changeset 4238:b2c8e33dcd1c

Merge
author mduigou
date Wed, 20 Feb 2013 13:10:16 -0800
parents 7f8b8fe1c882 d5e12e7d2f71
children 071ffa642203
files .hgtags agent/src/share/classes/sun/jvm/hotspot/memory/BinaryTreeDictionary.java make/solaris/makefiles/kernel.make src/share/vm/classfile/classFileParser.cpp src/share/vm/classfile/classFileParser.hpp src/share/vm/classfile/defaultMethods.cpp src/share/vm/classfile/systemDictionary.cpp src/share/vm/classfile/systemDictionary.hpp src/share/vm/classfile/vmSymbols.hpp src/share/vm/interpreter/linkResolver.cpp src/share/vm/oops/constMethod.cpp src/share/vm/oops/constMethod.hpp src/share/vm/oops/constantPool.cpp src/share/vm/oops/instanceKlass.cpp src/share/vm/oops/instanceKlass.hpp src/share/vm/oops/klassVtable.cpp src/share/vm/oops/klassVtable.hpp src/share/vm/oops/method.cpp src/share/vm/oops/method.hpp src/share/vm/prims/jvm.h src/share/vm/runtime/globals.hpp src/share/vm/runtime/reflection.cpp src/share/vm/utilities/accessFlags.hpp src/share/vm/utilities/ostream.cpp test/runtime/7158988/TestFieldMonitor.sh
diffstat 418 files changed, 9814 insertions(+), 4693 deletions(-) [+]
line wrap: on
line diff
--- a/.hgtags	Tue Jan 29 10:21:10 2013 -0800
+++ b/.hgtags	Wed Feb 20 13:10:16 2013 -0800
@@ -309,4 +309,11 @@
 d5cb5830f570d1304ea4b196dde672a291b55f29 jdk8-b72
 1e129851479e4f5df439109fca2c7be1f1613522 hs25-b15
 11619f33cd683c2f1d6ef72f1c6ff3dacf5a9f1c jdk8-b73
+70c89bd6b895a10d25ca70e08093c09ff2005fda hs25-b16
 1a3e54283c54aaa8b3437813e8507fbdc966e5b6 jdk8-b74
+b4391649e91ea8d37f66317a03d6d2573a93d10d hs25-b17
+6778d0b1659323a506ca47600ca29a9d9f8b383d jdk8-b75
+20b605466ccb1b3725eb25314d9e8782199630c5 jdk8-b76
+412d722168bc23f8e6d98995202728678561417f hs25-b18
+cdb46031e7184d37301288f5719121a63c7054b5 jdk8-b77
+9f19f4a7d48a4ebe7f616b6068971ea5f8b075fa hs25-b19
--- a/agent/src/os/bsd/MacosxDebuggerLocal.m	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/os/bsd/MacosxDebuggerLocal.m	Wed Feb 20 13:10:16 2013 -0800
@@ -97,7 +97,8 @@
  * Method:    init0
  * Signature: ()V
  */
-JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_init0(JNIEnv *env, jclass cls) {
+JNIEXPORT void JNICALL 
+Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_init0(JNIEnv *env, jclass cls) {
   symbolicatorID = (*env)->GetFieldID(env, cls, "symbolicator", "J");
   taskID = (*env)->GetFieldID(env, cls, "task", "J");
   CHECK_EXCEPTION;
@@ -108,7 +109,11 @@
  * Method:    lookupByName0
  * Signature: (Ljava/lang/String;Ljava/lang/String;)J
  */
-JNIEXPORT jlong JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_lookupByName0(JNIEnv *env, jobject this_obj, jstring objectName, jstring symbolName) {
+JNIEXPORT jlong JNICALL 
+Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_lookupByName0(
+  JNIEnv *env, jobject this_obj, 
+  jstring objectName, jstring symbolName) 
+{
   jlong address = 0;
 
 JNF_COCOA_ENTER(env);
@@ -137,7 +142,11 @@
  * Method:    readBytesFromProcess0
  * Signature: (JJ)Lsun/jvm/hotspot/debugger/ReadResult;
  */
-JNIEXPORT jbyteArray JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_readBytesFromProcess0(JNIEnv *env, jobject this_obj, jlong addr, jlong numBytes) {
+JNIEXPORT jbyteArray JNICALL
+Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_readBytesFromProcess0(
+  JNIEnv *env, jobject this_obj, 
+  jlong addr, jlong numBytes) 
+{
   if (debug) printf("readBytesFromProcess called. addr = %llx numBytes = %lld\n", addr, numBytes);
 
   // must allocate storage instead of using former parameter buf
@@ -209,12 +218,74 @@
   return array;
 }
 
+
 /*
- * Class:     sun_jvm_hotspot_debugger_macosx_MacOSXDebuggerLocal
+ * Lookup the thread_t that corresponds to the given thread_id.
+ * The thread_id should be the result from calling thread_info() with THREAD_IDENTIFIER_INFO
+ * and reading the m_ident_info.thread_id returned.
+ * The returned thread_t is the mach send right to the kernel port for the corresponding thread.
+ *
+ * We cannot simply use the OSThread._thread_id field in the JVM. This is set to ::mach_thread_self()
+ * in the VM, but that thread port is not valid for a remote debugger to access the thread.
+ */
+thread_t
+lookupThreadFromThreadId(task_t task, jlong thread_id) {
+  if (debug) {
+    printf("lookupThreadFromThreadId thread_id=0x%llx\n", thread_id);
+  }
+  
+  thread_array_t thread_list = NULL;
+  mach_msg_type_number_t thread_list_count = 0;
+  thread_t result_thread = 0;
+  int i;
+  
+  // get the list of all the send rights
+  kern_return_t result = task_threads(task, &thread_list, &thread_list_count);
+  if (result != KERN_SUCCESS) {
+    if (debug) {
+      printf("task_threads returned 0x%x\n", result);
+    }
+    return 0;
+  }
+  
+  for(i = 0 ; i < thread_list_count; i++) {
+    thread_identifier_info_data_t m_ident_info;
+    mach_msg_type_number_t count = THREAD_IDENTIFIER_INFO_COUNT;
+
+    // get the THREAD_IDENTIFIER_INFO for the send right
+    result = thread_info(thread_list[i], THREAD_IDENTIFIER_INFO, (thread_info_t) &m_ident_info, &count);
+    if (result != KERN_SUCCESS) {
+      if (debug) {
+        printf("thread_info returned 0x%x\n", result);
+      }
+      break;
+    }
+    
+    // if this is the one we're looking for, return the send right
+    if (thread_id == m_ident_info.thread_id)
+    {
+      result_thread = thread_list[i];
+      break;
+    }
+  }
+  
+  vm_size_t thread_list_size = (vm_size_t) (thread_list_count * sizeof (thread_t));
+  vm_deallocate(mach_task_self(), (vm_address_t) thread_list, thread_list_count);
+  
+  return result_thread;
+}
+
+
+/*
+ * Class:     sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal
  * Method:    getThreadIntegerRegisterSet0
- * Signature: (I)[J
+ * Signature: (J)[J
  */
-JNIEXPORT jlongArray JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_getThreadIntegerRegisterSet0(JNIEnv *env, jobject this_obj, jint lwp_id) {
+JNIEXPORT jlongArray JNICALL 
+Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_getThreadIntegerRegisterSet0(
+  JNIEnv *env, jobject this_obj, 
+  jlong thread_id) 
+{
   if (debug)
     printf("getThreadRegisterSet0 called\n");
 
@@ -226,8 +297,9 @@
   int i;
   jlongArray registerArray;
   jlong *primitiveArray;
+  task_t gTask = getTask(env, this_obj);
 
-  tid = lwp_id;
+  tid = lookupThreadFromThreadId(gTask, thread_id);
 
   result = thread_get_state(tid, HSDB_THREAD_STATE, (thread_state_t)&state, &count);
 
@@ -328,19 +400,21 @@
 }
 
 /*
- * Class:     sun_jvm_hotspot_debugger_macosx_MacOSXDebuggerLocal
+ * Class:     sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal
  * Method:    translateTID0
  * Signature: (I)I
  */
 JNIEXPORT jint JNICALL
-Java_sun_jvm_hotspot_debugger_macosx_MacOSXDebuggerLocal_translateTID0(JNIEnv *env, jobject this_obj, jint tid) {
+Java_sun_jvm_hotspot_debugger_macosx_MacOSXDebuggerLocal_translateTID0(
+  JNIEnv *env, jobject this_obj, jint tid) 
+{
   if (debug)
     printf("translateTID0 called on tid = 0x%x\n", (int)tid);
 
   kern_return_t result;
   thread_t foreign_tid, usable_tid;
   mach_msg_type_name_t type;
-    
+  
   foreign_tid = tid;
     
   task_t gTask = getTask(env, this_obj);
@@ -361,7 +435,10 @@
  * Method:    attach0
  * Signature: (I)V
  */
-JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_attach0__I(JNIEnv *env, jobject this_obj, jint jpid) {
+JNIEXPORT void JNICALL 
+Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_attach0__I(
+  JNIEnv *env, jobject this_obj, jint jpid) 
+{
 JNF_COCOA_ENTER(env);
   if (getenv("JAVA_SAPROC_DEBUG") != NULL)
     debug = JNI_TRUE;
@@ -401,7 +478,10 @@
  * Method:    detach0
  * Signature: ()V
  */
-JNIEXPORT void JNICALL Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_detach0(JNIEnv *env, jobject this_obj) {
+JNIEXPORT void JNICALL 
+Java_sun_jvm_hotspot_debugger_bsd_BsdDebuggerLocal_detach0(
+  JNIEnv *env, jobject this_obj) 
+{
 JNF_COCOA_ENTER(env);
   if (debug) printf("detach0 called\n");
 
@@ -419,10 +499,13 @@
  * Method:    load_library
  * Signature: (Ljava/lang/String;)L
  */
-JNIEXPORT jlong JNICALL Java_sun_jvm_hotspot_asm_Disassembler_load_1library(JNIEnv * env,
-                                                                           jclass disclass,
-                                                                           jstring jrepath_s,
-                                                                           jstring libname_s) {
+JNIEXPORT jlong JNICALL
+Java_sun_jvm_hotspot_asm_Disassembler_load_1library(
+  JNIEnv * env, 
+  jclass disclass,
+  jstring jrepath_s,
+  jstring libname_s) 
+{
   uintptr_t func = 0;
   const char* error_message = NULL;
   const char* java_home;
@@ -533,13 +616,16 @@
  * Method:    decode
  * Signature: (Lsun/jvm/hotspot/asm/InstructionVisitor;J[BLjava/lang/String;J)V
  */
-JNIEXPORT void JNICALL Java_sun_jvm_hotspot_asm_Disassembler_decode(JNIEnv * env,
-                                                                    jobject dis,
-                                                                    jobject visitor,
-                                                                    jlong startPc,
-                                                                    jbyteArray code,
-                                                                    jstring options_s,
-                                                                    jlong decode_instructions_virtual) {
+JNIEXPORT void JNICALL
+Java_sun_jvm_hotspot_asm_Disassembler_decode(
+   JNIEnv * env,
+   jobject dis,
+   jobject visitor,
+   jlong startPc,
+   jbyteArray code,
+   jstring options_s,
+   jlong decode_instructions_virtual) 
+{
   jboolean isCopy;
   jbyte* start = (*env)->GetByteArrayElements(env, code, &isCopy);
   jbyte* end = start + (*env)->GetArrayLength(env, code);
--- a/agent/src/os/linux/LinuxDebuggerLocal.c	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/os/linux/LinuxDebuggerLocal.c	Wed Feb 20 13:10:16 2013 -0800
@@ -280,7 +280,7 @@
   return (err == PS_OK)? array : 0;
 }
 
-#if defined(i386) || defined(ia64) || defined(amd64) || defined(sparc) || defined(sparcv9)
+#if defined(i386) || defined(amd64) || defined(sparc) || defined(sparcv9)
 JNIEXPORT jlongArray JNICALL Java_sun_jvm_hotspot_debugger_linux_LinuxDebuggerLocal_getThreadIntegerRegisterSet0
   (JNIEnv *env, jobject this_obj, jint lwp_id) {
 
@@ -299,9 +299,6 @@
 #ifdef i386
 #define NPRGREG sun_jvm_hotspot_debugger_x86_X86ThreadContext_NPRGREG
 #endif
-#ifdef ia64
-#define NPRGREG IA64_REG_COUNT
-#endif
 #ifdef amd64
 #define NPRGREG sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_NPRGREG
 #endif
@@ -336,13 +333,6 @@
 
 #endif /* i386 */
 
-#if ia64
-  regs = (*env)->GetLongArrayElements(env, array, &isCopy);
-  for (i = 0; i < NPRGREG; i++ ) {
-    regs[i] = 0xDEADDEAD;
-  }
-#endif /* ia64 */
-
 #ifdef amd64
 #define REG_INDEX(reg) sun_jvm_hotspot_debugger_amd64_AMD64ThreadContext_##reg
 
--- a/agent/src/os/linux/libproc.h	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/os/linux/libproc.h	Wed Feb 20 13:10:16 2013 -0800
@@ -79,14 +79,6 @@
 
 *************************************************************************************/
 
-#ifdef ia64
-struct user_regs_struct {
-/* copied from user.h which doesn't define this in a struct */
-
-#define IA64_REG_COUNT (EF_SIZE/8+32)   /* integer and fp regs */
-unsigned long   regs[IA64_REG_COUNT];     /* integer and fp regs */
-};
-#endif
 
 #if defined(sparc)  || defined(sparcv9)
 #define user_regs_struct  pt_regs
--- a/agent/src/os/win32/windbg/sawindbg.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/os/win32/windbg/sawindbg.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -27,10 +27,7 @@
 
 #include "sun_jvm_hotspot_debugger_windbg_WindbgDebuggerLocal.h"
 
-#ifdef _M_IA64
-  #include "sun_jvm_hotspot_debugger_ia64_IA64ThreadContext.h"
-  #define NPRGREG sun_jvm_hotspot_debugger_ia64_IA64ThreadContext_NPRGREG
-#elif _M_IX86
+#ifdef _M_IX86
   #include "sun_jvm_hotspot_debugger_x86_X86ThreadContext.h"
   #define NPRGREG sun_jvm_hotspot_debugger_x86_X86ThreadContext_NPRGREG
 #elif _M_AMD64
@@ -491,92 +488,7 @@
      memset(&context, 0, sizeof(CONTEXT));
 
 #undef REG_INDEX
-#ifdef _M_IA64
-     #define REG_INDEX(x) sun_jvm_hotspot_debugger_ia64_IA64ThreadContext_##x
-
-     context.ContextFlags = CONTEXT_FULL | CONTEXT_DEBUG;
-     ptrIDebugAdvanced->GetThreadContext(&context, sizeof(CONTEXT));
-
-     ptrRegs[REG_INDEX(GR0)]  = 0; // always 0
-     ptrRegs[REG_INDEX(GR1)]  = context.IntGp;  // r1
-     ptrRegs[REG_INDEX(GR2)]  = context.IntT0;  // r2-r3
-     ptrRegs[REG_INDEX(GR3)]  = context.IntT1;
-     ptrRegs[REG_INDEX(GR4)]  = context.IntS0;  // r4-r7
-     ptrRegs[REG_INDEX(GR5)]  = context.IntS1;
-     ptrRegs[REG_INDEX(GR6)]  = context.IntS2;
-     ptrRegs[REG_INDEX(GR7)]  = context.IntS3;
-     ptrRegs[REG_INDEX(GR8)]  = context.IntV0;  // r8
-     ptrRegs[REG_INDEX(GR9)]  = context.IntT2;  // r9-r11
-     ptrRegs[REG_INDEX(GR10)] = context.IntT3;
-     ptrRegs[REG_INDEX(GR11)] = context.IntT4;
-     ptrRegs[REG_INDEX(GR12)] = context.IntSp;  // r12 stack pointer
-     ptrRegs[REG_INDEX(GR13)] = context.IntTeb; // r13 teb
-     ptrRegs[REG_INDEX(GR14)] = context.IntT5;  // r14-r31
-     ptrRegs[REG_INDEX(GR15)] = context.IntT6;
-     ptrRegs[REG_INDEX(GR16)] = context.IntT7;
-     ptrRegs[REG_INDEX(GR17)] = context.IntT8;
-     ptrRegs[REG_INDEX(GR18)] = context.IntT9;
-     ptrRegs[REG_INDEX(GR19)] = context.IntT10;
-     ptrRegs[REG_INDEX(GR20)] = context.IntT11;
-     ptrRegs[REG_INDEX(GR21)] = context.IntT12;
-     ptrRegs[REG_INDEX(GR22)] = context.IntT13;
-     ptrRegs[REG_INDEX(GR23)] = context.IntT14;
-     ptrRegs[REG_INDEX(GR24)] = context.IntT15;
-     ptrRegs[REG_INDEX(GR25)] = context.IntT16;
-     ptrRegs[REG_INDEX(GR26)] = context.IntT17;
-     ptrRegs[REG_INDEX(GR27)] = context.IntT18;
-     ptrRegs[REG_INDEX(GR28)] = context.IntT19;
-     ptrRegs[REG_INDEX(GR29)] = context.IntT20;
-     ptrRegs[REG_INDEX(GR30)] = context.IntT21;
-     ptrRegs[REG_INDEX(GR31)] = context.IntT22;
-
-     ptrRegs[REG_INDEX(INT_NATS)] = context.IntNats;
-     ptrRegs[REG_INDEX(PREDS)]    = context.Preds;
-
-     ptrRegs[REG_INDEX(BR_RP)] = context.BrRp;
-     ptrRegs[REG_INDEX(BR1)]   = context.BrS0;  // b1-b5
-     ptrRegs[REG_INDEX(BR2)]   = context.BrS1;
-     ptrRegs[REG_INDEX(BR3)]   = context.BrS2;
-     ptrRegs[REG_INDEX(BR4)]   = context.BrS3;
-     ptrRegs[REG_INDEX(BR5)]   = context.BrS4;
-     ptrRegs[REG_INDEX(BR6)]   = context.BrT0;  // b6-b7
-     ptrRegs[REG_INDEX(BR7)]   = context.BrT1;
-
-     ptrRegs[REG_INDEX(AP_UNAT)] = context.ApUNAT;
-     ptrRegs[REG_INDEX(AP_LC)]   = context.ApLC;
-     ptrRegs[REG_INDEX(AP_EC)]   = context.ApEC;
-     ptrRegs[REG_INDEX(AP_CCV)]  = context.ApCCV;
-     ptrRegs[REG_INDEX(AP_DCR)]  = context.ApDCR;
-
-     ptrRegs[REG_INDEX(RS_PFS)]      = context.RsPFS;
-     ptrRegs[REG_INDEX(RS_BSP)]      = context.RsBSP;
-     ptrRegs[REG_INDEX(RS_BSPSTORE)] = context.RsBSPSTORE;
-     ptrRegs[REG_INDEX(RS_RSC)]      = context.RsRSC;
-     ptrRegs[REG_INDEX(RS_RNAT)]     = context.RsRNAT;
-
-     ptrRegs[REG_INDEX(ST_IPSR)] = context.StIPSR;
-     ptrRegs[REG_INDEX(ST_IIP)]  = context.StIIP;
-     ptrRegs[REG_INDEX(ST_IFS)]  = context.StIFS;
-
-     ptrRegs[REG_INDEX(DB_I0)] = context.DbI0;
-     ptrRegs[REG_INDEX(DB_I1)] = context.DbI1;
-     ptrRegs[REG_INDEX(DB_I2)] = context.DbI2;
-     ptrRegs[REG_INDEX(DB_I3)] = context.DbI3;
-     ptrRegs[REG_INDEX(DB_I4)] = context.DbI4;
-     ptrRegs[REG_INDEX(DB_I5)] = context.DbI5;
-     ptrRegs[REG_INDEX(DB_I6)] = context.DbI6;
-     ptrRegs[REG_INDEX(DB_I7)] = context.DbI7;
-
-     ptrRegs[REG_INDEX(DB_D0)] = context.DbD0;
-     ptrRegs[REG_INDEX(DB_D1)] = context.DbD1;
-     ptrRegs[REG_INDEX(DB_D2)] = context.DbD2;
-     ptrRegs[REG_INDEX(DB_D3)] = context.DbD3;
-     ptrRegs[REG_INDEX(DB_D4)] = context.DbD4;
-     ptrRegs[REG_INDEX(DB_D5)] = context.DbD5;
-     ptrRegs[REG_INDEX(DB_D6)] = context.DbD6;
-     ptrRegs[REG_INDEX(DB_D7)] = context.DbD7;
-
-#elif _M_IX86
+#ifdef _M_IX86
      #define REG_INDEX(x) sun_jvm_hotspot_debugger_x86_X86ThreadContext_##x
 
      context.ContextFlags = CONTEXT_FULL | CONTEXT_DEBUG_REGISTERS;
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebugger.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebugger.java	Wed Feb 20 13:10:16 2013 -0800
@@ -49,7 +49,7 @@
   public BsdAddress readCompKlassAddress(long address) throws DebuggerException;
   public BsdOopHandle readOopHandle(long address) throws DebuggerException;
   public BsdOopHandle readCompOopHandle(long address) throws DebuggerException;
-  public long[]       getThreadIntegerRegisterSet(int lwp_id) throws DebuggerException;
+  public long[]       getThreadIntegerRegisterSet(long unique_thread_id) throws DebuggerException;
   public long         getAddressValue(Address addr) throws DebuggerException;
   public Address      newAddress(long value) throws DebuggerException;
 
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdDebuggerLocal.java	Wed Feb 20 13:10:16 2013 -0800
@@ -90,7 +90,7 @@
                                 throws DebuggerException;
     private native ClosestSymbol lookupByAddress0(long address)
                                 throws DebuggerException;
-    private native long[] getThreadIntegerRegisterSet0(int lwp_id)
+    private native long[] getThreadIntegerRegisterSet0(long unique_thread_id)
                                 throws DebuggerException;
     private native byte[] readBytesFromProcess0(long address, long numBytes)
                                 throws DebuggerException;
@@ -400,10 +400,15 @@
     //
 
     /** From the ThreadAccess interface via Debugger and JVMDebugger */
+    public ThreadProxy getThreadForIdentifierAddress(Address threadIdAddr, Address uniqueThreadIdAddr) {
+        return new BsdThread(this, threadIdAddr, uniqueThreadIdAddr);
+    }
+    @Override
     public ThreadProxy getThreadForIdentifierAddress(Address addr) {
-        return new BsdThread(this, addr);
+        throw new RuntimeException("unimplemented");
     }
 
+
     /** From the ThreadAccess interface via Debugger and JVMDebugger */
     public ThreadProxy getThreadForThreadId(long id) {
         return new BsdThread(this, id);
@@ -455,22 +460,22 @@
     // Thread context access
     //
 
-    public synchronized long[] getThreadIntegerRegisterSet(int lwp_id)
+    public synchronized long[] getThreadIntegerRegisterSet(long unique_thread_id)
                                             throws DebuggerException {
         requireAttach();
         if (isCore) {
-            return getThreadIntegerRegisterSet0(lwp_id);
+            return getThreadIntegerRegisterSet0(unique_thread_id);
         } else {
             class GetThreadIntegerRegisterSetTask implements WorkerThreadTask {
-                int lwp_id;
+                long unique_thread_id;
                 long[] result;
                 public void doit(BsdDebuggerLocal debugger) {
-                    result = debugger.getThreadIntegerRegisterSet0(lwp_id);
+                    result = debugger.getThreadIntegerRegisterSet0(unique_thread_id);
                 }
             }
 
             GetThreadIntegerRegisterSetTask task = new GetThreadIntegerRegisterSetTask();
-            task.lwp_id = lwp_id;
+            task.unique_thread_id = unique_thread_id;
             workerThread.execute(task);
             return task.result;
         }
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdThread.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/bsd/BsdThread.java	Wed Feb 20 13:10:16 2013 -0800
@@ -28,21 +28,23 @@
 
 class BsdThread implements ThreadProxy {
     private BsdDebugger debugger;
-    private int           lwp_id;
+    private int         thread_id;
+    private long        unique_thread_id;
 
     /** The address argument must be the address of the _thread_id in the
         OSThread. It's value is result ::gettid() call. */
-    BsdThread(BsdDebugger debugger, Address addr) {
+    BsdThread(BsdDebugger debugger, Address threadIdAddr, Address uniqueThreadIdAddr) {
         this.debugger = debugger;
         // FIXME: size of data fetched here should be configurable.
         // However, making it so would produce a dependency on the "types"
         // package from the debugger package, which is not desired.
-        this.lwp_id = (int) addr.getCIntegerAt(0, 4, true);
+        this.thread_id = (int) threadIdAddr.getCIntegerAt(0, 4, true);
+        this.unique_thread_id = uniqueThreadIdAddr.getCIntegerAt(0, 8, true);
     }
 
     BsdThread(BsdDebugger debugger, long id) {
         this.debugger = debugger;
-        this.lwp_id = (int) id;
+        this.thread_id = (int) id;
     }
 
     public boolean equals(Object obj) {
@@ -50,19 +52,19 @@
             return false;
         }
 
-        return (((BsdThread) obj).lwp_id == lwp_id);
+        return (((BsdThread) obj).thread_id == thread_id);
     }
 
     public int hashCode() {
-        return lwp_id;
+        return thread_id;
     }
 
     public String toString() {
-        return Integer.toString(lwp_id);
+        return Integer.toString(thread_id);
     }
 
     public ThreadContext getContext() throws IllegalThreadStateException {
-        long[] data = debugger.getThreadIntegerRegisterSet(lwp_id);
+        long[] data = debugger.getThreadIntegerRegisterSet(unique_thread_id);
         ThreadContext context = BsdThreadContextFactory.createThreadContext(debugger);
         for (int i = 0; i < data.length; i++) {
             context.setRegister(i, data[i]);
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/windbg/amd64/WindbgAMD64Thread.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/windbg/amd64/WindbgAMD64Thread.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2013, 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
@@ -34,21 +34,11 @@
   private boolean        gotID;
   private long           id;
 
-  /** The address argument must be the address of the HANDLE of the
-      desired thread in the target process. */
+  // The address argument must be the address of the OSThread::_thread_id
   WindbgAMD64Thread(WindbgDebugger debugger, Address addr) {
     this.debugger = debugger;
-    // FIXME: size of data fetched here should be configurable.
-    // However, making it so would produce a dependency on the "types"
-    // package from the debugger package, which is not desired.
-
-    // another hack here is that we use sys thread id instead of handle.
-    // windbg can't get details based on handles it seems.
-    // I assume that osThread_win32 thread struct has _thread_id (which
-    // sys thread id) just after handle field.
-
-    this.sysId   = (int) addr.addOffsetTo(debugger.getAddressSize()).getCIntegerAt(0, 4, true);
-    gotID = false;
+    this.sysId    = (long)addr.getCIntegerAt(0, 4, true);
+    gotID         = false;
   }
 
   WindbgAMD64Thread(WindbgDebugger debugger, long sysId) {
--- a/agent/src/share/classes/sun/jvm/hotspot/debugger/windbg/x86/WindbgX86Thread.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/debugger/windbg/x86/WindbgX86Thread.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2002, 2003, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2002, 2013, 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
@@ -34,21 +34,11 @@
   private boolean        gotID;
   private long           id;
 
-  /** The address argument must be the address of the HANDLE of the
-      desired thread in the target process. */
+  // The address argument must be the address of OSThread::_thread_id
   WindbgX86Thread(WindbgDebugger debugger, Address addr) {
     this.debugger = debugger;
-    // FIXME: size of data fetched here should be configurable.
-    // However, making it so would produce a dependency on the "types"
-    // package from the debugger package, which is not desired.
-
-    // another hack here is that we use sys thread id instead of handle.
-    // windbg can't get details based on handles it seems.
-    // I assume that osThread_win32 thread struct has _thread_id (which
-    // sys thread id) just after handle field.
-
-    this.sysId   = (int) addr.addOffsetTo(debugger.getAddressSize()).getCIntegerAt(0, 4, true);
-    gotID = false;
+    this.sysId    = (long)addr.getCIntegerAt(0, 4, true);
+    gotID         = false;
   }
 
   WindbgX86Thread(WindbgDebugger debugger, long sysId) {
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/agent/src/share/classes/sun/jvm/hotspot/memory/AFLBinaryTreeDictionary.java	Wed Feb 20 13:10:16 2013 -0800
@@ -0,0 +1,59 @@
+/*
+ * @(#)BinaryTreeDictionary.java
+ * Copyright (c) 2000, 2013, 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.memory;
+
+import java.util.*;
+import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.types.*;
+import sun.jvm.hotspot.runtime.*;
+
+public class AFLBinaryTreeDictionary extends VMObject {
+   static {
+      VM.registerVMInitializedObserver(new Observer() {
+         public void update(Observable o, Object data) {
+            initialize(VM.getVM().getTypeDataBase());
+         }
+      });
+   }
+
+   private static synchronized void initialize(TypeDataBase db) {
+      Type type = db.lookupType("AFLBinaryTreeDictionary");
+      totalSizeField = type.getCIntegerField("_total_size");
+   }
+
+   // Fields
+   private static CIntegerField totalSizeField;
+
+   // Accessors
+   public long size() {
+      return totalSizeField.getValue(addr);
+   }
+
+   // Constructor
+   public AFLBinaryTreeDictionary(Address addr) {
+      super(addr);
+   }
+}
--- a/agent/src/share/classes/sun/jvm/hotspot/memory/BinaryTreeDictionary.java	Tue Jan 29 10:21:10 2013 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,59 +0,0 @@
-/*
- * @(#)BinaryTreeDictionary.java
- * Copyright (c) 2000, 2008, 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.memory;
-
-import java.util.*;
-import sun.jvm.hotspot.debugger.*;
-import sun.jvm.hotspot.types.*;
-import sun.jvm.hotspot.runtime.*;
-
-public class BinaryTreeDictionary extends VMObject {
-   static {
-      VM.registerVMInitializedObserver(new Observer() {
-         public void update(Observable o, Object data) {
-            initialize(VM.getVM().getTypeDataBase());
-         }
-      });
-   }
-
-   private static synchronized void initialize(TypeDataBase db) {
-      Type type = db.lookupType("BinaryTreeDictionary");
-      totalSizeField = type.getCIntegerField("_totalSize");
-   }
-
-   // Fields
-   private static CIntegerField totalSizeField;
-
-   // Accessors
-   public long size() {
-      return totalSizeField.getValue(addr);
-   }
-
-   // Constructor
-   public BinaryTreeDictionary(Address addr) {
-      super(addr);
-   }
-}
--- a/agent/src/share/classes/sun/jvm/hotspot/memory/CompactibleFreeListSpace.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/memory/CompactibleFreeListSpace.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2013, 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
@@ -117,9 +117,9 @@
       }
 
       // large block
-      BinaryTreeDictionary bfbd = (BinaryTreeDictionary) VMObjectFactory.newObject(BinaryTreeDictionary.class,
+      AFLBinaryTreeDictionary aflbd = (AFLBinaryTreeDictionary) VMObjectFactory.newObject(AFLBinaryTreeDictionary.class,
                                                                                    dictionaryField.getValue(addr));
-      size += bfbd.size();
+      size += aflbd.size();
 
 
       // linear block in TLAB
--- a/agent/src/share/classes/sun/jvm/hotspot/memory/FreeList.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/memory/FreeList.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,7 +1,7 @@
 /*
  * @(#)FreeList.java
  *
- * Copyright (c) 2000, 2008, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2013, 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
@@ -41,7 +41,7 @@
    }
 
    private static synchronized void initialize(TypeDataBase db) {
-      Type type = db.lookupType("FreeList");
+      Type type = db.lookupType("FreeList<FreeChunk>");
       sizeField = type.getCIntegerField("_size");
       countField = type.getCIntegerField("_count");
       headerSize = type.getSize();
--- a/agent/src/share/classes/sun/jvm/hotspot/oops/ConstMethod.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/oops/ConstMethod.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2013, 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
@@ -49,12 +49,18 @@
   private static int HAS_LOCALVARIABLE_TABLE;
   private static int HAS_EXCEPTION_TABLE;
   private static int HAS_GENERIC_SIGNATURE;
+  private static int HAS_METHOD_ANNOTATIONS;
+  private static int HAS_PARAMETER_ANNOTATIONS;
+  private static int HAS_DEFAULT_ANNOTATIONS;
+  private static int HAS_TYPE_ANNOTATIONS;
+
+  private static final int sizeofShort = 2;
 
   private static synchronized void initialize(TypeDataBase db) throws WrongTypeException {
     Type type                  = db.lookupType("ConstMethod");
     constants                  = new MetadataField(type.getAddressField("_constants"), 0);
     constMethodSize            = new CIntField(type.getCIntegerField("_constMethod_size"), 0);
-    flags                      = new ByteField(type.getJByteField("_flags"), 0);
+    flags                      = new CIntField(type.getCIntegerField("_flags"), 0);
 
     // enum constants for flags
     HAS_LINENUMBER_TABLE      = db.lookupIntConstant("ConstMethod::_has_linenumber_table").intValue();
@@ -62,6 +68,10 @@
     HAS_LOCALVARIABLE_TABLE   = db.lookupIntConstant("ConstMethod::_has_localvariable_table").intValue();
     HAS_EXCEPTION_TABLE       = db.lookupIntConstant("ConstMethod::_has_exception_table").intValue();
     HAS_GENERIC_SIGNATURE     = db.lookupIntConstant("ConstMethod::_has_generic_signature").intValue();
+    HAS_METHOD_ANNOTATIONS    = db.lookupIntConstant("ConstMethod::_has_method_annotations").intValue();
+    HAS_PARAMETER_ANNOTATIONS = db.lookupIntConstant("ConstMethod::_has_parameter_annotations").intValue();
+    HAS_DEFAULT_ANNOTATIONS   = db.lookupIntConstant("ConstMethod::_has_default_annotations").intValue();
+    HAS_TYPE_ANNOTATIONS      = db.lookupIntConstant("ConstMethod::_has_type_annotations").intValue();
 
     // Size of Java bytecodes allocated immediately after ConstMethod*.
     codeSize                   = new CIntField(type.getCIntegerField("_code_size"), 0);
@@ -92,7 +102,7 @@
   // Fields
   private static MetadataField constants;
   private static CIntField constMethodSize;
-  private static ByteField flags;
+  private static CIntField flags;
   private static CIntField codeSize;
   private static CIntField nameIndex;
   private static CIntField signatureIndex;
@@ -123,7 +133,7 @@
     return constMethodSize.getValue(this);
   }
 
-  public byte getFlags() {
+  public long getFlags() {
     return flags.getValue(this);
   }
 
@@ -253,7 +263,7 @@
   public void iterateFields(MetadataVisitor visitor) {
     visitor.doMetadata(constants, true);
       visitor.doCInt(constMethodSize, true);
-      visitor.doByte(flags, true);
+      visitor.doCInt(flags, true);
       visitor.doCInt(codeSize, true);
       visitor.doCInt(nameIndex, true);
       visitor.doCInt(signatureIndex, true);
@@ -381,6 +391,22 @@
     return (getFlags() & HAS_GENERIC_SIGNATURE) != 0;
   }
 
+  private boolean hasMethodAnnotations() {
+    return (getFlags() & HAS_METHOD_ANNOTATIONS) != 0;
+  }
+
+  private boolean hasParameterAnnotations() {
+    return (getFlags() & HAS_PARAMETER_ANNOTATIONS) != 0;
+  }
+
+  private boolean hasDefaultAnnotations() {
+    return (getFlags() & HAS_DEFAULT_ANNOTATIONS) != 0;
+  }
+
+  private boolean hasTypeAnnotations() {
+    return (getFlags() & HAS_TYPE_ANNOTATIONS) != 0;
+  }
+
 
   //---------------------------------------------------------------------------
   // Internals only below this point
@@ -400,9 +426,15 @@
     return offsetOfCodeEnd() + (isNative() ? 2 * VM.getVM().getAddressSize() : 0);
   }
 
-  // Offset of last short in Method*
+  // Offset of last short in Method* before annotations, if present
   private long offsetOfLastU2Element() {
-    return getSize() * VM.getVM().getObjectHeap().getOopSize() - 2;
+    int offset = 0;
+    if (hasMethodAnnotations()) offset++;
+    if (hasParameterAnnotations()) offset++;
+    if (hasTypeAnnotations()) offset++;
+    if (hasDefaultAnnotations()) offset++;
+    long wordSize = VM.getVM().getObjectHeap().getOopSize();
+    return (getSize() * wordSize) - (offset * wordSize) - sizeofShort;
   }
 
   // Offset of the generic signature index
@@ -411,7 +443,7 @@
   }
 
   private long offsetOfCheckedExceptionsLength() {
-    return hasGenericSignature() ? offsetOfLastU2Element() - 2 :
+    return hasGenericSignature() ? offsetOfLastU2Element() - sizeofShort :
                                    offsetOfLastU2Element();
   }
 
@@ -461,11 +493,11 @@
     }
 
     if (hasExceptionTable()) {
-      return offsetOfExceptionTable() - 2;
+      return offsetOfExceptionTable() - sizeofShort;
     } else if (hasCheckedExceptions()) {
-      return offsetOfCheckedExceptions() - 2;
+      return offsetOfCheckedExceptions() - sizeofShort;
     } else {
-      return hasGenericSignature() ? offsetOfLastU2Element() - 2 :
+      return hasGenericSignature() ? offsetOfLastU2Element() - sizeofShort :
                                      offsetOfLastU2Element();
     }
   }
@@ -493,9 +525,9 @@
       Assert.that(hasExceptionTable(), "should only be called if table is present");
     }
     if (hasCheckedExceptions()) {
-      return offsetOfCheckedExceptions() - 2;
+      return offsetOfCheckedExceptions() - sizeofShort;
     } else {
-      return hasGenericSignature() ? offsetOfLastU2Element() - 2 :
+      return hasGenericSignature() ? offsetOfLastU2Element() - sizeofShort :
                                      offsetOfLastU2Element();
     }
   }
--- a/agent/src/share/classes/sun/jvm/hotspot/oops/InstanceKlass.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/oops/InstanceKlass.java	Wed Feb 20 13:10:16 2013 -0800
@@ -52,6 +52,9 @@
   private static int LOW_OFFSET;
   private static int HIGH_OFFSET;
   private static int FIELD_SLOTS;
+  private static short FIELDINFO_TAG_SIZE;
+  private static short FIELDINFO_TAG_MASK;
+  private static short FIELDINFO_TAG_OFFSET;
 
   // ClassState constants
   private static int CLASS_STATE_ALLOCATED;
@@ -96,9 +99,13 @@
     NAME_INDEX_OFFSET              = db.lookupIntConstant("FieldInfo::name_index_offset").intValue();
     SIGNATURE_INDEX_OFFSET         = db.lookupIntConstant("FieldInfo::signature_index_offset").intValue();
     INITVAL_INDEX_OFFSET           = db.lookupIntConstant("FieldInfo::initval_index_offset").intValue();
-    LOW_OFFSET                     = db.lookupIntConstant("FieldInfo::low_offset").intValue();
-    HIGH_OFFSET                    = db.lookupIntConstant("FieldInfo::high_offset").intValue();
+    LOW_OFFSET                     = db.lookupIntConstant("FieldInfo::low_packed_offset").intValue();
+    HIGH_OFFSET                    = db.lookupIntConstant("FieldInfo::high_packed_offset").intValue();
     FIELD_SLOTS                    = db.lookupIntConstant("FieldInfo::field_slots").intValue();
+    FIELDINFO_TAG_SIZE             = db.lookupIntConstant("FIELDINFO_TAG_SIZE").shortValue();
+    FIELDINFO_TAG_MASK             = db.lookupIntConstant("FIELDINFO_TAG_MASK").shortValue();
+    FIELDINFO_TAG_OFFSET           = db.lookupIntConstant("FIELDINFO_TAG_OFFSET").shortValue();
+
     // read ClassState constants
     CLASS_STATE_ALLOCATED = db.lookupIntConstant("InstanceKlass::allocated").intValue();
     CLASS_STATE_LOADED = db.lookupIntConstant("InstanceKlass::loaded").intValue();
@@ -314,8 +321,12 @@
 
   public int getFieldOffset(int index) {
     U2Array fields = getFields();
-    return VM.getVM().buildIntFromShorts(fields.at(index * FIELD_SLOTS + LOW_OFFSET),
-                                         fields.at(index * FIELD_SLOTS + HIGH_OFFSET));
+    short lo = fields.at(index * FIELD_SLOTS + LOW_OFFSET);
+    short hi = fields.at(index * FIELD_SLOTS + HIGH_OFFSET);
+    if ((lo & FIELDINFO_TAG_MASK) == FIELDINFO_TAG_OFFSET) {
+      return VM.getVM().buildIntFromShorts(lo, hi) >> FIELDINFO_TAG_SIZE;
+    }
+    throw new RuntimeException("should not reach here");
   }
 
