp() + vdata.cellOffset(vdata.receiverCellIndex(i))) / MethodData.cellSize) + " " + k.name());
-            }
-          }
-        } else if (pdata instanceof ciVirtualCallData) {
-          ciVirtualCallData vdata = (ciVirtualCallData)pdata;
-          for (int i = 0; i < vdata.rowLimit(); i++) {
-            ciKlass k = vdata.receiverAt(i);
-            if (k != null) {
-              if (round == 0) count++;
-              else out.print(" " + ((vdata.dp() + vdata.cellOffset(vdata.receiverCellIndex(i))) / MethodData.cellSize + " " + k.name()));
-            }
-          }
+        if (pdata instanceof ReceiverTypeData) {
+          count = dumpReplayDataReceiverTypeHelper(out, round, count, (ReceiverTypeData<ciKlass,ciMethod>)pdata);
+        }
+        if (pdata instanceof CallTypeDataInterface) {
+          count = dumpReplayDataCallTypeHelper(out, round, count, (CallTypeDataInterface<ciKlass>)pdata);
+        }
+      }
+      if (parameters != null) {
+        for (int i = 0; i < parameters.numberOfParameters(); i++) {
+          count = dumpReplayDataTypeHelper(out, round, count, ParametersTypeData.typeIndex(i), parameters, parameters.type(i));
         }
       }
     }
+    count = 0;
+    for (int round = 0; round < 2; round++) {
+      if (round == 1) out.print(" methods " + count);
+      count = dumpReplayDataExtraDataHelper(out, round, count);
+    }
     out.println();
   }
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/ci/ciVirtualCallData.java → hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/ArgInfoData.java

 /*
- * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 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
@@ -22,31 +22,35 @@
  *
  */
 
-package sun.jvm.hotspot.ci;
+package sun.jvm.hotspot.oops;
 
 import java.io.*;
 import java.util.*;
 import sun.jvm.hotspot.debugger.*;
 import sun.jvm.hotspot.runtime.*;
-import sun.jvm.hotspot.oops.*;
 import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
 
-public class ciVirtualCallData extends VirtualCallData {
-  public ciVirtualCallData(DataLayout data) {
-    super(data);
+public class ArgInfoData extends ArrayData {
+
+  public ArgInfoData(DataLayout layout) {
+    super(layout);
+  }
+
+  int numberOfArgs() {
+    return arrayLen();
   }
 
-  public Klass receiver(int row) {
-      throw new InternalError("should not call");
+  int argModified(int arg) {
+    return arrayUintAt(arg);
   }
 
-  public ciKlass receiverAt(int row) {
-    //assert((uint)row < rowLimit(), "oob");
-    ciMetadata recv = ciObjectFactory.getMetadata(addressAt(receiverCellIndex(row)));
-    if (recv != null && !(recv instanceof ciKlass)) {
-      System.err.println(recv);
+  public void printDataOn(PrintStream st) {
+    printShared(st, "ArgInfoData");
+    int nargs = numberOfArgs();
+    for (int i = 0; i < nargs; i++) {
+      st.print("  0x" + Integer.toHexString(argModified(i)));
     }
-    //assert(recv == NULL || recv->isKlass(), "wrong type");
-    return (ciKlass)recv;
+    st.println();
   }
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/CallTypeData.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// CallTypeData
+//
+// A CallTypeData is used to access profiling information about a non
+// virtual call for which we collect type information about arguments
+// and return value.
+public class CallTypeData<K,M> extends CounterData implements CallTypeDataInterface<K> {
+  final TypeStackSlotEntries<K,M> args;
+  final ReturnTypeEntry<K,M> ret;
+
+  int cellCountGlobalOffset() {
+    return CounterData.staticCellCount() + TypeEntriesAtCall.cellCountLocalOffset();
+  }
+
+  int cellCountNoHeader() {
+    return uintAt(cellCountGlobalOffset());
+  }
+
+  public CallTypeData(MethodDataInterface<K,M> methodData, DataLayout layout) {
+    super(layout);
+    args = new TypeStackSlotEntries<K,M>(methodData, this, CounterData.staticCellCount()+TypeEntriesAtCall.headerCellCount(), numberOfArguments());
+    ret = new ReturnTypeEntry<K,M>(methodData, this, cellCount() - ReturnTypeEntry.staticCellCount());
+  }
+
+  static int staticCellCount() {
+    return -1;
+  }
+
+  public int cellCount() {
+    return CounterData.staticCellCount() +
+      TypeEntriesAtCall.headerCellCount() +
+      intAt(cellCountGlobalOffset());
+  }
+
+  public int numberOfArguments() {
+    return cellCountNoHeader() / TypeStackSlotEntries.perArgCount();
+  }
+
+  public boolean hasArguments() {
+    return cellCountNoHeader() >= TypeStackSlotEntries.perArgCount();
+  }
+
+  public K argumentType(int i) {
+    return args.type(i);
+  }
+
+  public boolean hasReturn() {
+    return (cellCountNoHeader() % TypeStackSlotEntries.perArgCount()) != 0;
+  }
+
+  public K returnType() {
+    return ret.type();
+  }
+
+  public int argumentTypeIndex(int i) {
+    return args.typeIndex(i);
+  }
+
+  public int returnTypeIndex() {
+    return ret.typeIndex();
+  }
+
+  public void printDataOn(PrintStream st) {
+    super.printDataOn(st);
+    if (hasArguments()) {
+      tab(st);
+      st.print("argument types");
+      args.printDataOn(st);
+    }
+    if (hasReturn()) {
+      tab(st);
+      st.print("return type");
+      ret.printDataOn(st);
+    }
+  }
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/CallTypeDataInterface.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+public interface CallTypeDataInterface<K> {
+  int numberOfArguments();
+  boolean hasArguments();
+  K argumentType(int i);
+  boolean hasReturn();
+  K returnType();
+  int argumentTypeIndex(int i);
+  int returnTypeIndex();
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/DataLayout.java

@@ -41,6 +41,11 @@ public class DataLayout {
   public static final int retDataTag = 6;
   public static final int branchDataTag = 7;
   public static final int multiBranchDataTag = 8;
+  public static final int argInfoDataTag = 9;
+  public static final int callTypeDataTag = 10;
+  public static final int virtualCallTypeDataTag = 11;
+  public static final int parametersTypeDataTag = 12;
+  public static final int speculativeTrapDataTag = 13;
 
   // The _struct._flags word is formatted as [trapState:4 | flags:4].
   // The trap state breaks down further as [recompile:1 | reason:3].
@@ -61,8 +66,6 @@ public class DataLayout {
 
   private int offset;
 
-  private boolean handlized;
-
   public DataLayout(MethodData d, int o) {
     data = d.getAddress();
     offset = o;
@@ -71,7 +74,6 @@ public class DataLayout {
   public DataLayout(Address d, int o) {
     data = d;
     offset = o;
-    handlized = true;
   }
 
   public int dp() { return offset; }
@@ -90,12 +92,7 @@ public class DataLayout {
   }
 
   public Address addressAt(int index) {
-    OopHandle handle;
-    if (handlized) {
-      return data.getAddressAt(offset + cellOffset(index));
-    } else {
-      return data.getOopHandleAt(offset + cellOffset(index));
-    }
+    return data.getAddressAt(offset + cellOffset(index));
   }
 
