changeset 7812:f81627ca8a1c

Merge
author thartmann
date Mon, 02 Feb 2015 14:35:24 +0000
parents 7ed418950e15 1c65b563b1bd
children 5960a65b0f54
files
diffstat 64 files changed, 1973 insertions(+), 180 deletions(-) [+]
line wrap: on
line diff
--- a/.hgtags	Mon Feb 02 15:19:24 2015 +0100
+++ b/.hgtags	Mon Feb 02 14:35:24 2015 +0000
@@ -450,3 +450,4 @@
 5dc8184af1e2bb30b0103113d1f1a58a21a80c37 jdk9-b45
 a184ee1d717297bd35b7c3e35393e137921a3ed2 jdk9-b46
 3b241fb72b8925b75941d612db762a6d5da66d02 jdk9-b47
+cc775a4a24c7f5d9e624b4205e9fbd48a17331f6 jdk9-b48
--- a/make/aix/makefiles/mapfile-vers-debug	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/aix/makefiles/mapfile-vers-debug	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -132,6 +132,7 @@
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
                 JVM_GetMethodTypeAnnotations;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/make/aix/makefiles/mapfile-vers-product	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/aix/makefiles/mapfile-vers-product	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -130,6 +130,7 @@
                 JVM_GetMethodIxNameUTF;
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/make/aix/makefiles/xlc.make	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/aix/makefiles/xlc.make	Mon Feb 02 14:35:24 2015 +0000
@@ -74,6 +74,12 @@
 # no xlc counterpart for -fcheck-new
 # CFLAGS += -fcheck-new
 
+# We need to define this on the command line if we want to use the the
+# predefined format specifiers from "inttypes.h". Otherwise system headrs
+# can indirectly include inttypes.h before we define __STDC_FORMAT_MACROS
+# in globalDefinitions.hpp
+CFLAGS += -D__STDC_FORMAT_MACROS
+
 ARCHFLAG = -q64
 
 CFLAGS     += $(ARCHFLAG)
--- a/make/bsd/makefiles/mapfile-vers-darwin-debug	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/bsd/makefiles/mapfile-vers-darwin-debug	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -130,6 +130,7 @@
                 _JVM_GetMethodIxSignatureUTF
                 _JVM_GetMethodParameters
                 _JVM_GetMethodTypeAnnotations
+                _JVM_GetNanoTimeAdjustment
                 _JVM_GetPrimitiveArrayElement
                 _JVM_GetProtectionDomain
                 _JVM_GetStackAccessControlContext
--- a/make/bsd/makefiles/mapfile-vers-darwin-product	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/bsd/makefiles/mapfile-vers-darwin-product	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -130,6 +130,7 @@
                 _JVM_GetMethodIxSignatureUTF
                 _JVM_GetMethodParameters
                 _JVM_GetMethodTypeAnnotations
+                _JVM_GetNanoTimeAdjustment
                 _JVM_GetPrimitiveArrayElement
                 _JVM_GetProtectionDomain
                 _JVM_GetStackAccessControlContext
--- a/make/bsd/makefiles/mapfile-vers-debug	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/bsd/makefiles/mapfile-vers-debug	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -132,6 +132,7 @@
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
                 JVM_GetMethodTypeAnnotations;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/make/bsd/makefiles/mapfile-vers-product	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/bsd/makefiles/mapfile-vers-product	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -132,6 +132,7 @@
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
                 JVM_GetMethodTypeAnnotations;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/make/linux/makefiles/mapfile-vers-debug	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/linux/makefiles/mapfile-vers-debug	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -132,6 +132,7 @@
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
                 JVM_GetMethodTypeAnnotations;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/make/linux/makefiles/mapfile-vers-product	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/linux/makefiles/mapfile-vers-product	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2002, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2002, 2015, 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
@@ -132,6 +132,7 @@
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
                 JVM_GetMethodTypeAnnotations;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/make/solaris/makefiles/mapfile-vers	Mon Feb 02 15:19:24 2015 +0100
+++ b/make/solaris/makefiles/mapfile-vers	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2000, 2014, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2000, 2015, 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
@@ -132,6 +132,7 @@
                 JVM_GetMethodIxSignatureUTF;
                 JVM_GetMethodParameters;
                 JVM_GetMethodTypeAnnotations;
+                JVM_GetNanoTimeAdjustment;
                 JVM_GetPrimitiveArrayElement;
                 JVM_GetProtectionDomain;
                 JVM_GetStackAccessControlContext;
--- a/src/cpu/sparc/vm/macroAssembler_sparc.inline.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/cpu/sparc/vm/macroAssembler_sparc.inline.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -630,7 +630,12 @@
 
 inline void MacroAssembler::ldf(FloatRegisterImpl::Width w, const Address& a, FloatRegister d, int offset) {
   relocate(a.rspec(offset));
-  ldf(w, a.base(), a.disp() + offset, d);
+  if (a.has_index()) {
+    assert(offset == 0, "");
+    ldf(w, a.base(), a.index(), d);
+  } else {
+    ldf(w, a.base(), a.disp() + offset, d);
+  }
 }
 
 // returns if membar generates anything, obviously this code should mirror
--- a/src/os/aix/vm/os_aix.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/os/aix/vm/os_aix.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2015, Oracle and/or its affiliates. All rights reserved.
  * Copyright 2012, 2014 SAP AG. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -1115,6 +1115,15 @@
   return jlong(time.tv_sec) * 1000 + jlong(time.tv_usec / 1000);
 }
 
+void os::javaTimeSystemUTC(jlong &seconds, jlong &nanos) {
+  timeval time;
+  int status = gettimeofday(&time, NULL);
+  assert(status != -1, "aix error at gettimeofday()");
+  seconds = jlong(time.tv_sec);
+  nanos = jlong(time.tv_usec) * 1000;
+}
+
+
 // We need to manually declare mread_real_time,
 // because IBM didn't provide a prototype in time.h.
 // (they probably only ever tested in C, not C++)
--- a/src/os/aix/vm/perfMemory_aix.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/os/aix/vm/perfMemory_aix.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -31,6 +31,7 @@
 #include "os_aix.inline.hpp"
 #include "runtime/handles.inline.hpp"
 #include "runtime/perfMemory.hpp"
+#include "services/memTracker.hpp"
 #include "utilities/exceptions.hpp"
 
 // put OS-includes here
@@ -196,12 +197,37 @@
   return pid;
 }
 
+// Check if the given statbuf is considered a secure directory for
+// the backing store files. Returns true if the directory is considered
+// a secure location. Returns false if the statbuf is a symbolic link or
+// if an error occurred.
+static bool is_statbuf_secure(struct stat *statp) {
+  if (S_ISLNK(statp->st_mode) || !S_ISDIR(statp->st_mode)) {
+    // The path represents a link or some non-directory file type,
+    // which is not what we expected. Declare it insecure.
+    //
+    return false;
+  }
+  // We have an existing directory, check if the permissions are safe.
+  if ((statp->st_mode & (S_IWGRP|S_IWOTH)) != 0) {
+    // The directory is open for writing and could be subjected
+    // to a symlink or a hard link attack. Declare it insecure.
+    return false;
+  }
+  // See if the uid of the directory matches the effective uid of the process.
+  //
+  if (statp->st_uid != geteuid()) {
+    // The directory was not created by this user, declare it insecure.
+    return false;
+  }
+  return true;
+}
 
-// check if the given path is considered a secure directory for
+
+// Check if the given path is considered a secure directory for
 // the backing store files. Returns true if the directory exists
 // and is considered a secure location. Returns false if the path
 // is a symbolic link or if an error occurred.
-//
 static bool is_directory_secure(const char* path) {
   struct stat statbuf;
   int result = 0;
@@ -211,38 +237,276 @@
     return false;
   }
 