   // Accessors for declared fields
--- a/agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/oops/ObjectHeap.java	Wed Feb 20 13:10:16 2013 -0800
@@ -467,7 +467,7 @@
               liveRegions.add(tlab.start());
               liveRegions.add(tlab.start());
               liveRegions.add(tlab.top());
-              liveRegions.add(tlab.end());
+              liveRegions.add(tlab.hardEnd());
             }
           }
         }
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/OSThread.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/OSThread.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2004, 2013, 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
@@ -32,6 +32,7 @@
 // to the sys_thread_t structure of the classic JVM implementation.
 public class OSThread extends VMObject {
     private static JIntField interruptedField;
+    private static JIntField threadIdField;
     static {
         VM.registerVMInitializedObserver(new Observer() {
             public void update(Observable o, Object data) {
@@ -43,6 +44,7 @@
     private static synchronized void initialize(TypeDataBase db) {
         Type type = db.lookupType("OSThread");
         interruptedField = type.getJIntField("_interrupted");
+        threadIdField = type.getJIntField("_thread_id");
     }
 
     public OSThread(Address addr) {
@@ -52,4 +54,9 @@
     public boolean interrupted() {
         return ((int)interruptedField.getValue(addr)) != 0;
     }
+
+    public int threadId() {
+        return (int)threadIdField.getValue(addr);
+    }
+
 }
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/ThreadLocalAllocBuffer.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/ThreadLocalAllocBuffer.java	Wed Feb 20 13:10:16 2013 -0800
@@ -27,6 +27,7 @@
 import java.io.*;
 import java.util.*;
 import sun.jvm.hotspot.debugger.*;
+import sun.jvm.hotspot.oops.*;
 import sun.jvm.hotspot.types.*;
 
 /** <P> ThreadLocalAllocBuffer: a descriptor for thread-local storage
@@ -62,9 +63,22 @@
     super(addr);
   }
 
-  public Address start()                        { return startField.getValue(addr); }
-  public Address end()                          { return   endField.getValue(addr); }
-  public Address top()                          { return   topField.getValue(addr); }
+  public Address start()    { return startField.getValue(addr); }
+  public Address end()      { return   endField.getValue(addr); }
+  public Address top()      { return   topField.getValue(addr); }
+  public Address hardEnd()  { return end().addOffsetTo(alignmentReserve()); }
+
+  private long alignmentReserve() {
+    return Oop.alignObjectSize(endReserve());
+  }
+
+  private long endReserve() {
+    long minFillerArraySize = Array.baseOffsetInBytes(BasicType.T_INT);
+    long reserveForAllocationPrefetch = VM.getVM().getReserveForAllocationPrefetch();
+    long heapWordSize = VM.getVM().getHeapWordSize();
+
+    return Math.max(minFillerArraySize, reserveForAllocationPrefetch * heapWordSize);
+  }
 
   /** Support for iteration over heap -- not sure how this will
       interact with GC in reflective system, but necessary for the
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/VM.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/VM.java	Wed Feb 20 13:10:16 2013 -0800
@@ -114,6 +114,7 @@
   private int          invalidOSREntryBCI;
   private ReversePtrs  revPtrs;
   private VMRegImpl    vmregImpl;
+  private int          reserveForAllocationPrefetch;
 
   // System.getProperties from debuggee VM
   private Properties   sysProps;
@@ -293,6 +294,10 @@
        vmRelease = CStringUtilities.getString(releaseAddr);
        Address vmInternalInfoAddr = vmVersion.getAddressField("_s_internal_vm_info_string").getValue();
        vmInternalInfo = CStringUtilities.getString(vmInternalInfoAddr);
+
+       CIntegerType intType = (CIntegerType) db.lookupType("int");
+       CIntegerField reserveForAllocationPrefetchField = vmVersion.getCIntegerField("_reserve_for_allocation_prefetch");
+       reserveForAllocationPrefetch = (int)reserveForAllocationPrefetchField.getCInteger(intType);
     } catch (Exception exp) {
        throw new RuntimeException("can't determine target's VM version : " + exp.getMessage());
     }
@@ -778,6 +783,10 @@
     return vmInternalInfo;
   }
 
+  public int getReserveForAllocationPrefetch() {
+    return reserveForAllocationPrefetch;
+  }
+
   public boolean isSharingEnabled() {
     if (sharingEnabled == null) {
       Flag flag = getCommandLineFlag("UseSharedSpaces");
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/bsd_amd64/BsdAMD64JavaThreadPDAccess.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/bsd_amd64/BsdAMD64JavaThreadPDAccess.java	Wed Feb 20 13:10:16 2013 -0800
@@ -28,6 +28,8 @@
 import java.util.*;
 import sun.jvm.hotspot.debugger.*;
 import sun.jvm.hotspot.debugger.amd64.*;
+import sun.jvm.hotspot.debugger.bsd.BsdDebugger;
+import sun.jvm.hotspot.debugger.bsd.BsdDebuggerLocal;
 import sun.jvm.hotspot.runtime.*;
 import sun.jvm.hotspot.runtime.amd64.*;
 import sun.jvm.hotspot.runtime.x86.*;
@@ -38,8 +40,9 @@
   private static AddressField  lastJavaFPField;
   private static AddressField  osThreadField;
 
-  // Field from OSThread
+  // Fields from OSThread
   private static CIntegerField osThreadThreadIDField;
+  private static CIntegerField osThreadUniqueThreadIDField;
 
   // This is currently unneeded but is being kept in case we change
   // the currentFrameGuess algorithm
@@ -61,7 +64,8 @@
     lastJavaFPField         = anchorType.getAddressField("_last_Java_fp");
 
     Type osThreadType = db.lookupType("OSThread");
-    osThreadThreadIDField   = osThreadType.getCIntegerField("_thread_id");
+    osThreadThreadIDField = osThreadType.getCIntegerField("_thread_id");
+    osThreadUniqueThreadIDField = osThreadType.getCIntegerField("_unique_thread_id");
   }
 
   public    Address getLastJavaFP(Address addr) {
@@ -125,8 +129,9 @@
     Address osThreadAddr = osThreadField.getValue(addr);
     // Get the address of the _thread_id from the OSThread
     Address threadIdAddr = osThreadAddr.addOffsetTo(osThreadThreadIDField.getOffset());
+    Address uniqueThreadIdAddr = osThreadAddr.addOffsetTo(osThreadUniqueThreadIDField.getOffset());
 
-    JVMDebugger debugger = VM.getVM().getDebugger();
-    return debugger.getThreadForIdentifierAddress(threadIdAddr);
+    BsdDebuggerLocal debugger = (BsdDebuggerLocal) VM.getVM().getDebugger();
+    return debugger.getThreadForIdentifierAddress(threadIdAddr, uniqueThreadIdAddr);
   }
 }
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/win32_amd64/Win32AMD64JavaThreadPDAccess.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/win32_amd64/Win32AMD64JavaThreadPDAccess.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2005, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2005, 2013, 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
@@ -43,7 +43,7 @@
   private static AddressField  osThreadField;
 
   // Field from OSThread
-  private static Field         osThreadThreadHandleField;
+  private static Field         osThreadThreadIdField;
 
   // This is currently unneeded but is being kept in case we change
   // the currentFrameGuess algorithm
@@ -64,7 +64,7 @@
     osThreadField           = type.getAddressField("_osthread");
 
     type = db.lookupType("OSThread");
-    osThreadThreadHandleField = type.getField("_thread_handle");
+    osThreadThreadIdField = type.getField("_thread_id");
   }
 
   public Address getLastJavaFP(Address addr) {
@@ -128,10 +128,10 @@
     // Fetch the OSThread (for now and for simplicity, not making a
     // separate "OSThread" class in this package)
     Address osThreadAddr = osThreadField.getValue(addr);
-    // Get the address of the HANDLE within the OSThread
-    Address threadHandleAddr =
-      osThreadAddr.addOffsetTo(osThreadThreadHandleField.getOffset());
+    // Get the address of the thread_id within the OSThread
+    Address threadIdAddr =
+      osThreadAddr.addOffsetTo(osThreadThreadIdField.getOffset());
     JVMDebugger debugger = VM.getVM().getDebugger();
-    return debugger.getThreadForIdentifierAddress(threadHandleAddr);
+    return debugger.getThreadForIdentifierAddress(threadIdAddr);
   }
 }
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/win32_x86/Win32X86JavaThreadPDAccess.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/win32_x86/Win32X86JavaThreadPDAccess.java	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2013, 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
@@ -42,7 +42,7 @@
   private static AddressField  osThreadField;
 
   // Field from OSThread
-  private static Field         osThreadThreadHandleField;
+  private static Field         osThreadThreadIdField;
 
   // This is currently unneeded but is being kept in case we change
   // the currentFrameGuess algorithm
@@ -63,7 +63,7 @@
     osThreadField           = type.getAddressField("_osthread");
 
     type = db.lookupType("OSThread");
-    osThreadThreadHandleField = type.getField("_thread_handle");
+    osThreadThreadIdField = type.getField("_thread_id");
   }
 
   public Address getLastJavaFP(Address addr) {
@@ -127,10 +127,10 @@
     // Fetch the OSThread (for now and for simplicity, not making a
     // separate "OSThread" class in this package)
     Address osThreadAddr = osThreadField.getValue(addr);
-    // Get the address of the HANDLE within the OSThread
-    Address threadHandleAddr =
-      osThreadAddr.addOffsetTo(osThreadThreadHandleField.getOffset());
+    // Get the address of the thread_id within the OSThread
+    Address threadIdAddr =
+      osThreadAddr.addOffsetTo(osThreadThreadIdField.getOffset());
     JVMDebugger debugger = VM.getVM().getDebugger();
-    return debugger.getThreadForIdentifierAddress(threadHandleAddr);
+    return debugger.getThreadForIdentifierAddress(threadIdAddr);
   }
 }
--- a/make/Makefile	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/Makefile	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2005, 2013, 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
@@ -87,7 +87,6 @@
 # Typical C1/C2 targets made available with this Makefile
 C1_VM_TARGETS=product1 fastdebug1 optimized1 jvmg1
 C2_VM_TARGETS=product  fastdebug  optimized  jvmg
-KERNEL_VM_TARGETS=productkernel fastdebugkernel optimizedkernel jvmgkernel
 ZERO_VM_TARGETS=productzero fastdebugzero optimizedzero jvmgzero
 SHARK_VM_TARGETS=productshark fastdebugshark optimizedshark jvmgshark
 MINIMAL1_VM_TARGETS=productminimal1 fastdebugminimal1 jvmgminimal1
@@ -161,11 +160,6 @@
 	$(CD) $(GAMMADIR)/make; \
 	$(MAKE) BUILD_FLAVOR=$@ VM_TARGET=$@ generic_build2 $(ALT_OUT)
 
-$(KERNEL_VM_TARGETS):
-	$(CD) $(GAMMADIR)/make; \
-	$(MAKE) BUILD_FLAVOR=$(@:%kernel=%) VM_TARGET=$@ \
-	  generic_buildkernel $(ALT_OUT)
-
 $(ZERO_VM_TARGETS):
 	$(CD) $(GAMMADIR)/make; \
 	$(MAKE) BUILD_FLAVOR=$(@:%zero=%) VM_TARGET=$@ \
@@ -223,24 +217,6 @@
 		      $(MAKE_ARGS) $(VM_TARGET)
 endif
 
-generic_buildkernel:
-	$(MKDIR) -p $(OUTPUTDIR)
-ifeq ($(OSNAME),windows)
-  ifeq ($(ARCH_DATA_MODEL), 32)
-	$(CD) $(OUTPUTDIR); \
-	    $(NMAKE) -f $(ABS_OS_MAKEFILE) \
-		      Variant=kernel \
-                      WorkSpace=$(ABS_GAMMADIR) \
-		      BootStrapDir=$(ABS_BOOTDIR) \
-                      BuildUser=$(USERNAME) \
-		      $(MAKE_ARGS) $(VM_TARGET:%kernel=%)
-  else
-	@$(ECHO) "No kernel ($(VM_TARGET)) for ARCH_DATA_MODEL=$(ARCH_DATA_MODEL)"
-  endif
-else
-	@$(ECHO) "No kernel ($(VM_TARGET)) for OS_NAME=$(OSNAME)"
-endif
-
 generic_buildzero:
 	$(MKDIR) -p $(OUTPUTDIR)
 	$(CD) $(OUTPUTDIR); \
@@ -314,12 +290,10 @@
 DOCS_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_docs
 C1_BASE_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_compiler1
 C2_BASE_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_compiler2
-KERNEL_BASE_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_kernel
 ZERO_BASE_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_zero
 SHARK_BASE_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_shark
 C1_DIR=$(C1_BASE_DIR)/$(VM_SUBDIR)
 C2_DIR=$(C2_BASE_DIR)/$(VM_SUBDIR)
-KERNEL_DIR=$(KERNEL_BASE_DIR)/$(VM_SUBDIR)
 ZERO_DIR=$(ZERO_BASE_DIR)/$(VM_SUBDIR)
 SHARK_DIR=$(SHARK_BASE_DIR)/$(VM_SUBDIR)
 MINIMAL1_BASE_DIR=$(OUTPUTDIR)/$(VM_PLATFORM)_minimal1
@@ -333,10 +307,6 @@
     MISC_DIR=$(C1_DIR)
     GEN_DIR=$(C1_BASE_DIR)/generated
 endif
-ifeq ($(JVM_VARIANT_KERNEL), true)
-    MISC_DIR=$(C2_DIR)
-    GEN_DIR=$(C2_BASE_DIR)/generated
-endif
 ifeq ($(JVM_VARIANT_ZEROSHARK), true)
     MISC_DIR=$(SHARK_DIR)
     GEN_DIR=$(SHARK_BASE_DIR)/generated
@@ -386,16 +356,6 @@
 	$(install-file)
 $(EXPORT_SERVER_DIR)/%.map:  $(C2_DIR)/%.map
 	$(install-file)
-
-# Kernel files always come from kernel area
-$(EXPORT_KERNEL_DIR)/%.diz:  $(KERNEL_DIR)/%.diz
-	$(install-file)
-$(EXPORT_KERNEL_DIR)/%.dll:  $(KERNEL_DIR)/%.dll
-	$(install-file)
-$(EXPORT_KERNEL_DIR)/%.pdb:  $(KERNEL_DIR)/%.pdb
-	$(install-file)
-$(EXPORT_KERNEL_DIR)/%.map:  $(KERNEL_DIR)/%.map
-	$(install-file)
 endif
 
 # Minimal JVM files always come from minimal area
@@ -538,7 +498,7 @@
 	$(install-file)
 
 # Xusage file
-$(EXPORT_SERVER_DIR)/Xusage.txt $(EXPORT_CLIENT_DIR)/Xusage.txt $(EXPORT_KERNEL_DIR)/Xusage.txt $(EXPORT_MINIMAL_DIR)/Xusage.txt: $(XUSAGE)
+$(EXPORT_SERVER_DIR)/Xusage.txt $(EXPORT_CLIENT_DIR)/Xusage.txt $(EXPORT_MINIMAL_DIR)/Xusage.txt: $(XUSAGE)
 	$(prep-target)
 	$(RM) $@.temp
 	$(SED) 's/\(separated by \)[;:]/\1$(PATH_SEP)/g' $< > $@.temp
@@ -551,7 +511,6 @@
 clean_build:
 	$(RM) -r $(C1_DIR)
 	$(RM) -r $(C2_DIR)
-	$(RM) -r $(KERNEL_DIR)
 	$(RM) -r $(ZERO_DIR)
 	$(RM) -r $(SHARK_DIR)
 	$(RM) -r $(MINIMAL1_DIR)
@@ -586,10 +545,6 @@
 	$(JDK_IMAGE_DIR)/bin/java -d$(ARCH_DATA_MODEL) -server -Xinternalversion
 	$(JDK_IMAGE_DIR)/bin/java -d$(ARCH_DATA_MODEL) -server -version
   endif
-  ifeq ($(JVM_VARIANT_KERNEL), true)
-	$(JDK_IMAGE_DIR)/bin/java -d$(ARCH_DATA_MODEL) -kernel -Xinternalversion
-	$(JDK_IMAGE_DIR)/bin/java -d$(ARCH_DATA_MODEL) -kernel -version
-  endif
 
 copy_product_jdk::
 	$(RM) -r $(JDK_IMAGE_DIR)
@@ -665,7 +620,6 @@
 	@$(ECHO) "Other targets are:"
 	@$(ECHO) "   $(C1_VM_TARGETS)"
 	@$(ECHO) "   $(C2_VM_TARGETS)"
-	@$(ECHO) "   $(KERNEL_VM_TARGETS)"
 	@$(ECHO) "   $(MINIMAL1_VM_TARGETS)"
 
 # Variable help (only common ones used by this workspace)
@@ -761,8 +715,8 @@
 include $(GAMMADIR)/make/jprt.gmk
 
 .PHONY: all world clobber clean help $(C1_VM_TARGETS) $(C2_VM_TARGETS) \
-        $(KERNEL_VM_TARGETS) $(MINIMAL1_VM_TARGETS) \
-	generic_build1 generic_build2 generic_buildkernel generic_buildminimal1 generic_export \
+        $(MINIMAL1_VM_TARGETS) \
+	generic_build1 generic_build2 generic_buildminimal1 generic_export \
 	export_product export_fastdebug export_debug export_optimized \
 	export_jdk_product export_jdk_fastdebug export_jdk_debug \
 	create_jdk copy_jdk update_jdk test_jdk \
--- a/make/bsd/makefiles/dtrace.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/bsd/makefiles/dtrace.make	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2005, 2013, 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
@@ -25,10 +25,9 @@
 # Rules to build jvm_db/dtrace, used by vm.make
 
 # We build libjvm_dtrace/libjvm_db/dtrace for COMPILER1 and COMPILER2
-# but not for CORE or KERNEL configurations.
+# but not for CORE configuration.
 
 ifneq ("${TYPE}", "CORE")
-ifneq ("${TYPE}", "KERNEL")
 
 ifeq ($(OS_VENDOR), Darwin)
 # we build dtrace for macosx using USDT2 probes
@@ -280,13 +279,6 @@
 endif # ifeq ($(OS_VENDOR), Darwin)
 
 
-else # KERNEL build
-
-dtraceCheck:
-	$(QUIETLY) echo "**NOTICE** Dtrace support disabled for KERNEL builds"
-
-endif # ifneq ("${TYPE}", "KERNEL")
-
 else # CORE build
 
 dtraceCheck:
--- a/make/bsd/makefiles/mapfile-vers-debug	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/bsd/makefiles/mapfile-vers-debug	Wed Feb 20 13:10:16 2013 -0800
@@ -3,7 +3,7 @@
 #
 
 #
-# Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2013, 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
@@ -188,6 +188,7 @@
                 JVM_IsSilentCompiler;
                 JVM_IsSupportedJNIVersion;
                 JVM_IsThreadAlive;
+                JVM_IsVMGeneratedMethodIx;
                 JVM_LatestUserDefinedLoader;
                 JVM_Listen;
                 JVM_LoadClass0;
@@ -205,7 +206,6 @@
                 JVM_NewMultiArray;
                 JVM_OnExit;
                 JVM_Open;
-                JVM_PrintStackTrace;
                 JVM_RaiseSignal;
                 JVM_RawMonitorCreate;
                 JVM_RawMonitorDestroy;
--- a/make/bsd/makefiles/mapfile-vers-product	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/bsd/makefiles/mapfile-vers-product	Wed Feb 20 13:10:16 2013 -0800
@@ -3,7 +3,7 @@
 #
 
 #
-# Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2013, 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
@@ -188,6 +188,7 @@
                 JVM_IsSilentCompiler;
                 JVM_IsSupportedJNIVersion;
                 JVM_IsThreadAlive;
+                JVM_IsVMGeneratedMethodIx;
                 JVM_LatestUserDefinedLoader;
                 JVM_Listen;
                 JVM_LoadClass0;
@@ -205,7 +206,6 @@
                 JVM_NewMultiArray;
                 JVM_OnExit;
                 JVM_Open;
-                JVM_PrintStackTrace;
                 JVM_RaiseSignal;
                 JVM_RawMonitorCreate;
                 JVM_RawMonitorDestroy;
--- a/make/bsd/makefiles/minimal1.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/bsd/makefiles/minimal1.make	Wed Feb 20 13:10:16 2013 -0800
@@ -30,7 +30,7 @@
 INCLUDE_JNI_CHECK ?= false
 INCLUDE_SERVICES ?= false
 INCLUDE_MANAGEMENT ?= false
-INCLUDE_ALTERNATE_GCS ?= false
+INCLUDE_ALL_GCS ?= false
 INCLUDE_NMT ?= false
 INCLUDE_CDS ?= false
 
--- a/make/excludeSrc.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/excludeSrc.make	Wed Feb 20 13:10:16 2013 -0800
@@ -72,12 +72,10 @@
       Src_Files_EXCLUDE += metaspaceShared.cpp
 endif
 
-ifeq ($(INCLUDE_ALTERNATE_GCS), false)
-      CXXFLAGS += -DINCLUDE_ALTERNATE_GCS=0
-      CFLAGS += -DINCLUDE_ALTERNATE_GCS=0
+ifeq ($(INCLUDE_ALL_GCS), false)
+      CXXFLAGS += -DINCLUDE_ALL_GCS=0
+      CFLAGS += -DINCLUDE_ALL_GCS=0
 
-      CXXFLAGS += -DSERIALGC
-      CFLAGS += -DSERIALGC
       Src_Files_EXCLUDE += \
 	cmsAdaptiveSizePolicy.cpp cmsCollectorPolicy.cpp \
 	cmsGCAdaptivePolicyCounters.cpp cmsLockVerifier.cpp cmsPermGen.cpp compactibleFreeListSpace.cpp \
--- a/make/hotspot_version	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/hotspot_version	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 # 
-# Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2013, 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
@@ -31,11 +31,11 @@
 #
 
 # Don't put quotes (fail windows build).
-HOTSPOT_VM_COPYRIGHT=Copyright 2012
+HOTSPOT_VM_COPYRIGHT=Copyright 2013
 
 HS_MAJOR_VER=25
 HS_MINOR_VER=0
-HS_BUILD_NUMBER=15
+HS_BUILD_NUMBER=19
 
 JDK_MAJOR_VER=1
 JDK_MINOR_VER=8
--- a/make/linux/makefiles/mapfile-vers-debug	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/linux/makefiles/mapfile-vers-debug	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2013, 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
@@ -184,6 +184,7 @@
                 JVM_IsSilentCompiler;
                 JVM_IsSupportedJNIVersion;
                 JVM_IsThreadAlive;
+                JVM_IsVMGeneratedMethodIx;
                 JVM_LatestUserDefinedLoader;
                 JVM_Listen;
                 JVM_LoadClass0;
@@ -201,7 +202,6 @@
                 JVM_NewMultiArray;
                 JVM_OnExit;
                 JVM_Open;
-                JVM_PrintStackTrace;
                 JVM_RaiseSignal;
                 JVM_RawMonitorCreate;
                 JVM_RawMonitorDestroy;
--- a/make/linux/makefiles/mapfile-vers-product	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/linux/makefiles/mapfile-vers-product	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2013, 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
@@ -184,6 +184,7 @@
                 JVM_IsSilentCompiler;
                 JVM_IsSupportedJNIVersion;
                 JVM_IsThreadAlive;
+                JVM_IsVMGeneratedMethodIx;
                 JVM_LatestUserDefinedLoader;
                 JVM_Listen;
                 JVM_LoadClass0;
@@ -201,7 +202,6 @@
                 JVM_NewMultiArray;
                 JVM_OnExit;
                 JVM_Open;
-                JVM_PrintStackTrace;
                 JVM_RaiseSignal;
                 JVM_RawMonitorCreate;
                 JVM_RawMonitorDestroy;
--- a/make/linux/makefiles/minimal1.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/linux/makefiles/minimal1.make	Wed Feb 20 13:10:16 2013 -0800
@@ -30,7 +30,7 @@
 INCLUDE_JNI_CHECK ?= false
 INCLUDE_SERVICES ?= false
 INCLUDE_MANAGEMENT ?= false
-INCLUDE_ALTERNATE_GCS ?= false
+INCLUDE_ALL_GCS ?= false
 INCLUDE_NMT ?= false
 INCLUDE_CDS ?= false
 
--- a/make/solaris/Makefile	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/solaris/Makefile	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 1998, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 1998, 2013, 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
@@ -157,13 +157,11 @@
 SUBDIRS_C2        = $(addprefix $(OSNAME)_$(BUILDARCH)_compiler2/,$(TARGETS))
 SUBDIRS_TIERED    = $(addprefix $(OSNAME)_$(BUILDARCH)_tiered/,$(TARGETS))
 SUBDIRS_CORE      = $(addprefix $(OSNAME)_$(BUILDARCH)_core/,$(TARGETS))
-SUBDIRS_KERNEL    = $(addprefix $(OSNAME)_$(BUILDARCH)_kernel/,$(TARGETS))
 
 TARGETS_C2        = $(TARGETS)
 TARGETS_C1        = $(addsuffix 1,$(TARGETS))
 TARGETS_TIERED    = $(addsuffix tiered,$(TARGETS))
 TARGETS_CORE      = $(addsuffix core,$(TARGETS))
-TARGETS_KERNEL    = $(addsuffix kernel,$(TARGETS))
 
 BUILDTREE_MAKE    = $(GAMMADIR)/make/$(OSNAME)/makefiles/buildtree.make
 BUILDTREE_VARS    = GAMMADIR=$(GAMMADIR) OS_FAMILY=$(OSNAME) ARCH=$(SRCARCH) BUILDARCH=$(BUILDARCH) LIBARCH=$(LIBARCH)
@@ -229,10 +227,6 @@
 	$(QUIETLY) $(MAKE) -f $(GAMMADIR)/make/$(OSNAME)/Makefile checks
 	$(BUILDTREE) VARIANT=core
 
-$(SUBDIRS_KERNEL): $(BUILDTREE_MAKE)
-	$(QUIETLY) $(MAKE) -f $(GAMMADIR)/make/$(OSNAME)/Makefile checks
-	$(BUILDTREE) VARIANT=kernel
-
 # Define INSTALL=y at command line to automatically copy JVM into JAVA_HOME
 
 $(TARGETS_C2):  $(SUBDIRS_C2)
@@ -271,20 +265,10 @@
 	cd $(OSNAME)_$(BUILDARCH)_core/$(patsubst %core,%,$@) && $(MAKE) $(MFLAGS) install
 endif
 
-$(TARGETS_KERNEL):  $(SUBDIRS_KERNEL)
-	cd $(OSNAME)_$(BUILDARCH)_kernel/$(patsubst %kernel,%,$@) && $(MAKE) $(MFLAGS)
-ifeq ($(TEST_IN_BUILD),true)
-	cd $(OSNAME)_$(BUILDARCH)_kernel/$(patsubst %kernel,%,$@) && ./test_gamma
-endif
-ifdef INSTALL
-	cd $(OSNAME)_$(BUILDARCH)_kernel/$(patsubst %kernel,%,$@) && $(MAKE) $(MFLAGS) install
-endif
-
 # Just build the tree, and nothing else:
 tree:      $(SUBDIRS_C2)
 tree1:     $(SUBDIRS_C1)
 treecore:  $(SUBDIRS_CORE)
-treekernel:  $(SUBDIRS_KERNEL)
 
 # Doc target.  This is the same for all build options.
 #     Hence create a docs directory beside ...$(ARCH)_[...]
@@ -304,10 +288,10 @@
 clean_docs:
 	rm -rf $(SUBDIR_DOCS)
 
-clean_compiler1 clean_compiler2 clean_core clean_kernel:
+clean_compiler1 clean_compiler2 clean_core:
 	rm -rf $(OSNAME)_$(BUILDARCH)_$(subst clean_,,$@)
 
-clean:  clean_compiler2 clean_compiler1 clean_core clean_docs clean_kernel
+clean:  clean_compiler2 clean_compiler1 clean_core clean_docs
 
 include $(GAMMADIR)/make/cscope.make
 
--- a/make/solaris/makefiles/dtrace.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/solaris/makefiles/dtrace.make	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2005, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2005, 2013, 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
@@ -25,10 +25,9 @@
 # Rules to build jvm_db/dtrace, used by vm.make
 
 # We build libjvm_dtrace/libjvm_db/dtrace for COMPILER1 and COMPILER2
-# but not for CORE or KERNEL configurations.
+# but not for CORE configuration.
 
 ifneq ("${TYPE}", "CORE")
-ifneq ("${TYPE}", "KERNEL")
 
 ifdef USE_GCC
 
@@ -362,13 +361,6 @@
 
 endif # ifdef USE_GCC
 
-else # KERNEL build
-
-dtraceCheck:
-	$(QUIETLY) echo "**NOTICE** Dtrace support disabled for KERNEL builds"
-
-endif # ifneq ("${TYPE}", "KERNEL")
-
 else # CORE build
 
 dtraceCheck:
--- a/make/solaris/makefiles/kernel.make	Tue Jan 29 10:21:10 2013 -0800
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,32 +0,0 @@
-#
-# Copyright (c) 2007, 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.
-#  
-#
-# 
-# Sets make macros for making kernel version of VM.
-# This target on solaris is just tempoarily for debugging the kernel build.
-
-TYPE=KERNEL
-
-VM_SUBDIR = client
-
-CFLAGS += -DKERNEL
--- a/make/solaris/makefiles/mapfile-vers	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/solaris/makefiles/mapfile-vers	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2000, 2011, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2000, 2013, 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
@@ -184,6 +184,7 @@
                 JVM_IsSilentCompiler;
                 JVM_IsSupportedJNIVersion;
                 JVM_IsThreadAlive;
+                JVM_IsVMGeneratedMethodIx;
                 JVM_LatestUserDefinedLoader;
                 JVM_Listen;
                 JVM_LoadClass0;
@@ -201,7 +202,6 @@
                 JVM_NewMultiArray;
                 JVM_OnExit;
                 JVM_Open;
-                JVM_PrintStackTrace;
                 JVM_RaiseSignal;
                 JVM_RawMonitorCreate;
                 JVM_RawMonitorDestroy;
--- a/make/windows/build.bat	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/windows/build.bat	Wed Feb 20 13:10:16 2013 -0800
@@ -1,6 +1,6 @@
 @echo off
 REM
-REM Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+REM Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
 REM DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 REM
 REM This code is free software; you can redistribute it and/or modify it
@@ -67,7 +67,6 @@
 
 :test1
 if "%2" == "core"      goto test2
-if "%2" == "kernel"    goto test2
 if "%2" == "compiler1" goto test2
 if "%2" == "compiler2" goto test2
 if "%2" == "tiered"    goto test2
@@ -109,7 +108,7 @@
 echo.
 echo where:
 echo flavor is "product", "debug" or "fastdebug",
-echo version is "core", "kernel", "compiler1", "compiler2", or "tiered",
+echo version is "core", "compiler1", "compiler2", or "tiered",
 echo workspace is source directory without trailing slash, 
 echo bootstrap_dir is a full path to a JDK in which bin/java 
 echo   and bin/javac are present and working, and build_id is an 
--- a/make/windows/create_obj_files.sh	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/windows/create_obj_files.sh	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2010, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2010, 2013, 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
@@ -107,7 +107,6 @@
 # Include dirs per type.
 case "${TYPE}" in
     "core")      Src_Dirs="${CORE_PATHS}" ;;
-    "kernel")    Src_Dirs="${BASE_PATHS} ${COMPILER1_PATHS}" ;;
     "compiler1") Src_Dirs="${CORE_PATHS} ${COMPILER1_PATHS}" ;;
     "compiler2") Src_Dirs="${CORE_PATHS} ${COMPILER2_PATHS}" ;;
     "tiered")    Src_Dirs="${CORE_PATHS} ${COMPILER1_PATHS} ${COMPILER2_PATHS}" ;;
@@ -120,16 +119,12 @@
 SHARK_SPECIFIC_FILES="shark"
 ZERO_SPECIFIC_FILES="zero"
 
-# These files need to be excluded when building the kernel target.
-KERNEL_EXCLUDED_FILES="attachListener.cpp attachListener_windows.cpp metaspaceShared_${Platform_arch_model}.cpp forte.cpp fprofiler.cpp heapDumper.cpp heapInspection.cpp jniCheck.cpp jvmtiCodeBlobEvents.cpp jvmtiExtensions.cpp jvmtiImpl.cpp jvmtiRawMonitor.cpp jvmtiTagMap.cpp jvmtiTrace.cpp vmStructs.cpp g1MemoryPool.cpp psMemoryPool.cpp gcAdaptivePolicyCounters.cpp concurrentGCThread.cpp metaspaceShared.cpp mutableNUMASpace.cpp allocationStats.cpp gSpaceCounters.cpp immutableSpace.cpp mutableSpace.cpp spaceCounters.cpp yieldingWorkgroup.cpp"
-
 # Always exclude these.
 Src_Files_EXCLUDE="jsig.c jvmtiEnvRecommended.cpp jvmtiEnvStub.cpp"
 
 # Exclude per type.
 case "${TYPE}" in
     "core")      Src_Files_EXCLUDE="${Src_Files_EXCLUDE} ${COMPILER1_SPECIFIC_FILES} ${COMPILER2_SPECIFIC_FILES} ${ZERO_SPECIFIC_FILES} ${SHARK_SPECIFIC_FILES} ciTypeFlow.cpp" ;;
-    "kernel")    Src_Files_EXCLUDE="${Src_Files_EXCLUDE} ${COMPILER2_SPECIFIC_FILES} ${ZERO_SPECIFIC_FILES} ${SHARK_SPECIFIC_FILES} ${KERNEL_EXCLUDED_FILES} ciTypeFlow.cpp" ;;
     "compiler1") Src_Files_EXCLUDE="${Src_Files_EXCLUDE} ${COMPILER2_SPECIFIC_FILES} ${ZERO_SPECIFIC_FILES} ${SHARK_SPECIFIC_FILES} ciTypeFlow.cpp" ;;
     "compiler2") Src_Files_EXCLUDE="${Src_Files_EXCLUDE} ${COMPILER1_SPECIFIC_FILES} ${ZERO_SPECIFIC_FILES} ${SHARK_SPECIFIC_FILES}" ;;
     "tiered")    Src_Files_EXCLUDE="${Src_Files_EXCLUDE} ${ZERO_SPECIFIC_FILES} ${SHARK_SPECIFIC_FILES}" ;;
--- a/make/windows/makefiles/defs.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/windows/makefiles/defs.make	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2006, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -157,7 +157,7 @@
 MAKE_ARGS += RM="$(RM)"
 MAKE_ARGS += ZIPEXE=$(ZIPEXE)
 
-# On 32 bit windows we build server, client and kernel, on 64 bit just server.
+# On 32 bit windows we build server and client, on 64 bit just server.
 ifeq ($(JVM_VARIANTS),)
   ifeq ($(ARCH_DATA_MODEL), 32)
     JVM_VARIANTS:=client,server
@@ -250,7 +250,6 @@
 
 EXPORT_SERVER_DIR = $(EXPORT_JRE_BIN_DIR)/server
 EXPORT_CLIENT_DIR = $(EXPORT_JRE_BIN_DIR)/client
-EXPORT_KERNEL_DIR = $(EXPORT_JRE_BIN_DIR)/kernel
 
 ifeq ($(JVM_VARIANT_SERVER),true)
   EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt
@@ -277,18 +276,6 @@
     endif
   endif
 endif
-ifeq ($(JVM_VARIANT_KERNEL),true)
-  EXPORT_LIST += $(EXPORT_KERNEL_DIR)/Xusage.txt
-  EXPORT_LIST += $(EXPORT_KERNEL_DIR)/jvm.$(LIBRARY_SUFFIX)
-  ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-    ifeq ($(ZIP_DEBUGINFO_FILES),1)
-      EXPORT_LIST += $(EXPORT_KERNEL_DIR)/jvm.diz
-    else
-      EXPORT_LIST += $(EXPORT_KERNEL_DIR)/jvm.pdb
-      EXPORT_LIST += $(EXPORT_KERNEL_DIR)/jvm.map
-    endif
-  endif
-endif
 
 EXPORT_LIST += $(EXPORT_JRE_LIB_DIR)/wb.jar
 
--- a/make/windows/makefiles/projectcreator.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/windows/makefiles/projectcreator.make	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 1999, 2013, 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
@@ -167,63 +167,6 @@
 $(ProjectCreatorIDEOptionsIgnoreCompiler2:TARGET=core)
 
 ##################################################
-# JKERNEL specific options
-##################################################
-ProjectCreatorIDEOptions=$(ProjectCreatorIDEOptions) \
- -define_kernel KERNEL \
-$(ProjectCreatorIDEOptionsIgnoreCompiler2:TARGET=kernel) \
- -ignorePath_kernel src/share/vm/gc_implementation/parallelScavenge \
- -ignorePath_kernel src/share/vm/gc_implementation/parNew \
- -ignorePath_kernel src/share/vm/gc_implementation/concurrentMarkSweep \
- -ignorePath_kernel src/share/vm/gc_implementation/g1 \
- -ignoreFile_kernel attachListener.cpp \
- -ignoreFile_kernel attachListener_windows.cpp \
- -ignoreFile_kernel dump.cpp \
- -ignoreFile_kernel dump_$(Platform_arch_model).cpp \
- -ignoreFile_kernel forte.cpp \
- -ignoreFile_kernel fprofiler.cpp \
- -ignoreFile_kernel heapDumper.cpp \
- -ignoreFile_kernel heapInspection.cpp \
- -ignoreFile_kernel jniCheck.cpp \
- -ignoreFile_kernel jvmtiCodeBlobEvents.cpp \
- -ignoreFile_kernel jvmtiExtensions.cpp \
- -ignoreFile_kernel jvmtiImpl.cpp \
- -ignoreFile_kernel jvmtiRawMonitor.cpp \
- -ignoreFile_kernel jvmtiTagMap.cpp \
- -ignoreFile_kernel jvmtiTrace.cpp \
- -ignoreFile_kernel jvmtiTrace.hpp \
- -ignoreFile_kernel restore.cpp \
- -ignoreFile_kernel serialize.cpp \
- -ignoreFile_kernel vmStructs.cpp \
- -ignoreFile_kernel g1MemoryPool.cpp \
- -ignoreFile_kernel g1MemoryPool.hpp \
- -ignoreFile_kernel psMemoryPool.cpp \
- -ignoreFile_kernel psMemoryPool.hpp \
- -ignoreFile_kernel gcAdaptivePolicyCounters.cpp \
- -ignoreFile_kernel concurrentGCThread.cpp \
- -ignoreFile_kernel mutableNUMASpace.cpp \
- -ignoreFile_kernel ciTypeFlow.cpp \
- -ignoreFile_kernel ciTypeFlow.hpp \
- -ignoreFile_kernel oop.pcgc.inline.hpp \
- -ignoreFile_kernel oop.psgc.inline.hpp \
- -ignoreFile_kernel allocationStats.cpp \
- -ignoreFile_kernel allocationStats.hpp \
- -ignoreFile_kernel concurrentGCThread.hpp \
- -ignoreFile_kernel gSpaceCounters.cpp \
- -ignoreFile_kernel gSpaceCounters.hpp \
- -ignoreFile_kernel gcAdaptivePolicyCounters.hpp \
- -ignoreFile_kernel immutableSpace.cpp \
- -ignoreFile_kernel mutableNUMASpace.hpp \
- -ignoreFile_kernel mutableSpace.cpp \
- -ignoreFile_kernel spaceCounters.cpp \
- -ignoreFile_kernel spaceCounters.hpp \
- -ignoreFile_kernel yieldingWorkgroup.cpp \
- -ignoreFile_kernel yieldingWorkgroup.hpp \
- -ignorePath_kernel vmStructs_ \
- -ignoreFile_kernel $(Platform_arch_model).ad \
- -additionalFile_kernel gcTaskManager.hpp
-
-##################################################
 # Client(C1) compiler specific options
 ##################################################
 ProjectCreatorIDEOptions=$(ProjectCreatorIDEOptions) \
--- a/make/windows/makefiles/vm.make	Tue Jan 29 10:21:10 2013 -0800
+++ b/make/windows/makefiles/vm.make	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 1997, 2013, 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
@@ -44,10 +44,6 @@
 # No need to define anything, CORE is defined as !COMPILER1 && !COMPILER2
 !endif
 
-!if "$(Variant)" == "kernel"
-CXX_FLAGS=$(CXX_FLAGS) /D "KERNEL"
-!endif
-
 !if "$(Variant)" == "compiler1"
 CXX_FLAGS=$(CXX_FLAGS) /D "COMPILER1"
 !endif
--- a/src/cpu/sparc/vm/c1_CodeStubs_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/c1_CodeStubs_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -30,10 +30,11 @@
 #include "c1/c1_Runtime1.hpp"
 #include "nativeInst_sparc.hpp"
 #include "runtime/sharedRuntime.hpp"
+#include "utilities/macros.hpp"
 #include "vmreg_sparc.inline.hpp"
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 #define __ ce->masm()->
 
@@ -420,7 +421,7 @@
 
 
 ///////////////////////////////////////////////////////////////////////////////////
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
 void G1PreBarrierStub::emit_code(LIR_Assembler* ce) {
   // At this point we know that marking is in progress.
@@ -483,7 +484,7 @@
   __ delayed()->nop();
 }
 
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 ///////////////////////////////////////////////////////////////////////////////////
 
 #undef __
--- a/src/cpu/sparc/vm/c1_Runtime1_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/c1_Runtime1_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -35,6 +35,7 @@
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/signature.hpp"
 #include "runtime/vframeArray.hpp"
+#include "utilities/macros.hpp"
 #include "vmreg_sparc.inline.hpp"
 
 // Implementation of StubAssembler
@@ -822,7 +823,7 @@
       }
       break;
 
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case g1_pre_barrier_slow_id:
       { // G4: previous value of memory
         BarrierSet* bs = Universe::heap()->barrier_set();
@@ -984,7 +985,7 @@
         __ delayed()->restore();
       }
       break;
-#endif // !SERIALGC
+#endif // INCLUDE_ALL_GCS
 
     default:
       { __ set_info("unimplemented entry", dont_gc_arguments);
--- a/src/cpu/sparc/vm/c2_globals_sparc.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/c2_globals_sparc.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -42,7 +42,7 @@
 #else
 define_pd_global(bool, ProfileInterpreter,           true);
 #endif // CC_INTERP
-define_pd_global(bool, TieredCompilation,            trueInTiered);
+define_pd_global(bool, TieredCompilation,            false);
 define_pd_global(intx, CompileThreshold,             10000);
 define_pd_global(intx, BackEdgeThreshold,            140000);
 