   // Every data layout begins with a header.  This header
@@ -128,7 +125,7 @@ public class DataLayout {
     return 1;
   }
 
-  static int computeSizeInBytes(int cellCount) {
+  static public int computeSizeInBytes(int cellCount) {
     return headerSizeInBytes() + cellCount * MethodData.cellSize;
   }
 

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/Method.java

@@ -354,9 +354,7 @@ public class Method extends Metadata {
       }
       Klass holder = getMethodHolder();
       out.println("ciMethod " +
-                  holder.getName().asString() + " " +
-                  OopUtilities.escapeString(getName().asString()) + " " +
-                  getSignature().asString() + " " +
+                  nameAsAscii() + " " +
                   getInvocationCount() + " " +
                   getBackedgeCount() + " " +
                   interpreterInvocationCount() + " " +
@@ -371,4 +369,10 @@ public class Method extends Metadata {
   public int interpreterInvocationCount() {
     return getMethodCounters().interpreterInvocationCount();
   }
+
+  public String nameAsAscii() {
+    return getMethodHolder().getName().asString() + " " +
+      OopUtilities.escapeString(getName().asString()) + " " +
+      getSignature().asString();
+  }
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/MethodData.java

@@ -33,7 +33,7 @@ import sun.jvm.hotspot.utilities.*;
 
 // A MethodData provides interpreter profiling information
 
-public class MethodData extends Metadata {
+public class MethodData extends Metadata implements MethodDataInterface<Klass,Method> {
   static int TypeProfileWidth = 2;
   static int BciProfileWidth = 2;
   static int CompileThreshold;
@@ -152,6 +152,8 @@ public class MethodData extends Metadata {
     dataSize     = new CIntField(type.getCIntegerField("_data_size"), 0);
     data         = type.getAddressField("_data[0]");
 
+    parametersTypeDataDi = new CIntField(type.getCIntegerField("_parameters_type_data_di"), 0);
+
     sizeofMethodDataOopDesc = (int)type.getSize();;
 
     Reason_many            = db.lookupIntConstant("Deoptimization::Reason_many").intValue();
@@ -191,6 +193,22 @@ public class MethodData extends Metadata {
     super(addr);
   }
 
+  public Klass getKlassAtAddress(Address addr) {
+    return (Klass)Metadata.instantiateWrapperFor(addr);
+  }
+
+  public Method getMethodAtAddress(Address addr) {
+    return (Method)Metadata.instantiateWrapperFor(addr);
+  }
+
+  public void printKlassValueOn(Klass klass, PrintStream st) {
+    klass.printValueOn(st);
+  }
+
+  public void printMethodValueOn(Method method, PrintStream st) {
+    method.printValueOn(st);
+  }
+
   public boolean isMethodData()        { return true; }
 
   private static long baseOffset;
@@ -198,7 +216,7 @@ public class MethodData extends Metadata {
   private static MetadataField  method;
   private static CIntField dataSize;
   private static AddressField data;
-
+  private static CIntField parametersTypeDataDi;
   public static int sizeofMethodDataOopDesc;
   public static int cellSize;
 
@@ -225,6 +243,27 @@ public class MethodData extends Metadata {
     }
   }
 
+  int sizeInBytes() {
+    if (size == null) {
+      return 0;
+    } else {
+      return (int)size.getValue(getAddress());
+    }
+  }
+
+  int size() {
+    return (int)Oop.alignObjectSize(VM.getVM().alignUp(sizeInBytes(), VM.getVM().getBytesPerWord())/VM.getVM().getBytesPerWord());
+  }
+
+  ParametersTypeData<Klass,Method> parametersTypeData() {
+    int di = (int)parametersTypeDataDi.getValue(getAddress());
+    if (di == -1) {
+      return null;
+    }
+    DataLayout dataLayout = new DataLayout(this, di + (int)data.getOffset());
+    return new ParametersTypeData<Klass,Method>(this, dataLayout);
+  }
+
   boolean outOfBounds(int dataIndex) {
     return dataIndex >= dataSize();
   }
@@ -246,15 +285,21 @@ public class MethodData extends Metadata {
     case DataLayout.jumpDataTag:
       return new JumpData(dataLayout);
     case DataLayout.receiverTypeDataTag:
-      return new ReceiverTypeData(dataLayout);
+      return new ReceiverTypeData<Klass,Method>(this, dataLayout);
     case DataLayout.virtualCallDataTag:
-      return new VirtualCallData(dataLayout);
+      return new VirtualCallData<Klass,Method>(this, dataLayout);
     case DataLayout.retDataTag:
       return new RetData(dataLayout);
     case DataLayout.branchDataTag:
       return new BranchData(dataLayout);
     case DataLayout.multiBranchDataTag:
       return new MultiBranchData(dataLayout);
+    case DataLayout.callTypeDataTag:
+      return new CallTypeData<Klass,Method>(this, dataLayout);
+    case DataLayout.virtualCallTypeDataTag:
+      return new VirtualCallTypeData<Klass,Method>(this, dataLayout);
+    case DataLayout.parametersTypeDataTag:
+      return new ParametersTypeData<Klass,Method>(this, dataLayout);
     }
   }
 
@@ -272,7 +317,42 @@ public class MethodData extends Metadata {
   }
   boolean isValid(ProfileData current) { return current != null; }
 
+  DataLayout limitDataPosition() {
+    return new DataLayout(this, dataSize() + (int)data.getOffset());
+  }
+
+  DataLayout extraDataBase() {
+    return limitDataPosition();
+  }
+
+  DataLayout extraDataLimit() {
+    return new DataLayout(this, sizeInBytes());
+  }
+
+  static public int extraNbCells(DataLayout dataLayout) {
+    int nbCells = 0;
+    switch(dataLayout.tag()) {
+    case DataLayout.bitDataTag:
+    case DataLayout.noTag:
+      nbCells = BitData.staticCellCount();
+      break;
+    case DataLayout.speculativeTrapDataTag:
+      nbCells = SpeculativeTrapData.staticCellCount();
+      break;
+    default:
+      throw new InternalError("unexpected tag " +  dataLayout.tag());
+    }
+    return nbCells;
+  }
+
+  DataLayout nextExtra(DataLayout dataLayout) {
+    return new DataLayout(this, dataLayout.dp() + DataLayout.computeSizeInBytes(extraNbCells(dataLayout)));
+  }
+
   public void printDataOn(PrintStream st) {
+    if (parametersTypeData() != null) {
+      parametersTypeData().printDataOn(st);
+    }
     ProfileData data = firstData();
     for ( ; isValid(data); data = nextData(data)) {
       st.print(dpToDi(data.dp()));
@@ -280,6 +360,31 @@ public class MethodData extends Metadata {
       // st->fillTo(6);
       data.printDataOn(st);
     }
+    st.println("--- Extra data:");
+    DataLayout dp    = extraDataBase();
+    DataLayout end   = extraDataLimit();
+    for (;; dp = nextExtra(dp)) {
+      switch(dp.tag()) {
+      case DataLayout.noTag:
+        continue;
+      case DataLayout.bitDataTag:
+        data = new BitData(dp);
+        break;
+      case DataLayout.speculativeTrapDataTag:
+        data = new SpeculativeTrapData<Klass,Method>(this, dp);
+        break;
+      case DataLayout.argInfoDataTag:
+        data = new ArgInfoData(dp);
+        dp = end; // ArgInfoData is at the end of extra data section.
+        break;
+      default:
+        throw new InternalError("unexpected tag " +  dp.tag());
+      }
+      st.print(dpToDi(data.dp()));
+      st.print(" ");
+      data.printDataOn(st);
+      if (dp == end) return;
+    }
   }
 
   private byte[] fetchDataAt(Address base, long offset, long size) {
@@ -332,14 +437,71 @@ public class MethodData extends Metadata {
     return 20000;
   }
 