-  // the path exists, now check it's mode
-  if (S_ISLNK(statbuf.st_mode) || !S_ISDIR(statbuf.st_mode)) {
-    // the path represents a link or some non-directory file type,
-    // which is not what we expected. declare it insecure.
-    //
+  // The path exists, see if it is secure.
+  return is_statbuf_secure(&statbuf);
+}
+
+// (Taken over from Solaris to support the O_NOFOLLOW case on AIX.)
+// Check if the given directory file descriptor is considered a secure
+// directory for the backing store files. Returns true if the directory
+// exists and is considered a secure location. Returns false if the path
+// is a symbolic link or if an error occurred.
+static bool is_dirfd_secure(int dir_fd) {
+  struct stat statbuf;
+  int result = 0;
+
+  RESTARTABLE(::fstat(dir_fd, &statbuf), result);
+  if (result == OS_ERR) {
     return false;
   }
-  else {
-    // we have an existing directory, check if the permissions are safe.
-    //
-    if ((statbuf.st_mode & (S_IWGRP|S_IWOTH)) != 0) {
-      // the directory is open for writing and could be subjected
-      // to a symlnk attack. declare it insecure.
-      //
-      return false;
+
+  // The path exists, now check its mode.
+  return is_statbuf_secure(&statbuf);
+}
+
+
+// Check to make sure fd1 and fd2 are referencing the same file system object.
+static bool is_same_fsobject(int fd1, int fd2) {
+  struct stat statbuf1;
+  struct stat statbuf2;
+  int result = 0;
+
+  RESTARTABLE(::fstat(fd1, &statbuf1), result);
+  if (result == OS_ERR) {
+    return false;
+  }
+  RESTARTABLE(::fstat(fd2, &statbuf2), result);
+  if (result == OS_ERR) {
+    return false;
+  }
+
+  if ((statbuf1.st_ino == statbuf2.st_ino) &&
+      (statbuf1.st_dev == statbuf2.st_dev)) {
+    return true;
+  } else {
+    return false;
+  }
+}
+
+// Helper functions for open without O_NOFOLLOW which is not present on AIX 5.3/6.1.
+// We use the jdk6 implementation here.
+#ifndef O_NOFOLLOW
+// The O_NOFOLLOW oflag doesn't exist before solaris 5.10, this is to simulate that behaviour
+// was done in jdk 5/6 hotspot by Oracle this way
+static int open_o_nofollow_impl(const char* path, int oflag, mode_t mode, bool use_mode) {
+  struct stat orig_st;
+  struct stat new_st;
+  bool create;
+  int error;
+  int fd;
+
+  create = false;
+
+  if (lstat(path, &orig_st) != 0) {
+    if (errno == ENOENT && (oflag & O_CREAT) != 0) {
+      // File doesn't exist, but_we want to create it, add O_EXCL flag
+      // to make sure no-one creates it (or a symlink) before us
+      // This works as we expect with symlinks, from posix man page:
+      // 'If O_EXCL  and  O_CREAT  are set, and path names a symbolic
+      // link, open() shall fail and set errno to [EEXIST]'.
+      oflag |= O_EXCL;
+      create = true;
+    } else {
+      // File doesn't exist, and we are not creating it.
+      return OS_ERR;
     }
+  } else {
+    // Lstat success, check if existing file is a link.
+    if ((orig_st.st_mode & S_IFMT) == S_IFLNK)  {
+      // File is a symlink.
+      errno = ELOOP;
+      return OS_ERR;
+    }
+  }
+
+  if (use_mode == true) {
+    fd = open(path, oflag, mode);
+  } else {
+    fd = open(path, oflag);
+  }
+
+  if (fd == OS_ERR) {
+    return fd;
+  }
+
+  // Can't do inode checks on before/after if we created the file.
+  if (create == false) {
+    if (fstat(fd, &new_st) != 0) {
+      // Keep errno from fstat, in case close also fails.
+      error = errno;
+      ::close(fd);
+      errno = error;
+      return OS_ERR;
+    }
+
+    if (orig_st.st_dev != new_st.st_dev || orig_st.st_ino != new_st.st_ino) {
+      // File was tampered with during race window.
+      ::close(fd);
+      errno = EEXIST;
+      if (PrintMiscellaneous && Verbose) {
+        warning("possible file tampering attempt detected when opening %s", path);
+      }
+      return OS_ERR;
+    }
+  }
+
+  return fd;
+}
+
+static int open_o_nofollow(const char* path, int oflag, mode_t mode) {
+  return open_o_nofollow_impl(path, oflag, mode, true);
+}
+
+static int open_o_nofollow(const char* path, int oflag) {
+  return open_o_nofollow_impl(path, oflag, 0, false);
+}
+#endif
+
+// Open the directory of the given path and validate it.
+// Return a DIR * of the open directory.
+static DIR *open_directory_secure(const char* dirname) {
+  // Open the directory using open() so that it can be verified
+  // to be secure by calling is_dirfd_secure(), opendir() and then check
+  // to see if they are the same file system object.  This method does not
+  // introduce a window of opportunity for the directory to be attacked that
+  // calling opendir() and is_directory_secure() does.
+  int result;
+  DIR *dirp = NULL;
+
+  // No O_NOFOLLOW defined at buildtime, and it is not documented for open;
+  // so provide a workaround in this case.
+#ifdef O_NOFOLLOW
+  RESTARTABLE(::open(dirname, O_RDONLY|O_NOFOLLOW), result);
+#else
+  // workaround (jdk6 coding)
+  RESTARTABLE(::open_o_nofollow(dirname, O_RDONLY), result);
+#endif
+
+  if (result == OS_ERR) {
+    // Directory doesn't exist or is a symlink, so there is nothing to cleanup.
+    if (PrintMiscellaneous && Verbose) {
+      if (errno == ELOOP) {
+        warning("directory %s is a symlink and is not secure\n", dirname);
+      } else {
+        warning("could not open directory %s: %s\n", dirname, strerror(errno));
+      }
+    }
+    return dirp;
+  }
+  int fd = result;
+
+  // Determine if the open directory is secure.
+  if (!is_dirfd_secure(fd)) {
+    // The directory is not a secure directory.
+    os::close(fd);
+    return dirp;
+  }
+
+  // Open the directory.
+  dirp = ::opendir(dirname);
+  if (dirp == NULL) {
+    // The directory doesn't exist, close fd and return.
+    os::close(fd);
+    return dirp;
+  }
+
+  // Check to make sure fd and dirp are referencing the same file system object.
+  if (!is_same_fsobject(fd, dirp->dd_fd)) {
+    // The directory is not secure.
+    os::close(fd);
+    os::closedir(dirp);
+    dirp = NULL;
+    return dirp;
+  }
+
+  // Close initial open now that we know directory is secure
+  os::close(fd);
+
+  return dirp;
+}
+
+// NOTE: The code below uses fchdir(), open() and unlink() because
+// fdopendir(), openat() and unlinkat() are not supported on all
+// versions.  Once the support for fdopendir(), openat() and unlinkat()
+// is available on all supported versions the code can be changed
+// to use these functions.
+
+// Open the directory of the given path, validate it and set the
+// current working directory to it.
+// Return a DIR * of the open directory and the saved cwd fd.
+//
+static DIR *open_directory_secure_cwd(const char* dirname, int *saved_cwd_fd) {
+
+  // Open the directory.
+  DIR* dirp = open_directory_secure(dirname);
+  if (dirp == NULL) {
+    // Directory doesn't exist or is insecure, so there is nothing to cleanup.
+    return dirp;
+  }
+  int fd = dirp->dd_fd;
+
+  // Open a fd to the cwd and save it off.
+  int result;
+  RESTARTABLE(::open(".", O_RDONLY), result);
+  if (result == OS_ERR) {
+    *saved_cwd_fd = -1;
+  } else {
+    *saved_cwd_fd = result;
+  }
+
+  // Set the current directory to dirname by using the fd of the directory.
+  result = fchdir(fd);
+
+  return dirp;
+}
+
+// Close the directory and restore the current working directory.
+static void close_directory_secure_cwd(DIR* dirp, int saved_cwd_fd) {
+
+  int result;
+  // If we have a saved cwd change back to it and close the fd.
+  if (saved_cwd_fd != -1) {
+    result = fchdir(saved_cwd_fd);
+    ::close(saved_cwd_fd);
+  }
+
+  // Close the directory.
+  os::closedir(dirp);
+}
+
+// Check if the given file descriptor is considered a secure.
+static bool is_file_secure(int fd, const char *filename) {
+
+  int result;
+  struct stat statbuf;
+
+  // Determine if the file is secure.
+  RESTARTABLE(::fstat(fd, &statbuf), result);
+  if (result == OS_ERR) {
+    if (PrintMiscellaneous && Verbose) {
+      warning("fstat failed on %s: %s\n", filename, strerror(errno));
+    }
+    return false;
+  }
+  if (statbuf.st_nlink > 1) {
+    // A file with multiple links is not expected.
+    if (PrintMiscellaneous && Verbose) {
+      warning("file %s has multiple links\n", filename);
+    }
+    return false;
   }
   return true;
 }
 