--- a/src/cpu/sparc/vm/cppInterpreter_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/cppInterpreter_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -45,6 +45,7 @@
 #include "runtime/timer.hpp"
 #include "runtime/vframeArray.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 #ifdef SHARK
 #include "shark/shark_globals.hpp"
 #endif
@@ -551,7 +552,7 @@
 }
 
 address InterpreterGenerator::generate_Reference_get_entry(void) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   if (UseG1GC) {
     // We need to generate have a routine that generates code to:
     //   * load the value in the referent field
@@ -563,7 +564,7 @@
     // field as live.
     Unimplemented();
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // If G1 is not enabled then attempt to go through the accessor entry point
   // Reference.get is an accessor
--- a/src/cpu/sparc/vm/macroAssembler_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/macroAssembler_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -36,11 +36,12 @@
 #include "runtime/os.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
-#ifndef SERIALGC
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #include "gc_implementation/g1/heapRegion.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 #ifdef PRODUCT
 #define BLOCK_COMMENT(str) /* nothing */
@@ -3867,7 +3868,7 @@
 }
 
 ///////////////////////////////////////////////////////////////////////////////////
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
 static address satb_log_enqueue_with_frame = NULL;
 static u_char* satb_log_enqueue_with_frame_end = NULL;
@@ -4231,7 +4232,7 @@
   bind(filtered);
 }
 
-#endif  // SERIALGC
+#endif // INCLUDE_ALL_GCS
 ///////////////////////////////////////////////////////////////////////////////////
 
 void MacroAssembler::card_write_barrier_post(Register store_addr, Register new_val, Register tmp) {
--- a/src/cpu/sparc/vm/macroAssembler_sparc.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/macroAssembler_sparc.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -26,6 +26,7 @@
 #define CPU_SPARC_VM_MACROASSEMBLER_SPARC_HPP
 
 #include "asm/assembler.hpp"
+#include "utilities/macros.hpp"
 
 // <sys/trap.h> promises that the system will not use traps 16-31
 #define ST_RESERVED_FOR_USER_0 0x10
@@ -1181,13 +1182,13 @@
 
   void card_write_barrier_post(Register store_addr, Register new_val, Register tmp);
 
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   // General G1 pre-barrier generator.
   void g1_write_barrier_pre(Register obj, Register index, int offset, Register pre_val, Register tmp, bool preserve_o_regs);
 
   // General G1 post-barrier generator
   void g1_write_barrier_post(Register store_addr, Register new_val, Register tmp);
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // pushes double TOS element of FPU stack on CPU stack; pops from FPU stack
   void push_fTOS();
--- a/src/cpu/sparc/vm/templateInterpreter_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/templateInterpreter_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -44,6 +44,7 @@
 #include "runtime/timer.hpp"
 #include "runtime/vframeArray.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 
 #ifndef CC_INTERP
 #ifndef FAST_DISPATCH
@@ -734,7 +735,7 @@
 
 // Method entry for java.lang.ref.Reference.get.
 address InterpreterGenerator::generate_Reference_get_entry(void) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   // Code: _aload_0, _getfield, _areturn
   // parameter size = 1
   //
@@ -805,7 +806,7 @@
     (void) generate_normal_entry(false);
     return entry;
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // If G1 is not enabled then attempt to go through the accessor entry point
   // Reference.get is an accessor
--- a/src/cpu/sparc/vm/templateTable_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/templateTable_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -34,6 +34,7 @@
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
 #include "runtime/synchronizer.hpp"
+#include "utilities/macros.hpp"
 
 #ifndef CC_INTERP
 #define __ _masm->
@@ -53,7 +54,7 @@
   assert(tmp != val && tmp != base && tmp != index, "register collision");
   assert(index == noreg || offset == 0, "only one offset");
   switch (barrier) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case BarrierSet::G1SATBCT:
     case BarrierSet::G1SATBCTLogging:
       {
@@ -82,7 +83,7 @@
         }
       }
       break;
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
     case BarrierSet::CardTableModRef:
     case BarrierSet::CardTableExtension:
       {
--- a/src/cpu/sparc/vm/vmStructs_sparc.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/vmStructs_sparc.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,7 +29,7 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry)            \
+#define VM_STRUCTS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field)            \
  \
   /******************************/                                                                                                   \
   /* JavaCallWrapper            */                                                                                                   \
@@ -37,22 +37,12 @@
   /******************************/                                                                                                   \
   /* JavaFrameAnchor            */                                                                                                   \
   /******************************/                                                                                                   \
-  volatile_nonstatic_field(JavaFrameAnchor,     _flags,                                          int)                                \
-                                                                                                                                     \
+  volatile_nonstatic_field(JavaFrameAnchor,     _flags,                                          int)
 
-  /* NOTE that we do not use the last_entry() macro here; it is used  */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_STRUCTS_OS_CPU macro (and must  */
-  /* be present there)                                                */
+#define VM_TYPES_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type)
 
 
-#define VM_TYPES_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry)                               \
-
-  /* NOTE that we do not use the last_entry() macro here; it is used  */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_TYPES_OS_CPU macro (and must    */
-  /* be present there)                                                */
-
-
-#define VM_INT_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry)                                                              \
+#define VM_INT_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)                                                              \
   /******************************/                                        \
   /* Register numbers (C2 only) */                                        \
   /******************************/                                        \
@@ -90,15 +80,6 @@
   declare_c2_constant(R_G6_num)                                           \
   declare_c2_constant(R_G7_num)
 
-
-  /* NOTE that we do not use the last_entry() macro here; it is used       */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_INT_CONSTANTS_OS_CPU macro (and must */
-  /* be present there)                                                     */
-
-#define VM_LONG_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry)                                                              \
-
-  /* NOTE that we do not use the last_entry() macro here; it is used        */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_LONG_CONSTANTS_OS_CPU macro (and must */
-  /* be present there)                                                      */
+#define VM_LONG_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // CPU_SPARC_VM_VMSTRUCTS_SPARC_HPP
--- a/src/cpu/sparc/vm/vm_version_sparc.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/sparc/vm/vm_version_sparc.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -259,6 +259,10 @@
   if (!has_vis1()) // Drop to 0 if no VIS1 support
     UseVIS = 0;
 
+  if (FLAG_IS_DEFAULT(ContendedPaddingWidth) &&
+    (cache_line_size > ContendedPaddingWidth))
+    ContendedPaddingWidth = cache_line_size;
+
 #ifndef PRODUCT
   if (PrintMiscellaneous && Verbose) {
     tty->print("Allocation");
@@ -286,6 +290,9 @@
     if (PrefetchFieldsAhead > 0) {
       tty->print_cr("PrefetchFieldsAhead %d", PrefetchFieldsAhead);
     }
+    if (ContendedPaddingWidth > 0) {
+      tty->print_cr("ContendedPaddingWidth %d", ContendedPaddingWidth);
+    }
   }
 #endif // PRODUCT
 }
--- a/src/cpu/x86/vm/assembler_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/assembler_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -36,11 +36,12 @@
 #include "runtime/os.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
-#ifndef SERIALGC
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #include "gc_implementation/g1/heapRegion.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 #ifdef PRODUCT
 #define BLOCK_COMMENT(str) /* nothing */
@@ -2263,6 +2264,19 @@
   emit_simd_arith(0x67, dst, src, VEX_SIMD_66);
 }
 
+void Assembler::vpackuswb(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256) {
+  assert(VM_Version::supports_avx() && !vector256 || VM_Version::supports_avx2(), "256 bit integer vectors requires AVX2");
+  emit_vex_arith(0x67, dst, nds, src, VEX_SIMD_66, vector256);
+}
+
+void Assembler::vpermq(XMMRegister dst, XMMRegister src, int imm8, bool vector256) {
+  assert(VM_Version::supports_avx2(), "");
+  int encode = simd_prefix_and_encode(dst, xnoreg, src, VEX_SIMD_66, VEX_OPCODE_0F_3A, true, vector256);
+  emit_int8(0x00);
+  emit_int8(0xC0 | encode);
+  emit_int8(imm8);
+}
+
 void Assembler::pcmpestri(XMMRegister dst, Address src, int imm8) {
   assert(VM_Version::supports_sse4_2(), "");
   InstructionMark im(this);
@@ -2475,7 +2489,7 @@
   assert(dst != xnoreg, "sanity");
   int dst_enc = dst->encoding();
   // swap src<->dst for encoding
-  vex_prefix(src, dst_enc, dst_enc, VEX_SIMD_66, VEX_OPCODE_0F_38, false, vector256);
+  vex_prefix(src, 0, dst_enc, VEX_SIMD_66, VEX_OPCODE_0F_38, false, vector256);
   emit_int8(0x17);
   emit_operand(dst, src);
 }
--- a/src/cpu/x86/vm/assembler_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/assembler_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -543,7 +543,7 @@
   // of instructions are freely declared without the need for wrapping them an ifdef.
   // (Some dangerous instructions are ifdef's out of inappropriate jvm's.)
   // In the .cpp file the implementations are wrapped so that they are dropped out
-  // of the resulting jvm. This is done mostly to keep the footprint of KERNEL
+  // of the resulting jvm. This is done mostly to keep the footprint of MINIMAL
   // to the size it was prior to merging up the 32bit and 64bit assemblers.
   //
   // This does mean you'll get a linker/runtime error if you use a 64bit only instruction
@@ -1395,6 +1395,10 @@
   // Pack with unsigned saturation
   void packuswb(XMMRegister dst, XMMRegister src);
   void packuswb(XMMRegister dst, Address src);
+  void vpackuswb(XMMRegister dst, XMMRegister nds, XMMRegister src, bool vector256);
+
+  // Pemutation of 64bit words
+  void vpermq(XMMRegister dst, XMMRegister src, int imm8, bool vector256);
 
   // SSE4.2 string instructions
   void pcmpestri(XMMRegister xmm1, XMMRegister xmm2, int imm8);
--- a/src/cpu/x86/vm/c1_CodeStubs_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/c1_CodeStubs_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -30,10 +30,11 @@
 #include "c1/c1_Runtime1.hpp"
 #include "nativeInst_x86.hpp"
 #include "runtime/sharedRuntime.hpp"
+#include "utilities/macros.hpp"
 #include "vmreg_x86.inline.hpp"
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 
 #define __ ce->masm()->
@@ -482,7 +483,7 @@
 }
 
 /////////////////////////////////////////////////////////////////////////////
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
 void G1PreBarrierStub::emit_code(LIR_Assembler* ce) {
   // At this point we know that marking is in progress.
@@ -528,7 +529,7 @@
   __ jmp(_continuation);
 }
 
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 /////////////////////////////////////////////////////////////////////////////
 
 #undef __
--- a/src/cpu/x86/vm/c1_Runtime1_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/c1_Runtime1_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -36,6 +36,7 @@
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/signature.hpp"
 #include "runtime/vframeArray.hpp"
+#include "utilities/macros.hpp"
 #include "vmreg_x86.inline.hpp"
 
 
@@ -1607,7 +1608,7 @@
       }
       break;
 
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case g1_pre_barrier_slow_id:
       {
         StubFrame f(sasm, "g1_pre_barrier", dont_gc_arguments);
@@ -1804,7 +1805,7 @@
 
       }
       break;
-#endif // !SERIALGC
+#endif // INCLUDE_ALL_GCS
 
     default:
       { StubFrame f(sasm, "unimplemented entry", dont_gc_arguments);
--- a/src/cpu/x86/vm/c2_globals_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/c2_globals_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -44,7 +44,7 @@
 #else
 define_pd_global(bool, ProfileInterpreter,           true);
 #endif // CC_INTERP
-define_pd_global(bool, TieredCompilation,            trueInTiered);
+define_pd_global(bool, TieredCompilation,            false);
 define_pd_global(intx, CompileThreshold,             10000);
 define_pd_global(intx, BackEdgeThreshold,            100000);
 
--- a/src/cpu/x86/vm/cppInterpreter_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/cppInterpreter_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -45,6 +45,7 @@
 #include "runtime/timer.hpp"
 #include "runtime/vframeArray.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 #ifdef SHARK
 #include "shark/shark_globals.hpp"
 #endif
@@ -938,7 +939,7 @@
 }
 
 address InterpreterGenerator::generate_Reference_get_entry(void) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   if (UseG1GC) {
     // We need to generate have a routine that generates code to:
     //   * load the value in the referent field
@@ -950,7 +951,7 @@
     // field as live.
     Unimplemented();
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // If G1 is not enabled then attempt to go through the accessor entry point
   // Reference.get is an accessor
--- a/src/cpu/x86/vm/jni_x86.h	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/jni_x86.h	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -38,14 +38,9 @@
 
   #define JNICALL
   typedef int jint;
-#if defined(_LP64) && !defined(__APPLE__)
+#if defined(_LP64)
   typedef long jlong;
 #else
-  /*
-   * On _LP64 __APPLE__ "long" and "long long" are both 64 bits,
-   * but we use the "long long" typedef to avoid complaints from
-   * the __APPLE__ compiler about fprintf formats.
-   */
   typedef long long jlong;
 #endif
 
--- a/src/cpu/x86/vm/macroAssembler_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/macroAssembler_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -37,11 +37,12 @@
 #include "runtime/os.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
-#ifndef SERIALGC
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #include "gc_implementation/g1/heapRegion.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 #ifdef PRODUCT
 #define BLOCK_COMMENT(str) /* nothing */
@@ -3207,7 +3208,7 @@
 
 
 //////////////////////////////////////////////////////////////////////////////////
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
 void MacroAssembler::g1_write_barrier_pre(Register obj,
                                           Register pre_val,
@@ -3417,7 +3418,7 @@
   bind(done);
 }
 
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 //////////////////////////////////////////////////////////////////////////////////
 
 
@@ -5690,7 +5691,7 @@
   Address::ScaleFactor scale = Address::times_2;
   int stride = 8;
 
-  if (UseAVX >= 2) {
+  if (UseAVX >= 2 && UseSSE42Intrinsics) {
     Label COMPARE_WIDE_VECTORS, VECTOR_NOT_EQUAL, COMPARE_WIDE_TAIL, COMPARE_SMALL_STR;
     Label COMPARE_WIDE_VECTORS_LOOP, COMPARE_16_CHARS, COMPARE_INDEX_CHAR;
     Label COMPARE_TAIL_LONG;
@@ -6209,6 +6210,128 @@
   }
   BIND(L_exit);
 }
+
+// encode char[] to byte[] in ISO_8859_1
+void MacroAssembler::encode_iso_array(Register src, Register dst, Register len,
+                                      XMMRegister tmp1Reg, XMMRegister tmp2Reg,
+                                      XMMRegister tmp3Reg, XMMRegister tmp4Reg,
+                                      Register tmp5, Register result) {
+  // rsi: src
+  // rdi: dst
+  // rdx: len
+  // rcx: tmp5
+  // rax: result
+  ShortBranchVerifier sbv(this);
+  assert_different_registers(src, dst, len, tmp5, result);
+  Label L_done, L_copy_1_char, L_copy_1_char_exit;
+
+  // set result
+  xorl(result, result);
+  // check for zero length
+  testl(len, len);
+  jcc(Assembler::zero, L_done);
+  movl(result, len);
+
+  // Setup pointers
+  lea(src, Address(src, len, Address::times_2)); // char[]
+  lea(dst, Address(dst, len, Address::times_1)); // byte[]
+  negptr(len);
+
+  if (UseSSE42Intrinsics || UseAVX >= 2) {
+    Label L_chars_8_check, L_copy_8_chars, L_copy_8_chars_exit;
+    Label L_chars_16_check, L_copy_16_chars, L_copy_16_chars_exit;
+
+    if (UseAVX >= 2) {
+      Label L_chars_32_check, L_copy_32_chars, L_copy_32_chars_exit;
+      movl(tmp5, 0xff00ff00);   // create mask to test for Unicode chars in vector
+      movdl(tmp1Reg, tmp5);
+      vpbroadcastd(tmp1Reg, tmp1Reg);
+      jmpb(L_chars_32_check);
+
+      bind(L_copy_32_chars);
+      vmovdqu(tmp3Reg, Address(src, len, Address::times_2, -64));
+      vmovdqu(tmp4Reg, Address(src, len, Address::times_2, -32));
+      vpor(tmp2Reg, tmp3Reg, tmp4Reg, /* vector256 */ true);
+      vptest(tmp2Reg, tmp1Reg);       // check for Unicode chars in  vector
+      jccb(Assembler::notZero, L_copy_32_chars_exit);
+      vpackuswb(tmp3Reg, tmp3Reg, tmp4Reg, /* vector256 */ true);
+      vpermq(tmp4Reg, tmp3Reg, 0xD8, /* vector256 */ true);
+      vmovdqu(Address(dst, len, Address::times_1, -32), tmp4Reg);
+
+      bind(L_chars_32_check);
+      addptr(len, 32);
+      jccb(Assembler::lessEqual, L_copy_32_chars);
+
+      bind(L_copy_32_chars_exit);
+      subptr(len, 16);
+      jccb(Assembler::greater, L_copy_16_chars_exit);
+
+    } else if (UseSSE42Intrinsics) {
+      movl(tmp5, 0xff00ff00);   // create mask to test for Unicode chars in vector
+      movdl(tmp1Reg, tmp5);
+      pshufd(tmp1Reg, tmp1Reg, 0);
+      jmpb(L_chars_16_check);
+    }
+
+    bind(L_copy_16_chars);
+    if (UseAVX >= 2) {
+      vmovdqu(tmp2Reg, Address(src, len, Address::times_2, -32));
+      vptest(tmp2Reg, tmp1Reg);
+      jccb(Assembler::notZero, L_copy_16_chars_exit);
+      vpackuswb(tmp2Reg, tmp2Reg, tmp1Reg, /* vector256 */ true);
+      vpermq(tmp3Reg, tmp2Reg, 0xD8, /* vector256 */ true);
+    } else {
+      if (UseAVX > 0) {
+        movdqu(tmp3Reg, Address(src, len, Address::times_2, -32));
+        movdqu(tmp4Reg, Address(src, len, Address::times_2, -16));
+        vpor(tmp2Reg, tmp3Reg, tmp4Reg, /* vector256 */ false);
+      } else {
+        movdqu(tmp3Reg, Address(src, len, Address::times_2, -32));
+        por(tmp2Reg, tmp3Reg);
+        movdqu(tmp4Reg, Address(src, len, Address::times_2, -16));
+        por(tmp2Reg, tmp4Reg);
+      }
+      ptest(tmp2Reg, tmp1Reg);       // check for Unicode chars in  vector
+      jccb(Assembler::notZero, L_copy_16_chars_exit);
+      packuswb(tmp3Reg, tmp4Reg);
+    }
+    movdqu(Address(dst, len, Address::times_1, -16), tmp3Reg);
+
+    bind(L_chars_16_check);
+    addptr(len, 16);
+    jccb(Assembler::lessEqual, L_copy_16_chars);
+
+    bind(L_copy_16_chars_exit);
+    subptr(len, 8);
+    jccb(Assembler::greater, L_copy_8_chars_exit);
+
+    bind(L_copy_8_chars);
+    movdqu(tmp3Reg, Address(src, len, Address::times_2, -16));
+    ptest(tmp3Reg, tmp1Reg);
+    jccb(Assembler::notZero, L_copy_8_chars_exit);
+    packuswb(tmp3Reg, tmp1Reg);
+    movq(Address(dst, len, Address::times_1, -8), tmp3Reg);
+    addptr(len, 8);
+    jccb(Assembler::lessEqual, L_copy_8_chars);
+
+    bind(L_copy_8_chars_exit);
+    subptr(len, 8);
+    jccb(Assembler::zero, L_done);
+  }
+
+  bind(L_copy_1_char);
+  load_unsigned_short(tmp5, Address(src, len, Address::times_2, 0));
+  testl(tmp5, 0xff00);      // check if Unicode char
+  jccb(Assembler::notZero, L_copy_1_char_exit);
+  movb(Address(dst, len, Address::times_1, 0), tmp5);
+  addptr(len, 1);
+  jccb(Assembler::less, L_copy_1_char);
+
+  bind(L_copy_1_char_exit);
+  addptr(result, len); // len is negative count of not processed elements
+  bind(L_done);
+}
+
 #undef BIND
 #undef BLOCK_COMMENT
 
--- a/src/cpu/x86/vm/macroAssembler_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/macroAssembler_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -26,6 +26,7 @@
 #define CPU_X86_VM_MACROASSEMBLER_X86_HPP
 
 #include "asm/assembler.hpp"
+#include "utilities/macros.hpp"
 
 
 // MacroAssembler extends Assembler by frequently used macros.
@@ -294,7 +295,7 @@
   void store_check(Register obj);                // store check for obj - register is destroyed afterwards
   void store_check(Register obj, Address dst);   // same as above, dst is exact store location (reg. is destroyed)
 
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
   void g1_write_barrier_pre(Register obj,
                             Register pre_val,
@@ -309,7 +310,7 @@
                              Register tmp,
                              Register tmp2);
 
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // split store_check(Register obj) to enhance instruction interleaving
   void store_check_part_1(Register obj);
@@ -1135,6 +1136,10 @@
                      Register to, Register value, Register count,
                      Register rtmp, XMMRegister xtmp);
 
+  void encode_iso_array(Register src, Register dst, Register len,
+                        XMMRegister tmp1, XMMRegister tmp2, XMMRegister tmp3,
+                        XMMRegister tmp4, Register tmp5, Register result);
+
 #undef VIRTUAL
 
 };
--- a/src/cpu/x86/vm/templateInterpreter_x86_32.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/templateInterpreter_x86_32.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -44,6 +44,7 @@
 #include "runtime/timer.hpp"
 #include "runtime/vframeArray.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 
 #define __ _masm->
 
@@ -761,7 +762,7 @@
 
 // Method entry for java.lang.ref.Reference.get.
 address InterpreterGenerator::generate_Reference_get_entry(void) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   // Code: _aload_0, _getfield, _areturn
   // parameter size = 1
   //
@@ -844,7 +845,7 @@
 
     return entry;
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // If G1 is not enabled then attempt to go through the accessor entry point
   // Reference.get is an accessor
--- a/src/cpu/x86/vm/templateInterpreter_x86_64.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/templateInterpreter_x86_64.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -44,6 +44,7 @@
 #include "runtime/timer.hpp"
 #include "runtime/vframeArray.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 
 #define __ _masm->
 
@@ -742,7 +743,7 @@
 
 // Method entry for java.lang.ref.Reference.get.
 address InterpreterGenerator::generate_Reference_get_entry(void) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   // Code: _aload_0, _getfield, _areturn
   // parameter size = 1
   //
@@ -821,7 +822,7 @@
 
     return entry;
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // If G1 is not enabled then attempt to go through the accessor entry point
   // Reference.get is an accessor
--- a/src/cpu/x86/vm/templateTable_x86_32.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/templateTable_x86_32.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -35,6 +35,7 @@
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
 #include "runtime/synchronizer.hpp"
+#include "utilities/macros.hpp"
 
 #ifndef CC_INTERP
 #define __ _masm->
@@ -125,7 +126,7 @@
                          bool precise) {
   assert(val == noreg || val == rax, "parameter is just for looks");
   switch (barrier) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case BarrierSet::G1SATBCT:
     case BarrierSet::G1SATBCTLogging:
       {
@@ -164,7 +165,7 @@
 
       }
       break;
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
     case BarrierSet::CardTableModRef:
     case BarrierSet::CardTableExtension:
       {
--- a/src/cpu/x86/vm/templateTable_x86_64.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/templateTable_x86_64.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -35,6 +35,7 @@
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
 #include "runtime/synchronizer.hpp"
+#include "utilities/macros.hpp"
 
 #ifndef CC_INTERP
 
@@ -136,7 +137,7 @@
                          bool precise) {
   assert(val == noreg || val == rax, "parameter is just for looks");
   switch (barrier) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case BarrierSet::G1SATBCT:
     case BarrierSet::G1SATBCTLogging:
       {
@@ -167,7 +168,7 @@
 
       }
       break;
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
     case BarrierSet::CardTableModRef:
     case BarrierSet::CardTableExtension:
       {
--- a/src/cpu/x86/vm/vmStructs_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/vmStructs_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,7 +29,7 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry)            \
+#define VM_STRUCTS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field)            \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* JavaCallWrapper            */                                                                                                   \
@@ -37,31 +37,14 @@
   /******************************/                                                                                                   \
   /* JavaFrameAnchor            */                                                                                                   \
   /******************************/                                                                                                   \
-  volatile_nonstatic_field(JavaFrameAnchor,     _last_Java_fp,                                    intptr_t*)                              \
-                                                                                                                                     \
+  volatile_nonstatic_field(JavaFrameAnchor,     _last_Java_fp,                                    intptr_t*)
 
-  /* NOTE that we do not use the last_entry() macro here; it is used  */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_STRUCTS_OS_CPU macro (and must  */
-  /* be present there)                                                */
 
 
-#define VM_TYPES_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry)                               \
+#define VM_TYPES_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type)
 
-  /* NOTE that we do not use the last_entry() macro here; it is used  */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_TYPES_OS_CPU macro (and must    */
-  /* be present there)                                                */
+#define VM_INT_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-
-#define VM_INT_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry)                                                              \
-
-  /* NOTE that we do not use the last_entry() macro here; it is used        */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_INT_CONSTANTS_OS_CPU macro (and must  */
-  /* be present there)                                                      */
-
-#define VM_LONG_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry)                                                              \
-
-  /* NOTE that we do not use the last_entry() macro here; it is used         */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_LONG_CONSTANTS_OS_CPU macro (and must  */
-  /* be present there)                                                       */
+#define VM_LONG_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // CPU_X86_VM_VMSTRUCTS_X86_HPP
--- a/src/cpu/x86/vm/vm_version_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/vm_version_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -661,6 +661,14 @@
       }
     }
   }
+#if defined(COMPILER2) && defined(_ALLBSD_SOURCE)
+    if (MaxVectorSize > 16) {
+      // Limit vectors size to 16 bytes on BSD until it fixes
+      // restoring upper 128bit of YMM registers on return
+      // from signal handler.
+      FLAG_SET_DEFAULT(MaxVectorSize, 16);
+    }
+#endif // COMPILER2
 
   // Use population count instruction if available.
   if (supports_popcnt()) {
@@ -745,6 +753,10 @@
   PrefetchFieldsAhead         = prefetch_fields_ahead();
 #endif
 
+  if (FLAG_IS_DEFAULT(ContendedPaddingWidth) &&
+     (cache_line_size > ContendedPaddingWidth))
+     ContendedPaddingWidth = cache_line_size;
+
 #ifndef PRODUCT
   if (PrintMiscellaneous && Verbose) {
     tty->print_cr("Logical CPUs per core: %u",
@@ -791,6 +803,9 @@
     if (PrefetchFieldsAhead > 0) {
       tty->print_cr("PrefetchFieldsAhead %d", PrefetchFieldsAhead);
     }
+    if (ContendedPaddingWidth > 0) {
+      tty->print_cr("ContendedPaddingWidth %d", ContendedPaddingWidth);
+    }
   }
 #endif // !PRODUCT
 }
--- a/src/cpu/x86/vm/x86_32.ad	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/x86_32.ad	Wed Feb 20 13:10:16 2013 -0800
@@ -11687,6 +11687,23 @@
   ins_pipe( pipe_slow );
 %}
 
+// encode char[] to byte[] in ISO_8859_1
+instruct encode_iso_array(eSIRegP src, eDIRegP dst, eDXRegI len,
+                          regD tmp1, regD tmp2, regD tmp3, regD tmp4,
+                          eCXRegI tmp5, eAXRegI result, eFlagsReg cr) %{
+  match(Set result (EncodeISOArray src (Binary dst len)));
+  effect(TEMP tmp1, TEMP tmp2, TEMP tmp3, TEMP tmp4, USE_KILL src, USE_KILL dst, USE_KILL len, KILL tmp5, KILL cr);
+
+  format %{ "Encode array $src,$dst,$len -> $result    // KILL ECX, EDX, $tmp1, $tmp2, $tmp3, $tmp4, ESI, EDI " %}
+  ins_encode %{
+    __ encode_iso_array($src$$Register, $dst$$Register, $len$$Register,
+                        $tmp1$$XMMRegister, $tmp2$$XMMRegister, $tmp3$$XMMRegister,
+                        $tmp4$$XMMRegister, $tmp5$$Register, $result$$Register);
+  %}
+  ins_pipe( pipe_slow );
+%}
+
+
 //----------Control Flow Instructions------------------------------------------
 // Signed compare Instructions
 instruct compI_eReg(eFlagsReg cr, rRegI op1, rRegI op2) %{
--- a/src/cpu/x86/vm/x86_64.ad	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/x86/vm/x86_64.ad	Wed Feb 20 13:10:16 2013 -0800
@@ -10495,6 +10495,23 @@
   ins_pipe( pipe_slow );
 %}
 
+// encode char[] to byte[] in ISO_8859_1
+instruct encode_iso_array(rsi_RegP src, rdi_RegP dst, rdx_RegI len,
+                          regD tmp1, regD tmp2, regD tmp3, regD tmp4,
+                          rcx_RegI tmp5, rax_RegI result, rFlagsReg cr) %{
+  match(Set result (EncodeISOArray src (Binary dst len)));
+  effect(TEMP tmp1, TEMP tmp2, TEMP tmp3, TEMP tmp4, USE_KILL src, USE_KILL dst, USE_KILL len, KILL tmp5, KILL cr);
+
+  format %{ "Encode array $src,$dst,$len -> $result    // KILL RCX, RDX, $tmp1, $tmp2, $tmp3, $tmp4, RSI, RDI " %}
+  ins_encode %{
+    __ encode_iso_array($src$$Register, $dst$$Register, $len$$Register,
+                        $tmp1$$XMMRegister, $tmp2$$XMMRegister, $tmp3$$XMMRegister,
+                        $tmp4$$XMMRegister, $tmp5$$Register, $result$$Register);
+  %}
+  ins_pipe( pipe_slow );
+%}
+
+
 //----------Control Flow Instructions------------------------------------------
 // Signed compare Instructions
 
--- a/src/cpu/zero/vm/assembler_zero.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/assembler_zero.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -36,11 +36,12 @@
 #include "runtime/os.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
-#ifndef SERIALGC
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #include "gc_implementation/g1/heapRegion.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 int AbstractAssembler::code_fill_byte() {
   return 0;
--- a/src/cpu/zero/vm/cppInterpreter_zero.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/cppInterpreter_zero.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -47,6 +47,7 @@
 #include "runtime/vframeArray.hpp"
 #include "stack_zero.inline.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 #ifdef SHARK
 #include "shark/shark_globals.hpp"
 #endif
@@ -791,7 +792,7 @@
 }
 
 address InterpreterGenerator::generate_Reference_get_entry(void) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   if (UseG1GC) {
     // We need to generate have a routine that generates code to:
     //   * load the value in the referent field
@@ -803,7 +804,7 @@
     // field as live.
     Unimplemented();
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   // If G1 is not enabled then attempt to go through the accessor entry point
   // Reference.get is an accessor
--- a/src/cpu/zero/vm/frame_zero.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/frame_zero.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -98,10 +98,20 @@
 #endif // CC_INTERP
 
 void frame::patch_pc(Thread* thread, address pc) {
-  // We borrow this call to set the thread pointer in the interpreter
-  // state; the hook to set up deoptimized frames isn't supplied it.
-  assert(pc == NULL, "should be");
-  get_interpreterState()->set_thread((JavaThread *) thread);
+
+  if (pc != NULL) {
+    _cb = CodeCache::find_blob(pc);
+    SharkFrame* sharkframe = zeroframe()->as_shark_frame();
+    sharkframe->set_pc(pc);
+    _pc = pc;
+    _deopt_state = is_deoptimized;
+
+  } else {
+    // We borrow this call to set the thread pointer in the interpreter
+    // state; the hook to set up deoptimized frames isn't supplied it.
+    assert(pc == NULL, "should be");
+    get_interpreterState()->set_thread((JavaThread *) thread);
+  }
 }
 
 bool frame::safe_for_sender(JavaThread *thread) {
--- a/src/cpu/zero/vm/frame_zero.inline.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/frame_zero.inline.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -45,27 +45,36 @@
   case ZeroFrame::ENTRY_FRAME:
     _pc = StubRoutines::call_stub_return_pc();
     _cb = NULL;
+    _deopt_state = not_deoptimized;
     break;
 
   case ZeroFrame::INTERPRETER_FRAME:
     _pc = NULL;
     _cb = NULL;
+    _deopt_state = not_deoptimized;
     break;
 
-  case ZeroFrame::SHARK_FRAME:
+  case ZeroFrame::SHARK_FRAME: {
     _pc = zero_sharkframe()->pc();
     _cb = CodeCache::find_blob_unsafe(pc());
+    address original_pc = nmethod::get_deopt_original_pc(this);
+    if (original_pc != NULL) {
+      _pc = original_pc;
+      _deopt_state = is_deoptimized;
+    } else {
+      _deopt_state = not_deoptimized;
+    }
     break;
-
+  }
   case ZeroFrame::FAKE_STUB_FRAME:
     _pc = NULL;
     _cb = NULL;
+    _deopt_state = not_deoptimized;
     break;
 
   default:
     ShouldNotReachHere();
   }
-  _deopt_state = not_deoptimized;
 }
 
 // Accessors
--- a/src/cpu/zero/vm/sharkFrame_zero.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/sharkFrame_zero.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -68,6 +68,10 @@
     return (address) value_of_word(pc_off);
   }
 
+  void set_pc(address pc) const {
+    *((address*) addr_of_word(pc_off)) = pc;
+  }
+
   intptr_t* unextended_sp() const {
     return (intptr_t *) value_of_word(unextended_sp_off);
   }
--- a/src/cpu/zero/vm/shark_globals_zero.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/shark_globals_zero.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
  * Copyright 2008, 2009, 2010 Red Hat, Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -51,7 +51,7 @@
 define_pd_global(intx,     OnStackReplacePercentage,     933  );
 define_pd_global(intx,     FreqInlineSize,               325  );
 define_pd_global(intx,     InlineSmallCode,              1000 );
-define_pd_global(intx,     NewRatio,                     12   );
+define_pd_global(uintx,    NewRatio,                     12   );
 define_pd_global(intx,     NewSizeThreadIncrease,        4*K  );
 define_pd_global(intx,     InitialCodeCacheSize,         160*K);
 define_pd_global(intx,     ReservedCodeCacheSize,        32*M );
--- a/src/cpu/zero/vm/vmStructs_zero.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/cpu/zero/vm/vmStructs_zero.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -30,28 +30,12 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field)
 
-  /* NOTE that we do not use the last_entry() macro here; it is used  */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_STRUCTS_OS_CPU macro (and must  */
-  /* be present there)                                                */
+#define VM_TYPES_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type)
 
-#define VM_TYPES_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_INT_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-  /* NOTE that we do not use the last_entry() macro here; it is used  */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_TYPES_OS_CPU macro (and must    */
-  /* be present there)                                                */
-
-#define VM_INT_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-
-  /* NOTE that we do not use the last_entry() macro here; it is used        */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_INT_CONSTANTS_OS_CPU macro (and must  */
-  /* be present there)                                                      */
-
-#define VM_LONG_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-
-  /* NOTE that we do not use the last_entry() macro here; it is used         */
-  /* in vmStructs_<os>_<cpu>.hpp's VM_LONG_CONSTANTS_OS_CPU macro (and must  */
-  /* be present there)                                                       */
+#define VM_LONG_CONSTANTS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // CPU_ZERO_VM_VMSTRUCTS_ZERO_HPP
--- a/src/os/bsd/vm/osThread_bsd.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/bsd/vm/osThread_bsd.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -49,6 +49,11 @@
   // (e.g. pthread_kill).
   pthread_t _pthread_id;
 
+  // This is the "thread_id" from struct thread_identifier_info. According to a
+  // comment in thread_info.h, this is a "system-wide unique 64-bit thread id".
+  // The value is used by SA to correlate threads.
+  uint64_t _unique_thread_id;
+
   sigset_t _caller_sigmask; // Caller's signal mask
 
  public:
@@ -77,6 +82,10 @@
     _pthread_id = tid;
   }
 
+  void set_unique_thread_id(uint64_t id) {
+    _unique_thread_id = id;
+  }
+
   // ***************************************************************
   // suspension support.
   // ***************************************************************
--- a/src/os/bsd/vm/os_bsd.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/bsd/vm/os_bsd.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -243,29 +243,32 @@
   int mib[2];
   size_t len;
   int cpu_val;
-  u_long mem_val;
+  julong mem_val;
 
   /* get processors count via hw.ncpus sysctl */
   mib[0] = CTL_HW;
   mib[1] = HW_NCPU;
   len = sizeof(cpu_val);
   if (sysctl(mib, 2, &cpu_val, &len, NULL, 0) != -1 && cpu_val >= 1) {
+       assert(len == sizeof(cpu_val), "unexpected data size");
        set_processor_count(cpu_val);
   }
   else {
        set_processor_count(1);   // fallback
   }
 
-  /* get physical memory via hw.usermem sysctl (hw.usermem is used
-   * instead of hw.physmem because we need size of allocatable memory
+  /* get physical memory via hw.memsize sysctl (hw.memsize is used
+   * since it returns a 64 bit value)
    */
   mib[0] = CTL_HW;
-  mib[1] = HW_USERMEM;
+  mib[1] = HW_MEMSIZE;
   len = sizeof(mem_val);
-  if (sysctl(mib, 2, &mem_val, &len, NULL, 0) != -1)
+  if (sysctl(mib, 2, &mem_val, &len, NULL, 0) != -1) {
+       assert(len == sizeof(mem_val), "unexpected data size");
        _physical_memory = mem_val;
-  else
+  } else {
        _physical_memory = 256*1024*1024;       // fallback (XXXBSD?)
+  }
 
 #ifdef __OpenBSD__
   {
@@ -654,6 +657,18 @@
 objc_registerThreadWithCollector_t objc_registerThreadWithCollectorFunction = NULL;
 #endif
 
+#ifdef __APPLE__
+static uint64_t locate_unique_thread_id() {
+  // Additional thread_id used to correlate threads in SA
+  thread_identifier_info_data_t     m_ident_info;
+  mach_msg_type_number_t            count = THREAD_IDENTIFIER_INFO_COUNT;
+
+  thread_info(::mach_thread_self(), THREAD_IDENTIFIER_INFO,
+              (thread_info_t) &m_ident_info, &count);
+  return m_ident_info.thread_id;
+}
+#endif
+
 // Thread start routine for all newly created threads
 static void *java_start(Thread *thread) {
   // Try to randomize the cache line index of hot stack frames.
@@ -682,6 +697,7 @@
 #ifdef __APPLE__
   // thread_id is mach thread on macos
   osthread->set_thread_id(::mach_thread_self());
+  osthread->set_unique_thread_id(locate_unique_thread_id());
 #else
   // thread_id is pthread_id on BSD
   osthread->set_thread_id(::pthread_self());
@@ -844,6 +860,7 @@
   // Store pthread info into the OSThread
 #ifdef __APPLE__
   osthread->set_thread_id(::mach_thread_self());
+  osthread->set_unique_thread_id(locate_unique_thread_id());
 #else
   osthread->set_thread_id(::pthread_self());
 #endif
@@ -4091,11 +4108,12 @@
      }
      -- _nParked ;
 
-    // In theory we could move the ST of 0 into _Event past the unlock(),
-    // but then we'd need a MEMBAR after the ST.
     _Event = 0 ;
      status = pthread_mutex_unlock(_mutex);
      assert_status(status == 0, status, "mutex_unlock");
+    // Paranoia to ensure our locked and lock-free paths interact
+    // correctly with each other.
+    OrderAccess::fence();
   }
   guarantee (_Event >= 0, "invariant") ;
 }
@@ -4158,40 +4176,44 @@
   status = pthread_mutex_unlock(_mutex);
   assert_status(status == 0, status, "mutex_unlock");
   assert (_nParked == 0, "invariant") ;
+  // Paranoia to ensure our locked and lock-free paths interact
+  // correctly with each other.
+  OrderAccess::fence();
   return ret;
 }
 
 void os::PlatformEvent::unpark() {
-  int v, AnyWaiters ;
-  for (;;) {
-      v = _Event ;
-      if (v > 0) {
-         // The LD of _Event could have reordered or be satisfied
-         // by a read-aside from this processor's write buffer.
-         // To avoid problems execute a barrier and then
-         // ratify the value.
-         OrderAccess::fence() ;
-         if (_Event == v) return ;
-         continue ;
-      }
-      if (Atomic::cmpxchg (v+1, &_Event, v) == v) break ;
+  // Transitions for _Event:
+  //    0 :=> 1
+  //    1 :=> 1
+  //   -1 :=> either 0 or 1; must signal target thread
+  //          That is, we can safely transition _Event from -1 to either
+  //          0 or 1. Forcing 1 is slightly more efficient for back-to-back
+  //          unpark() calls.
+  // See also: "Semaphores in Plan 9" by Mullender & Cox
+  //
+  // Note: Forcing a transition from "-1" to "1" on an unpark() means
+  // that it will take two back-to-back park() calls for the owning
+  // thread to block. This has the benefit of forcing a spurious return
+  // from the first park() call after an unpark() call which will help
+  // shake out uses of park() and unpark() without condition variables.
+
+  if (Atomic::xchg(1, &_Event) >= 0) return;
+
+  // Wait for the thread associated with the event to vacate
+  int status = pthread_mutex_lock(_mutex);
+  assert_status(status == 0, status, "mutex_lock");
+  int AnyWaiters = _nParked;
+  assert(AnyWaiters == 0 || AnyWaiters == 1, "invariant");
+  if (AnyWaiters != 0 && WorkAroundNPTLTimedWaitHang) {
+    AnyWaiters = 0;
+    pthread_cond_signal(_cond);
   }
-  if (v < 0) {
-     // Wait for the thread associated with the event to vacate
-     int status = pthread_mutex_lock(_mutex);
-     assert_status(status == 0, status, "mutex_lock");
-     AnyWaiters = _nParked ;
-     assert (AnyWaiters == 0 || AnyWaiters == 1, "invariant") ;
-     if (AnyWaiters != 0 && WorkAroundNPTLTimedWaitHang) {
-        AnyWaiters = 0 ;
-        pthread_cond_signal (_cond);
-     }
-     status = pthread_mutex_unlock(_mutex);
-     assert_status(status == 0, status, "mutex_unlock");
-     if (AnyWaiters != 0) {
-        status = pthread_cond_signal(_cond);
-        assert_status(status == 0, status, "cond_signal");
-     }
+  status = pthread_mutex_unlock(_mutex);
+  assert_status(status == 0, status, "mutex_unlock");
+  if (AnyWaiters != 0) {
+    status = pthread_cond_signal(_cond);
+    assert_status(status == 0, status, "cond_signal");
   }
 