+  int dumpReplayDataTypeHelper(PrintStream out, int round, int count, int index, ProfileData pdata, Klass k) {
+    if (k != null) {
+      if (round == 0) count++;
+      else out.print(" " +
+                     (dpToDi(pdata.dp() +
+                             pdata.cellOffset(index)) / cellSize) + " " +
+                     k.getName().asString());
+    }
+    return count;
+  }
+
+  int dumpReplayDataReceiverTypeHelper(PrintStream out, int round, int count, ReceiverTypeData<Klass,Method> vdata) {
+    for (int i = 0; i < vdata.rowLimit(); i++) {
+      Klass k = vdata.receiver(i);
+      count = dumpReplayDataTypeHelper(out, round, count, vdata.receiverCellIndex(i), vdata, k);
+    }
+    return count;
+  }
+
+  int dumpReplayDataCallTypeHelper(PrintStream out, int round, int count, CallTypeDataInterface<Klass> callTypeData) {
+    if (callTypeData.hasArguments()) {
+      for (int i = 0; i < callTypeData.numberOfArguments(); i++) {
+        count = dumpReplayDataTypeHelper(out, round, count, callTypeData.argumentTypeIndex(i), (ProfileData)callTypeData, callTypeData.argumentType(i));
+      }
+    }
+    if (callTypeData.hasReturn()) {
+      count = dumpReplayDataTypeHelper(out, round, count, callTypeData.returnTypeIndex(), (ProfileData)callTypeData, callTypeData.returnType());
+    }
+    return count;
+  }
+
+  int dumpReplayDataExtraDataHelper(PrintStream out, int round, int count) {
+    DataLayout dp    = extraDataBase();
+    DataLayout end   = extraDataLimit();
+
+    for (;dp != end; dp = nextExtra(dp)) {
+      switch(dp.tag()) {
+      case DataLayout.noTag:
+      case DataLayout.argInfoDataTag:
+        return count;
+      case DataLayout.bitDataTag:
+        break;
+      case DataLayout.speculativeTrapDataTag: {
+        SpeculativeTrapData<Klass,Method> data = new SpeculativeTrapData<Klass,Method>(this, dp);
+        Method m = data.method();
+        if (m != null) {
+          if (round == 0) {
+            count++;
+          } else {
+            out.print(" " +  (dpToDi(data.dp() + data.cellOffset(SpeculativeTrapData.methodIndex())) / cellSize) + " " +  m.nameAsAscii());
+          }
+        }
+        break;
+      }
+      default:
+        throw new InternalError("bad tag "  + dp.tag());
+      }
+    }
+    return count;
+  }
+
   public void dumpReplayData(PrintStream out) {
     Method method = getMethod();
-    Klass holder = method.getMethodHolder();
-    out.print("ciMethodData " +
-              holder.getName().asString() + " " +
-              OopUtilities.escapeString(method.getName().asString()) + " " +
-              method.getSignature().asString() + " " +
-              "2" + " " +
+    out.print("ciMethodData " + method.nameAsAscii()
+              + " " + "2" + " " +
               currentMileage());
     byte[] orig = orig();
     out.print(" orig " + orig.length);
@@ -353,36 +515,28 @@ public class MethodData extends Metadata {
       out.print(" 0x" + Long.toHexString(data[i]));
     }
     int count = 0;
+    ParametersTypeData<Klass,Method> parameters = parametersTypeData();
     for (int round = 0; round < 2; round++) {
       if (round == 1) out.print(" oops " + count);
       ProfileData pdata = firstData();
       for ( ; isValid(pdata); pdata = nextData(pdata)) {
         if (pdata instanceof ReceiverTypeData) {
-          ReceiverTypeData vdata = (ReceiverTypeData)pdata;
-          for (int i = 0; i < vdata.rowLimit(); i++) {
-            Klass k = vdata.receiver(i);
-            if (k != null) {
-              if (round == 0) count++;
-              else out.print(" " +
-                             (dpToDi(vdata.dp() +
-                              vdata.cellOffset(vdata.receiverCellIndex(i))) / cellSize) + " " +
-                             k.getName().asString());
-            }
-          }
-        } else if (pdata instanceof VirtualCallData) {
-          VirtualCallData vdata = (VirtualCallData)pdata;
-          for (int i = 0; i < vdata.rowLimit(); i++) {
-            Klass k = vdata.receiver(i);
-            if (k != null) {
-              if (round == 0) count++;
-              else out.print(" " +
-                             (dpToDi(vdata.dp() +
-                              vdata.cellOffset(vdata.receiverCellIndex(i))) / cellSize) + " " +
-                             k.getName().asString());
-            }
-          }
+          count = dumpReplayDataReceiverTypeHelper(out, round, count, (ReceiverTypeData<Klass,Method>)pdata);
+        }
+        if (pdata instanceof CallTypeDataInterface) {
+          count = dumpReplayDataCallTypeHelper(out, round, count, (CallTypeDataInterface<Klass>)pdata);
         }
       }
+      if (parameters != null) {
+        for (int i = 0; i < parameters.numberOfParameters(); i++) {
+          count = dumpReplayDataTypeHelper(out, round, count, ParametersTypeData.typeIndex(i), parameters, parameters.type(i));
+        }
+      }
+    }
+    count = 0;
+    for (int round = 0; round < 2; round++) {
+      if (round == 1) out.print(" methods " + count);
+      count = dumpReplayDataExtraDataHelper(out, round, count);
     }
     out.println();
   }

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/MethodDataInterface.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+public interface MethodDataInterface<K, M> {
+  K getKlassAtAddress(Address addr);
+  M getMethodAtAddress(Address addr);
+  void printKlassValueOn(K klass, PrintStream st);
+  void printMethodValueOn(M klass, PrintStream st);
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/ParametersTypeData.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// ParametersTypeData
+//
+// A ParametersTypeData is used to access profiling information about
+// types of parameters to a method
+public class ParametersTypeData<K,M> extends ArrayData {
+  final TypeStackSlotEntries<K,M> parameters;
+
+  static int stackSlotLocalOffset(int i) {
+    return arrayStartOffSet + TypeStackSlotEntries.stackSlotLocalOffset(i);
+  }
+
+  static int typeLocalOffset(int i) {
+    return arrayStartOffSet + TypeStackSlotEntries.typeLocalOffset(i);
+  }
+
+  public ParametersTypeData(MethodDataInterface<K,M> methodData, DataLayout layout) {
+    super(layout);
+    parameters = new TypeStackSlotEntries<K,M>(methodData, this, 1, numberOfParameters());
+  }
+
+  public int numberOfParameters() {
+    return arrayLen() / TypeStackSlotEntries.perArgCount();
+  }
+
+  int stackSlot(int i) {
+    return parameters.stackSlot(i);
+  }
+
+  public K type(int i) {
+    return parameters.type(i);
+  }
+
+  static public int typeIndex(int i) {
+    return typeLocalOffset(i);
+  }
+
+  public void printDataOn(PrintStream st) {
+    st.print("parameter types");
+    parameters.printDataOn(st);
+  }
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/ReceiverTypeData.java

