--- a/hotspot/make/bsd/makefiles/gcc.make	Mon Jun 11 04:47:33 2012 -0400
+++ b/hotspot/make/bsd/makefiles/gcc.make	Thu Jun 14 12:21:48 2012 +0200
@@ -214,7 +214,7 @@
 
 # Flags for generating make dependency flags.
 ifneq ("${CC_VER_MAJOR}", "2")
-DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
+DEPFLAGS = -fpch-deps -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
 endif
 
 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.

--- a/hotspot/make/linux/makefiles/gcc.make	Mon Jun 11 04:47:33 2012 -0400
+++ b/hotspot/make/linux/makefiles/gcc.make	Thu Jun 14 12:21:48 2012 +0200
@@ -166,7 +166,7 @@
 
 # Flags for generating make dependency flags.
 ifneq ("${CC_VER_MAJOR}", "2")
-DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
+DEPFLAGS = -fpch-deps -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
 endif
 
 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.

--- a/hotspot/make/solaris/makefiles/gcc.make	Mon Jun 11 04:47:33 2012 -0400
+++ b/hotspot/make/solaris/makefiles/gcc.make	Thu Jun 14 12:21:48 2012 +0200
@@ -141,7 +141,7 @@
 
 # Flags for generating make dependency flags.
 ifneq ("${CC_VER_MAJOR}", "2")
-DEPFLAGS = -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
+DEPFLAGS = -fpch-deps -MMD -MP -MF $(DEP_DIR)/$(@:%=%.d)
 endif
 
 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.

--- a/hotspot/src/os/windows/vm/os_windows.cpp	Mon Jun 11 04:47:33 2012 -0400
+++ b/hotspot/src/os/windows/vm/os_windows.cpp	Thu Jun 14 12:21:48 2012 +0200
@@ -1591,7 +1591,8 @@
     case 5001: st->print(" Windows XP"); break;
     case 5002:
     case 6000:
-    case 6001: {
+    case 6001:
+    case 6002: {
       // Retrieve SYSTEM_INFO from GetNativeSystemInfo call so that we could
       // find out whether we are running on 64 bit processor or not.
       SYSTEM_INFO si;
@@ -1623,6 +1624,14 @@
         }
         if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)
             st->print(" , 64 bit");
+      } else if (os_vers == 6002) {
+        if (osvi.wProductType == VER_NT_WORKSTATION) {
+            st->print(" Windows 8");
+        } else {
+            st->print(" Windows Server 2012");
+        }
+        if (si.wProcessorArchitecture == PROCESSOR_ARCHITECTURE_AMD64)
+            st->print(" , 64 bit");
       } else { // future os
         // Unrecognized windows, print out its major and minor versions
         st->print(" Windows NT %d.%d", osvi.dwMajorVersion, osvi.dwMinorVersion);

--- a/hotspot/src/share/vm/prims/jni.cpp	Mon Jun 11 04:47:33 2012 -0400
+++ b/hotspot/src/share/vm/prims/jni.cpp	Thu Jun 14 12:21:48 2012 +0200
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -378,6 +378,7 @@
   jclass cls = NULL;
   DT_RETURN_MARK(DefineClass, jclass, (const jclass&)cls);
 
+  TempNewSymbol class_name = NULL;
   // Since exceptions can be thrown, class initialization can take place
   // if name is NULL no check for class name in .class stream has to be made.
   if (name != NULL) {
@@ -387,9 +388,8 @@
       // into the constant pool.
       THROW_MSG_0(vmSymbols::java_lang_NoClassDefFoundError(), name);
     }
+    class_name = SymbolTable::new_symbol(name, CHECK_NULL);
   }
-  TempNewSymbol class_name = SymbolTable::new_symbol(name, THREAD);
-
   ResourceMark rm(THREAD);
   ClassFileStream st((u1*) buf, bufLen, NULL);
   Handle class_loader (THREAD, JNIHandles::resolve(loaderRef));

--- a/hotspot/src/share/vm/utilities/globalDefinitions_visCPP.hpp	Mon Jun 11 04:47:33 2012 -0400
+++ b/hotspot/src/share/vm/utilities/globalDefinitions_visCPP.hpp	Thu Jun 14 12:21:48 2012 +0200
@@ -220,9 +220,15 @@
 #define PRIu64       "I64u"
 #define PRIx64       "I64x"
 
+#ifdef _LP64
+#define PRIdPTR       "I64d"
+#define PRIuPTR       "I64u"
+#define PRIxPTR       "I64x"
+#else
 #define PRIdPTR       "d"
 #define PRIuPTR       "u"
 #define PRIxPTR       "x"
+#endif
 
 #define offset_of(klass,field) offsetof(klass,field)