   // Note that we signal() _after dropping the lock for "immortal" Events.
@@ -4277,13 +4299,14 @@
 }
 
 void Parker::park(bool isAbsolute, jlong time) {
+  // Ideally we'd do something useful while spinning, such
+  // as calling unpackTime().
+
   // Optional fast-path check:
   // Return immediately if a permit is available.
-  if (_counter > 0) {
-      _counter = 0 ;
-      OrderAccess::fence();
-      return ;
-  }
+  // We depend on Atomic::xchg() having full barrier semantics
+  // since we are doing a lock-free update to _counter.
+  if (Atomic::xchg(0, &_counter) > 0) return;
 
   Thread* thread = Thread::current();
   assert(thread->is_Java_thread(), "Must be JavaThread");
@@ -4324,6 +4347,8 @@
     _counter = 0;
     status = pthread_mutex_unlock(_mutex);
     assert (status == 0, "invariant") ;
+    // Paranoia to ensure our locked and lock-free paths interact
+    // correctly with each other and Java-level accesses.
     OrderAccess::fence();
     return;
   }
@@ -4360,12 +4385,14 @@
   _counter = 0 ;
   status = pthread_mutex_unlock(_mutex) ;
   assert_status(status == 0, status, "invariant") ;
+  // Paranoia to ensure our locked and lock-free paths interact
+  // correctly with each other and Java-level accesses.
+  OrderAccess::fence();
+
   // If externally suspended while waiting, re-suspend
   if (jt->handle_special_suspend_equivalent_condition()) {
     jt->java_suspend_self();
   }
-
-  OrderAccess::fence();
 }
 
 void Parker::unpark() {
--- a/src/os/bsd/vm/os_bsd.inline.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/bsd/vm/os_bsd.inline.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -59,14 +59,6 @@
   return ":";
 }
 
-inline const char* os::jlong_format_specifier() {
-  return "%lld";
-}
-
-inline const char* os::julong_format_specifier() {
-  return "%llu";
-}
-
 // File names are case-sensitive on windows only
 inline int os::file_name_strcmp(const char* s1, const char* s2) {
   return strcmp(s1, s2);
--- a/src/os/linux/vm/os_linux.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/linux/vm/os_linux.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -1155,13 +1155,9 @@
   //   for initial thread if its stack size exceeds 6M. Cap it at 2M,
   //   in case other parts in glibc still assumes 2M max stack size.
   // FIXME: alt signal stack is gone, maybe we can relax this constraint?
-#ifndef IA64
-  if (stack_size > 2 * K * K) stack_size = 2 * K * K;
-#else
   // Problem still exists RH7.2 (IA64 anyway) but 2MB is a little small
-  if (stack_size > 4 * K * K) stack_size = 4 * K * K;
-#endif
-
+  if (stack_size > 2 * K * K IA64_ONLY(*2))
+      stack_size = 2 * K * K IA64_ONLY(*2);
   // Try to figure out where the stack base (top) is. This is harder.
   //
   // When an application is started, glibc saves the initial stack pointer in
@@ -4367,16 +4363,12 @@
    if (is_NPTL()) {
       return pthread_cond_timedwait(_cond, _mutex, _abstime);
    } else {
-#ifndef IA64
       // 6292965: LinuxThreads pthread_cond_timedwait() resets FPU control
       // word back to default 64bit precision if condvar is signaled. Java
       // wants 53bit precision.  Save and restore current value.
       int fpu = get_fpu_control_word();
-#endif // IA64
       int status = pthread_cond_timedwait(_cond, _mutex, _abstime);
-#ifndef IA64
       set_fpu_control_word(fpu);
-#endif // IA64
       return status;
    }
 }
@@ -5001,11 +4993,12 @@
      }
      -- _nParked ;
 
-    // In theory we could move the ST of 0 into _Event past the unlock(),
-    // but then we'd need a MEMBAR after the ST.
     _Event = 0 ;
      status = pthread_mutex_unlock(_mutex);
      assert_status(status == 0, status, "mutex_unlock");
+    // Paranoia to ensure our locked and lock-free paths interact
+    // correctly with each other.
+    OrderAccess::fence();
   }
   guarantee (_Event >= 0, "invariant") ;
 }
@@ -5068,40 +5061,44 @@
   status = pthread_mutex_unlock(_mutex);
   assert_status(status == 0, status, "mutex_unlock");
   assert (_nParked == 0, "invariant") ;
+  // Paranoia to ensure our locked and lock-free paths interact
+  // correctly with each other.
+  OrderAccess::fence();
   return ret;
 }
 
 void os::PlatformEvent::unpark() {
-  int v, AnyWaiters ;
-  for (;;) {
-      v = _Event ;
-      if (v > 0) {
-         // The LD of _Event could have reordered or be satisfied
-         // by a read-aside from this processor's write buffer.
-         // To avoid problems execute a barrier and then
-         // ratify the value.
-         OrderAccess::fence() ;
-         if (_Event == v) return ;
-         continue ;
-      }
-      if (Atomic::cmpxchg (v+1, &_Event, v) == v) break ;
-  }
-  if (v < 0) {
-     // Wait for the thread associated with the event to vacate
-     int status = pthread_mutex_lock(_mutex);
-     assert_status(status == 0, status, "mutex_lock");
-     AnyWaiters = _nParked ;
-     assert (AnyWaiters == 0 || AnyWaiters == 1, "invariant") ;
-     if (AnyWaiters != 0 && WorkAroundNPTLTimedWaitHang) {
-        AnyWaiters = 0 ;
-        pthread_cond_signal (_cond);
-     }
-     status = pthread_mutex_unlock(_mutex);
-     assert_status(status == 0, status, "mutex_unlock");
-     if (AnyWaiters != 0) {
-        status = pthread_cond_signal(_cond);
-        assert_status(status == 0, status, "cond_signal");
-     }
+  // Transitions for _Event:
+  //    0 :=> 1
+  //    1 :=> 1
+  //   -1 :=> either 0 or 1; must signal target thread
+  //          That is, we can safely transition _Event from -1 to either
+  //          0 or 1. Forcing 1 is slightly more efficient for back-to-back
+  //          unpark() calls.
+  // See also: "Semaphores in Plan 9" by Mullender & Cox
+  //
+  // Note: Forcing a transition from "-1" to "1" on an unpark() means
+  // that it will take two back-to-back park() calls for the owning
+  // thread to block. This has the benefit of forcing a spurious return
+  // from the first park() call after an unpark() call which will help
+  // shake out uses of park() and unpark() without condition variables.
+
+  if (Atomic::xchg(1, &_Event) >= 0) return;
+
+  // Wait for the thread associated with the event to vacate
+  int status = pthread_mutex_lock(_mutex);
+  assert_status(status == 0, status, "mutex_lock");
+  int AnyWaiters = _nParked;
+  assert(AnyWaiters == 0 || AnyWaiters == 1, "invariant");
+  if (AnyWaiters != 0 && WorkAroundNPTLTimedWaitHang) {
+    AnyWaiters = 0;
+    pthread_cond_signal(_cond);
+  }
+  status = pthread_mutex_unlock(_mutex);
+  assert_status(status == 0, status, "mutex_unlock");
+  if (AnyWaiters != 0) {
+    status = pthread_cond_signal(_cond);
+    assert_status(status == 0, status, "cond_signal");
   }
 
   // Note that we signal() _after dropping the lock for "immortal" Events.
@@ -5187,13 +5184,14 @@
 }
 
 void Parker::park(bool isAbsolute, jlong time) {
+  // Ideally we'd do something useful while spinning, such
+  // as calling unpackTime().
+
   // Optional fast-path check:
   // Return immediately if a permit is available.
-  if (_counter > 0) {
-      _counter = 0 ;
-      OrderAccess::fence();
-      return ;
-  }
+  // We depend on Atomic::xchg() having full barrier semantics
+  // since we are doing a lock-free update to _counter.
+  if (Atomic::xchg(0, &_counter) > 0) return;
 
   Thread* thread = Thread::current();
   assert(thread->is_Java_thread(), "Must be JavaThread");
@@ -5234,6 +5232,8 @@
     _counter = 0;
     status = pthread_mutex_unlock(_mutex);
     assert (status == 0, "invariant") ;
+    // Paranoia to ensure our locked and lock-free paths interact
+    // correctly with each other and Java-level accesses.
     OrderAccess::fence();
     return;
   }
@@ -5270,12 +5270,14 @@
   _counter = 0 ;
   status = pthread_mutex_unlock(_mutex) ;
   assert_status(status == 0, status, "invariant") ;
+  // Paranoia to ensure our locked and lock-free paths interact
+  // correctly with each other and Java-level accesses.
+  OrderAccess::fence();
+
   // If externally suspended while waiting, re-suspend
   if (jt->handle_special_suspend_equivalent_condition()) {
     jt->java_suspend_self();
   }
-
-  OrderAccess::fence();
 }
 
 void Parker::unpark() {
--- a/src/os/linux/vm/os_linux.inline.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/linux/vm/os_linux.inline.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -68,14 +68,6 @@
   return ":";
 }
 
-inline const char* os::jlong_format_specifier() {
-  return "%lld";
-}
-
-inline const char* os::julong_format_specifier() {
-  return "%llu";
-}
-
 // File names are case-sensitive on windows only
 inline int os::file_name_strcmp(const char* s1, const char* s2) {
   return strcmp(s1, s2);
--- a/src/os/posix/launcher/java_md.c	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/posix/launcher/java_md.c	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -1876,11 +1876,6 @@
     }
 }
 
-const char *
-jlong_format_specifier() {
-    return "%lld";
-}
-
 /*
  * Block current thread and continue execution in a new thread
  */
--- a/src/os/posix/launcher/java_md.h	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/posix/launcher/java_md.h	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -64,6 +64,12 @@
 #define Counter2Micros(counts)    (1)
 #endif /* HAVE_GETHRTIME */
 
+#ifdef _LP64
+#define JLONG_FORMAT "%ld"
+#else
+#define JLONG_FORMAT "%lld"
+#endif
+
 /*
  * Function prototypes.
  */
--- a/src/os/solaris/vm/os_solaris.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/solaris/vm/os_solaris.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -6014,6 +6014,9 @@
      _Event = 0 ;
      status = os::Solaris::mutex_unlock(_mutex);
      assert_status(status == 0, status, "mutex_unlock");
+    // Paranoia to ensure our locked and lock-free paths interact
+    // correctly with each other.
+    OrderAccess::fence();
   }
 }
 
@@ -6055,51 +6058,43 @@
   _Event = 0 ;
   status = os::Solaris::mutex_unlock(_mutex);
   assert_status(status == 0, status, "mutex_unlock");
+  // Paranoia to ensure our locked and lock-free paths interact
+  // correctly with each other.
+  OrderAccess::fence();
   return ret;
 }
 
 void os::PlatformEvent::unpark() {
-  int v, AnyWaiters;
-
-  // Increment _Event.
-  // Another acceptable implementation would be to simply swap 1
-  // into _Event:
-  //   if (Swap (&_Event, 1) < 0) {
-  //      mutex_lock (_mutex) ; AnyWaiters = nParked; mutex_unlock (_mutex) ;
-  //      if (AnyWaiters) cond_signal (_cond) ;
-  //   }
-
-  for (;;) {
-    v = _Event ;
-    if (v > 0) {
-       // The LD of _Event could have reordered or be satisfied
-       // by a read-aside from this processor's write buffer.
-       // To avoid problems execute a barrier and then
-       // ratify the value.  A degenerate CAS() would also work.
-       // Viz., CAS (v+0, &_Event, v) == v).
-       OrderAccess::fence() ;
-       if (_Event == v) return ;
-       continue ;
-    }
-    if (Atomic::cmpxchg (v+1, &_Event, v) == v) break ;
-  }
+  // Transitions for _Event:
+  //    0 :=> 1
+  //    1 :=> 1
+  //   -1 :=> either 0 or 1; must signal target thread
+  //          That is, we can safely transition _Event from -1 to either
+  //          0 or 1. Forcing 1 is slightly more efficient for back-to-back
+  //          unpark() calls.
+  // See also: "Semaphores in Plan 9" by Mullender & Cox
+  //
+  // Note: Forcing a transition from "-1" to "1" on an unpark() means
+  // that it will take two back-to-back park() calls for the owning
+  // thread to block. This has the benefit of forcing a spurious return
+  // from the first park() call after an unpark() call which will help
+  // shake out uses of park() and unpark() without condition variables.
+
+  if (Atomic::xchg(1, &_Event) >= 0) return;
 
   // If the thread associated with the event was parked, wake it.
-  if (v < 0) {
-     int status ;
-     // Wait for the thread assoc with the PlatformEvent to vacate.
-     status = os::Solaris::mutex_lock(_mutex);
-     assert_status(status == 0, status, "mutex_lock");
-     AnyWaiters = _nParked ;
-     status = os::Solaris::mutex_unlock(_mutex);
-     assert_status(status == 0, status, "mutex_unlock");
-     guarantee (AnyWaiters == 0 || AnyWaiters == 1, "invariant") ;
-     if (AnyWaiters != 0) {
-       // We intentional signal *after* dropping the lock
-       // to avoid a common class of futile wakeups.
-       status = os::Solaris::cond_signal(_cond);
-       assert_status(status == 0, status, "cond_signal");
-     }
+  // Wait for the thread assoc with the PlatformEvent to vacate.
+  int status = os::Solaris::mutex_lock(_mutex);
+  assert_status(status == 0, status, "mutex_lock");
+  int AnyWaiters = _nParked;
+  status = os::Solaris::mutex_unlock(_mutex);
+  assert_status(status == 0, status, "mutex_unlock");
+  guarantee(AnyWaiters == 0 || AnyWaiters == 1, "invariant");
+  if (AnyWaiters != 0) {
+    // We intentional signal *after* dropping the lock
+    // to avoid a common class of futile wakeups.
+    status = os::Solaris::cond_signal(_cond);
+    assert_status(status == 0, status, "cond_signal");
   }
 }
 
@@ -6177,14 +6172,14 @@
 }
 
 void Parker::park(bool isAbsolute, jlong time) {
+  // Ideally we'd do something useful while spinning, such
+  // as calling unpackTime().
 
   // Optional fast-path check:
   // Return immediately if a permit is available.
-  if (_counter > 0) {
-      _counter = 0 ;
-      OrderAccess::fence();
-      return ;
-  }
+  // We depend on Atomic::xchg() having full barrier semantics
+  // since we are doing a lock-free update to _counter.
+  if (Atomic::xchg(0, &_counter) > 0) return;
 
   // Optional fast-exit: Check interrupt before trying to wait
   Thread* thread = Thread::current();
@@ -6226,6 +6221,8 @@
     _counter = 0;
     status = os::Solaris::mutex_unlock(_mutex);
     assert (status == 0, "invariant") ;
+    // Paranoia to ensure our locked and lock-free paths interact
+    // correctly with each other and Java-level accesses.
     OrderAccess::fence();
     return;
   }
@@ -6267,12 +6264,14 @@
   _counter = 0 ;
   status = os::Solaris::mutex_unlock(_mutex);
   assert_status(status == 0, status, "mutex_unlock") ;
+  // Paranoia to ensure our locked and lock-free paths interact
+  // correctly with each other and Java-level accesses.
+  OrderAccess::fence();
 
   // If externally suspended while waiting, re-suspend
   if (jt->handle_special_suspend_equivalent_condition()) {
     jt->java_suspend_self();
   }
-  OrderAccess::fence();
 }
 
 void Parker::unpark() {
--- a/src/os/solaris/vm/os_solaris.inline.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/solaris/vm/os_solaris.inline.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -50,9 +50,6 @@
 inline const char* os::line_separator() { return "\n"; }
 inline const char* os::path_separator() { return ":"; }
 
-inline const char* os::jlong_format_specifier()   { return "%lld"; }
-inline const char* os::julong_format_specifier()  { return "%llu"; }
-
 // File names are case-sensitive on windows only
 inline int os::file_name_strcmp(const char* s1, const char* s2) {
   return strcmp(s1, s2);
--- a/src/os/windows/launcher/java_md.c	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/windows/launcher/java_md.c	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -1323,11 +1323,6 @@
     }
 }
 
-const char *
-jlong_format_specifier() {
-    return "%I64d";
-}
-
 /*
  * Block current thread and continue execution in a new thread
  */
--- a/src/os/windows/launcher/java_md.h	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/windows/launcher/java_md.h	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -69,6 +69,8 @@
 extern int _main(int argc, char **argv);
 #endif
 
+#define JLONG_FORMAT "%I64d"
+
 /*
  * Function prototypes.
  */
--- a/src/os/windows/vm/decoder_windows.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/windows/vm/decoder_windows.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -49,7 +49,7 @@
     pfn_SymSetOptions _pfnSymSetOptions = (pfn_SymSetOptions)::GetProcAddress(handle, "SymSetOptions");
     pfn_SymInitialize _pfnSymInitialize = (pfn_SymInitialize)::GetProcAddress(handle, "SymInitialize");
     _pfnSymGetSymFromAddr64 = (pfn_SymGetSymFromAddr64)::GetProcAddress(handle, "SymGetSymFromAddr64");
-    _pfnUndecorateSymbolName = (pfn_UndecorateSymbolName)GetProcAddress(handle, "UnDecorateSymbolName");
+    _pfnUndecorateSymbolName = (pfn_UndecorateSymbolName)::GetProcAddress(handle, "UnDecorateSymbolName");
 
     if (_pfnSymSetOptions == NULL || _pfnSymInitialize == NULL || _pfnSymGetSymFromAddr64 == NULL) {
       _pfnSymGetSymFromAddr64 = NULL;
@@ -60,8 +60,9 @@
       return;
     }
 
-    _pfnSymSetOptions(SYMOPT_UNDNAME | SYMOPT_DEFERRED_LOADS);
-    if (!_pfnSymInitialize(GetCurrentProcess(), NULL, TRUE)) {
+    HANDLE hProcess = ::GetCurrentProcess();
+    _pfnSymSetOptions(SYMOPT_UNDNAME | SYMOPT_DEFERRED_LOADS | SYMOPT_EXACT_SYMBOLS);
+    if (!_pfnSymInitialize(hProcess, NULL, TRUE)) {
       _pfnSymGetSymFromAddr64 = NULL;
       _pfnUndecorateSymbolName = NULL;
       ::FreeLibrary(handle);
@@ -70,6 +71,77 @@
       return;
     }
 
+    // set pdb search paths
+    pfn_SymSetSearchPath  _pfn_SymSetSearchPath =
+      (pfn_SymSetSearchPath)::GetProcAddress(handle, "SymSetSearchPath");
+    pfn_SymGetSearchPath  _pfn_SymGetSearchPath =
+      (pfn_SymGetSearchPath)::GetProcAddress(handle, "SymGetSearchPath");
+    if (_pfn_SymSetSearchPath != NULL && _pfn_SymGetSearchPath != NULL) {
+      char paths[MAX_PATH];
+      int  len = sizeof(paths);
+      if (!_pfn_SymGetSearchPath(hProcess, paths, len)) {
+        paths[0] = '\0';
+      } else {
+        // available spaces in path buffer
+        len -= (int)strlen(paths);
+      }
+
+      char tmp_path[MAX_PATH];
+      DWORD dwSize;
+      HMODULE hJVM = ::GetModuleHandle("jvm.dll");
+      tmp_path[0] = '\0';
+      // append the path where jvm.dll is located
+      if (hJVM != NULL && (dwSize = ::GetModuleFileName(hJVM, tmp_path, sizeof(tmp_path))) > 0) {
+        while (dwSize > 0 && tmp_path[dwSize] != '\\') {
+          dwSize --;
+        }
+
+        tmp_path[dwSize] = '\0';
+
+        if (dwSize > 0 && len > (int)dwSize + 1) {
+          strncat(paths, os::path_separator(), 1);
+          strncat(paths, tmp_path, dwSize);
+          len -= dwSize + 1;
+        }
+      }
+
+      // append $JRE/bin. Arguments::get_java_home actually returns $JRE
+      // path
+      char *p = Arguments::get_java_home();
+      assert(p != NULL, "empty java home");
+      size_t java_home_len = strlen(p);
+      if (len > (int)java_home_len + 5) {
+        strncat(paths, os::path_separator(), 1);
+        strncat(paths, p, java_home_len);
+        strncat(paths, "\\bin", 4);
+        len -= (int)(java_home_len + 5);
+      }
+
+      // append $JDK/bin path if it exists
+      assert(java_home_len < MAX_PATH, "Invalid path length");
+      // assume $JRE is under $JDK, construct $JDK/bin path and
+      // see if it exists or not
+      if (strncmp(&p[java_home_len - 3], "jre", 3) == 0) {
+        strncpy(tmp_path, p, java_home_len - 3);
+        tmp_path[java_home_len - 3] = '\0';
+        strncat(tmp_path, "bin", 3);
+
+        // if the directory exists
+        DWORD dwAttrib = GetFileAttributes(tmp_path);
+        if (dwAttrib != INVALID_FILE_ATTRIBUTES &&
+            (dwAttrib & FILE_ATTRIBUTE_DIRECTORY)) {
+          // tmp_path should have the same length as java_home_len, since we only
+          // replaced 'jre' with 'bin'
+          if (len > (int)java_home_len + 1) {
+            strncat(paths, os::path_separator(), 1);
+            strncat(paths, tmp_path, java_home_len);
+          }
+        }
+      }
+
+      _pfn_SymSetSearchPath(hProcess, paths);
+    }
+
      // find out if jvm.dll contains private symbols, by decoding
      // current function and comparing the result
      address addr = (address)Decoder::demangle;
--- a/src/os/windows/vm/decoder_windows.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/windows/vm/decoder_windows.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -35,6 +35,8 @@
 typedef BOOL  (WINAPI *pfn_SymInitialize)(HANDLE, PCTSTR, BOOL);
 typedef BOOL  (WINAPI *pfn_SymGetSymFromAddr64)(HANDLE, DWORD64, PDWORD64, PIMAGEHLP_SYMBOL64);
 typedef DWORD (WINAPI *pfn_UndecorateSymbolName)(const char*, char*, DWORD, DWORD);
+typedef BOOL  (WINAPI *pfn_SymSetSearchPath)(HANDLE, PCTSTR);
+typedef BOOL  (WINAPI *pfn_SymGetSearchPath)(HANDLE, PTSTR, int);
 
 class WindowsDecoder : public AbstractDecoder {
 
--- a/src/os/windows/vm/os_windows.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/windows/vm/os_windows.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -349,6 +349,33 @@
 
 #ifdef _M_IA64
   // IA64 has memory and register stacks
+  //
+  // This is the stack layout you get on NT/IA64 if you specify 1MB stack limit
+  // at thread creation (1MB backing store growing upwards, 1MB memory stack
+  // growing downwards, 2MB summed up)
+  //
+  // ...
+  // ------- top of stack (high address) -----
+  // |
+  // |      1MB
+  // |      Backing Store (Register Stack)
+  // |
+  // |         / \
+  // |          |
+  // |          |
+  // |          |
+  // ------------------------ stack base -----
+  // |      1MB
+  // |      Memory Stack
+  // |
+  // |          |
+  // |          |
+  // |          |
+  // |         \ /
+  // |
+  // ----- bottom of stack (low address) -----
+  // ...
+
   stack_size = stack_size / 2;
 #endif
   return stack_bottom + stack_size;
@@ -1874,8 +1901,22 @@
       }
       return TRUE;
       break;
+    case CTRL_LOGOFF_EVENT: {
+      // Don't terminate JVM if it is running in a non-interactive session,
+      // such as a service process.
+      USEROBJECTFLAGS flags;
+      HANDLE handle = GetProcessWindowStation();
+      if (handle != NULL &&
+          GetUserObjectInformation(handle, UOI_FLAGS, &flags,
+            sizeof( USEROBJECTFLAGS), NULL)) {
+        // If it is a non-interactive session, let next handler to deal
+        // with it.
+        if ((flags.dwFlags & WSF_VISIBLE) == 0) {
+          return FALSE;
+        }
+      }
+    }
     case CTRL_CLOSE_EVENT:
-    case CTRL_LOGOFF_EVENT:
     case CTRL_SHUTDOWN_EVENT:
       os::signal_raise(SIGTERM);
       return TRUE;
@@ -1991,17 +2032,34 @@
   JavaThread* thread = JavaThread::current();
   // Save pc in thread
 #ifdef _M_IA64
-  thread->set_saved_exception_pc((address)exceptionInfo->ContextRecord->StIIP);
+  // Do not blow up if no thread info available.
+  if (thread) {
+    // Saving PRECISE pc (with slot information) in thread.
+    uint64_t precise_pc = (uint64_t) exceptionInfo->ExceptionRecord->ExceptionAddress;
+    // Convert precise PC into "Unix" format
+    precise_pc = (precise_pc & 0xFFFFFFFFFFFFFFF0) | ((precise_pc & 0xF) >> 2);
+    thread->set_saved_exception_pc((address)precise_pc);
+  }
   // Set pc to handler
   exceptionInfo->ContextRecord->StIIP = (DWORD64)handler;
+  // Clear out psr.ri (= Restart Instruction) in order to continue
+  // at the beginning of the target bundle.
+  exceptionInfo->ContextRecord->StIPSR &= 0xFFFFF9FFFFFFFFFF;
+  assert(((DWORD64)handler & 0xF) == 0, "Target address must point to the beginning of a bundle!");
 #elif _M_AMD64
-  thread->set_saved_exception_pc((address)exceptionInfo->ContextRecord->Rip);
+  // Do not blow up if no thread info available.
+  if (thread) {
+    thread->set_saved_exception_pc((address)(DWORD_PTR)exceptionInfo->ContextRecord->Rip);
+  }
   // Set pc to handler
   exceptionInfo->ContextRecord->Rip = (DWORD64)handler;
 #else
-  thread->set_saved_exception_pc((address)exceptionInfo->ContextRecord->Eip);
+  // Do not blow up if no thread info available.
+  if (thread) {
+    thread->set_saved_exception_pc((address)(DWORD_PTR)exceptionInfo->ContextRecord->Eip);
+  }
   // Set pc to handler
-  exceptionInfo->ContextRecord->Eip = (LONG)handler;
+  exceptionInfo->ContextRecord->Eip = (DWORD)(DWORD_PTR)handler;
 #endif
 
   // Continue the execution
@@ -2026,6 +2084,14 @@
 // included or copied here.
 #define EXCEPTION_INFO_EXEC_VIOLATION 0x08
 
+// Handle NAT Bit consumption on IA64.
+#ifdef _M_IA64
+#define EXCEPTION_REG_NAT_CONSUMPTION    STATUS_REG_NAT_CONSUMPTION
+#endif
+
+// Windows Vista/2008 heap corruption check
+#define EXCEPTION_HEAP_CORRUPTION        0xC0000374
+
 #define def_excpt(val) #val, val
 
 struct siglabel {
@@ -2068,6 +2134,10 @@
     def_excpt(EXCEPTION_GUARD_PAGE),
     def_excpt(EXCEPTION_INVALID_HANDLE),
     def_excpt(EXCEPTION_UNCAUGHT_CXX_EXCEPTION),
+    def_excpt(EXCEPTION_HEAP_CORRUPTION),
+#ifdef _M_IA64
+    def_excpt(EXCEPTION_REG_NAT_CONSUMPTION),
+#endif
     NULL, 0
 };
 
@@ -2192,7 +2262,14 @@
   if (InterceptOSException) return EXCEPTION_CONTINUE_SEARCH;
   DWORD exception_code = exceptionInfo->ExceptionRecord->ExceptionCode;
 #ifdef _M_IA64
-  address pc = (address) exceptionInfo->ContextRecord->StIIP;
+  // On Itanium, we need the "precise pc", which has the slot number coded
+  // into the least 4 bits: 0000=slot0, 0100=slot1, 1000=slot2 (Windows format).
+  address pc = (address) exceptionInfo->ExceptionRecord->ExceptionAddress;
+  // Convert the pc to "Unix format", which has the slot number coded
+  // into the least 2 bits: 0000=slot0, 0001=slot1, 0010=slot2
+  // This is needed for IA64 because "relocation" / "implicit null check" / "poll instruction"
+  // information is saved in the Unix format.
+  address pc_unix_format = (address) ((((uint64_t)pc) & 0xFFFFFFFFFFFFFFF0) | ((((uint64_t)pc) & 0xF) >> 2));
 #elif _M_AMD64
   address pc = (address) exceptionInfo->ContextRecord->Rip;
 #else
@@ -2307,29 +2384,40 @@
     if (exception_code == EXCEPTION_STACK_OVERFLOW) {
       if (os::uses_stack_guard_pages()) {
 #ifdef _M_IA64
-        //
-        // If it's a legal stack address continue, Windows will map it in.
-        //
+        // Use guard page for register stack.
         PEXCEPTION_RECORD exceptionRecord = exceptionInfo->ExceptionRecord;
         address addr = (address) exceptionRecord->ExceptionInformation[1];
-        if (addr > thread->stack_yellow_zone_base() && addr < thread->stack_base() )
-          return EXCEPTION_CONTINUE_EXECUTION;
-
-        // The register save area is the same size as the memory stack
-        // and starts at the page just above the start of the memory stack.
-        // If we get a fault in this area, we've run out of register
-        // stack.  If we are in java, try throwing a stack overflow exception.
-        if (addr > thread->stack_base() &&
-                      addr <= (thread->stack_base()+thread->stack_size()) ) {
-          char buf[256];
-          jio_snprintf(buf, sizeof(buf),
-                       "Register stack overflow, addr:%p, stack_base:%p\n",
-                       addr, thread->stack_base() );
-          tty->print_raw_cr(buf);
-          // If not in java code, return and hope for the best.
-          return in_java ? Handle_Exception(exceptionInfo,
-            SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::STACK_OVERFLOW))
-            :  EXCEPTION_CONTINUE_EXECUTION;
+        // Check for a register stack overflow on Itanium
+        if (thread->addr_inside_register_stack_red_zone(addr)) {
+          // Fatal red zone violation happens if the Java program
+          // catches a StackOverflow error and does so much processing
+          // that it runs beyond the unprotected yellow guard zone. As
+          // a result, we are out of here.
+          fatal("ERROR: Unrecoverable stack overflow happened. JVM will exit.");
+        } else if(thread->addr_inside_register_stack(addr)) {
+          // Disable the yellow zone which sets the state that
+          // we've got a stack overflow problem.
+          if (thread->stack_yellow_zone_enabled()) {
+            thread->disable_stack_yellow_zone();
+          }
+          // Give us some room to process the exception.
+          thread->disable_register_stack_guard();
+          // Tracing with +Verbose.
+          if (Verbose) {
+            tty->print_cr("SOF Compiled Register Stack overflow at " INTPTR_FORMAT " (SIGSEGV)", pc);
+            tty->print_cr("Register Stack access at " INTPTR_FORMAT, addr);
+            tty->print_cr("Register Stack base " INTPTR_FORMAT, thread->register_stack_base());
+            tty->print_cr("Register Stack [" INTPTR_FORMAT "," INTPTR_FORMAT "]",
+                          thread->register_stack_base(),
+                          thread->register_stack_base() + thread->stack_size());
+          }
+
+          // Reguard the permanent register stack red zone just to be sure.
+          // We saw Windows silently disabling this without telling us.
+          thread->enable_register_stack_red_zone();
+
+          return Handle_Exception(exceptionInfo,
+            SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::STACK_OVERFLOW));
         }
 #endif
         if (thread->stack_yellow_zone_enabled()) {
@@ -2404,50 +2492,33 @@
           {
             // Null pointer exception.
 #ifdef _M_IA64
-            // We catch register stack overflows in compiled code by doing
-            // an explicit compare and executing a st8(G0, G0) if the
-            // BSP enters into our guard area.  We test for the overflow
-            // condition and fall into the normal null pointer exception
-            // code if BSP hasn't overflowed.
-            if ( in_java ) {
-              if(thread->register_stack_overflow()) {
-                assert((address)exceptionInfo->ContextRecord->IntS3 ==
-                                thread->register_stack_limit(),
-                               "GR7 doesn't contain register_stack_limit");
-                // Disable the yellow zone which sets the state that
-                // we've got a stack overflow problem.
-                if (thread->stack_yellow_zone_enabled()) {
-                  thread->disable_stack_yellow_zone();
+            // Process implicit null checks in compiled code. Note: Implicit null checks
+            // can happen even if "ImplicitNullChecks" is disabled, e.g. in vtable stubs.
+            if (CodeCache::contains((void*) pc_unix_format) && !MacroAssembler::needs_explicit_null_check((intptr_t) addr)) {
+              CodeBlob *cb = CodeCache::find_blob_unsafe(pc_unix_format);
+              // Handle implicit null check in UEP method entry
+              if (cb && (cb->is_frame_complete_at(pc) ||
+                         (cb->is_nmethod() && ((nmethod *)cb)->inlinecache_check_contains(pc)))) {
+                if (Verbose) {
+                  intptr_t *bundle_start = (intptr_t*) ((intptr_t) pc_unix_format & 0xFFFFFFFFFFFFFFF0);
+                  tty->print_cr("trap: null_check at " INTPTR_FORMAT " (SIGSEGV)", pc_unix_format);
+                  tty->print_cr("      to addr " INTPTR_FORMAT, addr);
+                  tty->print_cr("      bundle is " INTPTR_FORMAT " (high), " INTPTR_FORMAT " (low)",
+                                *(bundle_start + 1), *bundle_start);
                 }
-                // Give us some room to process the exception
-                thread->disable_register_stack_guard();
-                // Update GR7 with the new limit so we can continue running
-                // compiled code.
-                exceptionInfo->ContextRecord->IntS3 =
-                               (ULONGLONG)thread->register_stack_limit();
                 return Handle_Exception(exceptionInfo,
-                       SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::STACK_OVERFLOW));
-              } else {
-                //
-                // Check for implicit null
-                // We only expect null pointers in the stubs (vtable)
-                // the rest are checked explicitly now.
-                //
-                if (((uintptr_t)addr) < os::vm_page_size() ) {
-                  // an access to the first page of VM--assume it is a null pointer
-                  address stub = SharedRuntime::continuation_for_implicit_exception(thread, pc, SharedRuntime::IMPLICIT_NULL);
-                  if (stub != NULL) return Handle_Exception(exceptionInfo, stub);
-                }
+                  SharedRuntime::continuation_for_implicit_exception(thread, pc_unix_format, SharedRuntime::IMPLICIT_NULL));
               }
-            } // in_java
-
-            // IA64 doesn't use implicit null checking yet. So we shouldn't
-            // get here.
-            tty->print_raw_cr("Access violation, possible null pointer exception");
+            }
+
+            // Implicit null checks were processed above.  Hence, we should not reach
+            // here in the usual case => die!
+            if (Verbose) tty->print_raw_cr("Access violation, possible null pointer exception");
             report_error(t, exception_code, pc, exceptionInfo->ExceptionRecord,
                          exceptionInfo->ContextRecord);
             return EXCEPTION_CONTINUE_SEARCH;
-#else /* !IA64 */
+
+#else // !IA64
 
             // Windows 98 reports faulting addresses incorrectly
             if (!MacroAssembler::needs_explicit_null_check((intptr_t)addr) ||
@@ -2479,7 +2550,24 @@
       report_error(t, exception_code, pc, exceptionInfo->ExceptionRecord,
                    exceptionInfo->ContextRecord);
       return EXCEPTION_CONTINUE_SEARCH;
-    }
+    } // /EXCEPTION_ACCESS_VIOLATION
+    // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+#if defined _M_IA64
+    else if ((exception_code == EXCEPTION_ILLEGAL_INSTRUCTION ||
+              exception_code == EXCEPTION_ILLEGAL_INSTRUCTION_2)) {
+      M37 handle_wrong_method_break(0, NativeJump::HANDLE_WRONG_METHOD, PR0);
+
+      // Compiled method patched to be non entrant? Following conditions must apply:
+      // 1. must be first instruction in bundle
+      // 2. must be a break instruction with appropriate code
+      if((((uint64_t) pc & 0x0F) == 0) &&
+         (((IPF_Bundle*) pc)->get_slot0() == handle_wrong_method_break.bits())) {
+        return Handle_Exception(exceptionInfo,
+                                (address)SharedRuntime::get_handle_wrong_method_stub());
+      }
+    } // /EXCEPTION_ILLEGAL_INSTRUCTION
+#endif
+
 
     if (in_java) {
       switch (exception_code) {
@@ -2946,7 +3034,7 @@
     }
     if( Verbose && PrintMiscellaneous ) {
       reserveTimer.stop();
-      tty->print_cr("reserve_memory of %Ix bytes took %ld ms (%ld ticks)", bytes,
+      tty->print_cr("reserve_memory of %Ix bytes took " JLONG_FORMAT " ms (" JLONG_FORMAT " ticks)", bytes,
                     reserveTimer.milliseconds(), reserveTimer.ticks());
     }
   }
@@ -4305,7 +4393,7 @@
   if (hFile == NULL) {
     if (PrintMiscellaneous && Verbose) {
       DWORD err = GetLastError();
-      tty->print_cr("CreateFile() failed: GetLastError->%ld.");
+      tty->print_cr("CreateFile() failed: GetLastError->%ld.", err);
     }
     return NULL;
   }
@@ -4355,7 +4443,7 @@
     if (hMap == NULL) {
       if (PrintMiscellaneous && Verbose) {
         DWORD err = GetLastError();
-        tty->print_cr("CreateFileMapping() failed: GetLastError->%ld.");
+        tty->print_cr("CreateFileMapping() failed: GetLastError->%ld.", err);
       }
       CloseHandle(hFile);
       return NULL;
@@ -4565,6 +4653,7 @@
     }
     v = _Event ;
     _Event = 0 ;
+    // see comment at end of os::PlatformEvent::park() below:
     OrderAccess::fence() ;
     // If we encounter a nearly simultanous timeout expiry and unpark()
     // we return OS_OK indicating we awoke via unpark().
@@ -4602,25 +4691,25 @@
 
 void os::PlatformEvent::unpark() {
   guarantee (_ParkHandle != NULL, "Invariant") ;
-  int v ;
-  for (;;) {
-      v = _Event ;      // Increment _Event if it's < 1.
-      if (v > 0) {
-         // If it's already signaled just return.
-         // The LD of _Event could have reordered or be satisfied
-         // by a read-aside from this processor's write buffer.
-         // To avoid problems execute a barrier and then
-         // ratify the value.  A degenerate CAS() would also work.
-         // Viz., CAS (v+0, &_Event, v) == v).
-         OrderAccess::fence() ;
-         if (_Event == v) return ;
-         continue ;
-      }
-      if (Atomic::cmpxchg (v+1, &_Event, v) == v) break ;
-  }
-  if (v < 0) {
-     ::SetEvent (_ParkHandle) ;
-  }
+
+  // Transitions for _Event:
+  //    0 :=> 1
+  //    1 :=> 1
+  //   -1 :=> either 0 or 1; must signal target thread
+  //          That is, we can safely transition _Event from -1 to either
+  //          0 or 1. Forcing 1 is slightly more efficient for back-to-back
+  //          unpark() calls.
+  // See also: "Semaphores in Plan 9" by Mullender & Cox
+  //
+  // Note: Forcing a transition from "-1" to "1" on an unpark() means
+  // that it will take two back-to-back park() calls for the owning
+  // thread to block. This has the benefit of forcing a spurious return
+  // from the first park() call after an unpark() call which will help
+  // shake out uses of park() and unpark() without condition variables.
+
+  if (Atomic::xchg(1, &_Event) >= 0) return;
+
+  ::SetEvent(_ParkHandle);
 }
 
 
--- a/src/os/windows/vm/os_windows.inline.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os/windows/vm/os_windows.inline.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -38,9 +38,6 @@
 inline const char* os::path_separator()                { return ";"; }
 inline const char* os::dll_file_extension()            { return ".dll"; }
 
-inline const char* os::jlong_format_specifier()        { return "%I64d"; }
-inline const char* os::julong_format_specifier()       { return "%I64u"; }
-
 inline const int os::default_file_open_flags() { return O_BINARY | O_NOINHERIT;}
 
 // File names are case-insensitive on windows only
--- a/src/os_cpu/bsd_x86/vm/globals_bsd_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/bsd_x86/vm/globals_bsd_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2013, 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
@@ -42,7 +42,7 @@
 #endif // AMD64
 
 define_pd_global(intx, CompilerThreadStackSize,  0);
-define_pd_global(intx, SurvivorRatio,            8);
+define_pd_global(uintx, SurvivorRatio,           8);
 
 define_pd_global(uintx, JVMInvokeMethodSlack,    8192);
 