-
-// return the user name for the given user id
+// Return the user name for the given user id.
 //
-// the caller is expected to free the allocated memory.
-//
+// The caller is expected to free the allocated memory.
 static char* get_user_name(uid_t uid) {
 
   struct passwd pwent;
 
-  // determine the max pwbuf size from sysconf, and hardcode
+  // Determine the max pwbuf size from sysconf, and hardcode
   // a default if this not available through sysconf.
-  //
   long bufsize = sysconf(_SC_GETPW_R_SIZE_MAX);
   if (bufsize == -1)
     bufsize = 1024;
@@ -344,7 +608,8 @@
     strcat(usrdir_name, "/");
     strcat(usrdir_name, dentry->d_name);
 
-    DIR* subdirp = os::opendir(usrdir_name);
+    // Open the user directory.
+    DIR* subdirp = open_directory_secure(usrdir_name);
 
     if (subdirp == NULL) {
       FREE_C_HEAP_ARRAY(char, usrdir_name);
@@ -464,28 +729,7 @@
   }
 }
 
-
-// remove file
-//
-// this method removes the file with the given file name in the
-// named directory.
-//
-static void remove_file(const char* dirname, const char* filename) {
-
-  size_t nbytes = strlen(dirname) + strlen(filename) + 2;
-  char* path = NEW_C_HEAP_ARRAY(char, nbytes, mtInternal);
-
-  strcpy(path, dirname);
-  strcat(path, "/");
-  strcat(path, filename);
-
-  remove_file(path);
-
-  FREE_C_HEAP_ARRAY(char, path);
-}
-
-
-// cleanup stale shared memory resources
+// Cleanup stale shared memory resources
 //
 // This method attempts to remove all stale shared memory files in
 // the named user temporary directory. It scans the named directory
@@ -493,33 +737,26 @@
 // process id is extracted from the file name and a test is run to
 // determine if the process is alive. If the process is not alive,
 // any stale file resources are removed.
-//
 static void cleanup_sharedmem_resources(const char* dirname) {
 
-  // open the user temp directory
-  DIR* dirp = os::opendir(dirname);
-
+  int saved_cwd_fd;
+  // Open the directory.
+  DIR* dirp = open_directory_secure_cwd(dirname, &saved_cwd_fd);
   if (dirp == NULL) {
-    // directory doesn't exist, so there is nothing to cleanup
+     // Directory doesn't exist or is insecure, so there is nothing to cleanup.
     return;
   }
 
-  if (!is_directory_secure(dirname)) {
-    // the directory is not a secure directory
-    os::closedir(dirp);
-    return;
-  }
-
-  // for each entry in the directory that matches the expected file
+  // For each entry in the directory that matches the expected file
   // name pattern, determine if the file resources are stale and if
   // so, remove the file resources. Note, instrumented HotSpot processes
   // for this user may start and/or terminate during this search and
   // remove or create new files in this directory. The behavior of this
   // loop under these conditions is dependent upon the implementation of
   // opendir/readdir.
-  //
   struct dirent* entry;
   char* dbuf = NEW_C_HEAP_ARRAY(char, os::readdir_buf_size(dirname), mtInternal);
+
   errno = 0;
   while ((entry = os::readdir(dirp, (struct dirent *)dbuf)) != NULL) {
 
@@ -529,56 +766,55 @@
 
       if (strcmp(entry->d_name, ".") != 0 && strcmp(entry->d_name, "..") != 0) {
 
-        // attempt to remove all unexpected files, except "." and ".."
-        remove_file(dirname, entry->d_name);
+        // Attempt to remove all unexpected files, except "." and "..".
+        unlink(entry->d_name);
       }
 
       errno = 0;
       continue;
     }
 
-    // we now have a file name that converts to a valid integer
+    // We now have a file name that converts to a valid integer
     // that could represent a process id . if this process id
     // matches the current process id or the process is not running,
     // then remove the stale file resources.
     //
-    // process liveness is detected by sending signal number 0 to
+    // Process liveness is detected by sending signal number 0 to
     // the process id (see kill(2)). if kill determines that the
     // process does not exist, then the file resources are removed.
     // if kill determines that that we don't have permission to
     // signal the process, then the file resources are assumed to
     // be stale and are removed because the resources for such a
     // process should be in a different user specific directory.
-    //
     if ((pid == os::current_process_id()) ||
         (kill(pid, 0) == OS_ERR && (errno == ESRCH || errno == EPERM))) {
 
-        remove_file(dirname, entry->d_name);
+        unlink(entry->d_name);
     }
     errno = 0;
   }
-  os::closedir(dirp);
-  FREE_C_HEAP_ARRAY(char, dbuf);
+
+  // Close the directory and reset the current working directory.
+  close_directory_secure_cwd(dirp, saved_cwd_fd);
+
+  FREE_C_HEAP_ARRAY(char, dbuf, mtInternal);
 }
 
-// make the user specific temporary directory. Returns true if
+// Make the user specific temporary directory. Returns true if
 // the directory exists and is secure upon return. Returns false
 // if the directory exists but is either a symlink, is otherwise
 // insecure, or if an error occurred.
-//
 static bool make_user_tmp_dir(const char* dirname) {
 
-  // create the directory with 0755 permissions. note that the directory
+  // Create the directory with 0755 permissions. note that the directory
   // will be owned by euid::egid, which may not be the same as uid::gid.
-  //
   if (mkdir(dirname, S_IRWXU|S_IRGRP|S_IXGRP|S_IROTH|S_IXOTH) == OS_ERR) {
     if (errno == EEXIST) {
       // The directory already exists and was probably created by another
       // JVM instance. However, this could also be the result of a
       // deliberate symlink. Verify that the existing directory is safe.
-      //
       if (!is_directory_secure(dirname)) {
-        // directory is not secure
+        // Directory is not secure.
         if (PrintMiscellaneous && Verbose) {
           warning("%s directory is insecure\n", dirname);
         }
@@ -614,19 +850,63 @@
     return -1;
   }
 
+  int saved_cwd_fd;
+  // Open the directory and set the current working directory to it.
+  DIR* dirp = open_directory_secure_cwd(dirname, &saved_cwd_fd);
+  if (dirp == NULL) {
+    // Directory doesn't exist or is insecure, so cannot create shared
+    // memory file.
+    return -1;
+  }
+
+  // Open the filename in the current directory.
+  // Cannot use O_TRUNC here; truncation of an existing file has to happen
+  // after the is_file_secure() check below.
   int result;
 
-  RESTARTABLE(::open(filename, O_RDWR|O_CREAT|O_TRUNC, S_IREAD|S_IWRITE), result);
+  // No O_NOFOLLOW defined at buildtime, and it is not documented for open;
+  // so provide a workaround in this case.
+#ifdef O_NOFOLLOW
+  RESTARTABLE(::open(filename, O_RDWR|O_CREAT|O_NOFOLLOW, S_IREAD|S_IWRITE), result);
+#else
+  // workaround function (jdk6 code)
+  RESTARTABLE(::open_o_nofollow(filename, O_RDWR|O_CREAT, S_IREAD|S_IWRITE), result);
+#endif
+
   if (result == OS_ERR) {
     if (PrintMiscellaneous && Verbose) {
-      warning("could not create file %s: %s\n", filename, strerror(errno));
+      if (errno == ELOOP) {
+        warning("file %s is a symlink and is not secure\n", filename);
+      } else {
+        warning("could not create file %s: %s\n", filename, strerror(errno));
+      }
     }
+    // Close the directory and reset the current working directory.
+    close_directory_secure_cwd(dirp, saved_cwd_fd);
+
     return -1;
   }
+  // Close the directory and reset the current working directory.
+  close_directory_secure_cwd(dirp, saved_cwd_fd);
 