@@ -37,13 +37,15 @@ import sun.jvm.hotspot.utilities.*;
 // dynamic type check.  It consists of a counter which counts the total times
 // that the check is reached, and a series of (Klass, count) pairs
 // which are used to store a type profile for the receiver of the check.
-public class ReceiverTypeData extends CounterData {
+public class ReceiverTypeData<K,M> extends CounterData {
   static final int   receiver0Offset = counterCellCount;
   static final int     count0Offset = receiver0Offset + 1;
   static final int     receiverTypeRowCellCount = (count0Offset + 1) - receiver0Offset;
+  final MethodDataInterface<K,M> methodData;
 
-  public ReceiverTypeData(DataLayout layout) {
+  public ReceiverTypeData(MethodDataInterface<K,M> methodData, DataLayout layout) {
     super(layout);
+    this.methodData = methodData;
     //assert(layout.tag() == DataLayout.receiverTypeDataTag ||
     //       layout.tag() == DataLayout.virtualCallDataTag, "wrong type");
   }
@@ -73,14 +75,14 @@ public class ReceiverTypeData extends CounterData {
   // gc; it does not assert the receiver is a klass.  During compaction of the
   // perm gen, the klass may already have moved, so the isKlass() predicate
   // would fail.  The 'normal' version should be used whenever possible.
-  Klass receiverUnchecked(int row) {
+  K receiverUnchecked(int row) {
     //assert(row < rowLimit(), "oob");
     Address recv = addressAt(receiverCellIndex(row));
-    return (Klass)Metadata.instantiateWrapperFor(recv);
+    return methodData.getKlassAtAddress(recv);
   }
 
-  public Klass receiver(int row) {
-    Klass recv = receiverUnchecked(row);
+  public K receiver(int row) {
+    K recv = receiverUnchecked(row);
     //assert(recv == NULL || ((oop)recv).isKlass(), "wrong type");
     return recv;
   }
@@ -111,7 +113,7 @@ public class ReceiverTypeData extends CounterData {
     for (row = 0; row < rowLimit(); row++) {
       if (receiver(row) != null) {
         tab(st);
-        receiver(row).printValueOn(st);
+        methodData.printKlassValueOn(receiver(row), st);
         st.println("(" + receiverCount(row) + ")");
       }
     }

hotspot/agent/src/share/classes/sun/jvm/hotspot/ci/ciReceiverTypeData.java → hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/ReturnTypeEntry.java

 /*
- * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2014, 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
@@ -22,32 +22,39 @@
  *
  */
 
-package sun.jvm.hotspot.ci;
+package sun.jvm.hotspot.oops;
 
 import java.io.*;
 import java.util.*;
 import sun.jvm.hotspot.debugger.*;
 import sun.jvm.hotspot.runtime.*;
-import sun.jvm.hotspot.oops.*;
 import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
 
-public class ciReceiverTypeData extends ReceiverTypeData {
-  public ciReceiverTypeData(DataLayout data) {
-    super(data);
+// Type entry used for return from a call. A single cell to record the
+// type.
+public class ReturnTypeEntry<K,M> extends TypeEntries<K,M> {
+  static final int cellCount = 1;
+
+  ReturnTypeEntry(MethodDataInterface<K,M> methodData, ProfileData pd, int baseOff) {
+    super(methodData, pd, baseOff);
+  }
+
+  K type() {
+    return validKlass(baseOff);
   }
 
-  public Klass receiver(int row) {
-      throw new InternalError("should not call");
+  static int staticCellCount() {
+    return cellCount;
   }
 
-  public ciKlass receiverAt(int row) {
-    //assert((uint)row < rowLimit(), "oob");
-    ciMetadata recv = ciObjectFactory.getMetadata(addressAt(receiverCellIndex(row)));
-    if (recv != null && !(recv instanceof ciKlass)) {
-      System.err.println(recv);
-    }
-    //assert(recv == NULL || recv->isKlass(), "wrong type");
-    return (ciKlass)recv;
+  int typeIndex() {
+    return baseOff;
   }
 
+  void printDataOn(PrintStream st) {
+    pd.tab(st);
+    printKlass(st, baseOff);
+    st.println();
+  }
 }

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/SpeculativeTrapData.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// SpeculativeTrapData
+//
+// A SpeculativeTrapData is used to record traps due to type
+// speculation. It records the root of the compilation.
+public class SpeculativeTrapData<K, M> extends ProfileData {
+  static final int speculativeTrapMethod = 0;
+  static final int speculativeTrapCellCount = 1;
+  final MethodDataInterface<K, M> methodData;
+
+  public SpeculativeTrapData(MethodDataInterface<K,M> methodData, DataLayout layout) {
+    super(layout);
+    this.methodData = methodData;
+  }
+
+  static int staticCellCount() {
+    return speculativeTrapCellCount;
+  }
+
+  public int cellCount() {
+    return staticCellCount();
+  }
+
+  public M method() {
+    return methodData.getMethodAtAddress(addressAt(speculativeTrapMethod));
+  }
+
+  static public int methodIndex() {
+    return speculativeTrapMethod;
+  }
+
+  public void printDataOn(PrintStream st) {
+    printShared(st, "SpeculativeTrapData");
+    tab(st);
+    methodData.printMethodValueOn(method(), st);
+    st.println();
+  }
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/TypeEntries.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// Entries in a ProfileData object to record types: it can either be
+// none (no profile), unknown (conflicting profile data) or a klass if
+// a single one is seen. Whether a null reference was seen is also
+// recorded. No counter is associated with the type and a single type
+// is tracked (unlike VirtualCallData).
+public abstract class TypeEntries<K,M> {
+  static final int nullSeen = 1;
+  static final int typeMask = ~nullSeen;
+  static final int typeUnknown = 2;
+  static final int statusBits = nullSeen | typeUnknown;
+  static final int typeKlassMask = ~statusBits;
+
+  final ProfileData pd;
+  final int baseOff;
+  final MethodDataInterface<K,M> methodData;
+
+  boolean wasNullSeen(int index) {
+    int v = pd.intptrAt(index);
+    return (v & nullSeen) != 0;
+  }
+
+  boolean isTypeUnknown(int index) {
+    int v = pd.intptrAt(index);
+    return (v & typeUnknown) != 0;
+  }
+
+  boolean isTypeNone(int index) {
+    int v = pd.intptrAt(index);
+    return (v & typeMask) == 0;
+  }
+
+  K validKlass(int index) {
+    if (!isTypeNone(index) &&
+        !isTypeUnknown(index)) {
+      return methodData.getKlassAtAddress(pd.addressAt(index).andWithMask(typeKlassMask));
+    } else {
+      return null;
+    }
+  }
+
+  void printKlass(PrintStream st, int index) {
+    if (isTypeNone(index)) {
+      st.print("none");
+    } else if (isTypeUnknown(index)) {
+      st.print("unknown");
+    } else {
+      methodData.printKlassValueOn(validKlass(index), st);
+    }
+    if (wasNullSeen(index)) {
+      st.print(" (null seen)");
+    }
+  }
+
+  TypeEntries(MethodDataInterface<K,M> methodData, ProfileData pd, int baseOff) {
+    this.pd = pd;
+    this.baseOff = baseOff;
+    this.methodData = methodData;
+  }
+
+  long intptrAt(int index) {
+    return pd.intptrAt(index);
+  }
+
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/TypeEntriesAtCall.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// Entries to collect type information at a call: contains arguments
+// (TypeStackSlotEntries), a return type (ReturnTypeEntry) and a
+// number of cells.
+public abstract class TypeEntriesAtCall {
+
+  static int stackSlotLocalOffset(int i) {
+    return headerCellCount() + TypeStackSlotEntries.stackSlotLocalOffset(i);
+  }
+
+  static int argumentTypeLocalOffset(int i) {
+    return headerCellCount() + TypeStackSlotEntries.typeLocalOffset(i);
+  }
+
+  static int headerCellCount() {
+    return 1;
+  }
+
+  static int cellCountLocalOffset() {
+    return 0;
+  }
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/TypeStackSlotEntries.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// Type entries used for arguments passed at a call and parameters on
+// method entry. 2 cells per entry: one for the type encoded as in
+// TypeEntries and one initialized with the stack slot where the
+// profiled object is to be found so that the interpreter can locate
+// it quickly.
+public class TypeStackSlotEntries<K,M> extends TypeEntries<K,M> {
+  static final int stackSlotEntry = 0;
+  static final int typeEntry = 1;
+  static final int perArgCellCount = 2;
+
+  int stackSlotOffset(int i) {
+    return baseOff + stackSlotLocalOffset(i);
+  }
+
+  final int numberOfEntries;
+
+  int typeOffsetInCells(int i) {
+    return baseOff + typeLocalOffset(i);
+  }
+
+  TypeStackSlotEntries(MethodDataInterface<K,M> methodData, ProfileData pd, int baseOff, int nbEntries) {
+    super(methodData, pd, baseOff);
+    numberOfEntries = nbEntries;
+  }
+
+  static int stackSlotLocalOffset(int i) {
+    return i * perArgCellCount + stackSlotEntry;
+  }
+
+  static int typeLocalOffset(int i) {
+    return i * perArgCellCount + typeEntry;
+  }
+
+  int stackSlot(int i) {
+    return pd.uintAt(stackSlotOffset(i));
+  }
+
+  K type(int i) {
+    return validKlass(typeOffsetInCells(i));
+  }
+
+  static int perArgCount() {
+    return perArgCellCount;
+  }
+
+  int typeIndex(int i) {
+    return typeOffsetInCells(i);
+  }
+
+  void printDataOn(PrintStream st) {
+    for (int i = 0; i < numberOfEntries; i++) {
+      pd.tab(st);
+      st.print(i + ": stack(" + stackSlot(i)+ ") ");
+      printKlass(st, typeOffsetInCells(i));
+      st.println();
+    }
+  }
+}