--- a/src/os_cpu/bsd_x86/vm/os_bsd_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/bsd_x86/vm/os_bsd_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -372,7 +372,7 @@
                 CAST_FROM_FN_PTR(address, os::current_frame));
   if (os::is_first_C_frame(&myframe)) {
     // stack is not walkable
-    return frame(NULL, NULL, NULL);
+    return frame();
   } else {
     return os::get_sender_for_C_frame(&myframe);
   }
--- a/src/os_cpu/bsd_x86/vm/vmStructs_bsd_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/bsd_x86/vm/vmStructs_bsd_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,37 +29,25 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* Threads (NOTE: incomplete) */                                                                                                   \
   /******************************/                                                                                                   \
   nonstatic_field(OSThread,                      _thread_id,                                      OSThread::thread_id_t)             \
-  nonstatic_field(OSThread,                      _pthread_id,                                     pthread_t)                         \
-  /* This must be the last entry, and must be present */                                                                             \
-  last_entry()
+  nonstatic_field(OSThread,                      _unique_thread_id,                               uint64_t)
 
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \
                                                                           \
   /**********************/                                                \
-  /* Posix Thread IDs   */                                                \
+  /* Thread IDs         */                                                \
   /**********************/                                                \
                                                                           \
-  declare_unsigned_integer_type(OSThread::thread_id_t)                    \
-  declare_unsigned_integer_type(pthread_t)                                \
-                                                                          \
-  /* This must be the last entry, and must be present */                  \
-  last_entry()
+  declare_unsigned_integer_type(OSThread::thread_id_t)
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_BSD_X86_VM_VMSTRUCTS_BSD_X86_HPP
--- a/src/os_cpu/bsd_zero/vm/vmStructs_bsd_zero.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/bsd_zero/vm/vmStructs_bsd_zero.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -30,21 +30,13 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field)
 
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type)
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_BSD_ZERO_VM_VMSTRUCTS_BSD_ZERO_HPP
--- a/src/os_cpu/linux_sparc/vm/vmStructs_linux_sparc.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/linux_sparc/vm/vmStructs_linux_sparc.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,7 +29,7 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* Threads (NOTE: incomplete) */                                                                                                   \
@@ -37,38 +37,27 @@
                                                                                                                                      \
   nonstatic_field(JavaThread,                  _base_of_stack_pointer,                        intptr_t*)                             \
   nonstatic_field(OSThread,                    _thread_id,                                    OSThread::thread_id_t)                 \
-  nonstatic_field(OSThread,                    _pthread_id,                                   pthread_t)                             \
-  /* This must be the last entry, and must be present */                                                                             \
-  last_entry()
+  nonstatic_field(OSThread,                    _pthread_id,                                   pthread_t)
 
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \
                                                                           \
   /**********************/                                                \
   /* POSIX Thread IDs */                                                  \
   /**********************/                                                \
                                                                           \
   declare_integer_type(OSThread::thread_id_t)                             \
-  declare_unsigned_integer_type(pthread_t)                                \
-                                                                          \
-  /* This must be the last entry, and must be present */                  \
-  last_entry()
+  declare_unsigned_integer_type(pthread_t)
 
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant) \
                                                                         \
   /************************/                                            \
   /* JavaThread constants */                                            \
   /************************/                                            \
                                                                         \
-  declare_constant(JavaFrameAnchor::flushed)                            \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+  declare_constant(JavaFrameAnchor::flushed)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_LINUX_SPARC_VM_VMSTRUCTS_LINUX_SPARC_HPP
--- a/src/os_cpu/linux_x86/vm/os_linux_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/linux_x86/vm/os_linux_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -189,7 +189,7 @@
                 CAST_FROM_FN_PTR(address, os::current_frame));
   if (os::is_first_C_frame(&myframe)) {
     // stack is not walkable
-    return frame(NULL, NULL, NULL);
+    return frame();
   } else {
     return os::get_sender_for_C_frame(&myframe);
   }
--- a/src/os_cpu/linux_x86/vm/vmStructs_linux_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/linux_x86/vm/vmStructs_linux_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,37 +29,26 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* Threads (NOTE: incomplete) */                                                                                                   \
   /******************************/                                                                                                   \
   nonstatic_field(OSThread,                      _thread_id,                                      OSThread::thread_id_t)             \
-  nonstatic_field(OSThread,                      _pthread_id,                                     pthread_t)                         \
-  /* This must be the last entry, and must be present */                                                                             \
-  last_entry()
+  nonstatic_field(OSThread,                      _pthread_id,                                     pthread_t)
 
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \
                                                                           \
   /**********************/                                                \
   /* Posix Thread IDs   */                                                \
   /**********************/                                                \
                                                                           \
   declare_integer_type(OSThread::thread_id_t)                             \
-  declare_unsigned_integer_type(pthread_t)                                \
-                                                                          \
-  /* This must be the last entry, and must be present */                  \
-  last_entry()
+  declare_unsigned_integer_type(pthread_t)
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_LINUX_X86_VM_VMSTRUCTS_LINUX_X86_HPP
--- a/src/os_cpu/linux_zero/vm/vmStructs_linux_zero.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/linux_zero/vm/vmStructs_linux_zero.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -30,21 +30,12 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field)
 
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type)
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
-
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_LINUX_ZERO_VM_VMSTRUCTS_LINUX_ZERO_HPP
--- a/src/os_cpu/solaris_sparc/vm/vmStructs_solaris_sparc.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/solaris_sparc/vm/vmStructs_solaris_sparc.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,44 +29,32 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* Threads (NOTE: incomplete) */                                                                                                   \
   /******************************/                                                                                                   \
                                                                                                                                      \
   nonstatic_field(JavaThread,                  _base_of_stack_pointer,                        intptr_t*)                             \
-  nonstatic_field(OSThread,                    _thread_id,                                    OSThread::thread_id_t)                 \
-  /* This must be the last entry, and must be present */                                                                             \
-  last_entry()
+  nonstatic_field(OSThread,                    _thread_id,                                    OSThread::thread_id_t)
 
-
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \
                                                                           \
   /**********************/                                                \
   /* Solaris Thread IDs */                                                \
   /**********************/                                                \
                                                                           \
-  declare_unsigned_integer_type(OSThread::thread_id_t)                    \
-                                                                          \
-  /* This must be the last entry, and must be present */                  \
-  last_entry()
+  declare_unsigned_integer_type(OSThread::thread_id_t)
 
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant) \
                                                                         \
   /************************/                                            \
   /* JavaThread constants */                                            \
   /************************/                                            \
                                                                         \
-  declare_constant(JavaFrameAnchor::flushed)                            \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+  declare_constant(JavaFrameAnchor::flushed)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_SOLARIS_SPARC_VM_VMSTRUCTS_SOLARIS_SPARC_HPP
--- a/src/os_cpu/solaris_x86/vm/vmStructs_solaris_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/solaris_x86/vm/vmStructs_solaris_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,36 +29,24 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* Threads (NOTE: incomplete) */                                                                                                   \
   /******************************/                                                                                                   \
                                                                                                                                      \
-  nonstatic_field(OSThread,                      _thread_id,                                    OSThread::thread_id_t)               \
-                                                                                                                                     \
-  /* This must be the last entry, and must be present */                                                                             \
-  last_entry()
+  nonstatic_field(OSThread,                      _thread_id,                                    OSThread::thread_id_t)
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \
                                                                           \
   /**********************/                                                \
   /* Solaris Thread IDs */                                                \
   /**********************/                                                \
                                                                           \
-  declare_unsigned_integer_type(OSThread::thread_id_t)                    \
-                                                                          \
-  /* This must be the last entry, and must be present */                  \
-  last_entry()
+  declare_unsigned_integer_type(OSThread::thread_id_t)
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_SOLARIS_X86_VM_VMSTRUCTS_SOLARIS_X86_HPP
--- a/src/os_cpu/windows_x86/vm/os_windows_x86.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/windows_x86/vm/os_windows_x86.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -399,7 +399,7 @@
   typedef intptr_t*      get_fp_func           ();
   get_fp_func* func = CAST_TO_FN_PTR(get_fp_func*,
                                      StubRoutines::x86::get_previous_fp_entry());
-  if (func == NULL) return frame(NULL, NULL, NULL);
+  if (func == NULL) return frame();
   intptr_t* fp = (*func)();
 #else
   intptr_t* fp = _get_previous_fp();
@@ -410,7 +410,7 @@
                 CAST_FROM_FN_PTR(address, os::current_frame));
   if (os::is_first_C_frame(&myframe)) {
     // stack is not walkable
-    return frame(NULL, NULL, NULL);
+    return frame();
   } else {
     return os::get_sender_for_C_frame(&myframe);
   }
--- a/src/os_cpu/windows_x86/vm/vmStructs_windows_x86.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/os_cpu/windows_x86/vm/vmStructs_windows_x86.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -29,32 +29,21 @@
 // constants required by the Serviceability Agent. This file is
 // referenced by vmStructs.cpp.
 
-#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field, last_entry) \
+#define VM_STRUCTS_OS_CPU(nonstatic_field, static_field, unchecked_nonstatic_field, volatile_nonstatic_field, nonproduct_nonstatic_field, c2_nonstatic_field, unchecked_c1_static_field, unchecked_c2_static_field) \
                                                                                                                                      \
   /******************************/                                                                                                   \
   /* Threads (NOTE: incomplete) */                                                                                                   \
   /******************************/                                                                                                   \
                                                                                                                                      \
   nonstatic_field(OSThread,                    _thread_id,                                    OSThread::thread_id_t)                 \
-  unchecked_nonstatic_field(OSThread,          _thread_handle,                                sizeof(HANDLE)) /* NOTE: no type */    \
-                                                                                                                                     \
-  /* This must be the last entry, and must be present */                                                                             \
-  last_entry()
+  unchecked_nonstatic_field(OSThread,          _thread_handle,                                sizeof(HANDLE)) /* NOTE: no type */
 
-#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type, last_entry) \
+#define VM_TYPES_OS_CPU(declare_type, declare_toplevel_type, declare_oop_type, declare_integer_type, declare_unsigned_integer_type, declare_c1_toplevel_type, declare_c2_type, declare_c2_toplevel_type) \
                                                                           \
-  declare_unsigned_integer_type(OSThread::thread_id_t)                    \
-  /* This must be the last entry, and must be present */                  \
-  last_entry()
+  declare_unsigned_integer_type(OSThread::thread_id_t)
 
-#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_INT_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
-#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant, last_entry) \
-                                                                        \
-  /* This must be the last entry, and must be present */                \
-  last_entry()
+#define VM_LONG_CONSTANTS_OS_CPU(declare_constant, declare_preprocessor_constant, declare_c1_constant, declare_c2_constant, declare_c2_preprocessor_constant)
 
 #endif // OS_CPU_WINDOWS_X86_VM_VMSTRUCTS_WINDOWS_X86_HPP
--- a/src/share/tools/launcher/java.c	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/tools/launcher/java.c	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -808,7 +808,7 @@
 static int
 parse_stack_size(const char *s, jlong *result) {
   jlong n = 0;
-  int args_read = sscanf(s, jlong_format_specifier(), &n);
+  int args_read = sscanf(s, JLONG_FORMAT, &n);
   if (args_read != 1) {
     return 0;
   }
--- a/src/share/tools/launcher/java.h	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/tools/launcher/java.h	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -86,7 +86,6 @@
 jboolean RemovableMachineDependentOption(char * option);
 void PrintMachineDependentOptions();
 
-const char *jlong_format_specifier();
 /*
  * Block current thread and continue execution in new thread
  */
--- a/src/share/tools/whitebox/sun/hotspot/WhiteBox.java	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/tools/whitebox/sun/hotspot/WhiteBox.java	Wed Feb 20 13:10:16 2013 -0800
@@ -23,6 +23,8 @@
  */
 
 package sun.hotspot;
+
+import java.lang.reflect.Method;
 import java.security.BasicPermission;
 import sun.hotspot.parser.DiagnosticCommand;
 
@@ -76,4 +78,20 @@
   public native long    g1NumFreeRegions();
   public native int     g1RegionSize();
   public native Object[]    parseCommandLine(String commandline, DiagnosticCommand[] args);
+
+  // NMT
+  public native boolean NMTAllocTest();
+  public native boolean NMTFreeTestMemory();
+  public native boolean NMTWaitForDataMerge();
+
+  // Compiler
+  public native void    deoptimizeAll();
+  public native boolean isMethodCompiled(Method method);
+  public native boolean isMethodCompilable(Method method);
+  public native boolean isMethodQueuedForCompilation(Method method);
+  public native int     deoptimizeMethod(Method method);
+  public native void    makeMethodNotCompilable(Method method);
+  public native int     getMethodCompilationLevel(Method method);
+  public native boolean setDontInlineMethod(Method method, boolean value);
+  public native int     getCompileQueuesSize();
 }
--- a/src/share/vm/adlc/adlparse.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/adlc/adlparse.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -168,7 +168,7 @@
   // Check for block delimiter
   if ( (_curchar != '%')
        || ( next_char(),  (_curchar != '{')) ) {
-    parse_err(SYNERR, "missing '%{' in instruction definition\n");
+    parse_err(SYNERR, "missing '%%{' in instruction definition\n");
     return;
   }
   next_char();                     // Maintain the invariant
@@ -253,7 +253,7 @@
   } while(_curchar != '%');
   next_char();
   if (_curchar != '}') {
-    parse_err(SYNERR, "missing '%}' in instruction definition\n");
+    parse_err(SYNERR, "missing '%%}' in instruction definition\n");
     return;
   }
   // Check for "Set" form of chain rule
@@ -423,7 +423,7 @@
   skipws();
   // Check for block delimiter
   if ((_curchar != '%') || (*(_ptr+1) != '{')) { // If not open block
-    parse_err(SYNERR, "missing '%c{' in operand definition\n","%");
+    parse_err(SYNERR, "missing '%%{' in operand definition\n");
     return;
   }
   next_char(); next_char();        // Skip over "%{" symbol
@@ -483,7 +483,7 @@
   } while(_curchar != '%');
   next_char();
   if (_curchar != '}') {
-    parse_err(SYNERR, "missing '%}' in operand definition\n");
+    parse_err(SYNERR, "missing '%%}' in operand definition\n");
     return;
   }
   // Add operand to tail of operand list
@@ -1324,7 +1324,7 @@
   // Check for block delimiter
   if ( (_curchar != '%')
        || ( next_char(),  (_curchar != '{')) ) {
-    parse_err(SYNERR, "missing '%{' in pipeline definition\n");
+    parse_err(SYNERR, "missing '%%{' in pipeline definition\n");
     return;
   }
   next_char();                     // Maintain the invariant
@@ -1341,7 +1341,7 @@
       skipws();
       if ( (_curchar != '%')
            || ( next_char(),  (_curchar != '{')) ) {
-        parse_err(SYNERR, "expected '%{'\n");
+        parse_err(SYNERR, "expected '%%{'\n");
         return;
       }
       next_char(); skipws();
@@ -1397,7 +1397,7 @@
       skipws();
       if ( (_curchar != '%')
            || ( next_char(),  (_curchar != '{')) ) {
-        parse_err(SYNERR, "expected '%{'\n");
+        parse_err(SYNERR, "expected '%%{'\n");
         return;
       }
       next_char(); skipws();
@@ -1586,7 +1586,7 @@
 
       if ( (_curchar != '%')
            || ( next_char(),  (_curchar != '}')) ) {
-        parse_err(SYNERR, "expected '%}', found \"%c\"\n", _curchar);
+        parse_err(SYNERR, "expected '%%}', found \"%c\"\n", _curchar);
       }
       next_char(); skipws();
 
@@ -1612,7 +1612,7 @@
 
   next_char();
   if (_curchar != '}') {
-    parse_err(SYNERR, "missing \"%}\" in pipeline definition\n");
+    parse_err(SYNERR, "missing \"%%}\" in pipeline definition\n");
     return;
   }
 
@@ -1775,7 +1775,7 @@
   // Check for block delimiter
   if ( (_curchar != '%')
        || ( next_char(),  (_curchar != '{')) ) {
-    parse_err(SYNERR, "missing \"%{\" in pipe_class definition\n");
+    parse_err(SYNERR, "missing \"%%{\" in pipe_class definition\n");
     return;
   }
   next_char();
@@ -2062,7 +2062,7 @@
 
   next_char();
   if (_curchar != '}') {
-    parse_err(SYNERR, "missing \"%}\" in pipe_class definition\n");
+    parse_err(SYNERR, "missing \"%%}\" in pipe_class definition\n");
     return;
   }
 
@@ -3341,12 +3341,12 @@
   char *disp        = NULL;
 
   if (_curchar != '%') {
-    parse_err(SYNERR, "Missing '%{' for 'interface' block.\n");
+    parse_err(SYNERR, "Missing '%%{' for 'interface' block.\n");
     return NULL;
   }
   next_char();                  // Skip '%'
   if (_curchar != '{') {
-    parse_err(SYNERR, "Missing '%{' for 'interface' block.\n");
+    parse_err(SYNERR, "Missing '%%{' for 'interface' block.\n");
     return NULL;
   }
   next_char();                  // Skip '{'
@@ -3354,7 +3354,7 @@
   do {
     char *field = get_ident();
     if (field == NULL) {
-      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%}' ending interface.\n");
+      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%%}' ending interface.\n");
       return NULL;
     }
     if ( strcmp(field,"base") == 0 ) {
@@ -3370,13 +3370,13 @@
       disp  = interface_field_parse();
     }
     else {
-      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%}' ending interface.\n");
+      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%%}' ending interface.\n");
       return NULL;
     }
   } while( _curchar != '%' );
   next_char();                  // Skip '%'
   if ( _curchar != '}' ) {
-    parse_err(SYNERR, "Missing '%}' for 'interface' block.\n");
+    parse_err(SYNERR, "Missing '%%}' for 'interface' block.\n");
     return NULL;
   }
   next_char();                  // Skip '}'
@@ -3403,12 +3403,12 @@
   const char *greater_format = "gt";
 
   if (_curchar != '%') {
-    parse_err(SYNERR, "Missing '%{' for 'cond_interface' block.\n");
+    parse_err(SYNERR, "Missing '%%{' for 'cond_interface' block.\n");
     return NULL;
   }
   next_char();                  // Skip '%'
   if (_curchar != '{') {
-    parse_err(SYNERR, "Missing '%{' for 'cond_interface' block.\n");
+    parse_err(SYNERR, "Missing '%%{' for 'cond_interface' block.\n");
     return NULL;
   }
   next_char();                  // Skip '{'
@@ -3416,7 +3416,7 @@
   do {
     char *field = get_ident();
     if (field == NULL) {
-      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%}' ending interface.\n");
+      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%%}' ending interface.\n");
       return NULL;
     }
     if ( strcmp(field,"equal") == 0 ) {
@@ -3438,13 +3438,13 @@
       greater = interface_field_parse(&greater_format);
     }
     else {
-      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%}' ending interface.\n");
+      parse_err(SYNERR, "Expected keyword, base|index|scale|disp,  or '%%}' ending interface.\n");
       return NULL;
     }
   } while( _curchar != '%' );
   next_char();                  // Skip '%'
   if ( _curchar != '}' ) {
-    parse_err(SYNERR, "Missing '%}' for 'interface' block.\n");
+    parse_err(SYNERR, "Missing '%%}' for 'interface' block.\n");
     return NULL;
   }
   next_char();                  // Skip '}'
@@ -3543,7 +3543,7 @@
   }
   else if ((cnstr = find_cpp_block("match constructor")) == NULL ) {
     parse_err(SYNERR, "invalid construction of match rule\n"
-              "Missing ';' or invalid '%{' and '%}' constructor\n");
+              "Missing ';' or invalid '%%{' and '%%}' constructor\n");
     return NULL;                  // No MatchRule to return
   }
   if (_AD._adl_debug > 1)
@@ -3646,7 +3646,7 @@
       // Check for closing '"' and '%}' in format description
       skipws();                   // Move to closing '%}'
       if ( _curchar != '%' ) {
-        parse_err(SYNERR, "non-blank characters between closing '\"' and '%' in format");
+        parse_err(SYNERR, "non-blank characters between closing '\"' and '%%' in format");
         return NULL;
       }
     } // Done with format description inside
@@ -3654,7 +3654,7 @@
     skipws();
     // Past format description, at '%'
     if ( _curchar != '%' || *(_ptr+1) != '}' ) {
-      parse_err(SYNERR, "missing '%}' at end of format block");
+      parse_err(SYNERR, "missing '%%}' at end of format block");
       return NULL;
     }
     next_char();                  // Move past the '%'
@@ -3785,7 +3785,7 @@
   skipws();
   // Past format description, at '%'
   if ( _curchar != '%' || *(_ptr+1) != '}' ) {
-    parse_err(SYNERR, "missing '%}' at end of format block");
+    parse_err(SYNERR, "missing '%%}' at end of format block");
     return NULL;
   }
   next_char();                  // Move past the '%'
@@ -3834,7 +3834,7 @@
   skipws();                        // Skip leading whitespace
   if ((_curchar != '%')
       || (next_char(), (_curchar != '{')) ) { // If not open block
-    parse_err(SYNERR, "missing '%{' in expand definition\n");
+    parse_err(SYNERR, "missing '%%{' in expand definition\n");
     return(NULL);
   }
   next_char();                     // Maintain the invariant
@@ -3933,7 +3933,7 @@
   } while(_curchar != '%');
   next_char();
   if (_curchar != '}') {
-    parse_err(SYNERR, "missing '%}' in expand rule definition\n");
+    parse_err(SYNERR, "missing '%%}' in expand rule definition\n");
     return(NULL);
   }
   next_char();
--- a/src/share/vm/adlc/formssel.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/adlc/formssel.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -862,8 +862,10 @@
       ( strcmp(_matrule->_rChild->_opType,"AryEq"     )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrComp"   )==0 ||
         strcmp(_matrule->_rChild->_opType,"StrEquals" )==0 ||
-        strcmp(_matrule->_rChild->_opType,"StrIndexOf")==0 )) {
+        strcmp(_matrule->_rChild->_opType,"StrIndexOf")==0 ||
+        strcmp(_matrule->_rChild->_opType,"EncodeISOArray")==0)) {
         // String.(compareTo/equals/indexOf) and Arrays.equals
+        // and sun.nio.cs.iso8859_1$Encoder.EncodeISOArray
         // take 1 control and 1 memory edges.
     return 2;
   }
--- a/src/share/vm/asm/macroAssembler.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/asm/macroAssembler.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -37,10 +37,10 @@
 # include "assembler_zero.hpp"
 #endif
 #ifdef TARGET_ARCH_arm
-# include "assembler_arm.hpp"
+# include "macroAssembler_arm.hpp"
 #endif
 #ifdef TARGET_ARCH_ppc
-# include "assembler_ppc.hpp"
+# include "macroAssembler_ppc.hpp"
 #endif
 
 #endif // SHARE_VM_ASM_MACROASSEMBLER_HPP
--- a/src/share/vm/asm/macroAssembler.inline.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/asm/macroAssembler.inline.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -37,10 +37,10 @@
 # include "assembler_zero.inline.hpp"
 #endif
 #ifdef TARGET_ARCH_arm
-# include "assembler_arm.inline.hpp"
+# include "macroAssembler_arm.inline.hpp"
 #endif
 #ifdef TARGET_ARCH_ppc
-# include "assembler_ppc.inline.hpp"
+# include "macroAssembler_ppc.inline.hpp"
 #endif
 
 #endif // SHARE_VM_ASM_MACROASSEMBLER_INLINE_HPP
--- a/src/share/vm/c1/c1_CodeStubs.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_CodeStubs.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -31,6 +31,7 @@
 #include "c1/c1_LIR.hpp"
 #include "c1/c1_Runtime1.hpp"
 #include "utilities/array.hpp"
+#include "utilities/macros.hpp"
 
 class CodeEmitInfo;
 class LIR_Assembler;
@@ -515,7 +516,7 @@
 };
 
 //////////////////////////////////////////////////////////////////////////////////////////
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
 // Code stubs for Garbage-First barriers.
 class G1PreBarrierStub: public CodeStub {
@@ -608,7 +609,7 @@
 #endif // PRODUCT
 };
 
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 //////////////////////////////////////////////////////////////////////////////////////////
 
 #endif // SHARE_VM_C1_C1_CODESTUBS_HPP
--- a/src/share/vm/c1/c1_GraphBuilder.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_GraphBuilder.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -3223,7 +3223,12 @@
   }
   if (try_inline_full(callee, holder_known, bc, receiver))
     return true;
-  print_inlining(callee, _inline_bailout_msg, /*success*/ false);
+
+  // Entire compilation could fail during try_inline_full call.
+  // In that case printing inlining decision info is useless.
+  if (!bailed_out())
+    print_inlining(callee, _inline_bailout_msg, /*success*/ false);
+
   return false;
 }
 
@@ -3662,11 +3667,12 @@
   }
 
   // now perform tests that are based on flag settings
-  if (callee->force_inline() || callee->should_inline()) {
-    // ignore heuristic controls on inlining
-    if (callee->force_inline())
-      print_inlining(callee, "force inline by annotation");
+  if (callee->force_inline()) {
+    print_inlining(callee, "force inline by annotation");
+  } else if (callee->should_inline()) {
+    print_inlining(callee, "force inline by CompileOracle");
   } else {
+    // use heuristic controls on inlining
     if (inline_level() > MaxInlineLevel                         ) INLINE_BAILOUT("inlining too deep");
     if (recursive_inline_level(callee) > MaxRecursiveInlineLevel) INLINE_BAILOUT("recursive inlining too deep");
     if (callee->code_size_for_inlining() > max_inline_size()    ) INLINE_BAILOUT("callee is too large");
@@ -3753,7 +3759,8 @@
   push_scope(callee, cont);
 
   // the BlockListBuilder for the callee could have bailed out
-  CHECK_BAILOUT_(false);
+  if (bailed_out())
+      return false;
 
   // Temporarily set up bytecode stream so we can append instructions
   // (only using the bci of this stream)
@@ -3819,7 +3826,8 @@
   iterate_all_blocks(callee_start_block == NULL);
 
   // If we bailed out during parsing, return immediately (this is bad news)
-  if (bailed_out()) return false;
+  if (bailed_out())
+      return false;
 
   // iterate_all_blocks theoretically traverses in random order; in
   // practice, we have only traversed the continuation if we are
@@ -3828,9 +3836,6 @@
          !continuation()->is_set(BlockBegin::was_visited_flag),
          "continuation should not have been parsed yet if we created it");
 
-  // If we bailed out during parsing, return immediately (this is bad news)
-  CHECK_BAILOUT_(false);
-
   // At this point we are almost ready to return and resume parsing of
   // the caller back in the GraphBuilder. The only thing we want to do
   // first is an optimization: during parsing of the callee we
@@ -4171,7 +4176,10 @@
       else
         log->inline_success("receiver is statically known");
     } else {
-      log->inline_fail(msg);
+      if (msg != NULL)
+        log->inline_fail(msg);
+      else
+        log->inline_fail("reason unknown");
     }
   }
 
--- a/src/share/vm/c1/c1_Instruction.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_Instruction.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -188,7 +188,7 @@
 
 ciType* LoadIndexed::declared_type() const {
   ciType* array_type = array()->declared_type();
-  if (array_type == NULL) {
+  if (array_type == NULL || !array_type->is_loaded()) {
     return NULL;
   }
   assert(array_type->is_array_klass(), "what else?");
--- a/src/share/vm/c1/c1_InstructionPrinter.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_InstructionPrinter.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2013, 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
@@ -360,7 +360,7 @@
   ValueType* t = x->type();
   switch (t->tag()) {
     case intTag    : output()->print("%d"  , t->as_IntConstant   ()->value());    break;
-    case longTag   : output()->print(os::jlong_format_specifier(), t->as_LongConstant()->value()); output()->print("L"); break;
+    case longTag   : output()->print(JLONG_FORMAT, t->as_LongConstant()->value()); output()->print("L"); break;
     case floatTag  : output()->print("%g"  , t->as_FloatConstant ()->value());    break;
     case doubleTag : output()->print("%gD" , t->as_DoubleConstant()->value());    break;
     case objectTag : print_object(x);                                        break;
--- a/src/share/vm/c1/c1_LIR.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_LIR.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2013, 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
@@ -1563,7 +1563,7 @@
   switch (type()) {
     case T_ADDRESS:out->print("address:%d",as_jint());          break;
     case T_INT:    out->print("int:%d",   as_jint());           break;
-    case T_LONG:   out->print("lng:%lld", as_jlong());          break;
+    case T_LONG:   out->print("lng:" JLONG_FORMAT, as_jlong()); break;
     case T_FLOAT:  out->print("flt:%f",   as_jfloat());         break;
     case T_DOUBLE: out->print("dbl:%f",   as_jdouble());        break;
     case T_OBJECT: out->print("obj:0x%x", as_jobject());        break;
--- a/src/share/vm/c1/c1_LIRGenerator.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_LIRGenerator.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -35,9 +35,10 @@
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/stubRoutines.hpp"
 #include "utilities/bitMap.inline.hpp"
-#ifndef SERIALGC
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/heapRegion.hpp"
-#endif
+#endif // INCLUDE_ALL_GCS
 
 #ifdef ASSERT
 #define __ gen()->lir(__FILE__, __LINE__)->
@@ -1417,12 +1418,12 @@
                                bool do_load, bool patch, CodeEmitInfo* info) {
   // Do the pre-write barrier, if any.
   switch (_bs->kind()) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case BarrierSet::G1SATBCT:
     case BarrierSet::G1SATBCTLogging:
       G1SATBCardTableModRef_pre_barrier(addr_opr, pre_val, do_load, patch, info);
       break;
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
     case BarrierSet::CardTableModRef:
     case BarrierSet::CardTableExtension:
       // No pre barriers
@@ -1439,12 +1440,12 @@
 
 void LIRGenerator::post_barrier(LIR_OprDesc* addr, LIR_OprDesc* new_val) {
   switch (_bs->kind()) {
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
     case BarrierSet::G1SATBCT:
     case BarrierSet::G1SATBCTLogging:
       G1SATBCardTableModRef_post_barrier(addr,  new_val);
       break;
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
     case BarrierSet::CardTableModRef:
     case BarrierSet::CardTableExtension:
       CardTableModRef_post_barrier(addr,  new_val);
@@ -1459,7 +1460,7 @@
 }
 
 ////////////////////////////////////////////////////////////////////////
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
 
 void LIRGenerator::G1SATBCardTableModRef_pre_barrier(LIR_Opr addr_opr, LIR_Opr pre_val,
                                                      bool do_load, bool patch, CodeEmitInfo* info) {
@@ -1575,7 +1576,7 @@
   __ branch_destination(slow->continuation());
 }
 
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 ////////////////////////////////////////////////////////////////////////
 
 void LIRGenerator::CardTableModRef_post_barrier(LIR_OprDesc* addr, LIR_OprDesc* new_val) {
@@ -2181,7 +2182,7 @@
 
   get_Object_unsafe(value, src.result(), off.result(), type, x->is_volatile());
 
-#ifndef SERIALGC
+#if INCLUDE_ALL_GCS
   // We might be reading the value of the referent field of a
   // Reference object in order to attach it back to the live
   // object graph. If G1 is enabled then we need to record
@@ -2311,7 +2312,7 @@
       __ branch_destination(Lcont->label());
     }
   }
-#endif // SERIALGC
+#endif // INCLUDE_ALL_GCS
 
   if (x->is_volatile() && os::is_MP()) __ membar_acquire();
 }
--- a/src/share/vm/c1/c1_globals.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/c1/c1_globals.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -147,7 +147,7 @@
           "Inline methods containing exception handlers "                   \
           "(NOTE: does not work with current backend)")                     \
                                                                             \
-  develop(bool, InlineSynchronizedMethods, true,                            \
+  product(bool, InlineSynchronizedMethods, true,                            \
           "Inline synchronized methods")                                    \
                                                                             \
   develop(bool, InlineNIOCheckIndex, true,                                  \
--- a/src/share/vm/ci/ciEnv.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciEnv.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -52,6 +52,7 @@
 #include "runtime/reflection.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "utilities/dtrace.hpp"
+#include "utilities/macros.hpp"
 #ifdef COMPILER1
 #include "c1/c1_Runtime1.hpp"
 #endif
@@ -1168,7 +1169,7 @@
 
 void ciEnv::dump_replay_data(outputStream* out) {
   ASSERT_IN_VM;
-
+  ResourceMark rm;
 #if INCLUDE_JVMTI
   out->print_cr("JvmtiExport can_access_local_variables %d",     _jvmti_can_access_local_variables);
   out->print_cr("JvmtiExport can_hotswap_or_post_breakpoint %d", _jvmti_can_hotswap_or_post_breakpoint);
--- a/src/share/vm/ci/ciInstanceKlass.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciInstanceKlass.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -580,6 +580,7 @@
   }
   void do_field(fieldDescriptor* fd) {
     if (fd->is_final() && !fd->has_initial_value()) {
+      ResourceMark rm;
       oop mirror = fd->field_holder()->java_mirror();
       _out->print("staticfield %s %s %s ", _holder, fd->name()->as_quoted_ascii(), fd->signature()->as_quoted_ascii());
       switch (fd->field_type()) {
@@ -643,6 +644,8 @@
 
 void ciInstanceKlass::dump_replay_data(outputStream* out) {
   ASSERT_IN_VM;
+  ResourceMark rm;
+
   InstanceKlass* ik = get_instanceKlass();
   ConstantPool*  cp = ik->constants();
 
--- a/src/share/vm/ci/ciMethod.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciMethod.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -977,7 +977,7 @@
 // ciMethod::set_not_compilable
 //
 // Tell the VM that this method cannot be compiled at all.
-void ciMethod::set_not_compilable() {
+void ciMethod::set_not_compilable(const char* reason) {
   check_is_loaded();
   VM_ENTRY_MARK;
   ciEnv* env = CURRENT_ENV;
@@ -986,7 +986,7 @@
   } else {
     _is_c2_compilable = false;
   }
-  get_Method()->set_not_compilable(env->comp_level());
+  get_Method()->set_not_compilable(env->comp_level(), true, reason);
 }
 
 // ------------------------------------------------------------------
@@ -1178,6 +1178,7 @@
 
 void ciMethod::dump_replay_data(outputStream* st) {
   ASSERT_IN_VM;
+  ResourceMark rm;
   Method* method = get_Method();
   Klass*  holder = method->method_holder();
   st->print_cr("ciMethod %s %s %s %d %d %d %d %d",
--- a/src/share/vm/ci/ciMethod.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciMethod.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -252,7 +252,7 @@
   bool has_option(const char *option);
   bool can_be_compiled();
   bool can_be_osr_compiled(int entry_bci);
-  void set_not_compilable();
+  void set_not_compilable(const char* reason = NULL);
   bool has_compiled_code();
   void log_nmethod_identity(xmlStream* log);
   bool is_not_reached(int bci);
--- a/src/share/vm/ci/ciMethodData.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciMethodData.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -374,6 +374,7 @@
 
 void ciMethodData::dump_replay_data(outputStream* out) {
   ASSERT_IN_VM;
+  ResourceMark rm;
   MethodData* mdo = get_MethodData();
   Method* method = mdo->method();
   Klass* holder = method->method_holder();
--- a/src/share/vm/ci/ciReplay.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciReplay.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,4 +1,4 @@
-/* Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+/* Copyright (c) 2013, 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
@@ -30,6 +30,7 @@
 #include "memory/oopFactory.hpp"
 #include "memory/resourceArea.hpp"
 #include "utilities/copy.hpp"
+#include "utilities/macros.hpp"
 
 #ifndef PRODUCT
 
@@ -645,7 +646,7 @@
         java_mirror->bool_field_put(fd.offset(), value);
       } else if (strcmp(field_signature, "J") == 0) {
         jlong value;
-        if (sscanf(string_value, INT64_FORMAT, &value) != 1) {
+        if (sscanf(string_value, JLONG_FORMAT, &value) != 1) {
           fprintf(stderr, "Error parsing long: %s\n", string_value);
           return;
         }
--- a/src/share/vm/ci/ciType.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciType.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -60,6 +60,19 @@
 }
 
 // ------------------------------------------------------------------
+// ciType::name
+//
+// Return the name of this type
+const char* ciType::name() {
+  if (is_primitive_type()) {
+    return type2name(basic_type());
+  } else {
+    assert(is_klass(), "must be");
+    return as_klass()->name()->as_utf8();
+  }
+}
+
+// ------------------------------------------------------------------
 // ciType::print_impl
 //
 // Implementation of the print method.
@@ -73,7 +86,8 @@
 //
 // Print the name of this type
 void ciType::print_name_on(outputStream* st) {
-  st->print(type2name(basic_type()));
+  ResourceMark rm;
+  st->print(name());
 }
 
 
--- a/src/share/vm/ci/ciType.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/ci/ciType.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -77,6 +77,7 @@
   bool is_type() const                      { return true; }
   bool is_classless() const                 { return is_primitive_type(); }
 
+  const char* name();
   virtual void print_name_on(outputStream* st);
   void print_name() {
     print_name_on(tty);
--- a/src/share/vm/classfile/classFileParser.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/classFileParser.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -59,6 +59,7 @@
 #include "services/classLoadingService.hpp"
 #include "services/threadService.hpp"
 #include "utilities/array.hpp"
+#include "utilities/globalDefinitions.hpp"
 
 // We generally try to create the oops directly when parsing, rather than
 // allocating temporary data structures and copying the bytes twice. A
@@ -973,6 +974,12 @@
         runtime_visible_annotations_length = attribute_length;
         runtime_visible_annotations = cfs->get_u1_buffer();
         assert(runtime_visible_annotations != NULL, "null visible annotations");
+        parse_annotations(loader_data,
+                          runtime_visible_annotations,
+                          runtime_visible_annotations_length,
+                          cp,
+                          parsed_annotations,
+                          CHECK);
         cfs->skip_u1(runtime_visible_annotations_length, CHECK);
       } else if (PreserveAllAnnotations && attribute_name == vmSymbols::tag_runtime_invisible_annotations()) {
         runtime_invisible_annotations_length = attribute_length;
@@ -1038,40 +1045,40 @@
   BAD_ALLOCATION_TYPE, // 1
   BAD_ALLOCATION_TYPE, // 2
   BAD_ALLOCATION_TYPE, // 3
-  NONSTATIC_BYTE ,     // T_BOOLEAN  =  4,
-  NONSTATIC_SHORT,     // T_CHAR     =  5,
-  NONSTATIC_WORD,      // T_FLOAT    =  6,
-  NONSTATIC_DOUBLE,    // T_DOUBLE   =  7,
-  NONSTATIC_BYTE,      // T_BYTE     =  8,
-  NONSTATIC_SHORT,     // T_SHORT    =  9,
-  NONSTATIC_WORD,      // T_INT      = 10,
-  NONSTATIC_DOUBLE,    // T_LONG     = 11,
-  NONSTATIC_OOP,       // T_OBJECT   = 12,
-  NONSTATIC_OOP,       // T_ARRAY    = 13,
-  BAD_ALLOCATION_TYPE, // T_VOID     = 14,
-  BAD_ALLOCATION_TYPE, // T_ADDRESS  = 15,
-  BAD_ALLOCATION_TYPE, // T_NARROWOOP= 16,
-  BAD_ALLOCATION_TYPE, // T_METADATA = 17,
+  NONSTATIC_BYTE ,     // T_BOOLEAN     =  4,
+  NONSTATIC_SHORT,     // T_CHAR        =  5,
+  NONSTATIC_WORD,      // T_FLOAT       =  6,
+  NONSTATIC_DOUBLE,    // T_DOUBLE      =  7,
+  NONSTATIC_BYTE,      // T_BYTE        =  8,
+  NONSTATIC_SHORT,     // T_SHORT       =  9,
+  NONSTATIC_WORD,      // T_INT         = 10,
+  NONSTATIC_DOUBLE,    // T_LONG        = 11,
+  NONSTATIC_OOP,       // T_OBJECT      = 12,
+  NONSTATIC_OOP,       // T_ARRAY       = 13,
+  BAD_ALLOCATION_TYPE, // T_VOID        = 14,
+  BAD_ALLOCATION_TYPE, // T_ADDRESS     = 15,
+  BAD_ALLOCATION_TYPE, // T_NARROWOOP   = 16,
+  BAD_ALLOCATION_TYPE, // T_METADATA    = 17,
   BAD_ALLOCATION_TYPE, // T_NARROWKLASS = 18,
   BAD_ALLOCATION_TYPE, // T_CONFLICT    = 19,
   BAD_ALLOCATION_TYPE, // 0
   BAD_ALLOCATION_TYPE, // 1
   BAD_ALLOCATION_TYPE, // 2
   BAD_ALLOCATION_TYPE, // 3
-  STATIC_BYTE ,        // T_BOOLEAN  =  4,
-  STATIC_SHORT,        // T_CHAR     =  5,
-  STATIC_WORD,          // T_FLOAT    =  6,
-  STATIC_DOUBLE,       // T_DOUBLE   =  7,
-  STATIC_BYTE,         // T_BYTE     =  8,
-  STATIC_SHORT,        // T_SHORT    =  9,
-  STATIC_WORD,         // T_INT      = 10,
-  STATIC_DOUBLE,       // T_LONG     = 11,
-  STATIC_OOP,          // T_OBJECT   = 12,
-  STATIC_OOP,          // T_ARRAY    = 13,
-  BAD_ALLOCATION_TYPE, // T_VOID     = 14,
-  BAD_ALLOCATION_TYPE, // T_ADDRESS  = 15,
-  BAD_ALLOCATION_TYPE, // T_NARROWOOP= 16,
-  BAD_ALLOCATION_TYPE, // T_METADATA = 17,
+  STATIC_BYTE ,        // T_BOOLEAN     =  4,
+  STATIC_SHORT,        // T_CHAR        =  5,
+  STATIC_WORD,         // T_FLOAT       =  6,
+  STATIC_DOUBLE,       // T_DOUBLE      =  7,
+  STATIC_BYTE,         // T_BYTE        =  8,
+  STATIC_SHORT,        // T_SHORT       =  9,
+  STATIC_WORD,         // T_INT         = 10,
+  STATIC_DOUBLE,       // T_LONG        = 11,
+  STATIC_OOP,          // T_OBJECT      = 12,
+  STATIC_OOP,          // T_ARRAY       = 13,
+  BAD_ALLOCATION_TYPE, // T_VOID        = 14,
+  BAD_ALLOCATION_TYPE, // T_ADDRESS     = 15,
+  BAD_ALLOCATION_TYPE, // T_NARROWOOP   = 16,
+  BAD_ALLOCATION_TYPE, // T_METADATA    = 17,
   BAD_ALLOCATION_TYPE, // T_NARROWKLASS = 18,
   BAD_ALLOCATION_TYPE, // T_CONFLICT    = 19,
 };
@@ -1219,19 +1226,16 @@
     field->initialize(access_flags.as_short(),
                       name_index,
                       signature_index,
-                      constantvalue_index,
-                      0);
+                      constantvalue_index);
+    BasicType type = cp->basic_type_for_signature_at(signature_index);
+
+    // Remember how many oops we encountered and compute allocation type
+    FieldAllocationType atype = fac->update(is_static, type);
+    field->set_allocation_type(atype);
+
+    // After field is initialized with type, we can augment it with aux info
     if (parsed_annotations.has_any_annotations())
       parsed_annotations.apply_to(field);
-
-    BasicType type = cp->basic_type_for_signature_at(signature_index);
-
-    // Remember how many oops we encountered and compute allocation type
-    FieldAllocationType atype = fac->update(is_static, type);
-
-    // The correct offset is computed later (all oop fields will be located together)
-    // We temporarily store the allocation type in the offset field
-    field->set_offset(atype);
   }
 
   int index = length;
@@ -1262,17 +1266,13 @@
       field->initialize(JVM_ACC_FIELD_INTERNAL,
                         injected[n].name_index,
                         injected[n].signature_index,
-                        0,
                         0);
 