   // save the file descriptor
   int fd = result;
 
+  // Check to see if the file is secure.
+  if (!is_file_secure(fd, filename)) {
+    ::close(fd);
+    return -1;
+  }
+
+  // Truncate the file to get rid of any existing data.
+  RESTARTABLE(::ftruncate(fd, (off_t)0), result);
+  if (result == OS_ERR) {
+    if (PrintMiscellaneous && Verbose) {
+      warning("could not truncate shared memory file: %s\n", strerror(errno));
+    }
+    ::close(fd);
+    return -1;
+  }
   // set the file size
   RESTARTABLE(::ftruncate(fd, (off_t)size), result);
   if (result == OS_ERR) {
@@ -648,7 +928,14 @@
 
   // open the file
   int result;
+  // No O_NOFOLLOW defined at buildtime, and it is not documented for open;
+  // so provide a workaround in this case
+#ifdef O_NOFOLLOW
   RESTARTABLE(::open(filename, oflags), result);
+#else
+  RESTARTABLE(::open_o_nofollow(filename, oflags), result);
+#endif
+
   if (result == OS_ERR) {
     if (errno == ENOENT) {
       THROW_MSG_0(vmSymbols::java_lang_IllegalArgumentException(),
@@ -662,8 +949,15 @@
       THROW_MSG_0(vmSymbols::java_io_IOException(), strerror(errno));
     }
   }
+  int fd = result;
 
-  return result;
+  // Check to see if the file is secure.
+  if (!is_file_secure(fd, filename)) {
+    ::close(fd);
+    return -1;
+  }
+
+  return fd;
 }
 
 // create a named shared memory region. returns the address of the
@@ -695,13 +989,21 @@
   char* dirname = get_user_tmp_dir(user_name);
   char* filename = get_sharedmem_filename(dirname, vmid);
 
+  // Get the short filename.
+  char* short_filename = strrchr(filename, '/');
+  if (short_filename == NULL) {
+    short_filename = filename;
+  } else {
+    short_filename++;
+  }
+
   // cleanup any stale shared memory files
   cleanup_sharedmem_resources(dirname);
 
   assert(((size > 0) && (size % os::vm_page_size() == 0)),
          "unexpected PerfMemory region size");
 
-  fd = create_sharedmem_resources(dirname, filename, size);
+  fd = create_sharedmem_resources(dirname, short_filename, size);
 
   FREE_C_HEAP_ARRAY(char, user_name);
   FREE_C_HEAP_ARRAY(char, dirname);
@@ -733,6 +1035,9 @@
   // clear the shared memory region
   (void)::memset((void*) mapAddress, 0, size);
 
+  // It does not go through os api, the operation has to record from here.
+  MemTracker::record_virtual_memory_reserve((address)mapAddress, size, CURRENT_PC, mtInternal);
+
   return mapAddress;
 }
 
@@ -807,7 +1112,7 @@
   char* mapAddress;
   int result;
   int fd;
-  size_t size;
+  size_t size = 0;
   const char* luser = NULL;
 
   int mmap_prot;
@@ -819,12 +1124,18 @@
   // constructs for the file and the shared memory mapping.
   if (mode == PerfMemory::PERF_MODE_RO) {
     mmap_prot = PROT_READ;
+
+  // No O_NOFOLLOW defined at buildtime, and it is not documented for open.
+#ifdef O_NOFOLLOW
+    file_flags = O_RDONLY | O_NOFOLLOW;
+#else
     file_flags = O_RDONLY;
+#endif
   }
   else if (mode == PerfMemory::PERF_MODE_RW) {
 #ifdef LATER
     mmap_prot = PROT_READ | PROT_WRITE;
-    file_flags = O_RDWR;
+    file_flags = O_RDWR | O_NOFOLLOW;
 #else
     THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
               "Unsupported access mode");
@@ -853,9 +1164,9 @@
   // store file, we don't follow them when attaching either.
   //
   if (!is_directory_secure(dirname)) {
-    FREE_C_HEAP_ARRAY(char, dirname);
+    FREE_C_HEAP_ARRAY(char, dirname, mtInternal);
     if (luser != user) {
-      FREE_C_HEAP_ARRAY(char, luser);
+      FREE_C_HEAP_ARRAY(char, luser, mtInternal);
     }
     THROW_MSG(vmSymbols::java_lang_IllegalArgumentException(),
               "Process not found");
@@ -901,6 +1212,9 @@
               "Could not map PerfMemory");
   }
 
+  // It does not go through os api, the operation has to record from here.
+  MemTracker::record_virtual_memory_reserve((address)mapAddress, size, CURRENT_PC, mtInternal);
+
   *addr = mapAddress;
   *sizep = size;
 
--- a/src/os/bsd/vm/os_bsd.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/os/bsd/vm/os_bsd.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2015, 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
@@ -984,6 +984,14 @@
   return jlong(time.tv_sec) * 1000  +  jlong(time.tv_usec / 1000);
 }
 
+void os::javaTimeSystemUTC(jlong &seconds, jlong &nanos) {
+  timeval time;
+  int status = gettimeofday(&time, NULL);
+  assert(status != -1, "bsd error");
+  seconds = jlong(time.tv_sec);
+  nanos = jlong(time.tv_usec) * 1000;
+}
+
 #ifndef __APPLE__
   #ifndef CLOCK_MONOTONIC
     #define CLOCK_MONOTONIC (1)
--- a/src/os/linux/vm/os_linux.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/os/linux/vm/os_linux.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1999, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1999, 2015, 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
@@ -1322,6 +1322,15 @@
   return jlong(time.tv_sec) * 1000  +  jlong(time.tv_usec / 1000);
 }
 
+void os::javaTimeSystemUTC(jlong &seconds, jlong &nanos) {
+  timeval time;
+  int status = gettimeofday(&time, NULL);
+  assert(status != -1, "linux error");
+  seconds = jlong(time.tv_sec);
+  nanos = jlong(time.tv_usec) * 1000;
+}
+
+
 #ifndef CLOCK_MONOTONIC
   #define CLOCK_MONOTONIC (1)
 #endif
--- a/src/os/solaris/vm/os_solaris.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/os/solaris/vm/os_solaris.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -1475,6 +1475,16 @@
   return jlong(t.tv_sec) * 1000  +  jlong(t.tv_usec) / 1000;
 }
 
+void os::javaTimeSystemUTC(jlong &seconds, jlong &nanos) {
+  timeval t;
+  if (gettimeofday(&t, NULL) == -1) {
+    fatal(err_msg("os::javaTimeSystemUTC: gettimeofday (%s)", strerror(errno)));
+  }
+  seconds = jlong(t.tv_sec);
+  nanos = jlong(t.tv_usec) * 1000;
+}
+
+
 jlong os::javaTimeNanos() {
   return (jlong)getTimeNanos();
 }
--- a/src/os/windows/vm/os_windows.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/os/windows/vm/os_windows.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -839,6 +839,12 @@
   return (a - offset()) / 10000;
 }
 
+// Returns time ticks in (10th of micro seconds)
+jlong windows_to_time_ticks(FILETIME wt) {
+  jlong a = jlong_from(wt.dwHighDateTime, wt.dwLowDateTime);
+  return (a - offset());
+}
+
 FILETIME java_to_windows_time(jlong l) {
   jlong a = (l * 10000) + offset();
   FILETIME result;
@@ -874,6 +880,15 @@
   }
 }
 