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/VirtualCallData.java

@@ -35,9 +35,9 @@ import sun.jvm.hotspot.utilities.*;
 //
 // A VirtualCallData is used to access profiling information about a
 // call.  For now, it has nothing more than a ReceiverTypeData.
-public class VirtualCallData extends ReceiverTypeData {
-  public VirtualCallData(DataLayout layout) {
-    super(layout);
+public class VirtualCallData<K,M> extends ReceiverTypeData<K,M> {
+  public VirtualCallData(MethodDataInterface<K,M> methodData, DataLayout layout) {
+    super(methodData, layout);
     //assert(layout.tag() == DataLayout.virtualCallDataTag, "wrong type");
   }
 

hotspot/agent/src/share/classes/sun/jvm/hotspot/oops/VirtualCallTypeData.java

+/*
+ * Copyright (c) 2014, 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 sun.jvm.hotspot.oops;
+
+import java.io.*;
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.runtime.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.utilities.*;
+
+// VirtualCallTypeData
+//
+// A VirtualCallTypeData is used to access profiling information about
+// a virtual call for which we collect type information about
+// arguments and return value.
+public class VirtualCallTypeData<K,M> extends VirtualCallData implements CallTypeDataInterface<K> {
+  final TypeStackSlotEntries<K,M> args;
+  final ReturnTypeEntry<K,M> ret;
+
+  int cellCountGlobalOffset() {
+    return VirtualCallData.staticCellCount() + TypeEntriesAtCall.cellCountLocalOffset();
+  }
+
+  int cellCountNoHeader() {
+    return uintAt(cellCountGlobalOffset());
+  }
+
+  public VirtualCallTypeData(MethodDataInterface<K,M> methodData, DataLayout layout) {
+    super(methodData, layout);
+    args = new TypeStackSlotEntries<K,M>(methodData, this, VirtualCallData.staticCellCount()+TypeEntriesAtCall.headerCellCount(), numberOfArguments());
+    ret = new ReturnTypeEntry<K,M>(methodData, this, cellCount() - ReturnTypeEntry.staticCellCount());
+  }
+
+  static int staticCellCount() {
+    return -1;
+  }
+
+  public int cellCount() {
+    return VirtualCallData.staticCellCount() +
+      TypeEntriesAtCall.headerCellCount() +
+      intAt(cellCountGlobalOffset());
+  }
+
+  public int numberOfArguments() {
+    return cellCountNoHeader() / TypeStackSlotEntries.perArgCount();
+  }
+
+  public boolean hasArguments() {
+    return cellCountNoHeader() >= TypeStackSlotEntries.perArgCount();
+  }
+
+  public K argumentType(int i) {
+    return args.type(i);
+  }
+
+  public boolean hasReturn() {
+    return (cellCountNoHeader() % TypeStackSlotEntries.perArgCount()) != 0;
+  }
+
+  public K returnType() {
+    return ret.type();
+  }
+
+  public int argumentTypeIndex(int i) {
+    return args.typeIndex(i);
+  }
+
+  public int returnTypeIndex() {
+    return ret.typeIndex();
+  }
+
+  public void printDataOn(PrintStream st) {
+    super.printDataOn(st);
+    if (hasArguments()) {
+      tab(st);
+      st.print("argument types");
+      args.printDataOn(st);
+    }
+    if (hasReturn()) {
+      tab(st);
+      st.print("return type");
+      ret.printDataOn(st);
+    }
+  }
+};

hotspot/src/share/vm/ci/ciMethodData.cpp

@@ -177,7 +177,7 @@ void ciReceiverTypeData::translate_receiver_data_from(const ProfileData* data) {
 
 
 void ciTypeStackSlotEntries::translate_type_data_from(const TypeStackSlotEntries* entries) {
-  for (int i = 0; i < _number_of_entries; i++) {
+  for (int i = 0; i < number_of_entries(); i++) {
     intptr_t k = entries->type(i);
     TypeStackSlotEntries::set_type(i, translate_klass(k));
   }
@@ -242,7 +242,6 @@ ciProfileData* ciMethodData::next_data(ciProfileData* current) {
 }
 
 ciProfileData* ciMethodData::bci_to_extra_data(int bci, ciMethod* m, bool& two_free_slots) {
-  // bci_to_extra_data(bci) ...
   DataLayout* dp  = data_layout_at(data_size());
   DataLayout* end = data_layout_at(data_size() + extra_data_size());
   two_free_slots = false;
@@ -506,6 +505,63 @@ void ciMethodData::print_impl(outputStream* st) {
   ciMetadata::print_impl(st);
 }
 