       BasicType type = FieldType::basic_type(injected[n].signature());
 
       // Remember how many oops we encountered and compute allocation type
       FieldAllocationType atype = fac->update(false, type);
-
-      // The correct offset is computed later (all oop fields will be located together)
-      // We temporarily store the allocation type in the offset field
-      field->set_offset(atype);
+      field->set_allocation_type(atype);
       index++;
     }
   }
@@ -1738,7 +1738,8 @@
 }
 
 // Sift through annotations, looking for those significant to the VM:
-void ClassFileParser::parse_annotations(u1* buffer, int limit,
+void ClassFileParser::parse_annotations(ClassLoaderData* loader_data,
+                                        u1* buffer, int limit,
                                         constantPoolHandle cp,
                                         ClassFileParser::AnnotationCollector* coll,
                                         TRAPS) {
@@ -1755,9 +1756,12 @@
       e_type_off = 7,   // utf8 such as 'Ljava/lang/annotation/RetentionPolicy;'
       e_con_off = 9,    // utf8 payload, such as 'SOURCE', 'CLASS', 'RUNTIME'
       e_size = 11,     // end of 'e' annotation
-    c_tag_val = 'c',
-      c_con_off = 7,    // utf8 payload, such as 'I' or 'Ljava/lang/String;'
+    c_tag_val = 'c',    // payload is type
+      c_con_off = 7,    // utf8 payload, such as 'I'
       c_size = 9,       // end of 'c' annotation
+    s_tag_val = 's',    // payload is String
+      s_con_off = 7,    // utf8 payload, such as 'Ljava/lang/String;'
+      s_size = 9,
     min_size = 6        // smallest possible size (zero members)
   };
   while ((--nann) >= 0 && (index-2 + min_size <= limit)) {
@@ -1776,57 +1780,63 @@
     }
 
     // Here is where parsing particular annotations will take place.
-    AnnotationCollector::ID id = coll->annotation_index(aname);
+    AnnotationCollector::ID id = coll->annotation_index(loader_data, aname);
     if (id == AnnotationCollector::_unknown)  continue;
     coll->set_annotation(id);
-    // If there are no values, just set the bit and move on:
-    if (count == 0)   continue;
-
-    // For the record, here is how annotation payloads can be collected.
-    // Suppose we want to capture @Retention.value.  Here is how:
-    //if (id == AnnotationCollector::_class_Retention) {
-    //  Symbol* payload = NULL;
-    //  if (count == 1
-    //      && e_size == (index0 - index)  // match size
-    //      && e_tag_val == *(abase + tag_off)
-    //      && (check_symbol_at(cp, Bytes::get_Java_u2(abase + e_type_off))
-    //          == vmSymbols::RetentionPolicy_signature())
-    //      && member == vmSymbols::value_name()) {
-    //    payload = check_symbol_at(cp, Bytes::get_Java_u2(abase + e_con_off));
-    //  }
-    //  check_property(payload != NULL,
-    //                 "Invalid @Retention annotation at offset %u in class file %s",
-    //                 index0, CHECK);
-    //  if (payload != NULL) {
-    //      payload->increment_refcount();
-    //      coll->_class_RetentionPolicy = payload;
-    //  }
-    //}
+
+    if (id == AnnotationCollector::_sun_misc_Contended) {
+      if (count == 1
+          && s_size == (index - index0)  // match size
+          && s_tag_val == *(abase + tag_off)
+          && member == vmSymbols::value_name()) {
+        u2 group_index = Bytes::get_Java_u2(abase + s_con_off);
+        coll->set_contended_group(group_index);
+      } else {
+        coll->set_contended_group(0); // default contended group
+      }
+      coll->set_contended(true);
+    } else {
+      coll->set_contended(false);
+    }
   }
 }
 
-ClassFileParser::AnnotationCollector::ID ClassFileParser::AnnotationCollector::annotation_index(Symbol* name) {
+ClassFileParser::AnnotationCollector::ID
+ClassFileParser::AnnotationCollector::annotation_index(ClassLoaderData* loader_data,
+                                                                Symbol* name) {
   vmSymbols::SID sid = vmSymbols::find_sid(name);
+  // Privileged code can use all annotations.  Other code silently drops some.
+  bool privileged = loader_data->is_the_null_class_loader_data() ||
+                    loader_data->is_anonymous();
   switch (sid) {
   case vmSymbols::VM_SYMBOL_ENUM_NAME(java_lang_invoke_ForceInline_signature):
     if (_location != _in_method)  break;  // only allow for methods
+    if (!privileged)              break;  // only allow in privileged code
     return _method_ForceInline;
   case vmSymbols::VM_SYMBOL_ENUM_NAME(java_lang_invoke_DontInline_signature):
     if (_location != _in_method)  break;  // only allow for methods
+    if (!privileged)              break;  // only allow in privileged code
     return _method_DontInline;
   case vmSymbols::VM_SYMBOL_ENUM_NAME(java_lang_invoke_LambdaForm_Compiled_signature):
     if (_location != _in_method)  break;  // only allow for methods
+    if (!privileged)              break;  // only allow in privileged code
     return _method_LambdaForm_Compiled;
   case vmSymbols::VM_SYMBOL_ENUM_NAME(java_lang_invoke_LambdaForm_Hidden_signature):
     if (_location != _in_method)  break;  // only allow for methods
+    if (!privileged)              break;  // only allow in privileged code
     return _method_LambdaForm_Hidden;
+  case vmSymbols::VM_SYMBOL_ENUM_NAME(sun_misc_Contended_signature):
+    if (_location != _in_field && _location != _in_class)          break;  // only allow for fields and classes
+    if (!EnableContended || (RestrictContended && !privileged))    break;  // honor privileges
+    return _sun_misc_Contended;
   default: break;
   }
   return AnnotationCollector::_unknown;
 }
 
 void ClassFileParser::FieldAnnotationCollector::apply_to(FieldInfo* f) {
-  fatal("no field annotations yet");
+  if (is_contended())
+    f->set_contended_group(contended_group());
 }
 
 void ClassFileParser::MethodAnnotationCollector::apply_to(methodHandle m) {
@@ -1841,7 +1851,7 @@
 }
 
 void ClassFileParser::ClassAnnotationCollector::apply_to(instanceKlassHandle k) {
-  fatal("no class annotations yet");
+  k->set_is_contended(is_contended());
 }
 
 
@@ -1849,6 +1859,154 @@
 #define MAX_CODE_SIZE 65535
 #define INITIAL_MAX_LVT_NUMBER 256
 
+/* Copy class file LVT's/LVTT's into the HotSpot internal LVT.
+ *
+ * Rules for LVT's and LVTT's are:
+ *   - There can be any number of LVT's and LVTT's.
+ *   - If there are n LVT's, it is the same as if there was just
+ *     one LVT containing all the entries from the n LVT's.
+ *   - There may be no more than one LVT entry per local variable.
+ *     Two LVT entries are 'equal' if these fields are the same:
+ *        start_pc, length, name, slot
+ *   - There may be no more than one LVTT entry per each LVT entry.
+ *     Each LVTT entry has to match some LVT entry.
+ *   - HotSpot internal LVT keeps natural ordering of class file LVT entries.
+ */
+void ClassFileParser::copy_localvariable_table(ConstMethod* cm,
+                                               int lvt_cnt,
+                                               u2* localvariable_table_length,
+                                               u2** localvariable_table_start,
+                                               int lvtt_cnt,
+                                               u2* localvariable_type_table_length,
+                                               u2** localvariable_type_table_start,
+                                               TRAPS) {
+
+  LVT_Hash** lvt_Hash = NEW_RESOURCE_ARRAY(LVT_Hash*, HASH_ROW_SIZE);
+  initialize_hashtable(lvt_Hash);
+
+  // To fill LocalVariableTable in
+  Classfile_LVT_Element*  cf_lvt;
+  LocalVariableTableElement* lvt = cm->localvariable_table_start();
+
+  for (int tbl_no = 0; tbl_no < lvt_cnt; tbl_no++) {
+    cf_lvt = (Classfile_LVT_Element *) localvariable_table_start[tbl_no];
+    for (int idx = 0; idx < localvariable_table_length[tbl_no]; idx++, lvt++) {
+      copy_lvt_element(&cf_lvt[idx], lvt);
+      // If no duplicates, add LVT elem in hashtable lvt_Hash.
+      if (LVT_put_after_lookup(lvt, lvt_Hash) == false
+          && _need_verify
+          && _major_version >= JAVA_1_5_VERSION) {
+        clear_hashtable(lvt_Hash);
+        ConstantPool* cp = cm->constants();
+        classfile_parse_error("Duplicated LocalVariableTable attribute "
+                              "entry for '%s' in class file %s",
+                               cp->symbol_at(lvt->name_cp_index)->as_utf8(),
+                               CHECK);
+      }
+    }
+  }
+
+  // To merge LocalVariableTable and LocalVariableTypeTable
+  Classfile_LVT_Element* cf_lvtt;
+  LocalVariableTableElement lvtt_elem;
+
+  for (int tbl_no = 0; tbl_no < lvtt_cnt; tbl_no++) {
+    cf_lvtt = (Classfile_LVT_Element *) localvariable_type_table_start[tbl_no];
+    for (int idx = 0; idx < localvariable_type_table_length[tbl_no]; idx++) {
+      copy_lvt_element(&cf_lvtt[idx], &lvtt_elem);
+      int index = hash(&lvtt_elem);
+      LVT_Hash* entry = LVT_lookup(&lvtt_elem, index, lvt_Hash);
+      if (entry == NULL) {
+        if (_need_verify) {
+          clear_hashtable(lvt_Hash);
+          ConstantPool* cp = cm->constants();
+          classfile_parse_error("LVTT entry for '%s' in class file %s "
+                                "does not match any LVT entry",
+                                 cp->symbol_at(lvtt_elem.name_cp_index)->as_utf8(),
+                                 CHECK);
+        }
+      } else if (entry->_elem->signature_cp_index != 0 && _need_verify) {
+        clear_hashtable(lvt_Hash);
+        ConstantPool* cp = cm->constants();
+        classfile_parse_error("Duplicated LocalVariableTypeTable attribute "
+                              "entry for '%s' in class file %s",
+                               cp->symbol_at(lvtt_elem.name_cp_index)->as_utf8(),
+                               CHECK);
+      } else {
+        // to add generic signatures into LocalVariableTable
+        entry->_elem->signature_cp_index = lvtt_elem.descriptor_cp_index;
+      }
+    }
+  }
+  clear_hashtable(lvt_Hash);
+}
+
+
+void ClassFileParser::copy_method_annotations(ClassLoaderData* loader_data,
+                                       ConstMethod* cm,
+                                       u1* runtime_visible_annotations,
+                                       int runtime_visible_annotations_length,
+                                       u1* runtime_invisible_annotations,
+                                       int runtime_invisible_annotations_length,
+                                       u1* runtime_visible_parameter_annotations,
+                                       int runtime_visible_parameter_annotations_length,
+                                       u1* runtime_invisible_parameter_annotations,
+                                       int runtime_invisible_parameter_annotations_length,
+                                       u1* runtime_visible_type_annotations,
+                                       int runtime_visible_type_annotations_length,
+                                       u1* runtime_invisible_type_annotations,
+                                       int runtime_invisible_type_annotations_length,
+                                       u1* annotation_default,
+                                       int annotation_default_length,
+                                       TRAPS) {
+
+  AnnotationArray* a;
+
+  if (runtime_visible_annotations_length +
+      runtime_invisible_annotations_length > 0) {
+     a = assemble_annotations(loader_data,
+                              runtime_visible_annotations,
+                              runtime_visible_annotations_length,
+                              runtime_invisible_annotations,
+                              runtime_invisible_annotations_length,
+                              CHECK);
+     cm->set_method_annotations(a);
+  }
+
+  if (runtime_visible_parameter_annotations_length +
+      runtime_invisible_parameter_annotations_length > 0) {
+    a = assemble_annotations(loader_data,
+                             runtime_visible_parameter_annotations,
+                             runtime_visible_parameter_annotations_length,
+                             runtime_invisible_parameter_annotations,
+                             runtime_invisible_parameter_annotations_length,
+                             CHECK);
+    cm->set_parameter_annotations(a);
+  }
+
+  if (annotation_default_length > 0) {
+    a = assemble_annotations(loader_data,
+                             annotation_default,
+                             annotation_default_length,
+                             NULL,
+                             0,
+                             CHECK);
+    cm->set_default_annotations(a);
+  }
+
+  if (runtime_visible_type_annotations_length +
+      runtime_invisible_type_annotations_length > 0) {
+    a = assemble_annotations(loader_data,
+                             runtime_visible_type_annotations,
+                             runtime_visible_type_annotations_length,
+                             runtime_invisible_type_annotations,
+                             runtime_invisible_type_annotations_length,
+                             CHECK);
+    cm->set_type_annotations(a);
+  }
+}
+
+
 // Note: the parse_method below is big and clunky because all parsing of the code and exceptions
 // attribute is inlined. This is cumbersome to avoid since we inline most of the parts in the
 // Method* to save footprint, so we only know the size of the resulting Method* when the
@@ -1862,10 +2020,6 @@
                                            constantPoolHandle cp,
                                            bool is_interface,
                                            AccessFlags *promoted_flags,
-                                           AnnotationArray** method_annotations,
-                                           AnnotationArray** method_parameter_annotations,
-                                           AnnotationArray** method_default_annotations,
-                                           AnnotationArray** method_type_annotations,
                                            TRAPS) {
   ClassFileStream* cfs = stream();
   methodHandle nullHandle;
@@ -1940,6 +2094,8 @@
   u2** localvariable_type_table_start;
   u2 method_parameters_length = 0;
   u1* method_parameters_data = NULL;
+  bool method_parameters_seen = false;
+  bool method_parameters_four_byte_flags;
   bool parsed_code_attribute = false;
   bool parsed_checked_exceptions_attribute = false;
   bool parsed_stackmap_attribute = false;
@@ -2150,10 +2306,32 @@
                                      method_attribute_length,
                                      cp, CHECK_(nullHandle));
     } else if (method_attribute_name == vmSymbols::tag_method_parameters()) {
+      // reject multiple method parameters
+      if (method_parameters_seen) {
+        classfile_parse_error("Multiple MethodParameters attributes in class file %s", CHECK_(nullHandle));
+      }
+      method_parameters_seen = true;
       method_parameters_length = cfs->get_u1_fast();
+      // Track the actual size (note: this is written for clarity; a
+      // decent compiler will CSE and constant-fold this into a single
+      // expression)
+      // Use the attribute length to figure out the size of flags
+      if (method_attribute_length == (method_parameters_length * 6u) + 1u) {
+        method_parameters_four_byte_flags = true;
+      } else if (method_attribute_length == (method_parameters_length * 4u) + 1u) {
+        method_parameters_four_byte_flags = false;
+      } else {
+        classfile_parse_error(
+          "Invalid MethodParameters method attribute length %u in class file",
+          method_attribute_length, CHECK_(nullHandle));
+      }
       method_parameters_data = cfs->get_u1_buffer();
       cfs->skip_u2_fast(method_parameters_length);
-      cfs->skip_u4_fast(method_parameters_length);
+      if (method_parameters_four_byte_flags) {
+        cfs->skip_u4_fast(method_parameters_length);
+      } else {
+        cfs->skip_u2_fast(method_parameters_length);
+      }
       // ignore this attribute if it cannot be reflected
       if (!SystemDictionary::Parameter_klass_loaded())
         method_parameters_length = 0;
@@ -2184,7 +2362,8 @@
         runtime_visible_annotations_length = method_attribute_length;
         runtime_visible_annotations = cfs->get_u1_buffer();
         assert(runtime_visible_annotations != NULL, "null visible annotations");
-        parse_annotations(runtime_visible_annotations,
+        parse_annotations(loader_data,
+            runtime_visible_annotations,
             runtime_visible_annotations_length, cp, &parsed_annotations,
             CHECK_(nullHandle));
         cfs->skip_u1(runtime_visible_annotations_length, CHECK_(nullHandle));
@@ -2241,10 +2420,24 @@
   }
 
   // All sizing information for a Method* is finally available, now create it
+  InlineTableSizes sizes(
+      total_lvt_length,
+      linenumber_table_length,
+      exception_table_length,
+      checked_exceptions_length,
+      method_parameters_length,
+      generic_signature_index,
+      runtime_visible_annotations_length +
+           runtime_invisible_annotations_length,
+      runtime_visible_parameter_annotations_length +
+           runtime_invisible_parameter_annotations_length,
+      runtime_visible_type_annotations_length +
+           runtime_invisible_type_annotations_length,
+      annotation_default_length,
+      0);
+
   Method* m = Method::allocate(
-      loader_data, code_length, access_flags, linenumber_table_length,
-      total_lvt_length, exception_table_length, checked_exceptions_length,
-      method_parameters_length, generic_signature_index,
+      loader_data, code_length, access_flags, &sizes,
       ConstMethod::NORMAL, CHECK_(nullHandle));
 
   ClassLoadingService::add_class_method_size(m->size()*HeapWordSize);
@@ -2296,12 +2489,16 @@
   // Copy method parameters
   if (method_parameters_length > 0) {
     MethodParametersElement* elem = m->constMethod()->method_parameters_start();
-    for(int i = 0; i < method_parameters_length; i++) {
-      elem[i].name_cp_index =
-        Bytes::get_Java_u2(method_parameters_data);
+    for (int i = 0; i < method_parameters_length; i++) {
+      elem[i].name_cp_index = Bytes::get_Java_u2(method_parameters_data);
       method_parameters_data += 2;
-      elem[i].flags = Bytes::get_Java_u4(method_parameters_data);
-      method_parameters_data += 4;
+      if (method_parameters_four_byte_flags) {
+        elem[i].flags = Bytes::get_Java_u4(method_parameters_data);
+        method_parameters_data += 4;
+      } else {
+        elem[i].flags = Bytes::get_Java_u2(method_parameters_data);
+        method_parameters_data += 2;
+      }
     }
   }
 
@@ -2311,107 +2508,37 @@
     copy_u2_with_conversion((u2*) m->checked_exceptions_start(), checked_exceptions_start, size);
   }
 
-  /* Copy class file LVT's/LVTT's into the HotSpot internal LVT.
-   *
-   * Rules for LVT's and LVTT's are:
-   *   - There can be any number of LVT's and LVTT's.
-   *   - If there are n LVT's, it is the same as if there was just
-   *     one LVT containing all the entries from the n LVT's.
-   *   - There may be no more than one LVT entry per local variable.
-   *     Two LVT entries are 'equal' if these fields are the same:
-   *        start_pc, length, name, slot
-   *   - There may be no more than one LVTT entry per each LVT entry.
-   *     Each LVTT entry has to match some LVT entry.
-   *   - HotSpot internal LVT keeps natural ordering of class file LVT entries.
-   */
+  // Copy class file LVT's/LVTT's into the HotSpot internal LVT.
   if (total_lvt_length > 0) {
-    int tbl_no, idx;
-
     promoted_flags->set_has_localvariable_table();
-
-    LVT_Hash** lvt_Hash = NEW_RESOURCE_ARRAY(LVT_Hash*, HASH_ROW_SIZE);
-    initialize_hashtable(lvt_Hash);
-
-    // To fill LocalVariableTable in
-    Classfile_LVT_Element*  cf_lvt;
-    LocalVariableTableElement* lvt = m->localvariable_table_start();
-
-    for (tbl_no = 0; tbl_no < lvt_cnt; tbl_no++) {
-      cf_lvt = (Classfile_LVT_Element *) localvariable_table_start[tbl_no];
-      for (idx = 0; idx < localvariable_table_length[tbl_no]; idx++, lvt++) {
-        copy_lvt_element(&cf_lvt[idx], lvt);
-        // If no duplicates, add LVT elem in hashtable lvt_Hash.
-        if (LVT_put_after_lookup(lvt, lvt_Hash) == false
-          && _need_verify
-          && _major_version >= JAVA_1_5_VERSION ) {
-          clear_hashtable(lvt_Hash);
-          classfile_parse_error("Duplicated LocalVariableTable attribute "
-                                "entry for '%s' in class file %s",
-                                 cp->symbol_at(lvt->name_cp_index)->as_utf8(),
-                                 CHECK_(nullHandle));
-        }
-      }
-    }
-
-    // To merge LocalVariableTable and LocalVariableTypeTable
-    Classfile_LVT_Element* cf_lvtt;
-    LocalVariableTableElement lvtt_elem;
-
-    for (tbl_no = 0; tbl_no < lvtt_cnt; tbl_no++) {
-      cf_lvtt = (Classfile_LVT_Element *) localvariable_type_table_start[tbl_no];
-      for (idx = 0; idx < localvariable_type_table_length[tbl_no]; idx++) {
-        copy_lvt_element(&cf_lvtt[idx], &lvtt_elem);
-        int index = hash(&lvtt_elem);
-        LVT_Hash* entry = LVT_lookup(&lvtt_elem, index, lvt_Hash);
-        if (entry == NULL) {
-          if (_need_verify) {
-            clear_hashtable(lvt_Hash);
-            classfile_parse_error("LVTT entry for '%s' in class file %s "
-                                  "does not match any LVT entry",
-                                   cp->symbol_at(lvtt_elem.name_cp_index)->as_utf8(),
-                                   CHECK_(nullHandle));
-          }
-        } else if (entry->_elem->signature_cp_index != 0 && _need_verify) {
-          clear_hashtable(lvt_Hash);
-          classfile_parse_error("Duplicated LocalVariableTypeTable attribute "
-                                "entry for '%s' in class file %s",
-                                 cp->symbol_at(lvtt_elem.name_cp_index)->as_utf8(),
-                                 CHECK_(nullHandle));
-        } else {
-          // to add generic signatures into LocalVariableTable
-          entry->_elem->signature_cp_index = lvtt_elem.descriptor_cp_index;
-        }
-      }
-    }
-    clear_hashtable(lvt_Hash);
+    copy_localvariable_table(m->constMethod(), lvt_cnt,
+                             localvariable_table_length,
+                             localvariable_table_start,
+                             lvtt_cnt,
+                             localvariable_type_table_length,
+                             localvariable_type_table_start, CHECK_NULL);
   }
 
   if (parsed_annotations.has_any_annotations())
     parsed_annotations.apply_to(m);
-  *method_annotations = assemble_annotations(loader_data,
-                                             runtime_visible_annotations,
-                                             runtime_visible_annotations_length,
-                                             runtime_invisible_annotations,
-                                             runtime_invisible_annotations_length,
-                                             CHECK_(nullHandle));
-  *method_parameter_annotations = assemble_annotations(loader_data,
-                                                       runtime_visible_parameter_annotations,
-                                                       runtime_visible_parameter_annotations_length,
-                                                       runtime_invisible_parameter_annotations,
-                                                       runtime_invisible_parameter_annotations_length,
-                                                       CHECK_(nullHandle));
-  *method_default_annotations = assemble_annotations(loader_data,
-                                                     annotation_default,
-                                                     annotation_default_length,
-                                                     NULL,
-                                                     0,
-                                                     CHECK_(nullHandle));
-  *method_type_annotations = assemble_annotations(loader_data,
-                                                  runtime_visible_type_annotations,
-                                                  runtime_visible_type_annotations_length,
-                                                  runtime_invisible_type_annotations,
-                                                  runtime_invisible_type_annotations_length,
-                                                  CHECK_(nullHandle));
+
+  // Copy annotations
+  copy_method_annotations(loader_data, m->constMethod(),
+                          runtime_visible_annotations,
+                          runtime_visible_annotations_length,
+                          runtime_invisible_annotations,
+                          runtime_invisible_annotations_length,
+                          runtime_visible_parameter_annotations,
+                          runtime_visible_parameter_annotations_length,
+                          runtime_invisible_parameter_annotations,
+                          runtime_invisible_parameter_annotations_length,
+                          runtime_visible_type_annotations,
+                          runtime_visible_type_annotations_length,
+                          runtime_invisible_type_annotations,
+                          runtime_invisible_type_annotations_length,
+                          annotation_default,
+                          annotation_default_length,
+                          CHECK_NULL);
 
   if (name == vmSymbols::finalize_method_name() &&
       signature == vmSymbols::void_method_signature()) {
@@ -2427,6 +2554,7 @@
     _has_vanilla_constructor = true;
   }
 
+  NOT_PRODUCT(m->verify());
   return m;
 }
 
@@ -2440,17 +2568,9 @@
                                                bool is_interface,
                                                AccessFlags* promoted_flags,
                                                bool* has_final_method,
-                                               Array<AnnotationArray*>** methods_annotations,
-                                               Array<AnnotationArray*>** methods_parameter_annotations,
-                                               Array<AnnotationArray*>** methods_default_annotations,
-                                               Array<AnnotationArray*>** methods_type_annotations,
                                                bool* has_default_methods,
                                                TRAPS) {
   ClassFileStream* cfs = stream();
-  AnnotationArray* method_annotations = NULL;
-  AnnotationArray* method_parameter_annotations = NULL;
-  AnnotationArray* method_default_annotations = NULL;
-  AnnotationArray* method_type_annotations = NULL;
   cfs->guarantee_more(2, CHECK_NULL);  // length
   u2 length = cfs->get_u2_fast();
   if (length == 0) {
@@ -2464,10 +2584,6 @@
       methodHandle method = parse_method(loader_data,
                                          cp, is_interface,
                                          promoted_flags,
-                                         &method_annotations,
-                                         &method_parameter_annotations,
-                                         &method_default_annotations,
-                                         &method_type_annotations,
                                          CHECK_NULL);
 
       if (method->is_final()) {
@@ -2478,26 +2594,6 @@
         *has_default_methods = true;
       }
       methods->at_put(index, method());
-      if (*methods_annotations == NULL) {
-        *methods_annotations =
-             MetadataFactory::new_array<AnnotationArray*>(loader_data, length, NULL, CHECK_NULL);
-      }
-      (*methods_annotations)->at_put(index, method_annotations);
-      if (*methods_parameter_annotations == NULL) {
-        *methods_parameter_annotations =
-            MetadataFactory::new_array<AnnotationArray*>(loader_data, length, NULL, CHECK_NULL);
-      }
-      (*methods_parameter_annotations)->at_put(index, method_parameter_annotations);
-      if (*methods_default_annotations == NULL) {
-        *methods_default_annotations =
-            MetadataFactory::new_array<AnnotationArray*>(loader_data, length, NULL, CHECK_NULL);
-      }
-      (*methods_default_annotations)->at_put(index, method_default_annotations);
-      if (*methods_type_annotations == NULL) {
-        *methods_type_annotations =
-             MetadataFactory::new_array<AnnotationArray*>(loader_data, length, NULL, CHECK_NULL);
-    }
-      (*methods_type_annotations)->at_put(index, method_type_annotations);
     }
 
     if (_need_verify && length > 1) {
@@ -2530,11 +2626,7 @@
 
 Array<int>* ClassFileParser::sort_methods(ClassLoaderData* loader_data,
                                           Array<Method*>* methods,
-                                          Array<AnnotationArray*>* methods_annotations,
-                                          Array<AnnotationArray*>* methods_parameter_annotations,
-                                          Array<AnnotationArray*>* methods_default_annotations,
-                                          Array<AnnotationArray*>* methods_type_annotations,
-                                              TRAPS) {
+                                          TRAPS) {
   int length = methods->length();
   // If JVMTI original method ordering or sharing is enabled we have to
   // remember the original class file ordering.
@@ -2550,10 +2642,7 @@
   }
   // Sort method array by ascending method name (for faster lookups & vtable construction)
   // Note that the ordering is not alphabetical, see Symbol::fast_compare
-  Method::sort_methods(methods, methods_annotations,
-                       methods_parameter_annotations,
-                       methods_default_annotations,
-                       methods_type_annotations);
+  Method::sort_methods(methods);
 
   // If JVMTI original method ordering or sharing is enabled construct int
   // array remembering the original ordering
@@ -2889,7 +2978,8 @@
         runtime_visible_annotations_length = attribute_length;
         runtime_visible_annotations = cfs->get_u1_buffer();
         assert(runtime_visible_annotations != NULL, "null visible annotations");
-        parse_annotations(runtime_visible_annotations,
+        parse_annotations(loader_data,
+                          runtime_visible_annotations,
                           runtime_visible_annotations_length,
                           cp,
                           parsed_annotations,
@@ -3011,9 +3101,6 @@
     k->set_source_debug_extension(_sde_buffer, _sde_length);
   }
   k->set_inner_classes(_inner_classes);
-  if (_annotations != NULL) {
-    k->annotations()->set_class_annotations(_annotations);
-  }
 }
 
 AnnotationArray* ClassFileParser::assemble_annotations(ClassLoaderData* loader_data,
@@ -3324,20 +3411,10 @@
     bool has_final_method = false;
     AccessFlags promoted_flags;
     promoted_flags.set_flags(0);
-    // These need to be oop pointers because they are allocated lazily
-    // inside parse_methods inside a nested HandleMark
-    Array<AnnotationArray*>* methods_annotations = NULL;
-    Array<AnnotationArray*>* methods_parameter_annotations = NULL;
-    Array<AnnotationArray*>* methods_default_annotations = NULL;
-    Array<AnnotationArray*>* methods_type_annotations = NULL;
     Array<Method*>* methods = parse_methods(loader_data,
                                             cp, access_flags.is_interface(),
                                             &promoted_flags,
                                             &has_final_method,
-                                            &methods_annotations,
-                                            &methods_parameter_annotations,
-                                            &methods_default_annotations,
-                                            &methods_type_annotations,
                                             &has_default_methods,
                                             CHECK_(nullHandle));
 
@@ -3398,10 +3475,6 @@
     // sort methods
     Array<int>* method_ordering = sort_methods(loader_data,
                                                methods,
-                                               methods_annotations,
-                                               methods_parameter_annotations,
-                                               methods_default_annotations,
-                                               methods_type_annotations,
                                                CHECK_(nullHandle));
 
     // promote flags from parse_methods() to the klass' flags
@@ -3422,18 +3495,21 @@
     // Size of Java itable (in words)
     itable_size = access_flags.is_interface() ? 0 : klassItable::compute_itable_size(transitive_interfaces);
 
+    // get the padding width from the option
+    // TODO: Ask VM about specific CPU we are running on
+    int pad_size = ContendedPaddingWidth;
+
     // Field size and offset computation
     int nonstatic_field_size = super_klass() == NULL ? 0 : super_klass->nonstatic_field_size();
 #ifndef PRODUCT
     int orig_nonstatic_field_size = 0;
 #endif
-    int static_field_size = 0;
     int next_static_oop_offset;
     int next_static_double_offset;
     int next_static_word_offset;
     int next_static_short_offset;
     int next_static_byte_offset;
-    int next_static_type_offset;
+    int next_static_padded_offset;
     int next_nonstatic_oop_offset;
     int next_nonstatic_double_offset;
     int next_nonstatic_word_offset;
@@ -3443,11 +3519,36 @@
     int first_nonstatic_oop_offset;
     int first_nonstatic_field_offset;
     int next_nonstatic_field_offset;
+    int next_nonstatic_padded_offset;
+
+    // Count the contended fields by type.
+    int static_contended_count = 0;
+    int nonstatic_contended_count = 0;
+    FieldAllocationCount fac_contended;
+    for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+      FieldAllocationType atype = (FieldAllocationType) fs.allocation_type();
+      if (fs.is_contended()) {
+        fac_contended.count[atype]++;
+        if (fs.access_flags().is_static()) {
+          static_contended_count++;
+        } else {
+          nonstatic_contended_count++;
+        }
+      }
+    }
+    int contended_count = static_contended_count + nonstatic_contended_count;
+
 
     // Calculate the starting byte offsets
     next_static_oop_offset      = InstanceMirrorKlass::offset_of_static_fields();
+
+    // class is contended, pad before all the fields
+    if (parsed_annotations.is_contended()) {
+      next_static_oop_offset += pad_size;
+    }
+
     next_static_double_offset   = next_static_oop_offset +
-                                  (fac.count[STATIC_OOP] * heapOopSize);
+                                  ((fac.count[STATIC_OOP] - fac_contended.count[STATIC_OOP]) * heapOopSize);
     if ( fac.count[STATIC_DOUBLE] &&
          (Universe::field_type_should_be_aligned(T_DOUBLE) ||
           Universe::field_type_should_be_aligned(T_LONG)) ) {
@@ -3455,25 +3556,29 @@
     }
 
     next_static_word_offset     = next_static_double_offset +
-                                  (fac.count[STATIC_DOUBLE] * BytesPerLong);
+                                  ((fac.count[STATIC_DOUBLE] - fac_contended.count[STATIC_DOUBLE]) * BytesPerLong);
     next_static_short_offset    = next_static_word_offset +
-                                  (fac.count[STATIC_WORD] * BytesPerInt);
+                                  ((fac.count[STATIC_WORD]   - fac_contended.count[STATIC_WORD]) * BytesPerInt);
     next_static_byte_offset     = next_static_short_offset +
-                                  (fac.count[STATIC_SHORT] * BytesPerShort);
-    next_static_type_offset     = align_size_up((next_static_byte_offset +
-                                  fac.count[STATIC_BYTE] ), wordSize );
-    static_field_size           = (next_static_type_offset -
-                                  next_static_oop_offset) / wordSize;
+                                  ((fac.count[STATIC_SHORT]  - fac_contended.count[STATIC_SHORT]) * BytesPerShort);
+    next_static_padded_offset   = next_static_byte_offset +
+                                  ((fac.count[STATIC_BYTE]   - fac_contended.count[STATIC_BYTE]) * 1);
 
     first_nonstatic_field_offset = instanceOopDesc::base_offset_in_bytes() +
                                    nonstatic_field_size * heapOopSize;
+
+    // class is contended, pad before all the fields
+    if (parsed_annotations.is_contended()) {
+      first_nonstatic_field_offset += pad_size;
+    }
+
     next_nonstatic_field_offset = first_nonstatic_field_offset;
 
-    unsigned int nonstatic_double_count = fac.count[NONSTATIC_DOUBLE];
-    unsigned int nonstatic_word_count   = fac.count[NONSTATIC_WORD];
-    unsigned int nonstatic_short_count  = fac.count[NONSTATIC_SHORT];
-    unsigned int nonstatic_byte_count   = fac.count[NONSTATIC_BYTE];
-    unsigned int nonstatic_oop_count    = fac.count[NONSTATIC_OOP];
+    unsigned int nonstatic_double_count = fac.count[NONSTATIC_DOUBLE] - fac_contended.count[NONSTATIC_DOUBLE];
+    unsigned int nonstatic_word_count   = fac.count[NONSTATIC_WORD]   - fac_contended.count[NONSTATIC_WORD];
+    unsigned int nonstatic_short_count  = fac.count[NONSTATIC_SHORT]  - fac_contended.count[NONSTATIC_SHORT];
+    unsigned int nonstatic_byte_count   = fac.count[NONSTATIC_BYTE]   - fac_contended.count[NONSTATIC_BYTE];
+    unsigned int nonstatic_oop_count    = fac.count[NONSTATIC_OOP]    - fac_contended.count[NONSTATIC_OOP];
 
     bool super_has_nonstatic_fields =
             (super_klass() != NULL && super_klass->has_nonstatic_fields());
@@ -3546,12 +3651,12 @@
     }
 
     if( allocation_style == 0 ) {
-      // Fields order: oops, longs/doubles, ints, shorts/chars, bytes
+      // Fields order: oops, longs/doubles, ints, shorts/chars, bytes, padded fields
       next_nonstatic_oop_offset    = next_nonstatic_field_offset;
       next_nonstatic_double_offset = next_nonstatic_oop_offset +
                                       (nonstatic_oop_count * heapOopSize);
     } else if( allocation_style == 1 ) {
-      // Fields order: longs/doubles, ints, shorts/chars, bytes, oops
+      // Fields order: longs/doubles, ints, shorts/chars, bytes, oops, padded fields
       next_nonstatic_double_offset = next_nonstatic_field_offset;
     } else if( allocation_style == 2 ) {
       // Fields allocation: oops fields in super and sub classes are together.
@@ -3630,27 +3735,33 @@
                                   (nonstatic_word_count * BytesPerInt);
     next_nonstatic_byte_offset  = next_nonstatic_short_offset +
                                   (nonstatic_short_count * BytesPerShort);
-
-    int notaligned_offset;
-    if( allocation_style == 0 ) {
-      notaligned_offset = next_nonstatic_byte_offset + nonstatic_byte_count;
-    } else { // allocation_style == 1
-      next_nonstatic_oop_offset = next_nonstatic_byte_offset + nonstatic_byte_count;
+    next_nonstatic_padded_offset = next_nonstatic_byte_offset +
+                                  nonstatic_byte_count;
+
+    // let oops jump before padding with this allocation style
+    if( allocation_style == 1 ) {
+      next_nonstatic_oop_offset = next_nonstatic_padded_offset;
       if( nonstatic_oop_count > 0 ) {
         next_nonstatic_oop_offset = align_size_up(next_nonstatic_oop_offset, heapOopSize);
       }
-      notaligned_offset = next_nonstatic_oop_offset + (nonstatic_oop_count * heapOopSize);
+      next_nonstatic_padded_offset = next_nonstatic_oop_offset + (nonstatic_oop_count * heapOopSize);
     }
-    next_nonstatic_type_offset = align_size_up(notaligned_offset, heapOopSize );
-    nonstatic_field_size = nonstatic_field_size + ((next_nonstatic_type_offset
-                                   - first_nonstatic_field_offset)/heapOopSize);
 
     // Iterate over fields again and compute correct offsets.
     // The field allocation type was temporarily stored in the offset slot.
     // oop fields are located before non-oop fields (static and non-static).
     for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+
+      // skip already laid out fields
+      if (fs.is_offset_set()) continue;
+
+      // contended fields are handled below
+      if (fs.is_contended()) continue;
+
       int real_offset;
-      FieldAllocationType atype = (FieldAllocationType) fs.offset();
+      FieldAllocationType atype = (FieldAllocationType) fs.allocation_type();
+
+      // pack the rest of the fields
       switch (atype) {
         case STATIC_OOP:
           real_offset = next_static_oop_offset;
@@ -3739,19 +3850,230 @@
       fs.set_offset(real_offset);
     }
 