+void os::javaTimeSystemUTC(jlong &seconds, jlong &nanos) {
+  FILETIME wt;
+  GetSystemTimeAsFileTime(&wt);
+  jlong ticks = windows_to_time_ticks(wt); // 10th of micros
+  jlong secs = jlong(ticks / 10000000); // 10000 * 1000
+  seconds = secs;
+  nanos = jlong(ticks - (secs*10000000)) * 100;
+}
+
 jlong os::javaTimeNanos() {
   if (!win32::_has_performance_count) {
     return javaTimeMillis() * NANOSECS_PER_MILLISEC; // the best we can do.
@@ -1693,7 +1708,7 @@
     }
     break;
 
-  case 6004:
+  case 10000:
     if (is_workstation) {
       st->print("10");
     } else {
--- a/src/share/vm/classfile/verifier.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/classfile/verifier.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1950,7 +1950,7 @@
   InstanceKlass* target_instance = InstanceKlass::cast(target_class);
   fieldDescriptor fd;
   if (is_method) {
-    Method* m = target_instance->uncached_lookup_method(field_name, field_sig, Klass::normal);
+    Method* m = target_instance->uncached_lookup_method(field_name, field_sig, Klass::find_overpass);
     if (m != NULL && m->is_protected()) {
       if (!this_class->is_same_class_package(m->method_holder())) {
         return true;
@@ -2496,7 +2496,7 @@
       Method* m = InstanceKlass::cast(ref_klass)->uncached_lookup_method(
         vmSymbols::object_initializer_name(),
         cp->signature_ref_at(bcs->get_index_u2()),
-        Klass::normal);
+        Klass::find_overpass);
       // Do nothing if method is not found.  Let resolution detect the error.
       if (m != NULL) {
         instanceKlassHandle mh(THREAD, m->method_holder());
--- a/src/share/vm/interpreter/linkResolver.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/interpreter/linkResolver.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -289,11 +289,11 @@
 // returns first instance method
 // Looks up method in classes, then looks up local default methods
 void LinkResolver::lookup_instance_method_in_klasses(methodHandle& result, KlassHandle klass, Symbol* name, Symbol* signature, TRAPS) {
-  Method* result_oop = klass->uncached_lookup_method(name, signature, Klass::normal);
+  Method* result_oop = klass->uncached_lookup_method(name, signature, Klass::find_overpass);
   result = methodHandle(THREAD, result_oop);
   while (!result.is_null() && result->is_static() && result->method_holder()->super() != NULL) {
     KlassHandle super_klass = KlassHandle(THREAD, result->method_holder()->super());
-    result = methodHandle(THREAD, super_klass->uncached_lookup_method(name, signature, Klass::normal));
+    result = methodHandle(THREAD, super_klass->uncached_lookup_method(name, signature, Klass::find_overpass));
   }
 
   if (klass->oop_is_array()) {
@@ -320,7 +320,8 @@
   // First check in default method array
   if (!resolved_method->is_abstract() &&
     (InstanceKlass::cast(klass())->default_methods() != NULL)) {
-    int index = InstanceKlass::find_method_index(InstanceKlass::cast(klass())->default_methods(), name, signature, false, false);
+    int index = InstanceKlass::find_method_index(InstanceKlass::cast(klass())->default_methods(),
+                                                 name, signature, Klass::find_overpass, Klass::find_static);
     if (index >= 0 ) {
       vtable_index = InstanceKlass::cast(klass())->default_vtable_indices()->at(index);
     }
--- a/src/share/vm/memory/universe.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/memory/universe.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -115,6 +115,7 @@
 LatestMethodCache* Universe::_finalizer_register_cache = NULL;
 LatestMethodCache* Universe::_loader_addClass_cache    = NULL;
 LatestMethodCache* Universe::_pd_implies_cache         = NULL;
+LatestMethodCache* Universe::_throw_illegal_access_error_cache = NULL;
 oop Universe::_out_of_memory_error_java_heap          = NULL;
 oop Universe::_out_of_memory_error_metaspace          = NULL;
 oop Universe::_out_of_memory_error_class_metaspace    = NULL;
@@ -130,7 +131,6 @@
 oop Universe::_vm_exception                           = NULL;
 oop Universe::_allocation_context_notification_obj    = NULL;
 
-Method* Universe::_throw_illegal_access_error         = NULL;
 Array<int>* Universe::_the_empty_int_array            = NULL;
 Array<u2>* Universe::_the_empty_short_array           = NULL;
 Array<Klass*>* Universe::_the_empty_klass_array     = NULL;
@@ -236,6 +236,7 @@
   _finalizer_register_cache->serialize(f);
   _loader_addClass_cache->serialize(f);
   _pd_implies_cache->serialize(f);
+  _throw_illegal_access_error_cache->serialize(f);
 }
 
 void Universe::check_alignment(uintx size, uintx alignment, const char* name) {
@@ -664,6 +665,7 @@
   Universe::_finalizer_register_cache = new LatestMethodCache();
   Universe::_loader_addClass_cache    = new LatestMethodCache();
   Universe::_pd_implies_cache         = new LatestMethodCache();
+  Universe::_throw_illegal_access_error_cache = new LatestMethodCache();
 
   if (UseSharedSpaces) {
     // Read the data structures supporting the shared spaces (shared
@@ -1016,7 +1018,8 @@
     tty->print_cr("Unable to link/verify Unsafe.throwIllegalAccessError method");
     return false; // initialization failed (cannot throw exception yet)
   }
-  Universe::_throw_illegal_access_error = m;
+  Universe::_throw_illegal_access_error_cache->init(
+    SystemDictionary::misc_Unsafe_klass(), m);
 
   // Setup method for registering loaded classes in class loader vector
   InstanceKlass::cast(SystemDictionary::ClassLoader_klass())->link_class(CHECK_false);
@@ -1042,7 +1045,7 @@
       return false; // initialization failed
     }
     Universe::_pd_implies_cache->init(
-      SystemDictionary::ProtectionDomain_klass(), m);;
+      SystemDictionary::ProtectionDomain_klass(), m);
   }
 
   // This needs to be done before the first scavenge/gc, since
--- a/src/share/vm/memory/universe.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/memory/universe.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -148,8 +148,7 @@
   static LatestMethodCache* _finalizer_register_cache; // static method for registering finalizable objects
   static LatestMethodCache* _loader_addClass_cache;    // method for registering loaded classes in class loader vector
   static LatestMethodCache* _pd_implies_cache;         // method for checking protection domain attributes
-
-  static Method* _throw_illegal_access_error;
+  static LatestMethodCache* _throw_illegal_access_error_cache; // Unsafe.throwIllegalAccessError() method
 
   // preallocated error objects (no backtrace)
   static oop          _out_of_memory_error_java_heap;
@@ -305,6 +304,7 @@
   static Method*      loader_addClass_method()        { return _loader_addClass_cache->get_method(); }
 
   static Method*      protection_domain_implies_method() { return _pd_implies_cache->get_method(); }
+  static Method*      throw_illegal_access_error()    { return _throw_illegal_access_error_cache->get_method(); }
 
   static oop          null_ptr_exception_instance()   { return _null_ptr_exception_instance;   }
   static oop          arithmetic_exception_instance() { return _arithmetic_exception_instance; }
@@ -314,8 +314,6 @@
   static inline oop   allocation_context_notification_obj();
   static inline void  set_allocation_context_notification_obj(oop obj);
 
-  static Method*      throw_illegal_access_error()    { return _throw_illegal_access_error; }
-
   static Array<int>*       the_empty_int_array()    { return _the_empty_int_array; }
   static Array<u2>*        the_empty_short_array()  { return _the_empty_short_array; }
   static Array<Method*>* the_empty_method_array() { return _the_empty_method_array; }
--- a/src/share/vm/oops/arrayKlass.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/arrayKlass.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -71,10 +71,13 @@
   return super()->find_field(name, sig, fd);
 }
 
-Method* ArrayKlass::uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const {
+Method* ArrayKlass::uncached_lookup_method(Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode) const {
   // There are no methods in an array klass but the super class (Object) has some
   assert(super(), "super klass must be present");
-  return super()->uncached_lookup_method(name, signature, mode);
+  // Always ignore overpass methods in superclasses, although technically the
+  // super klass of an array, (j.l.Object) should not have
+  // any overpass methods present.
+  return super()->uncached_lookup_method(name, signature, Klass::skip_overpass);
 }
 