+void ciMethodData::dump_replay_data_type_helper(outputStream* out, int round, int& count, ProfileData* pdata, ByteSize offset, ciKlass* k) {
+  if (k != NULL) {
+    if (round == 0) {
+      count++;
+    } else {
+      out->print(" %d %s", (int)(dp_to_di(pdata->dp() + in_bytes(offset)) / sizeof(intptr_t)), k->name()->as_quoted_ascii());
+    }
+  }
+}
+
+template<class T> void ciMethodData::dump_replay_data_receiver_type_helper(outputStream* out, int round, int& count, T* vdata) {
+  for (uint i = 0; i < vdata->row_limit(); i++) {
+    dump_replay_data_type_helper(out, round, count, vdata, vdata->receiver_offset(i), vdata->receiver(i));
+  }
+}
+
+template<class T> void ciMethodData::dump_replay_data_call_type_helper(outputStream* out, int round, int& count, T* call_type_data) {
+  if (call_type_data->has_arguments()) {
+    for (int i = 0; i < call_type_data->number_of_arguments(); i++) {
+      dump_replay_data_type_helper(out, round, count, call_type_data, call_type_data->argument_type_offset(i), call_type_data->valid_argument_type(i));
+    }
+  }
+  if (call_type_data->has_return()) {
+    dump_replay_data_type_helper(out, round, count, call_type_data, call_type_data->return_type_offset(), call_type_data->valid_return_type());
+  }
+}
+
+void ciMethodData::dump_replay_data_extra_data_helper(outputStream* out, int round, int& count) {
+  DataLayout* dp  = data_layout_at(data_size());
+  DataLayout* end = data_layout_at(data_size() + extra_data_size());
+
+  for (;dp < end; dp = MethodData::next_extra(dp)) {
+    switch(dp->tag()) {
+    case DataLayout::no_tag:
+    case DataLayout::arg_info_data_tag:
+      return;
+    case DataLayout::bit_data_tag:
+      break;
+    case DataLayout::speculative_trap_data_tag: {
+      ciSpeculativeTrapData* data = new ciSpeculativeTrapData(dp);
+      ciMethod* m = data->method();
+      if (m != NULL) {
+        if (round == 0) {
+          count++;
+        } else {
+          out->print(" %d ", (int)(dp_to_di(((address)dp) + in_bytes(ciSpeculativeTrapData::method_offset())) / sizeof(intptr_t)));
+          m->dump_name_as_ascii(out);
+        }
+      }
+      break;
+    }
+    default:
+      fatal(err_msg("bad tag = %d", dp->tag()));
+    }
+  }
+}
+
 void ciMethodData::dump_replay_data(outputStream* out) {
   ResourceMark rm;
   MethodData* mdo = get_MethodData();
@@ -527,7 +583,7 @@ void ciMethodData::dump_replay_data(outputStream* out) {
   }
 
   // dump the MDO data as raw data
-  int elements = data_size() / sizeof(intptr_t);
+  int elements = (data_size() + extra_data_size()) / sizeof(intptr_t);
   out->print(" data %d", elements);
   for (int i = 0; i < elements; i++) {
     // We could use INTPTR_FORMAT here but that's a zero justified
@@ -544,38 +600,36 @@ void ciMethodData::dump_replay_data(outputStream* out) {
   // and emit pairs of offset and klass name so that they can be
   // reconstructed at runtime.  The first round counts the number of
   // oop references and the second actually emits them.
-  int count = 0;
-  for (int round = 0; round < 2; round++) {
+  ciParametersTypeData* parameters = parameters_type_data();
+  for (int count = 0, round = 0; round < 2; round++) {
     if (round == 1) out->print(" oops %d", count);
     ProfileData* pdata = first_data();
     for ( ; is_valid(pdata); pdata = next_data(pdata)) {
-      if (pdata->is_ReceiverTypeData()) {
-        ciReceiverTypeData* vdata = (ciReceiverTypeData*)pdata;
-        for (uint i = 0; i < vdata->row_limit(); i++) {
-          ciKlass* k = vdata->receiver(i);
-          if (k != NULL) {
-            if (round == 0) {
-              count++;
-            } else {
-              out->print(" %d %s", (int)(dp_to_di(vdata->dp() + in_bytes(vdata->receiver_offset(i))) / sizeof(intptr_t)), k->name()->as_quoted_ascii());
-            }
-          }
-        }
-      } else if (pdata->is_VirtualCallData()) {
+      if (pdata->is_VirtualCallData()) {
         ciVirtualCallData* vdata = (ciVirtualCallData*)pdata;
-        for (uint i = 0; i < vdata->row_limit(); i++) {
-          ciKlass* k = vdata->receiver(i);
-          if (k != NULL) {
-            if (round == 0) {
-              count++;
-            } else {
-              out->print(" %d %s", (int)(dp_to_di(vdata->dp() + in_bytes(vdata->receiver_offset(i))) / sizeof(intptr_t)), k->name()->as_quoted_ascii());
-            }
-          }
+        dump_replay_data_receiver_type_helper<ciVirtualCallData>(out, round, count, vdata);
+        if (pdata->is_VirtualCallTypeData()) {
+          ciVirtualCallTypeData* call_type_data = (ciVirtualCallTypeData*)pdata;
+          dump_replay_data_call_type_helper<ciVirtualCallTypeData>(out, round, count, call_type_data);
         }
+      } else if (pdata->is_ReceiverTypeData()) {
+        ciReceiverTypeData* vdata = (ciReceiverTypeData*)pdata;
+        dump_replay_data_receiver_type_helper<ciReceiverTypeData>(out, round, count, vdata);
+      } else if (pdata->is_CallTypeData()) {
+          ciCallTypeData* call_type_data = (ciCallTypeData*)pdata;
+          dump_replay_data_call_type_helper<ciCallTypeData>(out, round, count, call_type_data);
+      }
+    }
+    if (parameters != NULL) {
+      for (int i = 0; i < parameters->number_of_parameters(); i++) {
+        dump_replay_data_type_helper(out, round, count, parameters, ParametersTypeData::type_offset(i), parameters->valid_parameter_type(i));
       }
     }
   }
+  for (int count = 0, round = 0; round < 2; round++) {
+    if (round == 1) out->print(" methods %d", count);
+    dump_replay_data_extra_data_helper(out, round, count);
+  }
   out->cr();
 }
 