+
+    // Handle the contended cases.
+    //
+    // Each contended field should not intersect the cache line with another contended field.
+    // In the absence of alignment information, we end up with pessimistically separating
+    // the fields with full-width padding.
+    //
+    // Additionally, this should not break alignment for the fields, so we round the alignment up
+    // for each field.
+    if (contended_count > 0) {
+
+      // if there is at least one contended field, we need to have pre-padding for them
+      if (nonstatic_contended_count > 0) {
+        next_nonstatic_padded_offset += pad_size;
+      }
+
+      // collect all contended groups
+      BitMap bm(cp->size());
+      for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+        // skip already laid out fields
+        if (fs.is_offset_set()) continue;
+
+        if (fs.is_contended()) {
+          bm.set_bit(fs.contended_group());
+        }
+      }
+
+      int current_group = -1;
+      while ((current_group = (int)bm.get_next_one_offset(current_group + 1)) != (int)bm.size()) {
+
+        for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+
+          // skip already laid out fields
+          if (fs.is_offset_set()) continue;
+
+          // skip non-contended fields and fields from different group
+          if (!fs.is_contended() || (fs.contended_group() != current_group)) continue;
+
+          // handle statics below
+          if (fs.access_flags().is_static()) continue;
+
+          int real_offset;
+          FieldAllocationType atype = (FieldAllocationType) fs.allocation_type();
+
+          switch (atype) {
+            case NONSTATIC_BYTE:
+              next_nonstatic_padded_offset = align_size_up(next_nonstatic_padded_offset, 1);
+              real_offset = next_nonstatic_padded_offset;
+              next_nonstatic_padded_offset += 1;
+              break;
+
+            case NONSTATIC_SHORT:
+              next_nonstatic_padded_offset = align_size_up(next_nonstatic_padded_offset, BytesPerShort);
+              real_offset = next_nonstatic_padded_offset;
+              next_nonstatic_padded_offset += BytesPerShort;
+              break;
+
+            case NONSTATIC_WORD:
+              next_nonstatic_padded_offset = align_size_up(next_nonstatic_padded_offset, BytesPerInt);
+              real_offset = next_nonstatic_padded_offset;
+              next_nonstatic_padded_offset += BytesPerInt;
+              break;
+
+            case NONSTATIC_DOUBLE:
+              next_nonstatic_padded_offset = align_size_up(next_nonstatic_padded_offset, BytesPerLong);
+              real_offset = next_nonstatic_padded_offset;
+              next_nonstatic_padded_offset += BytesPerLong;
+              break;
+
+            case NONSTATIC_OOP:
+              next_nonstatic_padded_offset = align_size_up(next_nonstatic_padded_offset, heapOopSize);
+              real_offset = next_nonstatic_padded_offset;
+              next_nonstatic_padded_offset += heapOopSize;
+
+              // Create new oop map
+              nonstatic_oop_offsets[nonstatic_oop_map_count] = real_offset;
+              nonstatic_oop_counts [nonstatic_oop_map_count] = 1;
+              nonstatic_oop_map_count += 1;
+              if( first_nonstatic_oop_offset == 0 ) { // Undefined
+                first_nonstatic_oop_offset = real_offset;
+              }
+              break;
+
+            default:
+              ShouldNotReachHere();
+          }
+
+          if (fs.contended_group() == 0) {
+            // Contended group defines the equivalence class over the fields:
+            // the fields within the same contended group are not inter-padded.
+            // The only exception is default group, which does not incur the
+            // equivalence, and so requires intra-padding.
+            next_nonstatic_padded_offset += pad_size;
+          }
+
+          fs.set_offset(real_offset);
+        } // for
+
+        // Start laying out the next group.
+        // Note that this will effectively pad the last group in the back;
+        // this is expected to alleviate memory contention effects for
+        // subclass fields and/or adjacent object.
+        // If this was the default group, the padding is already in place.
+        if (current_group != 0) {
+          next_nonstatic_padded_offset += pad_size;
+        }
+      }
+
+      // handle static fields
+
+      // if there is at least one contended field, we need to have pre-padding for them
+      if (static_contended_count > 0) {
+        next_static_padded_offset += pad_size;
+      }
+
+      current_group = -1;
+      while ((current_group = (int)bm.get_next_one_offset(current_group + 1)) != (int)bm.size()) {
+
+        for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+
+          // skip already laid out fields
+          if (fs.is_offset_set()) continue;
+
+          // skip non-contended fields and fields from different group
+          if (!fs.is_contended() || (fs.contended_group() != current_group)) continue;
+
+          // non-statics already handled above
+          if (!fs.access_flags().is_static()) continue;
+
+          int real_offset;
+          FieldAllocationType atype = (FieldAllocationType) fs.allocation_type();
+
+          switch (atype) {
+
+            case STATIC_BYTE:
+              next_static_padded_offset = align_size_up(next_static_padded_offset, 1);
+              real_offset = next_static_padded_offset;
+              next_static_padded_offset += 1;
+              break;
+
+            case STATIC_SHORT:
+              next_static_padded_offset = align_size_up(next_static_padded_offset, BytesPerShort);
+              real_offset = next_static_padded_offset;
+              next_static_padded_offset += BytesPerShort;
+              break;
+
+            case STATIC_WORD:
+              next_static_padded_offset = align_size_up(next_static_padded_offset, BytesPerInt);
+              real_offset = next_static_padded_offset;
+              next_static_padded_offset += BytesPerInt;
+              break;
+
+            case STATIC_DOUBLE:
+              next_static_padded_offset = align_size_up(next_static_padded_offset, BytesPerLong);
+              real_offset = next_static_padded_offset;
+              next_static_padded_offset += BytesPerLong;
+              break;
+
+            case STATIC_OOP:
+              next_static_padded_offset = align_size_up(next_static_padded_offset, heapOopSize);
+              real_offset = next_static_padded_offset;
+              next_static_padded_offset += heapOopSize;
+              break;
+
+            default:
+              ShouldNotReachHere();
+          }
+
+          if (fs.contended_group() == 0) {
+            // Contended group defines the equivalence class over the fields:
+            // the fields within the same contended group are not inter-padded.
+            // The only exception is default group, which does not incur the
+            // equivalence, and so requires intra-padding.
+            next_static_padded_offset += pad_size;
+          }
+
+          fs.set_offset(real_offset);
+        } // for
+
+        // Start laying out the next group.
+        // Note that this will effectively pad the last group in the back;
+        // this is expected to alleviate memory contention effects for
+        // subclass fields and/or adjacent object.
+        // If this was the default group, the padding is already in place.
+        if (current_group != 0) {
+          next_static_padded_offset += pad_size;
+        }
+
+      }
+
+    } // handle contended
+
     // Size of instances
     int instance_size;
 
+    int notaligned_offset = next_nonstatic_padded_offset;
+
+    // Entire class is contended, pad in the back.
+    // This helps to alleviate memory contention effects for subclass fields
+    // and/or adjacent object.
+    if (parsed_annotations.is_contended()) {
+      notaligned_offset += pad_size;
+      next_static_padded_offset += pad_size;
+    }
+
+    int next_static_type_offset     = align_size_up(next_static_padded_offset, wordSize);
+    int static_field_size           = (next_static_type_offset -
+                                  InstanceMirrorKlass::offset_of_static_fields()) / wordSize;
+
+    next_nonstatic_type_offset = align_size_up(notaligned_offset, heapOopSize );
+    nonstatic_field_size = nonstatic_field_size + ((next_nonstatic_type_offset
+                                   - first_nonstatic_field_offset)/heapOopSize);
+
     next_nonstatic_type_offset = align_size_up(notaligned_offset, wordSize );
     instance_size = align_object_size(next_nonstatic_type_offset / wordSize);
 
-    assert(instance_size == align_object_size(align_size_up((instanceOopDesc::base_offset_in_bytes() + nonstatic_field_size*heapOopSize), wordSize) / wordSize), "consistent layout helper value");
+    assert(instance_size == align_object_size(align_size_up(
+                (instanceOopDesc::base_offset_in_bytes() + nonstatic_field_size*heapOopSize + ((parsed_annotations.is_contended()) ? pad_size : 0)),
+            wordSize) / wordSize), "consistent layout helper value");
 
     // Number of non-static oop map blocks allocated at end of klass.
     const unsigned int total_oop_map_count =
       compute_oop_map_count(super_klass, nonstatic_oop_map_count,
                             first_nonstatic_oop_offset);
-
     // Compute reference type
     ReferenceType rt;
     if (super_klass() == NULL) {
@@ -3773,7 +4095,7 @@
                                                        access_flags,
                                                        name,
                                                        super_klass(),
-                                                       host_klass,
+                                                       !host_klass.is_null(),
                                                        CHECK_(nullHandle));
 
     // Add all classes to our internal class loader list here,
@@ -3819,31 +4141,15 @@
     if (LinkWellKnownClasses || is_anonymous())  // I am well known to myself
       cp->klass_at_put(this_class_index, this_klass()); // eagerly resolve
 
-    // Allocate an annotation type if needed.
-    if (fields_annotations != NULL ||
-        methods_annotations != NULL ||
-        methods_parameter_annotations != NULL ||
-        methods_default_annotations != NULL ||
-        fields_type_annotations != NULL ||
-        methods_type_annotations != NULL) {
-      Annotations* anno = Annotations::allocate(loader_data,
-                            fields_annotations, methods_annotations,
-                            methods_parameter_annotations,
-                            methods_default_annotations, CHECK_(nullHandle));
-      this_klass->set_annotations(anno);
-    } else {
-      this_klass->set_annotations(NULL);
-    }
-
-    if (fields_type_annotations != NULL ||
-        methods_type_annotations != NULL) {
-      assert(this_klass->annotations() != NULL, "annotations should have been allocated");
-      Annotations* anno = Annotations::allocate(loader_data,
-                                                fields_type_annotations,
-                                                methods_type_annotations,
-                                                NULL,
-                                                NULL, CHECK_(nullHandle));
-      this_klass->annotations()->set_type_annotations(anno);
+    // Assign allocations if needed
+    if (_annotations != NULL || _type_annotations != NULL ||
+        fields_annotations != NULL || fields_type_annotations != NULL) {
+      Annotations* annotations = Annotations::allocate(loader_data, CHECK_NULL);
+      annotations->set_class_annotations(_annotations);
+      annotations->set_class_type_annotations(_type_annotations);
+      annotations->set_fields_annotations(fields_annotations);
+      annotations->set_fields_type_annotations(fields_type_annotations);
+      this_klass->set_annotations(annotations);
     }
 
     this_klass->set_minor_version(minor_version);
@@ -3869,27 +4175,8 @@
     // Fill in field values obtained by parse_classfile_attributes
     if (parsed_annotations.has_any_annotations())
       parsed_annotations.apply_to(this_klass);
-
-    // Create annotations
-    if (_annotations != NULL && this_klass->annotations() == NULL) {
-      Annotations* anno = Annotations::allocate(loader_data, CHECK_NULL);
-      this_klass->set_annotations(anno);
-    }
     apply_parsed_class_attributes(this_klass);
 
-    // Create type annotations
-    if (_type_annotations != NULL) {
-      if (this_klass->annotations() == NULL) {
-        Annotations* anno = Annotations::allocate(loader_data, CHECK_NULL);
-        this_klass->set_annotations(anno);
-      }
-      if (this_klass->annotations()->type_annotations() == NULL) {
-        Annotations* anno = Annotations::allocate(loader_data, CHECK_NULL);
-        this_klass->annotations()->set_type_annotations(anno);
-      }
-      this_klass->annotations()->type_annotations()->set_class_annotations(_type_annotations);
-    }
-
     // Miranda methods
     if ((num_miranda_methods > 0) ||
         // if this class introduced new miranda methods or
@@ -4030,6 +4317,18 @@
     }
 #endif
 
+#ifndef PRODUCT
+    if (PrintFieldLayout) {
+      print_field_layout(name,
+            fields,
+            cp,
+            instance_size,
+            first_nonstatic_field_offset,
+            next_nonstatic_field_offset,
+            next_static_type_offset);
+    }
+#endif
+
     // preserve result across HandleMark
     preserve_this_klass = this_klass();
   }
@@ -4042,6 +4341,38 @@
   return this_klass;
 }
 
+void ClassFileParser::print_field_layout(Symbol* name,
+                                         Array<u2>* fields,
+                                         constantPoolHandle cp,
+                                         int instance_size,
+                                         int instance_fields_start,
+                                         int instance_fields_end,
+                                         int static_fields_end) {
+  tty->print("%s: field layout\n", name->as_klass_external_name());
+  tty->print("  @%3d %s\n", instance_fields_start, "--- instance fields start ---");
+  for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+    if (!fs.access_flags().is_static()) {
+      tty->print("  @%3d \"%s\" %s\n",
+          fs.offset(),
+          fs.name()->as_klass_external_name(),
+          fs.signature()->as_klass_external_name());
+    }
+  }
+  tty->print("  @%3d %s\n", instance_fields_end, "--- instance fields end ---");
+  tty->print("  @%3d %s\n", instance_size * wordSize, "--- instance ends ---");
+  tty->print("  @%3d %s\n", InstanceMirrorKlass::offset_of_static_fields(), "--- static fields start ---");
+  for (AllFieldStream fs(fields, cp); !fs.done(); fs.next()) {
+    if (fs.access_flags().is_static()) {
+      tty->print("  @%3d \"%s\" %s\n",
+          fs.offset(),
+          fs.name()->as_klass_external_name(),
+          fs.signature()->as_klass_external_name());
+    }
+  }
+  tty->print("  @%3d %s\n", static_fields_end, "--- static fields end ---");
+  tty->print("\n");
+}
+
 unsigned int
 ClassFileParser::compute_oop_map_count(instanceKlassHandle super,
                                        unsigned int nonstatic_oop_map_count,
--- a/src/share/vm/classfile/classFileParser.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/classFileParser.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -97,17 +97,20 @@
       _method_DontInline,
       _method_LambdaForm_Compiled,
       _method_LambdaForm_Hidden,
+      _sun_misc_Contended,
       _annotation_LIMIT
     };
     const Location _location;
     int _annotations_present;
+    u2 _contended_group;
+
     AnnotationCollector(Location location)
     : _location(location), _annotations_present(0)
     {
       assert((int)_annotation_LIMIT <= (int)sizeof(_annotations_present) * BitsPerByte, "");
     }
     // If this annotation name has an ID, report it (or _none).
-    ID annotation_index(Symbol* name);
+    ID annotation_index(ClassLoaderData* loader_data, Symbol* name);
     // Set the annotation name:
     void set_annotation(ID id) {
       assert((int)id >= 0 && (int)id < (int)_annotation_LIMIT, "oob");
@@ -116,6 +119,12 @@
     // Report if the annotation is present.
     bool has_any_annotations() { return _annotations_present != 0; }
     bool has_annotation(ID id) { return (nth_bit((int)id) & _annotations_present) != 0; }
+
+    void set_contended_group(u2 group) { _contended_group = group; }
+    u2 contended_group() { return _contended_group; }
+
+    void set_contended(bool contended) { set_annotation(_sun_misc_Contended); }
+    bool is_contended() { return has_annotation(_sun_misc_Contended); }
   };
   class FieldAnnotationCollector: public AnnotationCollector {
   public:
@@ -179,34 +188,30 @@
                           Array<AnnotationArray*>** fields_type_annotations,
                           u2* java_fields_count_ptr, TRAPS);
 
+  void print_field_layout(Symbol* name,
+                          Array<u2>* fields,
+                          constantPoolHandle cp,
+                          int instance_size,
+                          int instance_fields_start,
+                          int instance_fields_end,
+                          int static_fields_end);
+
   // Method parsing
   methodHandle parse_method(ClassLoaderData* loader_data,
                             constantPoolHandle cp,
                             bool is_interface,
                             AccessFlags* promoted_flags,
-                            AnnotationArray** method_annotations,
-                            AnnotationArray** method_parameter_annotations,
-                            AnnotationArray** method_default_annotations,
-                            AnnotationArray** method_type_annotations,
                             TRAPS);
   Array<Method*>* parse_methods(ClassLoaderData* loader_data,
                                 constantPoolHandle cp,
                                 bool is_interface,
                                 AccessFlags* promoted_flags,
                                 bool* has_final_method,
-                                Array<AnnotationArray*>** methods_annotations,
-                                Array<AnnotationArray*>** methods_parameter_annotations,
-                                Array<AnnotationArray*>** methods_default_annotations,
-                                Array<AnnotationArray*>** methods_type_annotations,
                                 bool* has_default_method,
                                 TRAPS);
   Array<int>* sort_methods(ClassLoaderData* loader_data,
                            Array<Method*>* methods,
-                           Array<AnnotationArray*>* methods_annotations,
-                           Array<AnnotationArray*>* methods_parameter_annotations,
-                           Array<AnnotationArray*>* methods_default_annotations,
-                           Array<AnnotationArray*>* methods_type_annotations,
-                                TRAPS);
+                           TRAPS);
   u2* parse_exception_table(ClassLoaderData* loader_data,
                             u4 code_length, u4 exception_table_length,
                             constantPoolHandle cp, TRAPS);
@@ -249,7 +254,8 @@
                                         int runtime_invisible_annotations_length, TRAPS);
   int skip_annotation(u1* buffer, int limit, int index);
   int skip_annotation_value(u1* buffer, int limit, int index);
-  void parse_annotations(u1* buffer, int limit, constantPoolHandle cp,
+  void parse_annotations(ClassLoaderData* loader_data,
+                         u1* buffer, int limit, constantPoolHandle cp,
                          /* Results (currently, only one result is supported): */
                          AnnotationCollector* result,
                          TRAPS);
@@ -361,6 +367,32 @@
             : cp->tag_at(index).is_klass_reference());
   }
 
+  void copy_localvariable_table(ConstMethod* cm, int lvt_cnt,
+                                u2* localvariable_table_length,
+                                u2** localvariable_table_start,
+                                int lvtt_cnt,
+                                u2* localvariable_type_table_length,
+                                u2** localvariable_type_table_start,
+                                TRAPS);
+
+  void copy_method_annotations(ClassLoaderData* loader_data,
+                               ConstMethod* cm,
+                               u1* runtime_visible_annotations,
+                               int runtime_visible_annotations_length,
+                               u1* runtime_invisible_annotations,
+                               int runtime_invisible_annotations_length,
+                               u1* runtime_visible_parameter_annotations,
+                               int runtime_visible_parameter_annotations_length,
+                               u1* runtime_invisible_parameter_annotations,
+                               int runtime_invisible_parameter_annotations_length,
+                               u1* runtime_visible_type_annotations,
+                               int runtime_visible_type_annotations_length,
+                               u1* runtime_invisible_type_annotations,
+                               int runtime_invisible_type_annotations_length,
+                               u1* annotation_default,
+                               int annotation_default_length,
+                               TRAPS);
+
  public:
   // Constructor
   ClassFileParser(ClassFileStream* st) { set_stream(st); }
--- a/src/share/vm/classfile/classLoaderData.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/classLoaderData.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2013, 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
@@ -50,11 +50,12 @@
 #include "classfile/classLoaderData.hpp"
 #include "classfile/classLoaderData.inline.hpp"
 #include "classfile/javaClasses.hpp"
+#include "classfile/metadataOnStackMark.hpp"
 #include "classfile/systemDictionary.hpp"
 #include "code/codeCache.hpp"
 #include "memory/metadataFactory.hpp"
 #include "memory/metaspaceShared.hpp"
-#include "prims/jvmtiRedefineClasses.hpp"
+#include "memory/oopFactory.hpp"
 #include "runtime/jniHandles.hpp"
 #include "runtime/mutex.hpp"
 #include "runtime/safepoint.hpp"
@@ -318,6 +319,7 @@
 }
 
 Metaspace* ClassLoaderData::metaspace_non_null() {
+  assert(!DumpSharedSpaces, "wrong metaspace!");
   // If the metaspace has not been allocated, create a new one.  Might want
   // to create smaller arena for Reflection class loaders also.
   // The reason for the delayed allocation is because some class loaders are
@@ -722,13 +724,13 @@
   }
   MetaspaceAux::dump(out);
 }
+#endif // PRODUCT
 
 void ClassLoaderData::print_value_on(outputStream* out) const {
   if (class_loader() == NULL) {
-    out->print_cr("NULL class_loader");
+    out->print("NULL class_loader");
   } else {
     out->print("class loader "PTR_FORMAT, this);
     class_loader()->print_value_on(out);
   }
 }
-#endif // PRODUCT
--- a/src/share/vm/classfile/classLoaderData.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/classLoaderData.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2013, 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
@@ -220,7 +220,7 @@
   void set_jmethod_ids(JNIMethodBlock* new_block)  { _jmethod_ids = new_block; }
 
   void print_value() { print_value_on(tty); }
-  void print_value_on(outputStream* out) const PRODUCT_RETURN;
+  void print_value_on(outputStream* out) const;
   void dump(outputStream * const out) PRODUCT_RETURN;
   void verify();
   const char* loader_name();
--- a/src/share/vm/classfile/defaultMethods.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/defaultMethods.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2012, 2013, 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
@@ -1146,9 +1146,10 @@
 
   address code_start = static_cast<address>(bytecodes->adr_at(0));
   int code_length = bytecodes->length();
+  InlineTableSizes sizes;
 
   Method* m = Method::allocate(cp->pool_holder()->class_loader_data(),
-                               code_length, flags, 0, 0, 0, 0, 0, 0,
+                               code_length, flags, &sizes,
                                mt, CHECK_NULL);
 
   m->set_constants(NULL); // This will get filled in later
@@ -1285,31 +1286,15 @@
 
   enum { ANNOTATIONS, PARAMETERS, DEFAULTS, NUM_ARRAYS };
 
-  Array<AnnotationArray*>* original_annots[NUM_ARRAYS];
-
   Array<Method*>* original_methods = klass->methods();
-  Annotations* annots = klass->annotations();
-  original_annots[ANNOTATIONS] = annots->methods_annotations();
-  original_annots[PARAMETERS]  = annots->methods_parameter_annotations();
-  original_annots[DEFAULTS]    = annots->methods_default_annotations();
-
   Array<int>* original_ordering = klass->method_ordering();
   Array<int>* merged_ordering = Universe::the_empty_int_array();
 
   int new_size = klass->methods()->length() + new_methods->length();
 
-  Array<AnnotationArray*>* merged_annots[NUM_ARRAYS];
-
   Array<Method*>* merged_methods = MetadataFactory::new_array<Method*>(
       klass->class_loader_data(), new_size, NULL, CHECK);
-  for (int i = 0; i < NUM_ARRAYS; ++i) {
-    if (original_annots[i] != NULL) {
-      merged_annots[i] = MetadataFactory::new_array<AnnotationArray*>(
-          klass->class_loader_data(), new_size, CHECK);
-    } else {
-      merged_annots[i] = NULL;
-    }
-  }
+
   if (original_ordering != NULL && original_ordering->length() > 0) {
     merged_ordering = MetadataFactory::new_array<int>(
         klass->class_loader_data(), new_size, CHECK);
@@ -1336,12 +1321,6 @@
         (new_method == NULL || orig_method->name() < new_method->name())) {
       merged_methods->at_put(i, orig_method);
       original_methods->at_put(orig_idx, NULL);
-      for (int j = 0; j < NUM_ARRAYS; ++j) {
-        if (merged_annots[j] != NULL) {
-          merged_annots[j]->at_put(i, original_annots[j]->at(orig_idx));
-          original_annots[j]->at_put(orig_idx, NULL);
-        }
-      }
       if (merged_ordering->length() > 0) {
         merged_ordering->at_put(i, original_ordering->at(orig_idx));
       }
@@ -1370,15 +1349,9 @@
 
   // Replace klass methods with new merged lists
   klass->set_methods(merged_methods);
-  annots->set_methods_annotations(merged_annots[ANNOTATIONS]);
-  annots->set_methods_parameter_annotations(merged_annots[PARAMETERS]);
-  annots->set_methods_default_annotations(merged_annots[DEFAULTS]);
 
   ClassLoaderData* cld = klass->class_loader_data();
   MetadataFactory::free_array(cld, original_methods);
-  for (int i = 0; i < NUM_ARRAYS; ++i) {
-    MetadataFactory::free_array(cld, original_annots[i]);
-  }
   if (original_ordering->length() > 0) {
     klass->set_method_ordering(merged_ordering);
     MetadataFactory::free_array(cld, original_ordering);
@@ -1499,7 +1472,7 @@
   Array<Method*>* methods = klass->methods();
   for (int i = 0; i < methods->length(); ++i) {
     Method* specimen = methods->at(i);
-    if (specimen->is_public() && 
+    if (specimen->is_public() &&
         !specimen->is_overpass() && !specimen->is_static() &&
         specimen->name() != vmSymbols::object_initializer_name()) {
 #ifndef PRODUCT
@@ -1521,4 +1494,3 @@
     tty->print_cr("Bridge processing complete");
   }
 }
-
--- a/src/share/vm/classfile/javaClasses.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/javaClasses.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -687,19 +687,6 @@
 }
 
 
-Method* java_lang_Class::resolved_constructor(oop java_class) {
-  Metadata* constructor = java_class->metadata_field(_resolved_constructor_offset);
-  assert(constructor == NULL || constructor->is_method(), "should be method");
-  return ((Method*)constructor);
-}
-
-
-void java_lang_Class::set_resolved_constructor(oop java_class, Method* constructor) {
-  assert(constructor->is_method(), "should be method");
-  java_class->metadata_field_put(_resolved_constructor_offset, constructor);
-}
-
-
 bool java_lang_Class::is_primitive(oop java_class) {
   // should assert:
   //assert(java_lang_Class::is_instance(java_class), "must be a Class object");
@@ -924,7 +911,6 @@
 // Write the thread status value to threadStatus field in java.lang.Thread java class.
 void java_lang_Thread::set_thread_status(oop java_thread,
                                          java_lang_Thread::ThreadStatus status) {
-  assert(JavaThread::current()->thread_state() == _thread_in_vm, "Java Thread is not running in vm");
   // The threadStatus is only present starting in 1.5
   if (_thread_status_offset > 0) {
     java_thread->int_field_put(_thread_status_offset, status);
@@ -1158,179 +1144,43 @@
   }
 }
 
-// Print stack trace element to resource allocated buffer
-char* java_lang_Throwable::print_stack_element_to_buffer(Method* method, int bci) {
-  // Get strings and string lengths
-  InstanceKlass* klass = method->method_holder();
-  const char* klass_name  = klass->external_name();
-  int buf_len = (int)strlen(klass_name);
-  char* source_file_name;
-  if (klass->source_file_name() == NULL) {
-    source_file_name = NULL;
+// After this many redefines, the stack trace is unreliable.
+const int MAX_VERSION = USHRT_MAX;
+
+// Helper backtrace functions to store bci|version together.
+static inline int merge_bci_and_version(int bci, int version) {
+  // only store u2 for version, checking for overflow.
+  if (version > USHRT_MAX || version < 0) version = MAX_VERSION;
+  assert((jushort)bci == bci, "bci should be short");
+  return build_int_from_shorts(version, bci);
+}
+
+static inline int bci_at(unsigned int merged) {
+  return extract_high_short_from_int(merged);
+}
+static inline int version_at(unsigned int merged) {
+  return extract_low_short_from_int(merged);
+}
+
+static inline bool version_matches(Method* method, int version) {
+  return (method->constants()->version() == version && version < MAX_VERSION);
+}
+
+static inline int get_line_number(Method* method, int bci) {
+  int line_number = 0;
+  if (method->is_native()) {
+    // Negative value different from -1 below, enabling Java code in
+    // class java.lang.StackTraceElement to distinguish "native" from
+    // "no LineNumberTable".  JDK tests for -2.
+    line_number = -2;
   } else {
-    source_file_name = klass->source_file_name()->as_C_string();
-    buf_len += (int)strlen(source_file_name);
-  }
-  char* method_name = method->name()->as_C_string();
-  buf_len += (int)strlen(method_name);
-
-  // Allocate temporary buffer with extra space for formatting and line number
-  char* buf = NEW_RESOURCE_ARRAY(char, buf_len + 64);
-
-  // Print stack trace line in buffer
-  sprintf(buf, "\tat %s.%s", klass_name, method_name);
-  if (method->is_native()) {
-    strcat(buf, "(Native Method)");
-  } else {
-    int line_number = method->line_number_from_bci(bci);
-    if (source_file_name != NULL && (line_number != -1)) {
-      // Sourcename and linenumber
-      sprintf(buf + (int)strlen(buf), "(%s:%d)", source_file_name, line_number);
-    } else if (source_file_name != NULL) {
-      // Just sourcename
-      sprintf(buf + (int)strlen(buf), "(%s)", source_file_name);
-    } else {
-      // Neither soucename and linenumber
-      sprintf(buf + (int)strlen(buf), "(Unknown Source)");
-    }
-    nmethod* nm = method->code();
-    if (WizardMode && nm != NULL) {
-      sprintf(buf + (int)strlen(buf), "(nmethod " INTPTR_FORMAT ")", (intptr_t)nm);
+    // Returns -1 if no LineNumberTable, and otherwise actual line number
+    line_number = method->line_number_from_bci(bci);
+    if (line_number == -1 && ShowHiddenFrames) {
+      line_number = bci + 1000000;
     }
   }
-
-  return buf;
-}
-
-
-void java_lang_Throwable::print_stack_element(Handle stream, Method* method, int bci) {
-  ResourceMark rm;
-  char* buf = print_stack_element_to_buffer(method, bci);
-  print_to_stream(stream, buf);
-}
-
-void java_lang_Throwable::print_stack_element(outputStream *st, Method* method, int bci) {
-  ResourceMark rm;
-  char* buf = print_stack_element_to_buffer(method, bci);
-  st->print_cr("%s", buf);
-}
-
-void java_lang_Throwable::print_to_stream(Handle stream, const char* str) {
-  if (stream.is_null()) {
-    tty->print_cr("%s", str);
-  } else {
-    EXCEPTION_MARK;
-    JavaValue result(T_VOID);
-    Handle arg (THREAD, oopFactory::new_charArray(str, THREAD));
-    if (!HAS_PENDING_EXCEPTION) {
-      JavaCalls::call_virtual(&result,
-                              stream,
-                              KlassHandle(THREAD, stream->klass()),
-                              vmSymbols::println_name(),
-                              vmSymbols::char_array_void_signature(),
-                              arg,
-                              THREAD);
-    }
-    // Ignore any exceptions. we are in the middle of exception handling. Same as classic VM.
-    if (HAS_PENDING_EXCEPTION) CLEAR_PENDING_EXCEPTION;
-  }
-
-}
-
-
-const char* java_lang_Throwable::no_stack_trace_message() {
-  return "\t<<no stack trace available>>";
-}
-
-
-// Currently used only for exceptions occurring during startup
-void java_lang_Throwable::print_stack_trace(oop throwable, outputStream* st) {
-  Thread *THREAD = Thread::current();
-  Handle h_throwable(THREAD, throwable);
-  while (h_throwable.not_null()) {
-    objArrayHandle result (THREAD, objArrayOop(backtrace(h_throwable())));
-    if (result.is_null()) {
-      st->print_cr(no_stack_trace_message());
-      return;
-    }
-
-    while (result.not_null()) {
-      typeArrayHandle methods (THREAD,
-                               typeArrayOop(result->obj_at(trace_methods_offset)));
-      typeArrayHandle bcis (THREAD,
-                            typeArrayOop(result->obj_at(trace_bcis_offset)));
-
-      if (methods.is_null() || bcis.is_null()) {
-        st->print_cr(no_stack_trace_message());
-        return;
-      }
-
-      int length = methods()->length();
-      for (int index = 0; index < length; index++) {
-        Method* method = ((Method*)methods()->metadata_at(index));
-        if (method == NULL) goto handle_cause;
-        int bci = bcis->ushort_at(index);
-        print_stack_element(st, method, bci);
-      }
-      result = objArrayHandle(THREAD, objArrayOop(result->obj_at(trace_next_offset)));
-    }
-  handle_cause:
-    {
-      EXCEPTION_MARK;
-      JavaValue result(T_OBJECT);
-      JavaCalls::call_virtual(&result,
-                              h_throwable,
-                              KlassHandle(THREAD, h_throwable->klass()),
-                              vmSymbols::getCause_name(),
-                              vmSymbols::void_throwable_signature(),
-                              THREAD);
-      // Ignore any exceptions. we are in the middle of exception handling. Same as classic VM.
-      if (HAS_PENDING_EXCEPTION) {
-        CLEAR_PENDING_EXCEPTION;
-        h_throwable = Handle();
-      } else {
-        h_throwable = Handle(THREAD, (oop) result.get_jobject());
-        if (h_throwable.not_null()) {
-          st->print("Caused by: ");
-          print(h_throwable, st);
-          st->cr();
-        }
-      }
-    }
-  }
-}
-
-
-void java_lang_Throwable::print_stack_trace(oop throwable, oop print_stream) {
-  // Note: this is no longer used in Merlin, but we support it for compatibility.
-  Thread *thread = Thread::current();
-  Handle stream(thread, print_stream);
-  objArrayHandle result (thread, objArrayOop(backtrace(throwable)));
-  if (result.is_null()) {
-    print_to_stream(stream, no_stack_trace_message());
-    return;
-  }
-
-  while (result.not_null()) {
-    typeArrayHandle methods(thread,
-                            typeArrayOop(result->obj_at(trace_methods_offset)));
-    typeArrayHandle bcis (thread,
-                          typeArrayOop(result->obj_at(trace_bcis_offset)));
-
-    if (methods.is_null() || bcis.is_null()) {
-      print_to_stream(stream, no_stack_trace_message());
-      return;
-    }
-
-    int length = methods()->length();
-    for (int index = 0; index < length; index++) {
-      Method* method = ((Method*)methods()->metadata_at(index));
-      if (method == NULL) return;
-      int bci = bcis->ushort_at(index);
-      print_stack_element(stream, method, bci);
-    }
-    result = objArrayHandle(thread, objArrayOop(result->obj_at(trace_next_offset)));
-  }
+  return line_number;
 }
 
 // This class provides a simple wrapper over the internal structure of
@@ -1350,13 +1200,30 @@
 
   enum {
     trace_methods_offset = java_lang_Throwable::trace_methods_offset,
-    trace_bcis_offset    = java_lang_Throwable::trace_bcis_offset,
+    trace_bcis_offset = java_lang_Throwable::trace_bcis_offset,
     trace_mirrors_offset = java_lang_Throwable::trace_mirrors_offset,
     trace_next_offset    = java_lang_Throwable::trace_next_offset,
     trace_size           = java_lang_Throwable::trace_size,
     trace_chunk_size     = java_lang_Throwable::trace_chunk_size
   };
 
+  // get info out of chunks
+  static typeArrayOop get_methods(objArrayHandle chunk) {
+    typeArrayOop methods = typeArrayOop(chunk->obj_at(trace_methods_offset));
+    assert(methods != NULL, "method array should be initialized in backtrace");
+    return methods;
+  }
+  static typeArrayOop get_bcis(objArrayHandle chunk) {
+    typeArrayOop bcis = typeArrayOop(chunk->obj_at(trace_bcis_offset));
+    assert(bcis != NULL, "bci array should be initialized in backtrace");
+    return bcis;
+  }
+  static objArrayOop get_mirrors(objArrayHandle chunk) {
+    objArrayOop mirrors = objArrayOop(chunk->obj_at(trace_mirrors_offset));
+    assert(mirrors != NULL, "mirror array should be initialized in backtrace");
+    return mirrors;
+  }
+
   // constructor for new backtrace
   BacktraceBuilder(TRAPS): _methods(NULL), _bcis(NULL), _head(NULL), _mirrors(NULL) {
     expand(CHECK);
@@ -1364,6 +1231,19 @@
     _index = 0;
   }
 
+  BacktraceBuilder(objArrayHandle backtrace) {
+    _methods = get_methods(backtrace);
+    _bcis = get_bcis(backtrace);
+    _mirrors = get_mirrors(backtrace);
+    assert(_methods->length() == _bcis->length() &&
+           _methods->length() == _mirrors->length(),
+           "method and source information arrays should match");
+
+    // head is the preallocated backtrace
+    _backtrace = _head = backtrace();
+    _index = 0;
+  }
+
   void expand(TRAPS) {
     objArrayHandle old_head(THREAD, _head);
     Pause_No_Safepoint_Verifier pnsv(&_nsv);
@@ -1371,10 +1251,10 @@
     objArrayOop head = oopFactory::new_objectArray(trace_size, CHECK);
     objArrayHandle new_head(THREAD, head);
 
-    typeArrayOop methods = oopFactory::new_metaDataArray(trace_chunk_size, CHECK);
+    typeArrayOop methods = oopFactory::new_shortArray(trace_chunk_size, CHECK);
     typeArrayHandle new_methods(THREAD, methods);
 
-    typeArrayOop bcis = oopFactory::new_shortArray(trace_chunk_size, CHECK);
+    typeArrayOop bcis = oopFactory::new_intArray(trace_chunk_size, CHECK);
     typeArrayHandle new_bcis(THREAD, bcis);
 
     objArrayOop mirrors = oopFactory::new_objectArray(trace_chunk_size, CHECK);
@@ -1389,7 +1269,7 @@
 
     _head    = new_head();
     _methods = new_methods();
-    _bcis    = new_bcis();
+    _bcis = new_bcis();
     _mirrors = new_mirrors();
     _index = 0;
   }
@@ -1403,7 +1283,6 @@
     // shorts.  The later line number lookup would just smear the -1
     // to a 0 even if it could be recorded.
     if (bci == SynchronizationEntryBCI) bci = 0;
-    assert(bci == (jushort)bci, "doesn't fit");
 
     if (_index >= trace_chunk_size) {
       methodHandle mhandle(THREAD, method);
@@ -1411,26 +1290,148 @@
       method = mhandle();
     }
 
-    _methods->metadata_at_put(_index, method);
-    _bcis->ushort_at_put(_index, bci);
-    // we need to save the mirrors in the backtrace to keep the methods from
-    // being unloaded if their class loader is unloaded while we still have
-    // this stack trace.
+    _methods->short_at_put(_index, method->method_idnum());
+    _bcis->int_at_put(_index, merge_bci_and_version(bci, method->constants()->version()));
+
+    // We need to save the mirrors in the backtrace to keep the class
+    // from being unloaded while we still have this stack trace.
+    assert(method->method_holder()->java_mirror() != NULL, "never push null for mirror");
     _mirrors->obj_at_put(_index, method->method_holder()->java_mirror());
     _index++;
   }
 
-  Method* current_method() {
-    assert(_index >= 0 && _index < trace_chunk_size, "out of range");
-    return ((Method*)_methods->metadata_at(_index));
+};
+
+// Print stack trace element to resource allocated buffer
+char* java_lang_Throwable::print_stack_element_to_buffer(Handle mirror,
+                                  int method_id, int version, int bci) {
+
+  // Get strings and string lengths
+  InstanceKlass* holder = InstanceKlass::cast(java_lang_Class::as_Klass(mirror()));
+  const char* klass_name  = holder->external_name();
+  int buf_len = (int)strlen(klass_name);
+
+  // pushing to the stack trace added one.
+  Method* method = holder->method_with_idnum(method_id);
+  char* method_name = method->name()->as_C_string();
+  buf_len += (int)strlen(method_name);
+
+  char* source_file_name = NULL;
+  if (version_matches(method, version)) {
+    Symbol* source = holder->source_file_name();
+    if (source != NULL) {
+      source_file_name = source->as_C_string();
+      buf_len += (int)strlen(source_file_name);
+    }
   }
 
-  jushort current_bci() {
-    assert(_index >= 0 && _index < trace_chunk_size, "out of range");
-    return _bcis->ushort_at(_index);
+  // Allocate temporary buffer with extra space for formatting and line number
+  char* buf = NEW_RESOURCE_ARRAY(char, buf_len + 64);
+
+  // Print stack trace line in buffer
+  sprintf(buf, "\tat %s.%s", klass_name, method_name);
+
+  if (!version_matches(method, version)) {
+    strcat(buf, "(Redefined)");
+  } else {
+    int line_number = get_line_number(method, bci);
+    if (line_number == -2) {
+      strcat(buf, "(Native Method)");
+    } else {
+      if (source_file_name != NULL && (line_number != -1)) {
+        // Sourcename and linenumber
+        sprintf(buf + (int)strlen(buf), "(%s:%d)", source_file_name, line_number);
+      } else if (source_file_name != NULL) {
+        // Just sourcename
+        sprintf(buf + (int)strlen(buf), "(%s)", source_file_name);
+      } else {
+        // Neither sourcename nor linenumber
+        sprintf(buf + (int)strlen(buf), "(Unknown Source)");
+      }
+      nmethod* nm = method->code();
+      if (WizardMode && nm != NULL) {
+        sprintf(buf + (int)strlen(buf), "(nmethod " INTPTR_FORMAT ")", (intptr_t)nm);
+      }
+    }
   }
-};
-
+
+  return buf;
+}
+
+void java_lang_Throwable::print_stack_element(outputStream *st, Handle mirror,
+                                              int method_id, int version, int bci) {
+  ResourceMark rm;
+  char* buf = print_stack_element_to_buffer(mirror, method_id, version, bci);
+  st->print_cr("%s", buf);
+}
+
+void java_lang_Throwable::print_stack_element(outputStream *st, methodHandle method, int bci) {
+  Handle mirror = method->method_holder()->java_mirror();
+  int method_id = method->method_idnum();
+  int version = method->constants()->version();
+  print_stack_element(st, mirror, method_id, version, bci);
+}
+
+const char* java_lang_Throwable::no_stack_trace_message() {
+  return "\t<<no stack trace available>>";
+}
+
+
+// Currently used only for exceptions occurring during startup
+void java_lang_Throwable::print_stack_trace(oop throwable, outputStream* st) {
+  Thread *THREAD = Thread::current();
+  Handle h_throwable(THREAD, throwable);
+  while (h_throwable.not_null()) {
+    objArrayHandle result (THREAD, objArrayOop(backtrace(h_throwable())));
+    if (result.is_null()) {
+      st->print_cr(no_stack_trace_message());
+      return;
+    }
+
+    while (result.not_null()) {
+
+      // Get method id, bci, version and mirror from chunk
+      typeArrayHandle methods (THREAD, BacktraceBuilder::get_methods(result));
+      typeArrayHandle bcis (THREAD, BacktraceBuilder::get_bcis(result));
+      objArrayHandle mirrors (THREAD, BacktraceBuilder::get_mirrors(result));
+
+      int length = methods()->length();
+      for (int index = 0; index < length; index++) {
+        Handle mirror(THREAD, mirrors->obj_at(index));
+        // NULL mirror means end of stack trace
+        if (mirror.is_null()) goto handle_cause;
+        int method = methods->short_at(index);
+        int version = version_at(bcis->int_at(index));
+        int bci = bci_at(bcis->int_at(index));
+        print_stack_element(st, mirror, method, version, bci);
+      }
+      result = objArrayHandle(THREAD, objArrayOop(result->obj_at(trace_next_offset)));
+    }
+  handle_cause:
+    {
+      EXCEPTION_MARK;
+      JavaValue cause(T_OBJECT);
+      JavaCalls::call_virtual(&cause,
+                              h_throwable,
+                              KlassHandle(THREAD, h_throwable->klass()),
+                              vmSymbols::getCause_name(),
+                              vmSymbols::void_throwable_signature(),
+                              THREAD);
+      // Ignore any exceptions. we are in the middle of exception handling. Same as classic VM.
+      if (HAS_PENDING_EXCEPTION) {
+        CLEAR_PENDING_EXCEPTION;
+        h_throwable = Handle();
+      } else {
+        h_throwable = Handle(THREAD, (oop) cause.get_jobject());
+        if (h_throwable.not_null()) {
+          st->print("Caused by: ");
+          print(h_throwable, st);
+          st->cr();
+        }
+      }
+    }
+  }
+}
 
 void java_lang_Throwable::fill_in_stack_trace(Handle throwable, methodHandle method, TRAPS) {
   if (!StackTraceInThrowable) return;
@@ -1591,21 +1592,8 @@
 
   // No-op if stack trace is disabled
   if (!StackTraceInThrowable) return;
-
-  objArrayOop h_oop = oopFactory::new_objectArray(trace_size, CHECK);
-  objArrayHandle backtrace  (THREAD, h_oop);
-  typeArrayOop m_oop = oopFactory::new_metaDataArray(trace_chunk_size, CHECK);
-  typeArrayHandle methods (THREAD, m_oop);
-  typeArrayOop b = oopFactory::new_shortArray(trace_chunk_size, CHECK);
-  typeArrayHandle bcis(THREAD, b);
-  objArrayOop mirror_oop = oopFactory::new_objectArray(trace_chunk_size, CHECK);
-  objArrayHandle mirrors (THREAD, mirror_oop);
-
-  // backtrace has space for one chunk (next is NULL)
-  backtrace->obj_at_put(trace_methods_offset, methods());
-  backtrace->obj_at_put(trace_bcis_offset, bcis());
-  backtrace->obj_at_put(trace_mirrors_offset, mirrors());
-  set_backtrace(throwable(), backtrace());
+  BacktraceBuilder bt(CHECK);   // creates a backtrace
+  set_backtrace(throwable(), bt.backtrace());
 }
 
 
@@ -1617,48 +1605,26 @@
 
   assert(throwable->is_a(SystemDictionary::Throwable_klass()), "sanity check");
 
-  objArrayOop backtrace = (objArrayOop)java_lang_Throwable::backtrace(throwable());
-  assert(backtrace != NULL, "backtrace not preallocated");
-
-  oop m = backtrace->obj_at(trace_methods_offset);
-  typeArrayOop methods = typeArrayOop(m);
-  assert(methods != NULL && methods->length() > 0, "method array not preallocated");
-
-  oop b = backtrace->obj_at(trace_bcis_offset);
-  typeArrayOop bcis = typeArrayOop(b);
-  assert(bcis != NULL, "bci array not preallocated");
-
-  oop mr = backtrace->obj_at(trace_mirrors_offset);
-  objArrayOop mirrors = objArrayOop(mr);
-  assert(mirrors != NULL, "bci array not preallocated");
-
-  assert(methods->length() == bcis->length() &&
-         methods->length() == mirrors->length(),
-         "method and bci arrays should match");
-
-  JavaThread* thread = JavaThread::current();
-  ResourceMark rm(thread);
-  vframeStream st(thread);
+  JavaThread* THREAD = JavaThread::current();
+
+  objArrayHandle backtrace (THREAD, (objArrayOop)java_lang_Throwable::backtrace(throwable()));
+  assert(backtrace.not_null(), "backtrace should have been preallocated");
+
+  ResourceMark rm(THREAD);
+  vframeStream st(THREAD);
+
+  BacktraceBuilder bt(backtrace);
 
   // Unlike fill_in_stack_trace we do not skip fillInStackTrace or throwable init
   // methods as preallocated errors aren't created by "java" code.
 