 ArrayKlass::ArrayKlass(Symbol* name) {
--- a/src/share/vm/oops/arrayKlass.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/arrayKlass.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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 @@
   Klass* find_field(Symbol* name, Symbol* sig, fieldDescriptor* fd) const;
 
   // Lookup operations
-  Method* uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const;
+  Method* uncached_lookup_method(Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode) const;
 
   // Casting from Klass*
   static ArrayKlass* cast(Klass* k) {
--- a/src/share/vm/oops/constantPool.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/constantPool.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -493,12 +493,7 @@
 }
 
 char* ConstantPool::string_at_noresolve(int which) {
-  Symbol* s = unresolved_string_at(which);
-  if (s == NULL) {
-    return (char*)"<pseudo-string>";
-  } else {
-    return unresolved_string_at(which)->as_C_string();
-  }
+  return unresolved_string_at(which)->as_C_string();
 }
 
 BasicType ConstantPool::basic_type_for_signature_at(int which) {
@@ -1828,7 +1823,7 @@
       // explicitly, because it may require scavenging.
       int obj_index = cp_to_object_index(index);
       pseudo_string_at_put(index, obj_index, patch());
-      DEBUG_ONLY(cp_patches->at_put(index, Handle());)
+     DEBUG_ONLY(cp_patches->at_put(index, Handle());)
     }
   }
 #ifdef ASSERT
--- a/src/share/vm/oops/constantPool.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/constantPool.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -48,17 +48,21 @@
 class CPSlot VALUE_OBJ_CLASS_SPEC {
   intptr_t _ptr;
  public:
+  enum TagBits  { _resolved_value = 0, _symbol_bit = 1, _pseudo_bit = 2, _symbol_mask = 3 };
+
   CPSlot(intptr_t ptr): _ptr(ptr) {}
   CPSlot(Klass* ptr): _ptr((intptr_t)ptr) {}
-  CPSlot(Symbol* ptr): _ptr((intptr_t)ptr | 1) {}
+  CPSlot(Symbol* ptr): _ptr((intptr_t)ptr | _symbol_bit) {}
+  CPSlot(Symbol* ptr, int tag_bits): _ptr((intptr_t)ptr | tag_bits) {}
 
   intptr_t value()   { return _ptr; }
-  bool is_resolved()   { return (_ptr & 1) == 0; }
-  bool is_unresolved() { return (_ptr & 1) == 1; }
+  bool is_resolved()      { return (_ptr & _symbol_bit ) == _resolved_value; }
+  bool is_unresolved()    { return (_ptr & _symbol_bit ) != _resolved_value; }
+  bool is_pseudo_string() { return (_ptr & _symbol_mask) == _symbol_bit + _pseudo_bit; }
 
   Symbol* get_symbol() {
     assert(is_unresolved(), "bad call");
-    return (Symbol*)(_ptr & ~1);
+    return (Symbol*)(_ptr & ~_symbol_mask);
   }
   Klass* get_klass() {
     assert(is_resolved(), "bad call");
@@ -261,7 +265,7 @@
 
   void unresolved_string_at_put(int which, Symbol* s) {
     release_tag_at_put(which, JVM_CONSTANT_String);
-    *symbol_at_addr(which) = s;
+    slot_at_put(which, CPSlot(s, CPSlot::_symbol_bit));
   }
 
   void int_at_put(int which, jint i) {
@@ -405,20 +409,18 @@
   // use pseudo-strings to link themselves to related metaobjects.
 
   bool is_pseudo_string_at(int which) {
-    // A pseudo string is a string that doesn't have a symbol in the cpSlot
-    return unresolved_string_at(which) == NULL;
+    assert(tag_at(which).is_string(), "Corrupted constant pool");
+    return slot_at(which).is_pseudo_string();
   }
 
   oop pseudo_string_at(int which, int obj_index) {
-    assert(tag_at(which).is_string(), "Corrupted constant pool");
-    assert(unresolved_string_at(which) == NULL, "shouldn't have symbol");
+    assert(is_pseudo_string_at(which), "must be a pseudo-string");
     oop s = resolved_references()->obj_at(obj_index);
     return s;
   }
 
   oop pseudo_string_at(int which) {
-    assert(tag_at(which).is_string(), "Corrupted constant pool");
-    assert(unresolved_string_at(which) == NULL, "shouldn't have symbol");
+    assert(is_pseudo_string_at(which), "must be a pseudo-string");
     int obj_index = cp_to_object_index(which);
     oop s = resolved_references()->obj_at(obj_index);
     return s;
@@ -426,7 +428,8 @@
 
   void pseudo_string_at_put(int which, int obj_index, oop x) {
     assert(tag_at(which).is_string(), "Corrupted constant pool");
-    unresolved_string_at_put(which, NULL); // indicates patched string
+    Symbol* sym = unresolved_string_at(which);
+    slot_at_put(which, CPSlot(sym, (CPSlot::_symbol_bit | CPSlot::_pseudo_bit)));
     string_at_put(which, obj_index, x);    // this works just fine
   }
 
@@ -443,15 +446,14 @@
 
   Symbol* unresolved_string_at(int which) {
     assert(tag_at(which).is_string(), "Corrupted constant pool");
-    Symbol* s = *symbol_at_addr(which);
-    return s;
+    Symbol* sym = slot_at(which).get_symbol();
+    return sym;
   }
 
   // Returns an UTF8 for a CONSTANT_String entry at a given index.
   // UTF8 char* representation was chosen to avoid conversion of
   // java_lang_Strings at resolved entries into Symbol*s
   // or vice versa.
-  // Caller is responsible for checking for pseudo-strings.
   char* string_at_noresolve(int which);
 
   jint name_and_type_at(int which) {
--- a/src/share/vm/oops/instanceKlass.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/instanceKlass.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -1416,18 +1416,21 @@
 
 // find_method looks up the name/signature in the local methods array
 Method* InstanceKlass::find_method(Symbol* name, Symbol* signature) const {
-  return find_method_impl(name, signature, false);
+  return find_method_impl(name, signature, find_overpass, find_static);
 }
 
-Method* InstanceKlass::find_method_impl(Symbol* name, Symbol* signature, bool skipping_overpass) const {
-  return InstanceKlass::find_method_impl(methods(), name, signature, skipping_overpass, false);
+Method* InstanceKlass::find_method_impl(Symbol* name, Symbol* signature,
+                                        OverpassLookupMode overpass_mode, StaticLookupMode static_mode) const {
+  return InstanceKlass::find_method_impl(methods(), name, signature, overpass_mode, static_mode);
 }
 
 // find_instance_method looks up the name/signature in the local methods array
 // and skips over static methods
 Method* InstanceKlass::find_instance_method(
     Array<Method*>* methods, Symbol* name, Symbol* signature) {
-  Method* meth = InstanceKlass::find_method_impl(methods, name, signature, false, true);
+  Method* meth = InstanceKlass::find_method_impl(methods, name, signature,
+                                                 find_overpass, skip_static);
+  assert(((meth == NULL) || !meth->is_static()), "find_instance_method should have skipped statics");
   return meth;
 }
 
@@ -1440,12 +1443,12 @@
 // find_method looks up the name/signature in the local methods array
 Method* InstanceKlass::find_method(
     Array<Method*>* methods, Symbol* name, Symbol* signature) {
-  return InstanceKlass::find_method_impl(methods, name, signature, false, false);
+  return InstanceKlass::find_method_impl(methods, name, signature, find_overpass, find_static);
 }
 
 Method* InstanceKlass::find_method_impl(
-    Array<Method*>* methods, Symbol* name, Symbol* signature, bool skipping_overpass, bool skipping_static) {
-  int hit = find_method_index(methods, name, signature, skipping_overpass, skipping_static);
+    Array<Method*>* methods, Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode, StaticLookupMode static_mode) {
+  int hit = find_method_index(methods, name, signature, overpass_mode, static_mode);
   return hit >= 0 ? methods->at(hit): NULL;
 }
 