@@ -586,6 +640,10 @@ void ciMethodData::print() {
 
 void ciMethodData::print_data_on(outputStream* st) {
   ResourceMark rm;
+  ciParametersTypeData* parameters = parameters_type_data();
+  if (parameters != NULL) {
+    parameters->print_data_on(st);
+  }
   ciProfileData* data;
   for (data = first_data(); is_valid(data); data = next_data(data)) {
     st->print("%d", dp_to_di(data->dp()));
@@ -607,6 +665,9 @@ void ciMethodData::print_data_on(outputStream* st) {
       data = new ciArgInfoData(dp);
       dp = end; // ArgInfoData is at the end of extra data section.
       break;
+    case DataLayout::speculative_trap_data_tag:
+      data = new ciSpeculativeTrapData(dp);
+      break;
     default:
       fatal(err_msg("unexpected tag %d", dp->tag()));
     }
@@ -631,7 +692,7 @@ void ciTypeEntries::print_ciklass(outputStream* st, intptr_t k) {
 }
 
 void ciTypeStackSlotEntries::print_data_on(outputStream* st) const {
-  for (int i = 0; i < _number_of_entries; i++) {
+  for (int i = 0; i < number_of_entries(); i++) {
     _pd->tab(st);
     st->print("%d: stack (%u) ", i, stack_slot(i));
     print_ciklass(st, type(i));
@@ -650,12 +711,12 @@ void ciCallTypeData::print_data_on(outputStream* st, const char* extra) const {
   print_shared(st, "ciCallTypeData", extra);
   if (has_arguments()) {
     tab(st, true);
-    st->print("argument types");
+    st->print_cr("argument types");
     args()->print_data_on(st);
   }
   if (has_return()) {
     tab(st, true);
-    st->print("return type");
+    st->print_cr("return type");
     ret()->print_data_on(st);
   }
 }

hotspot/src/share/vm/ci/ciMethodData.hpp

@@ -45,7 +45,7 @@ class ciArgInfoData;
 class ciCallTypeData;
 class ciVirtualCallTypeData;
 class ciParametersTypeData;
-class ciSpeculativeTrapData;;
+class ciSpeculativeTrapData;
 
 typedef ProfileData ciProfileData;
 
@@ -175,7 +175,7 @@ public:
   }
 
 #ifndef PRODUCT
-  void print_data_on(outputStream* st, const char* extra) const;
+  void print_data_on(outputStream* st, const char* extra = NULL) const;
 #endif
 };
 
@@ -202,7 +202,7 @@ public:
   }
   void translate_receiver_data_from(const ProfileData* data);
 #ifndef PRODUCT
-  void print_data_on(outputStream* st, const char* extra) const;
+  void print_data_on(outputStream* st, const char* extra = NULL) const;
   void print_receiver_data_on(outputStream* st) const;
 #endif
 };
@@ -227,7 +227,7 @@ public:
     rtd_super()->translate_receiver_data_from(data);
   }
 #ifndef PRODUCT
-  void print_data_on(outputStream* st, const char* extra) const;
+  void print_data_on(outputStream* st, const char* extra = NULL) const;
 #endif
 };
 
@@ -289,7 +289,7 @@ public:
   }
 
 #ifndef PRODUCT
-  void print_data_on(outputStream* st, const char* extra) const;
+  void print_data_on(outputStream* st, const char* extra = NULL) const;
 #endif
 };
 
@@ -338,7 +338,7 @@ public:
   }
 
 #ifndef PRODUCT
-  void print_data_on(outputStream* st, const char* extra) const;
+  void print_data_on(outputStream* st, const char* extra = NULL) const;
 #endif
 };
 
@@ -349,15 +349,15 @@ public:
   virtual void translate_from(const ProfileData* data);
 
   ciMethod* method() const {
-    return (ciMethod*)intptr_at(method_offset);
+    return (ciMethod*)intptr_at(speculative_trap_method);
   }
 
   void set_method(ciMethod* m) {
-    set_intptr_at(method_offset, (intptr_t)m);
+    set_intptr_at(speculative_trap_method, (intptr_t)m);
   }
 
 #ifndef PRODUCT
-  void print_data_on(outputStream* st, const char* extra) const;
+  void print_data_on(outputStream* st, const char* extra = NULL) const;
 #endif
 };
 
@@ -406,8 +406,8 @@ private:
   // Coherent snapshot of original header.
   MethodData _orig;
 
-  // Dedicated area dedicated to parameters. Null if no parameter
-  // profiling for this method.
+  // Area dedicated to parameters. NULL if no parameter profiling for
+  // this method.
   DataLayout* _parameters;
 
   ciMethodData(MethodData* md);
@@ -467,6 +467,11 @@ private:
   void load_extra_data();
   ciProfileData* bci_to_extra_data(int bci, ciMethod* m, bool& two_free_slots);
 
+  void dump_replay_data_type_helper(outputStream* out, int round, int& count, ProfileData* pdata, ByteSize offset, ciKlass* k);
+  template<class T> void dump_replay_data_call_type_helper(outputStream* out, int round, int& count, T* call_type_data);
+  template<class T> void dump_replay_data_receiver_type_helper(outputStream* out, int round, int& count, T* call_type_data);
+  void dump_replay_data_extra_data_helper(outputStream* out, int round, int& count);
+
 public:
   bool is_method_data() const { return true; }
 

hotspot/src/share/vm/ci/ciReplay.cpp

@@ -48,11 +48,14 @@ typedef struct _ciMethodDataRecord {
 
   intptr_t* _data;
   char*     _orig_data;
-  jobject*  _oops_handles;
-  int*      _oops_offsets;
+  Klass**   _classes;
+  Method**  _methods;
+  int*      _classes_offsets;
+  int*      _methods_offsets;
   int       _data_length;
   int       _orig_data_length;
-  int       _oops_length;
+  int       _classes_length;
+  int       _methods_length;
 } ciMethodDataRecord;
 
 typedef struct _ciMethodRecord {
@@ -565,7 +568,7 @@ class CompileReplay : public StackObj {
     rec->_instructions_size = parse_int("instructions_size");
   }
 
-  // ciMethodData <klass> <name> <signature> <state> <current mileage> orig <length> # # ... data <length> # # ... oops <length>
+  // ciMethodData <klass> <name> <signature> <state> <current mileage> orig <length> # # ... data <length> # # ... oops <length> # ... methods <length>
   void process_ciMethodData(TRAPS) {
     Method* method = parse_method(CHECK);
     if (had_error()) return;
@@ -602,21 +605,34 @@ class CompileReplay : public StackObj {
     if (rec->_data == NULL) {
       return;
     }
-    if (!parse_tag_and_count("oops", rec->_oops_length)) {
+    if (!parse_tag_and_count("oops", rec->_classes_length)) {
       return;
     }
-    rec->_oops_handles = NEW_RESOURCE_ARRAY(jobject, rec->_oops_length);
-    rec->_oops_offsets = NEW_RESOURCE_ARRAY(int, rec->_oops_length);
-    for (int i = 0; i < rec->_oops_length; i++) {
+    rec->_classes = NEW_RESOURCE_ARRAY(Klass*, rec->_classes_length);
+    rec->_classes_offsets = NEW_RESOURCE_ARRAY(int, rec->_classes_length);
+    for (int i = 0; i < rec->_classes_length; i++) {
       int offset = parse_int("offset");
       if (had_error()) {
         return;
       }
       Klass* k = parse_klass(CHECK);
-      rec->_oops_offsets[i] = offset;
-      KlassHandle *kh = NEW_C_HEAP_OBJ(KlassHandle, mtCompiler);
-      ::new ((void*)kh) KlassHandle(THREAD, k);
-      rec->_oops_handles[i] = (jobject)kh;
+      rec->_classes_offsets[i] = offset;
+      rec->_classes[i] = k;
+    }
+
+    if (!parse_tag_and_count("methods", rec->_methods_length)) {
+      return;
+    }
+    rec->_methods = NEW_RESOURCE_ARRAY(Method*, rec->_methods_length);
+    rec->_methods_offsets = NEW_RESOURCE_ARRAY(int, rec->_methods_length);
+    for (int i = 0; i < rec->_methods_length; i++) {
+      int offset = parse_int("offset");
+      if (had_error()) {
+        return;
+      }
+      Method* m = parse_method(CHECK);
+      rec->_methods_offsets[i] = offset;
+      rec->_methods[i] = m;
     }
   }
 