   // fill in as much stack trace as possible
+  typeArrayOop methods = BacktraceBuilder::get_methods(backtrace);
   int max_chunks = MIN2(methods->length(), (int)MaxJavaStackTraceDepth);
   int chunk_count = 0;
 
   for (;!st.at_end(); st.next()) {
-    // Add entry and smear the -1 bci to 0 since the array only holds
-    // unsigned shorts.  The later line number lookup would just smear
-    // the -1 to a 0 even if it could be recorded.
-    int bci = st.bci();
-    if (bci == SynchronizationEntryBCI) bci = 0;
-    assert(bci == (jushort)bci, "doesn't fit");
-    bcis->ushort_at_put(chunk_count, bci);
-    methods->metadata_at_put(chunk_count, st.method());
-    mirrors->obj_at_put(chunk_count,
-                   st.method()->method_holder()->java_mirror());
-
+    bt.push(st.method(), st.bci(), CHECK);
     chunk_count++;
 
     // Bail-out for deep stacks
@@ -1672,7 +1638,6 @@
       java_lang_Throwable::set_stacktrace(throwable(), java_lang_Throwable::unassigned_stacktrace());
       assert(java_lang_Throwable::unassigned_stacktrace() != NULL, "not initialized");
   }
-
 }
 
 
@@ -1691,12 +1656,12 @@
       chunk = next;
     }
     assert(chunk != NULL && chunk->obj_at(trace_next_offset) == NULL, "sanity check");
-    // Count element in remaining partial chunk
-    typeArrayOop methods = typeArrayOop(chunk->obj_at(trace_methods_offset));
-    typeArrayOop bcis = typeArrayOop(chunk->obj_at(trace_bcis_offset));
-    assert(methods != NULL && bcis != NULL, "sanity check");
-    for (int i = 0; i < methods->length(); i++) {
-      if (methods->metadata_at(i) == NULL) break;
+    // Count element in remaining partial chunk.  NULL value for mirror
+    // marks the end of the stack trace elements that are saved.
+    objArrayOop mirrors = BacktraceBuilder::get_mirrors(chunk);
+    assert(mirrors != NULL, "sanity check");
+    for (int i = 0; i < mirrors->length(); i++) {
+      if (mirrors->obj_at(i) == NULL) break;
       depth++;
     }
   }
@@ -1722,25 +1687,28 @@
   if (chunk == NULL) {
     THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL);
   }
-  // Get method,bci from chunk
-  typeArrayOop methods = typeArrayOop(chunk->obj_at(trace_methods_offset));
-  typeArrayOop bcis = typeArrayOop(chunk->obj_at(trace_bcis_offset));
-  assert(methods != NULL && bcis != NULL, "sanity check");
-  methodHandle method(THREAD, ((Method*)methods->metadata_at(chunk_index)));
-  int bci = bcis->ushort_at(chunk_index);
+  // Get method id, bci, version and mirror from chunk
+  typeArrayOop methods = BacktraceBuilder::get_methods(chunk);
+  typeArrayOop bcis = BacktraceBuilder::get_bcis(chunk);
+  objArrayOop mirrors = BacktraceBuilder::get_mirrors(chunk);
+
+  assert(methods != NULL && bcis != NULL && mirrors != NULL, "sanity check");
+
+  int method = methods->short_at(chunk_index);
+  int version = version_at(bcis->int_at(chunk_index));
+  int bci = bci_at(bcis->int_at(chunk_index));
+  Handle mirror(THREAD, mirrors->obj_at(chunk_index));
+
   // Chunk can be partial full
-  if (method.is_null()) {
+  if (mirror.is_null()) {
     THROW_(vmSymbols::java_lang_IndexOutOfBoundsException(), NULL);
   }
 
-  oop element = java_lang_StackTraceElement::create(method, bci, CHECK_0);
+  oop element = java_lang_StackTraceElement::create(mirror, method, version, bci, CHECK_0);
   return element;
 }
 
-oop java_lang_StackTraceElement::create(methodHandle method, int bci, TRAPS) {
-  // SystemDictionary::stackTraceElement_klass() will be null for pre-1.4 JDKs
-  assert(JDK_Version::is_gte_jdk14x_version(), "should only be called in >= 1.4");
-
+oop java_lang_StackTraceElement::create(Handle mirror, int method_id, int version, int bci, TRAPS) {
   // Allocate java.lang.StackTraceElement instance
   Klass* k = SystemDictionary::StackTraceElement_klass();
   assert(k != NULL, "must be loaded in 1.4+");
@@ -1752,37 +1720,39 @@
   Handle element = ik->allocate_instance_handle(CHECK_0);
   // Fill in class name
   ResourceMark rm(THREAD);
-  const char* str = method->method_holder()->external_name();
+  InstanceKlass* holder = InstanceKlass::cast(java_lang_Class::as_Klass(mirror()));
+  const char* str = holder->external_name();
   oop classname = StringTable::intern((char*) str, CHECK_0);
   java_lang_StackTraceElement::set_declaringClass(element(), classname);
+
   // Fill in method name
+  Method* method = holder->method_with_idnum(method_id);
   oop methodname = StringTable::intern(method->name(), CHECK_0);
   java_lang_StackTraceElement::set_methodName(element(), methodname);
-  // Fill in source file name
-  Symbol* source = method->method_holder()->source_file_name();
-  if (ShowHiddenFrames && source == NULL)
-    source = vmSymbols::unknown_class_name();
-  oop filename = StringTable::intern(source, CHECK_0);
-  java_lang_StackTraceElement::set_fileName(element(), filename);
-  // File in source line number
-  int line_number;
-  if (method->is_native()) {
-    // Negative value different from -1 below, enabling Java code in
-    // class java.lang.StackTraceElement to distinguish "native" from
-    // "no LineNumberTable".
-    line_number = -2;
+
+  if (!version_matches(method, version)) {
+    // The method was redefined, accurate line number information isn't available
+    java_lang_StackTraceElement::set_fileName(element(), NULL);
+    java_lang_StackTraceElement::set_lineNumber(element(), -1);
   } else {
-    // Returns -1 if no LineNumberTable, and otherwise actual line number
-    line_number = method->line_number_from_bci(bci);
-    if (line_number == -1 && ShowHiddenFrames) {
-      line_number = bci + 1000000;
-    }
+    // Fill in source file name and line number.
+    Symbol* source = holder->source_file_name();
+    if (ShowHiddenFrames && source == NULL)
+      source = vmSymbols::unknown_class_name();
+    oop filename = StringTable::intern(source, CHECK_0);
+    java_lang_StackTraceElement::set_fileName(element(), filename);
+
+    int line_number = get_line_number(method, bci);
+    java_lang_StackTraceElement::set_lineNumber(element(), line_number);
   }
-  java_lang_StackTraceElement::set_lineNumber(element(), line_number);
-
   return element();
 }
 
+oop java_lang_StackTraceElement::create(methodHandle method, int bci, TRAPS) {
+  Handle mirror (THREAD, method->method_holder()->java_mirror());
+  int method_id = method->method_idnum();
+  return create(mirror, method_id, method->constants()->version(), bci, THREAD);
+}
 
 void java_lang_reflect_AccessibleObject::compute_offsets() {
   Klass* k = SystemDictionary::reflect_AccessibleObject_klass();
@@ -2949,7 +2919,6 @@
 
 int java_lang_Class::_klass_offset;
 int java_lang_Class::_array_klass_offset;
-int java_lang_Class::_resolved_constructor_offset;
 int java_lang_Class::_oop_size_offset;
 int java_lang_Class::_static_oop_field_count_offset;
 GrowableArray<Klass*>* java_lang_Class::_fixup_mirror_list = NULL;
@@ -3303,7 +3272,6 @@
   // Fake fields
   // CHECK_OFFSET("java/lang/Class", java_lang_Class, klass); // %%% this needs to be checked
   // CHECK_OFFSET("java/lang/Class", java_lang_Class, array_klass); // %%% this needs to be checked
-  // CHECK_OFFSET("java/lang/Class", java_lang_Class, resolved_constructor); // %%% this needs to be checked
 
   // java.lang.Throwable
 
--- a/src/share/vm/classfile/javaClasses.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/javaClasses.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -206,7 +206,6 @@
 
 #define CLASS_INJECTED_FIELDS(macro)                                       \
   macro(java_lang_Class, klass,                  intptr_signature,  false) \
-  macro(java_lang_Class, resolved_constructor,   intptr_signature,  false) \
   macro(java_lang_Class, array_klass,            intptr_signature,  false) \
   macro(java_lang_Class, oop_size,               int_signature,     false) \
   macro(java_lang_Class, static_oop_field_count, int_signature,     false)
@@ -218,7 +217,6 @@
   // The fake offsets are added by the class loader when java.lang.Class is loaded
 
   static int _klass_offset;
-  static int _resolved_constructor_offset;
   static int _array_klass_offset;
 
   static int _oop_size_offset;
@@ -254,15 +252,11 @@
   static bool is_primitive(oop java_class);
   static BasicType primitive_type(oop java_class);
   static oop primitive_mirror(BasicType t);
-  // JVM_NewInstance support
-  static Method* resolved_constructor(oop java_class);
-  static void set_resolved_constructor(oop java_class, Method* constructor);
   // JVM_NewArray support
   static Klass* array_klass(oop java_class);
   static void set_array_klass(oop java_class, Klass* klass);
   // compiler support for class operations
   static int klass_offset_in_bytes()                { return _klass_offset; }
-  static int resolved_constructor_offset_in_bytes() { return _resolved_constructor_offset; }
   static int array_klass_offset_in_bytes()          { return _array_klass_offset; }
   // Support for classRedefinedCount field
   static int classRedefinedCount(oop the_class_mirror);
@@ -469,8 +463,7 @@
   static int static_unassigned_stacktrace_offset;
 
   // Printing
-  static char* print_stack_element_to_buffer(Method* method, int bci);
-  static void print_to_stream(Handle stream, const char* str);
+  static char* print_stack_element_to_buffer(Handle mirror, int method, int version, int bci);
   // StackTrace (programmatic access, new since 1.4)
   static void clear_stacktrace(oop throwable);
   // No stack trace available
@@ -490,12 +483,9 @@
   static oop message(oop throwable);
   static oop message(Handle throwable);
   static void set_message(oop throwable, oop value);
-  // Print stack trace stored in exception by call-back to Java
-  // Note: this is no longer used in Merlin, but we still suppport
-  // it for compatibility.
-  static void print_stack_trace(oop throwable, oop print_stream);
-  static void print_stack_element(Handle stream, Method* method, int bci);
-  static void print_stack_element(outputStream *st, Method* method, int bci);
+  static void print_stack_element(outputStream *st, Handle mirror, int method,
+                                  int version, int bci);
+  static void print_stack_element(outputStream *st, methodHandle method, int bci);
   static void print_stack_usage(Handle stream);
 
   // Allocate space for backtrace (created but stack trace not filled in)
@@ -1263,7 +1253,8 @@
   static void set_lineNumber(oop element, int value);
 
   // Create an instance of StackTraceElement
-  static oop create(methodHandle m, int bci, TRAPS);
+  static oop create(Handle mirror, int method, int version, int bci, TRAPS);
+  static oop create(methodHandle method, int bci, TRAPS);
 
   // Debugging
   friend class JavaClasses;
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/classfile/metadataOnStackMark.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2013, 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.
+ *
+ */
+
+#include "precompiled.hpp"
+#include "classfile/metadataOnStackMark.hpp"
+#include "code/codeCache.hpp"
+#include "compiler/compileBroker.hpp"
+#include "oops/metadata.hpp"
+#include "runtime/synchronizer.hpp"
+#include "runtime/thread.hpp"
+#include "utilities/growableArray.hpp"
+
+
+// Keep track of marked on-stack metadata so it can be cleared.
+GrowableArray<Metadata*>* _marked_objects = NULL;
+NOT_PRODUCT(bool MetadataOnStackMark::_is_active = false;)
+
+// Walk metadata on the stack and mark it so that redefinition doesn't delete
+// it.  Class unloading also walks the previous versions and might try to
+// delete it, so this class is used by class unloading also.
+MetadataOnStackMark::MetadataOnStackMark() {
+  assert(SafepointSynchronize::is_at_safepoint(), "sanity check");
+  NOT_PRODUCT(_is_active = true;)
+  if (_marked_objects == NULL) {
+    _marked_objects = new (ResourceObj::C_HEAP, mtClass) GrowableArray<Metadata*>(1000, true);
+  }
+  Threads::metadata_do(Metadata::mark_on_stack);
+  CodeCache::alive_nmethods_do(nmethod::mark_on_stack);
+  CompileBroker::mark_on_stack();
+}
+
+MetadataOnStackMark::~MetadataOnStackMark() {
+  assert(SafepointSynchronize::is_at_safepoint(), "sanity check");
+  // Unmark everything that was marked.   Can't do the same walk because
+  // redefine classes messes up the code cache so the set of methods
+  // might not be the same.
+  for (int i = 0; i< _marked_objects->length(); i++) {
+    _marked_objects->at(i)->set_on_stack(false);
+  }
+  _marked_objects->clear();   // reuse growable array for next time.
+  NOT_PRODUCT(_is_active = false;)
+}
+
+// Record which objects are marked so we can unmark the same objects.
+void MetadataOnStackMark::record(Metadata* m) {
+  assert(_is_active, "metadata on stack marking is active");
+  _marked_objects->push(m);
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/share/vm/classfile/metadataOnStackMark.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2013, 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.
+ *
+ */
+
+#ifndef SHARE_VM_CLASSFILE_METADATAONSTACKMARK_HPP
+#define SHARE_VM_CLASSFILE_METADATAONSTACKMARK_HPP
+
+#include "memory/allocation.hpp"
+
+class Metadata;
+
+// Helper class to mark and unmark metadata used on the stack as either handles
+// or executing methods, so that it can't be deleted during class redefinition
+// and class unloading.
+// This is also used for other things that can be deallocated, like class
+// metadata during parsing, relocated methods, and methods in backtraces.
+class MetadataOnStackMark : public StackObj {
+  NOT_PRODUCT(static bool _is_active;)
+ public:
+  MetadataOnStackMark();
+  ~MetadataOnStackMark();
+  static void record(Metadata* m);
+};
+
+#endif // SHARE_VM_CLASSFILE_METADATAONSTACKMARK_HPP
--- a/src/share/vm/classfile/placeholders.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/placeholders.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2013, 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
@@ -142,7 +142,7 @@
 }
 
 
-// placeholder used to track class loading internal states
+// placeholder is used to track class loading internal states
 // placeholder existence now for loading superclass/superinterface
 // superthreadQ tracks class circularity, while loading superclass/superinterface
 // loadInstanceThreadQ tracks load_instance_class calls
@@ -153,15 +153,17 @@
 // All claimants remove SeenThread after completing action
 // On removal: if definer and all queues empty, remove entry
 // Note: you can be in both placeholders and systemDictionary
-// see parse_stream for redefine classes
 // Therefore - must always check SD first
 // Ignores the case where entry is not found
 void PlaceholderTable::find_and_remove(int index, unsigned int hash,
-                       Symbol* name, ClassLoaderData* loader_data, Thread* thread) {
+                                       Symbol* name, ClassLoaderData* loader_data,
+                                       classloadAction action,
+                                       Thread* thread) {
     assert_locked_or_safepoint(SystemDictionary_lock);
     PlaceholderEntry *probe = get_entry(index, hash, name, loader_data);
     if (probe != NULL) {
-       // No other threads using this entry
+       probe->remove_seen_thread(thread, action);
+       // If no other threads using this entry, and this thread is not using this entry for other states
        if ((probe->superThreadQ() == NULL) && (probe->loadInstanceThreadQ() == NULL)
           && (probe->defineThreadQ() == NULL) && (probe->definer() == NULL)) {
          remove_entry(index, hash, name, loader_data);
--- a/src/share/vm/classfile/placeholders.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/placeholders.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2013, 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
@@ -82,7 +82,7 @@
  };
 
   // find_and_add returns probe pointer - old or new
-  // If no entry exists, add a placeholder entry and push SeenThread
+  // If no entry exists, add a placeholder entry and push SeenThread for classloadAction
   // If entry exists, reuse entry and push SeenThread for classloadAction
   PlaceholderEntry* find_and_add(int index, unsigned int hash,
                                  Symbol* name, ClassLoaderData* loader_data,
@@ -92,9 +92,11 @@
   void remove_entry(int index, unsigned int hash,
                     Symbol* name, ClassLoaderData* loader_data);
 
-// Remove placeholder information
+  // find_and_remove first removes SeenThread for classloadAction
+  // If all queues are empty and definer is null, remove the PlacheholderEntry completely
   void find_and_remove(int index, unsigned int hash,
-                       Symbol* name, ClassLoaderData* loader_data, Thread* thread);
+                       Symbol* name, ClassLoaderData* loader_data,
+                       classloadAction action, Thread* thread);
 
   // GC support.
   void classes_do(KlassClosure* f);
--- a/src/share/vm/classfile/stackMapFrame.hpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/stackMapFrame.hpp	Wed Feb 20 13:10:16 2013 -0800
@@ -178,7 +178,7 @@
 #ifdef DEBUG
     // Put bogus type to indicate it's no longer valid.
     if (_stack_mark != -1) {
-      for (int i = _stack_mark; i >= _stack_size; --i) {
+      for (int i = _stack_mark - 1; i >= _stack_size; --i) {
         _stack[i] = VerificationType::bogus_type();
       }
     }
--- a/src/share/vm/classfile/systemDictionary.cpp	Tue Jan 29 10:21:10 2013 -0800
+++ b/src/share/vm/classfile/systemDictionary.cpp	Wed Feb 20 13:10:16 2013 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2013, 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
@@ -172,7 +172,7 @@
       assert(klass_h() == NULL, "Should not have result with exception pending");
       Handle e(THREAD, PENDING_EXCEPTION);
       CLEAR_PENDING_EXCEPTION;
-      THROW_MSG_CAUSE_0(vmSymbols::java_lang_NoClassDefFoundError(), class_name->as_C_string(), e);
+      THROW_MSG_CAUSE_NULL(vmSymbols::java_lang_NoClassDefFoundError(), class_name->as_C_string(), e);
     } else {
       return NULL;
     }
@@ -181,9 +181,9 @@
   if (klass_h() == NULL) {
     ResourceMark rm(THREAD);
     if (throw_error) {
-      THROW_MSG_0(vmSymbols::java_lang_NoClassDefFoundError(), class_name->as_C_string());
+      THROW_MSG_NULL(vmSymbols::java_lang_NoClassDefFoundError(), class_name->as_C_string());
     } else {
-      THROW_MSG_0(vmSymbols::java_lang_ClassNotFoundException(), class_name->as_C_string());
+      THROW_MSG_NULL(vmSymbols::java_lang_ClassNotFoundException(), class_name->as_C_string());
     }
   }
   return (Klass*)klass_h();
@@ -353,29 +353,29 @@
   }
   if (throw_circularity_error) {
       ResourceMark rm(THREAD);
-      THROW_MSG_0(vmSymbols::java_lang_ClassCircularityError(), child_name->as_C_string());
+      THROW_MSG_NULL(vmSymbols::java_lang_ClassCircularityError(), child_name->as_C_string());
   }
 
 // java.lang.Object should have been found above
   assert(class_name != NULL, "null super class for resolving");
   // Resolve the super class or interface, check results on return
-  Klass* superk = NULL;
-  superk = SystemDictionary::resolve_or_null(class_name,
+  Klass* superk = SystemDictionary::resolve_or_null(class_name,
                                                  class_loader,
                                                  protection_domain,
                                                  THREAD);
 
   KlassHandle superk_h(THREAD, superk);
 
-  // Note: clean up of placeholders currently in callers of
-  // resolve_super_or_fail - either at update_dictionary time
-  // or on error
+  // Clean up of placeholders moved so that each classloadAction registrar self-cleans up
+  // It is no longer necessary to keep the placeholder table alive until update_dictionary
+  // or error. GC used to walk the placeholder table as strong roots.
+  // The instanceKlass is kept alive because the class loader is on the stack,
+  // which keeps the loader_data alive, as well as all instanceKlasses in
+  // the loader_data. parseClassFile adds the instanceKlass to loader_data.
   {
-  MutexLocker mu(SystemDictionary_lock, THREAD);
-   PlaceholderEntry* probe = placeholders()->get_entry(p_index, p_hash, child_name, loader_data);
-   if (probe != NULL) {
-      probe->remove_seen_thread(THREAD, PlaceholderTable::LOAD_SUPER);
-   }
+    MutexLocker mu(SystemDictionary_lock, THREAD);
+    placeholders()->find_and_remove(p_index, p_hash, child_name, loader_data, PlaceholderTable::LOAD_SUPER, THREAD);
+    SystemDictionary_lock->notify_all();
   }
   if (HAS_PENDING_EXCEPTION || superk_h() == NULL) {
     // can null superk
@@ -440,8 +440,8 @@
 
       // We're using a No_Safepoint_Verifier to catch any place where we
       // might potentially do a GC at all.
-      // SystemDictionary::do_unloading() asserts that classes are only
-      // unloaded at a safepoint.
+      // Dictionary::do_unloading() asserts that classes in SD are only
+      // unloaded at a safepoint. Anonymous classes are not in SD.
       No_Safepoint_Verifier nosafepoint;
       dictionary()->add_protection_domain(d_index, d_hash, klass, loader_data,
                                           protection_domain, THREAD);
@@ -496,7 +496,6 @@
 // super class loading here.
 // This also is critical in cases where the original thread gets stalled
 // even in non-circularity situations.
-// Note: only one thread can define the class, but multiple can resolve
 // Note: must call resolve_super_or_fail even if null super -
 // to force placeholder entry creation for this class for circularity detection
 // Caller must check for pending exception
@@ -528,14 +527,6 @@
                                                           protection_domain,
                                                           true,
                                                           CHECK_(nh));
-  // We don't redefine the class, so we just need to clean up if there
-  // was not an error (don't want to modify any system dictionary
-  // data structures).
-  {
-    MutexLocker mu(SystemDictionary_lock, THREAD);
-    placeholders()->find_and_remove(p_index, p_hash, name, loader_data, THREAD);
-    SystemDictionary_lock->notify_all();
-  }
 
   // parallelCapable class loaders do NOT wait for parallel superclass loads to complete
   // Serial class loaders and bootstrap classloader do wait for superclass loads
@@ -605,6 +596,10 @@
 
   // Do lookup to see if class already exist and the protection domain
   // has the right access
+  // This call uses find which checks protection domain already matches
+  // All subsequent calls use find_class, and set has_loaded_class so that
+  // before we return a result we call out to java to check for valid protection domain
+  // to allow returning the Klass* and add it to the pd_set if it is valid
   unsigned int d_hash = dictionary()->compute_hash(name, loader_data);
   int d_index = dictionary()->hash_to_index(d_hash);
   Klass* probe = dictionary()->find(d_index, d_hash, name, loader_data,
@@ -662,7 +657,7 @@
     }
   }
 
-  // If the class in is in the placeholder table, class loading is in progress
+  // If the class is in the placeholder table, class loading is in progress
   if (super_load_in_progress && havesupername==true) {
     k = SystemDictionary::handle_parallel_super_load(name, superclassname,
         class_loader, protection_domain, lockObject, THREAD);
@@ -674,7 +669,9 @@
     }
   }
 
+  bool throw_circularity_error = false;
   if (!class_has_been_loaded) {
+    bool load_instance_added = false;
 
     // add placeholder entry to record loading instance class
     // Five cases:
@@ -700,7 +697,7 @@
     //    No performance benefit and no deadlock issues.
     // case 5. parallelCapable user level classloaders - without objectLocker
     //    Allow parallel classloading of a class/classloader pair
-    bool throw_circularity_error = false;
+
     {
       MutexLocker mu(SystemDictionary_lock, THREAD);
       if (class_loader.is_null() || !is_parallelCapable(class_loader)) {
@@ -736,12 +733,13 @@
           }
         }
       }
-      // All cases: add LOAD_INSTANCE
+      // All cases: add LOAD_INSTANCE holding SystemDictionary_lock
       // case 3: UnsyncloadClass || case 5: parallelCapable: allow competing threads to try
       // LOAD_INSTANCE in parallel
-      // add placeholder entry even if error - callers will remove on error
+
       if (!throw_circularity_error && !class_has_been_loaded) {
         PlaceholderEntry* newprobe = placeholders()->find_and_add(p_index, p_hash, name, loader_data, PlaceholderTable::LOAD_INSTANCE, NULL, THREAD);
+        load_instance_added = true;
         // For class loaders that do not acquire the classloader object lock,
         // if they did not catch another thread holding LOAD_INSTANCE,
         // need a check analogous to the acquire ObjectLocker/find_class
@@ -750,19 +748,18 @@
         // class loaders holding the ObjectLock shouldn't find the class here
         Klass* check = find_class(d_index, d_hash, name, loader_data);
         if (check != NULL) {
-        // Klass is already loaded, so just return it
+        // Klass is already loaded, so return it after checking/adding protection domain
           k = instanceKlassHandle(THREAD, check);
           class_has_been_loaded = true;
-          newprobe->remove_seen_thread(THREAD, PlaceholderTable::LOAD_INSTANCE);
-          placeholders()->find_and_remove(p_index, p_hash, name, loader_data, THREAD);
-          SystemDictionary_lock->notify_all();
         }
       }
     }
+
     // must throw error outside of owning lock
     if (throw_circularity_error) {
+      assert(!HAS_PENDING_EXCEPTION && load_instance_added == false,"circularity error cleanup");
       ResourceMark rm(THREAD);
-      THROW_MSG_0(vmSymbols::java_lang_ClassCircularityError(), name->as_C_string());
+      THROW_MSG_NULL(vmSymbols::java_lang_ClassCircularityError(), name->as_C_string());
     }
 
     if (!class_has_been_loaded) {
@@ -792,20 +789,6 @@
         }
       }
 
-      // clean up placeholder entries for success or error
-      // This cleans up LOAD_INSTANCE entries
-      // It also cleans up LOAD_SUPER entries on errors from
-      // calling load_instance_class
-      {
-        MutexLocker mu(SystemDictionary_lock, THREAD);
-        PlaceholderEntry* probe = placeholders()->get_entry(p_index, p_hash, name, loader_data);
-        if (probe != NULL) {
-          probe->remove_seen_thread(THREAD, PlaceholderTable::LOAD_INSTANCE);
-          placeholders()->find_and_remove(p_index, p_hash, name, loader_data, THREAD);
-          SystemDictionary_lock->notify_all();
-        }
-      }
-
       // If everything was OK (no exceptions, no null return value), and
       // class_loader is NOT the defining loader, do a little more bookkeeping.
       if (!HAS_PENDING_EXCEPTION && !k.is_null() &&
@@ -829,18 +812,22 @@
           }
         }
       }
-      if (HAS_PENDING_EXCEPTION || k.is_null()) {
-        // On error, clean up placeholders
-        {
-          MutexLocker mu(SystemDictionary_lock, THREAD);
-          placeholders()->find_and_remove(p_index, p_hash, name, loader_data, THREAD);
-          SystemDictionary_lock->notify_all();
-        }
-        return NULL;
-      }
+    } // load_instance_class loop
+
+    if (load_instance_added == true) {
+      // clean up placeholder entries for LOAD_INSTANCE success or error
+      // This brackets the SystemDictionary updates for both defining
+      // and initiating loaders
+      MutexLocker mu(SystemDictionary_lock, THREAD);
+        placeholders()->find_and_remove(p_index, p_hash, name, loader_data, PlaceholderTable::LOAD_INSTANCE, THREAD);
+        SystemDictionary_lock->notify_all();
     }
   }
 
+  if (HAS_PENDING_EXCEPTION || k.is_null()) {
+    return NULL;
+  }
+
 #ifdef ASSERT
   {
     ClassLoaderData* loader_data = k->class_loader_data();
@@ -860,8 +847,8 @@
     // so we cannot allow GC to occur while we're holding this entry.
     // We're using a No_Safepoint_Verifier to catch any place where we
     // might potentially do a GC at all.
-    // SystemDictionary::do_unloading() asserts that classes are only
-    // unloaded at a safepoint.
+    // Dictionary::do_unloading() asserts that classes in SD are only
+    // unloaded at a safepoint. Anonymous classes are not in SD.
     No_Safepoint_Verifier nosafepoint;
     if (dictionary()->is_valid_protection_domain(d_index, d_hash, name,
                                                  loader_data,
@@ -908,8 +895,8 @@
     // so we cannot allow GC to occur while we're holding this entry.
     // We're using a No_Safepoint_Verifier to catch any place where we
     // might potentially do a GC at all.
-    // SystemDictionary::do_unloading() asserts that classes are only
-    // unloaded at a safepoint.
+    // Dictionary::do_unloading() asserts that classes in SD are only
+    // unloaded at a safepoint. Anonymous classes are not in SD.
     No_Safepoint_Verifier nosafepoint;
     return dictionary()->find(d_index, d_hash, class_name, loader_data,
                               protection_domain, THREAD);
@@ -1015,10 +1002,6 @@
   // throw potential ClassFormatErrors.
   //
   // Note: "name" is updated.
-  // Further note:  a placeholder will be added for this class when
-  //   super classes are loaded (resolve_super_or_fail). We expect this
-  //   to be called for all classes but java.lang.Object; and we preload
-  //   java.lang.Object through resolve_or_fail, not this path.
 
   instanceKlassHandle k = ClassFileParser(st).parseClassFile(class_name,
                                                              loader_data,
@@ -1029,21 +1012,6 @@
                                                              true,
                                                              THREAD);
 
-  // We don't redefine the class, so we just need to clean up whether there
-  // was an error or not (don't want to modify any system dictionary
-  // data structures).
-  // Parsed name could be null if we threw an error before we got far
-  // enough along to parse it -- in that case, there is nothing to clean up.
-  if (parsed_name != NULL) {
-    unsigned int p_hash = placeholders()->compute_hash(parsed_name,
-                                                       loader_data);
-    int p_index = placeholders()->hash_to_index(p_hash);
-    {
-    MutexLocker mu(SystemDictionary_lock, THREAD);
-    placeholders()->find_and_remove(p_index, p_hash, parsed_name, loader_data, THREAD);
-    SystemDictionary_lock->notify_all();
-    }
-  }
 
   if (host_klass.not_null() && k.not_null()) {
     assert(EnableInvokeDynamic, "");
@@ -1112,10 +1080,6 @@
   // throw potential ClassFormatErrors.
   //
   // Note: "name" is updated.
-  // Further note:  a placeholder will be added for this class when
-  //   super classes are loaded (resolve_super_or_fail). We expect this
-  //   to be called for all classes but java.lang.Object; and we preload
-  //   java.lang.Object through resolve_or_fail, not this path.
 
   instanceKlassHandle k = ClassFileParser(st).parseClassFile(class_name,
                                                              loader_data,
@@ -1164,25 +1128,7 @@
     }
   }
 
-  // If parsing the class file or define_instance_class failed, we
-  // need to remove the placeholder added on our behalf. But we
-  // must make sure parsed_name is valid first (it won't be if we had
-  // a format error before the class was parsed far enough to
-  // find the name).
-  if (HAS_PENDING_EXCEPTION && parsed_name != NULL) {
-    unsigned int p_hash = placeholders()->compute_hash(parsed_name,
-                                                       loader_data);
-    int p_index = placeholders()->hash_to_index(p_hash);
-    {
-    MutexLocker mu(SystemDictionary_lock, THREAD);
-    placeholders()->find_and_remove(p_index, p_hash, parsed_name, loader_data, THREAD);
-    SystemDictionary_lock->notify_all();
-    }
-    return NULL;
-  }
-
-  // Make sure that we didn't leave a place holder in the
-  // SystemDictionary; this is only done on success
+  // Make sure we have an entry in the SystemDictionary on success
   debug_only( {
     if (!HAS_PENDING_EXCEPTION) {
       assert(parsed_name != NULL, "parsed_name is still null?");
@@ -1303,66 +1249,6 @@
   return ik;
 }
 
-#ifdef KERNEL
-// Some classes on the bootstrap class path haven't been installed on the
-// system yet.  Call the DownloadManager method to make them appear in the
-// bootstrap class path and try again to load the named class.
-// Note that with delegation class loaders all classes in another loader will
-// first try to call this so it'd better be fast!!
-static instanceKlassHandle download_and_retry_class_load(
-                                                    Symbol* class_name,
-                                                    TRAPS) {
-
-  Klass* dlm = SystemDictionary::DownloadManager_klass();
-  instanceKlassHandle nk;
-
-  // If download manager class isn't loaded just return.
-  if (dlm == NULL) return nk;
-
-  { HandleMark hm(THREAD);
-    ResourceMark rm(THREAD);
-    Handle s = java_lang_String::create_from_symbol(class_name, CHECK_(nk));
-    Handle class_string = java_lang_String::externalize_classname(s, CHECK_(nk));
-
-    // return value
-    JavaValue result(T_OBJECT);
-
-    // Call the DownloadManager.  We assume that it has a lock because
-    // multiple classes could be not found and downloaded at the same time.
-    // class sun.misc.DownloadManager;
-    // public static String getBootClassPathEntryForClass(String className);
-    JavaCalls::call_static(&result,
-                       KlassHandle(THREAD, dlm),
-                       vmSymbols::getBootClassPathEntryForClass_name(),
-                       vmSymbols::string_string_signature(),
-                       class_string,
-                       CHECK_(nk));
-
-    // Get result.string and add to bootclasspath
-    assert(result.get_type() == T_OBJECT, "just checking");
-    oop obj = (oop) result.get_jobject();
-    if (obj == NULL) { return nk; }
-
-    Handle h_obj(THREAD, obj);
-    char* new_class_name = java_lang_String::as_platform_dependent_str(h_obj,
-                                                                  CHECK_(nk));
-
-    // lock the loader
-    // we use this lock because JVMTI does.
-    Handle loader_lock(THREAD, SystemDictionary::system_loader_lock());
-
-    ObjectLocker ol(loader_lock, THREAD);
-    // add the file to the bootclasspath
-    ClassLoader::update_class_path_entry_list(new_class_name, true);
-  } // end HandleMark
-
-  if (TraceClassLoading) {
-    ClassLoader::print_bootclasspath();
-  }
-  return ClassLoader::load_classfile(class_name, CHECK_(nk));
-}
-#endif // KERNEL
-
 
 instanceKlassHandle SystemDictionary::load_instance_class(Symbol* class_name, Handle class_loader, TRAPS) {
   instanceKlassHandle nh = instanceKlassHandle(); // null Handle
@@ -1382,15 +1268,6 @@
       k = ClassLoader::load_classfile(class_name, CHECK_(nh));
     }
 
-#ifdef KERNEL
-    // If the VM class loader has failed to load the class, call the
-    // DownloadManager class to make it magically appear on the classpath
-    // and try again.  This is only configured with the Kernel VM.
-    if (k.is_null()) {
-      k = download_and_retry_class_load(class_name, CHECK_(nh));
-    }
-#endif // KERNEL
-
     // find_or_define_instance_class may return a different InstanceKlass
     if (!k.is_null()) {
       k = find_or_define_instance_class(class_name, class_loader, k, CHECK_(nh));
@@ -1597,8 +1474,7 @@
     // Other cases fall through, and may run into duplicate defines
     // caught by finding an entry in the SystemDictionary
     if ((UnsyncloadClass || is_parallelDefine(class_loader)) && (probe->instance_klass() != NULL)) {
-        probe->remove_seen_thread(THREAD, PlaceholderTable::DEFINE_CLASS);
-        placeholders()->find_and_remove(p_index, p_hash, name_h, loader_data, THREAD);
+        placeholders()->find_and_remove(p_index, p_hash, name_h, loader_data, PlaceholderTable::DEFINE_CLASS, THREAD);
         SystemDictionary_lock->notify_all();
 #ifdef ASSERT
         Klass* check = find_class(d_index, d_hash, name_h, loader_data);
@@ -1628,8 +1504,7 @@
         probe->set_instance_klass(k());
       }
       probe->set_definer(NULL);
-      probe->remove_seen_thread(THREAD, PlaceholderTable::DEFINE_CLASS);
-      placeholders()->find_and_remove(p_index, p_hash, name_h, loader_data, THREAD);
+      placeholders()->find_and_remove(p_index, p_hash, name_h, loader_data, PlaceholderTable::DEFINE_CLASS, THREAD);
       SystemDictionary_lock->notify_all();
     }
   }
@@ -1786,6 +1661,8 @@
   }
   return newsize;
 }
+// Assumes classes in the SystemDictionary are only unloaded at a safepoint
+// Note: anonymous classes are not in the SD.
 bool SystemDictionary::do_unloading(BoolObjectClosure* is_alive) {
   // First, mark for unload all ClassLoaderData referencing a dead class loader.
   bool has_dead_loaders = ClassLoaderDataGraph::do_unloading(is_alive);
@@ -1926,13 +1803,7 @@
   Symbol* symbol = vmSymbols::symbol_at((vmSymbols::SID)sid);
   Klass**    klassp = &_well_known_klasses[id];
   bool must_load = (init_opt < SystemDictionary::Opt);
-  bool try_load  = true;
-  if (init_opt == SystemDictionary::Opt_Kernel) {
-#ifndef KERNEL
-    try_load = false;
-#endif //KERNEL
-  }
-  if ((*klassp) == NULL && try_load) {
+  if ((*klassp) == NULL) {
     if (must_load) {
       (*klassp) = resolve_or_fail(symbol, true, CHECK_0); // load required class
     } else {
@@ -2032,12 +1903,6 @@
   //_box_klasses[T_OBJECT]  = WK_KLASS(object_klass);
   //_box_klasses[T_ARRAY]   = WK_KLASS(object_klass);
 
-#ifdef KERNEL
-  if (DownloadManager_klass() == NULL) {
-    warning("Cannot find sun/jkernel/DownloadManager");
-  }