@@ -1463,7 +1466,9 @@
 // is important during method resolution to prefer a static method, for example,
 // over an overpass method.
 int InstanceKlass::find_method_index(
-    Array<Method*>* methods, Symbol* name, Symbol* signature, bool skipping_overpass, bool skipping_static) {
+    Array<Method*>* methods, Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode, StaticLookupMode static_mode) {
+  bool skipping_overpass = (overpass_mode == skip_overpass);
+  bool skipping_static = (static_mode == skip_static);
   int hit = binary_search(methods, name);
   if (hit != -1) {
     Method* m = methods->at(hit);
@@ -1489,7 +1494,7 @@
     }
     // not found
 #ifdef ASSERT
-    int index = skipping_overpass || skipping_static ? -1 : linear_search(methods, name, signature);
+    int index = (skipping_overpass || skipping_static) ? -1 : linear_search(methods, name, signature);
     assert(index == -1, err_msg("binary search should have found entry %d", index));
 #endif
   }
@@ -1515,16 +1520,16 @@
 
 // uncached_lookup_method searches both the local class methods array and all
 // superclasses methods arrays, skipping any overpass methods in superclasses.
-Method* InstanceKlass::uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const {
-  MethodLookupMode lookup_mode = mode;
+Method* InstanceKlass::uncached_lookup_method(Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode) const {
+  OverpassLookupMode overpass_local_mode = overpass_mode;
   Klass* klass = const_cast<InstanceKlass*>(this);
   while (klass != NULL) {
-    Method* method = InstanceKlass::cast(klass)->find_method_impl(name, signature, (lookup_mode == skip_overpass));
+    Method* method = InstanceKlass::cast(klass)->find_method_impl(name, signature, overpass_local_mode, find_static);
     if (method != NULL) {
       return method;
     }
     klass = InstanceKlass::cast(klass)->super();
-    lookup_mode = skip_overpass;   // Always ignore overpass methods in superclasses
+    overpass_local_mode = skip_overpass;   // Always ignore overpass methods in superclasses
   }
   return NULL;
 }
@@ -1554,7 +1559,7 @@
   }
   // Look up interfaces
   if (m == NULL) {
-    m = lookup_method_in_all_interfaces(name, signature, normal);
+    m = lookup_method_in_all_interfaces(name, signature, find_defaults);
   }
   return m;
 }
@@ -1564,7 +1569,7 @@
 // They should only be found in the initial InterfaceMethodRef
 Method* InstanceKlass::lookup_method_in_all_interfaces(Symbol* name,
                                                        Symbol* signature,
-                                                       MethodLookupMode mode) const {
+                                                       DefaultsLookupMode defaults_mode) const {
   Array<Klass*>* all_ifs = transitive_interfaces();
   int num_ifs = all_ifs->length();
   InstanceKlass *ik = NULL;
@@ -1572,7 +1577,7 @@
     ik = InstanceKlass::cast(all_ifs->at(i));
     Method* m = ik->lookup_method(name, signature);
     if (m != NULL && m->is_public() && !m->is_static() &&
-        ((mode != skip_defaults) || !m->is_default_method())) {
+        ((defaults_mode != skip_defaults) || !m->is_default_method())) {
       return m;
     }
   }
--- a/src/share/vm/oops/instanceKlass.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/instanceKlass.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -499,14 +499,15 @@
   static bool method_matches(Method* m, Symbol* signature, bool skipping_overpass, bool skipping_static);
 
   // find a local method index in default_methods (returns -1 if not found)
-  static int find_method_index(Array<Method*>* methods, Symbol* name, Symbol* signature, bool skipping_overpass, bool skipping_static);
+  static int find_method_index(Array<Method*>* methods, Symbol* name, Symbol* signature,
+                               OverpassLookupMode overpass_mode, StaticLookupMode static_mode);
 
   // lookup operation (returns NULL if not found)
-  Method* uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const;
+  Method* uncached_lookup_method(Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode) const;
 
   // lookup a method in all the interfaces that this class implements
   // (returns NULL if not found)
-  Method* lookup_method_in_all_interfaces(Symbol* name, Symbol* signature, MethodLookupMode mode) const;
+  Method* lookup_method_in_all_interfaces(Symbol* name, Symbol* signature, DefaultsLookupMode defaults_mode) const;
 
   // lookup a method in local defaults then in all interfaces
   // (returns NULL if not found)
@@ -1058,8 +1059,10 @@
   Klass* array_klass_impl(bool or_null, TRAPS);
 
   // find a local method (returns NULL if not found)
-  Method* find_method_impl(Symbol* name, Symbol* signature, bool skipping_overpass) const;
-  static Method* find_method_impl(Array<Method*>* methods, Symbol* name, Symbol* signature, bool skipping_overpass, bool skipping_static);
+  Method* find_method_impl(Symbol* name, Symbol* signature,
+                           OverpassLookupMode overpass_mode, StaticLookupMode static_mode) const;
+  static Method* find_method_impl(Array<Method*>* methods, Symbol* name, Symbol* signature,
+                                  OverpassLookupMode overpass_mode, StaticLookupMode static_mode);
 
   // Free CHeap allocated fields.
   void release_C_heap_structures();
--- a/src/share/vm/oops/klass.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/klass.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -140,7 +140,7 @@
   return NULL;
 }
 
-Method* Klass::uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const {
+Method* Klass::uncached_lookup_method(Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode) const {
 #ifdef ASSERT
   tty->print_cr("Error: uncached_lookup_method called on a klass oop."
                 " Likely error: reflection method does not correctly"
--- a/src/share/vm/oops/klass.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/klass.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -164,7 +164,9 @@
   void* operator new(size_t size, ClassLoaderData* loader_data, size_t word_size, TRAPS) throw();
 
  public:
-  enum MethodLookupMode { normal, skip_overpass, skip_defaults };
+  enum DefaultsLookupMode { find_defaults, skip_defaults };
+  enum OverpassLookupMode { find_overpass, skip_overpass };
+  enum StaticLookupMode   { find_static,   skip_static };
 
   bool is_klass() const volatile { return true; }
 
@@ -413,10 +415,10 @@
   // lookup operation for MethodLookupCache
   friend class MethodLookupCache;
   virtual Klass* find_field(Symbol* name, Symbol* signature, fieldDescriptor* fd) const;
-  virtual Method* uncached_lookup_method(Symbol* name, Symbol* signature, MethodLookupMode mode) const;
+  virtual Method* uncached_lookup_method(Symbol* name, Symbol* signature, OverpassLookupMode overpass_mode) const;
  public:
   Method* lookup_method(Symbol* name, Symbol* signature) const {
-    return uncached_lookup_method(name, signature, normal);
+    return uncached_lookup_method(name, signature, find_overpass);
   }
 
   // array class with specific rank
--- a/src/share/vm/oops/klassVtable.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/oops/klassVtable.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -649,7 +649,7 @@
   // this check for all access permissions.
   InstanceKlass *sk = InstanceKlass::cast(super);
   if (sk->has_miranda_methods()) {
-    if (sk->lookup_method_in_all_interfaces(name, signature, Klass::normal) != NULL) {
+    if (sk->lookup_method_in_all_interfaces(name, signature, Klass::find_defaults) != NULL) {
       return false;  // found a matching miranda; we do not need a new entry
     }
   }
@@ -725,7 +725,7 @@
              && mo->method_holder() != NULL
              && mo->method_holder()->super() != NULL)
       {
-         mo = mo->method_holder()->super()->uncached_lookup_method(name, signature, Klass::normal);
+         mo = mo->method_holder()->super()->uncached_lookup_method(name, signature, Klass::find_overpass);
       }
       if (mo == NULL || mo->access_flags().is_private() ) {
         // super class hierarchy does not implement it or protection is different
@@ -770,7 +770,7 @@
       if (is_miranda(im, class_methods, default_methods, super)) { // is it a miranda at all?
         InstanceKlass *sk = InstanceKlass::cast(super);
         // check if it is a duplicate of a super's miranda
-        if (sk->lookup_method_in_all_interfaces(im->name(), im->signature(), Klass::normal) == NULL) {
+        if (sk->lookup_method_in_all_interfaces(im->name(), im->signature(), Klass::find_defaults) == NULL) {
           new_mirandas->append(im);
         }
         if (all_mirandas != NULL) {
--- a/src/share/vm/opto/escape.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/opto/escape.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -206,6 +206,11 @@
     _verify = false;
   }
 #endif
+  // Bytecode analyzer BCEscapeAnalyzer, used for Call nodes
+  // processing, calls to CI to resolve symbols (types, fields, methods)
+  // referenced in bytecode. During symbol resolution VM may throw
+  // an exception which CI cleans and converts to compilation failure.
+  if (C->failing())  return false;
 