@@ -1105,14 +1121,22 @@ void ciReplay::initialize(ciMethodData* m) {
     m->_state = rec->_state;
     m->_current_mileage = rec->_current_mileage;
     if (rec->_data_length != 0) {
-      assert(m->_data_size == rec->_data_length * (int)sizeof(rec->_data[0]), "must agree");
+      assert(m->_data_size + m->_extra_data_size == rec->_data_length * (int)sizeof(rec->_data[0]) ||
+             m->_data_size == rec->_data_length * (int)sizeof(rec->_data[0]), "must agree");
 
       // Write the correct ciObjects back into the profile data
       ciEnv* env = ciEnv::current();
-      for (int i = 0; i < rec->_oops_length; i++) {
-        KlassHandle *h = (KlassHandle *)rec->_oops_handles[i];
-        *(ciMetadata**)(rec->_data + rec->_oops_offsets[i]) =
-          env->get_metadata((*h)());
+      for (int i = 0; i < rec->_classes_length; i++) {
+        Klass *k = rec->_classes[i];
+        // In case this class pointer is is tagged, preserve the tag
+        // bits
+        rec->_data[rec->_classes_offsets[i]] =
+          ciTypeEntries::with_status(env->get_metadata(k)->as_klass(), rec->_data[rec->_classes_offsets[i]]);
+      }
+      for (int i = 0; i < rec->_methods_length; i++) {
+        Method *m = rec->_methods[i];
+        *(ciMetadata**)(rec->_data + rec->_methods_offsets[i]) =
+          env->get_metadata(m);
       }
       // Copy the updated profile data into place as intptr_ts
 #ifdef _LP64

hotspot/src/share/vm/oops/methodData.hpp

@@ -851,11 +851,10 @@ private:
     return _base_off + stack_slot_local_offset(i);
   }
 
-protected:
   const int _number_of_entries;
 
   // offset of cell for type for entry i within ProfileData object
-  int type_offset(int i) const {
+  int type_offset_in_cells(int i) const {
     return _base_off + type_local_offset(i);
   }
 
@@ -868,6 +867,8 @@ public:
 
   void post_initialize(Symbol* signature, bool has_receiver, bool include_receiver);
 
+  int number_of_entries() const { return _number_of_entries; }
+
   // offset of cell for stack slot for entry i within this block of cells for a TypeStackSlotEntries
   static int stack_slot_local_offset(int i) {
     return i * per_arg_cell_count + stack_slot_entry;
@@ -893,13 +894,13 @@ public:
   // type for entry i
   intptr_t type(int i) const {
     assert(i >= 0 && i < _number_of_entries, "oob");
-    return _pd->intptr_at(type_offset(i));
+    return _pd->intptr_at(type_offset_in_cells(i));
   }
 
   // set type for entry i
   void set_type(int i, intptr_t k) {
     assert(i >= 0 && i < _number_of_entries, "oob");
-    _pd->set_intptr_at(type_offset(i), k);
+    _pd->set_intptr_at(type_offset_in_cells(i), k);
   }
 
   static ByteSize per_arg_size() {
@@ -907,7 +908,11 @@ public:
   }
 
   static int per_arg_count() {
-    return per_arg_cell_count ;
+    return per_arg_cell_count;
+  }
+
+  ByteSize type_offset(int i) const {
+    return DataLayout::cell_offset(type_offset_in_cells(i));
   }
 
   // GC support
@@ -973,7 +978,7 @@ private:
   }
 
   static int argument_type_local_offset(int i) {
-    return header_cell_count() + TypeStackSlotEntries::type_local_offset(i);;
+    return header_cell_count() + TypeStackSlotEntries::type_local_offset(i);
   }
 
 public:
@@ -1129,6 +1134,14 @@ public:
     return cell_offset(CounterData::static_cell_count()) + TypeEntriesAtCall::args_data_offset();
   }
 
+  ByteSize argument_type_offset(int i) {
+    return _args.type_offset(i);
+  }
+
+  ByteSize return_type_offset() {
+    return _ret.type_offset();
+  }
+
   // GC support
   virtual void clean_weak_klass_links(BoolObjectClosure* is_alive_closure) {
     if (has_arguments()) {
@@ -1436,6 +1449,14 @@ public:
     return cell_offset(VirtualCallData::static_cell_count()) + TypeEntriesAtCall::args_data_offset();
   }
 
+  ByteSize argument_type_offset(int i) {
+    return _args.type_offset(i);
+  }
+
+  ByteSize return_type_offset() {
+    return _ret.type_offset();
+  }
+
   // GC support
   virtual void clean_weak_klass_links(BoolObjectClosure* is_alive_closure) {
     ReceiverTypeData::clean_weak_klass_links(is_alive_closure);
@@ -1926,7 +1947,7 @@ public:
 class SpeculativeTrapData : public ProfileData {
 protected:
   enum {
-    method_offset,
+    speculative_trap_method,
     speculative_trap_cell_count
   };
 public:
@@ -1946,11 +1967,15 @@ public:
 
   // Direct accessor
   Method* method() const {
-    return (Method*)intptr_at(method_offset);
+    return (Method*)intptr_at(speculative_trap_method);
   }
 
   void set_method(Method* m) {
-    set_intptr_at(method_offset, (intptr_t)m);
+    set_intptr_at(speculative_trap_method, (intptr_t)m);
+  }
+
+  static ByteSize method_offset() {
+    return cell_offset(speculative_trap_method);
   }
 
   virtual void print_data_on(outputStream* st, const char* extra = NULL) const;

hotspot/src/share/vm/runtime/vmStructs.cpp

@@ -353,6 +353,7 @@ typedef TwoOopHashtable<Symbol*, mtClass>     SymbolTwoOopHashtable;
   nonstatic_field(MethodData,           _method,                                       Method*)                               \
   nonstatic_field(MethodData,           _data_size,                                    int)                                   \
   nonstatic_field(MethodData,           _data[0],                                      intptr_t)                              \
+  nonstatic_field(MethodData,           _parameters_type_data_di,                      int)                                   \
   nonstatic_field(MethodData,           _nof_decompiles,                               uint)                                  \
   nonstatic_field(MethodData,           _nof_overflow_recompiles,                      uint)                                  \
   nonstatic_field(MethodData,           _nof_overflow_traps,                           uint)                                  \
@@ -2499,6 +2500,10 @@ typedef TwoOopHashtable<Symbol*, mtClass>     SymbolTwoOopHashtable;
   declare_constant(Deoptimization::Reason_age)                            \
   declare_constant(Deoptimization::Reason_predicate)                      \
   declare_constant(Deoptimization::Reason_loop_limit_check)               \
+  declare_constant(Deoptimization::Reason_speculate_class_check)          \
+  declare_constant(Deoptimization::Reason_speculate_null_check)           \
+  declare_constant(Deoptimization::Reason_rtm_state_change)               \
+  declare_constant(Deoptimization::Reason_tenured)                        \
   declare_constant(Deoptimization::Reason_LIMIT)                          \
   declare_constant(Deoptimization::Reason_RECORDED_LIMIT)                 \
                                                                           \