   // 2. Finish Graph construction by propagating references to all
   //    java objects through graph.
--- a/src/share/vm/prims/jvm.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/prims/jvm.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -300,6 +300,48 @@
   return os::javaTimeNanos();
 JVM_END
 
+// The function below is actually exposed by sun.misc.VM and not
+// java.lang.System, but we choose to keep it here so that it stays next
+// to JVM_CurrentTimeMillis and JVM_NanoTime
+
+const jlong MAX_DIFF_SECS = 0x0100000000;   //  2^32
+const jlong MIN_DIFF_SECS = -MAX_DIFF_SECS; // -2^32
+
+JVM_LEAF(jlong, JVM_GetNanoTimeAdjustment(JNIEnv *env, jclass ignored, jlong offset_secs))
+  JVMWrapper("JVM_GetNanoTimeAdjustment");
+  jlong seconds;
+  jlong nanos;
+
+  os::javaTimeSystemUTC(seconds, nanos);
+
+  // We're going to verify that the result can fit in a long.
+  // For that we need the difference in seconds between 'seconds'
+  // and 'offset_secs' to be such that:
+  //     |seconds - offset_secs| < (2^63/10^9)
+  // We're going to approximate 10^9 ~< 2^30 (1000^3 ~< 1024^3)
+  // which makes |seconds - offset_secs| < 2^33
+  // and we will prefer +/- 2^32 as the maximum acceptable diff
+  // as 2^32 has a more natural feel than 2^33...
+  //
+  // So if |seconds - offset_secs| >= 2^32 - we return a special
+  // sentinel value (-1) which the caller should take as an
+  // exception value indicating that the offset given to us is
+  // too far from range of the current time - leading to too big
+  // a nano adjustment. The caller is expected to recover by
+  // computing a more accurate offset and calling this method
+  // again. (For the record 2^32 secs is ~136 years, so that
+  // should rarely happen)
+  //
+  jlong diff = seconds - offset_secs;
+  if (diff >= MAX_DIFF_SECS || diff <= MIN_DIFF_SECS) {
+     return -1; // sentinel value: the offset is too far off the target
+  }
+
+  // return the adjustment. If you compute a time by adding
+  // this number of nanoseconds along with the number of seconds
+  // in the offset you should get the current UTC time.
+  return (diff * (jlong)1000000000) + nanos;
+JVM_END
 
 JVM_ENTRY(void, JVM_ArrayCopy(JNIEnv *env, jclass ignored, jobject src, jint src_pos,
                                jobject dst, jint dst_pos, jint length))
@@ -1167,7 +1209,7 @@
   Method* m_oop = object->klass()->uncached_lookup_method(
                                            vmSymbols::run_method_name(),
                                            vmSymbols::void_object_signature(),
-                                           Klass::normal);
+                                           Klass::find_overpass);
   methodHandle m (THREAD, m_oop);
   if (m.is_null() || !m->is_method() || !m()->is_public() || m()->is_static()) {
     THROW_MSG_0(vmSymbols::java_lang_InternalError(), "No run method");
--- a/src/share/vm/prims/jvm.h	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/prims/jvm.h	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -131,6 +131,9 @@
 JNIEXPORT jlong JNICALL
 JVM_NanoTime(JNIEnv *env, jclass ignored);
 
+JNIEXPORT jlong JNICALL
+JVM_GetNanoTimeAdjustment(JNIEnv *env, jclass ignored, jlong offset_secs);
+
 JNIEXPORT void JNICALL
 JVM_ArrayCopy(JNIEnv *env, jclass ignored, jobject src, jint src_pos,
               jobject dst, jint dst_pos, jint length);
--- a/src/share/vm/prims/jvmtiRedefineClasses.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/prims/jvmtiRedefineClasses.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -3376,7 +3376,9 @@
     // not yet in the vtable, because the vtable setup is in progress.
     // This must be done after we adjust the default_methods and
     // default_vtable_indices for methods already in the vtable.
+    // If redefining Unsafe, walk all the vtables looking for entries.
     if (ik->vtable_length() > 0 && (_the_class_oop->is_interface()
+        || _the_class_oop == SystemDictionary::misc_Unsafe_klass()
         || ik->is_subtype_of(_the_class_oop))) {
       // ik->vtable() creates a wrapper object; rm cleans it up
       ResourceMark rm(_thread);
@@ -3396,7 +3398,9 @@
     // interface, then we have to call adjust_method_entries() for
     // every InstanceKlass that has an itable since there isn't a
     // subclass relationship between an interface and an InstanceKlass.
+    // If redefining Unsafe, walk all the itables looking for entries.
     if (ik->itable_length() > 0 && (_the_class_oop->is_interface()
+        || _the_class_oop == SystemDictionary::misc_Unsafe_klass()
         || ik->is_subclass_of(_the_class_oop))) {
       // ik->itable() creates a wrapper object; rm cleans it up
       ResourceMark rm(_thread);
--- a/src/share/vm/prims/methodComparator.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/prims/methodComparator.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2015, 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
@@ -405,6 +405,8 @@
     if (strcmp(_old_cp->string_at_noresolve(cpi_old),
                _new_cp->string_at_noresolve(cpi_new)) != 0)
       return false;
+    if (_old_cp->is_pseudo_string_at(cpi_old) || _new_cp->is_pseudo_string_at(cpi_new))
+      return (_old_cp->is_pseudo_string_at(cpi_old) == _new_cp->is_pseudo_string_at(cpi_new));
   } else if (tag_old.is_klass() || tag_old.is_unresolved_klass()) {
     // tag_old should be klass - 4881222
     if (! (tag_new.is_unresolved_klass() || tag_new.is_klass()))
--- a/src/share/vm/prims/nativeLookup.cpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/prims/nativeLookup.cpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -393,7 +393,7 @@
 
   // Find method and invoke standard lookup
   methodHandle method (THREAD,
-                       klass->uncached_lookup_method(m_name, s_name, Klass::normal));
+                       klass->uncached_lookup_method(m_name, s_name, Klass::find_overpass));
   address result = lookup(method, in_base_library, CATCH);
   assert(in_base_library, "must be in basic library");
   guarantee(result != NULL, "must be non NULL");
--- a/src/share/vm/runtime/os.hpp	Mon Feb 02 15:19:24 2015 +0100
+++ b/src/share/vm/runtime/os.hpp	Mon Feb 02 14:35:24 2015 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 1997, 2014, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 1997, 2015, 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
@@ -173,10 +173,10 @@
   static jlong  javaTimeMillis();
   static jlong  javaTimeNanos();
   static void   javaTimeNanos_info(jvmtiTimerInfo *info_ptr);
+  static void   javaTimeSystemUTC(jlong &seconds, jlong &nanos);
   static void   run_periodic_checks();
   static bool   supports_monotonic_clock();
 
-
   // Returns the elapsed time in seconds since the vm started.
   static double elapsedTime();
 
--- a/test/compiler/codecache/stress/OverloadCompileQueueTest.java	Mon Feb 02 15:19:24 2015 +0100
+++ b/test/compiler/codecache/stress/OverloadCompileQueueTest.java	Mon Feb 02 14:35:24 2015 +0000
@@ -30,6 +30,7 @@
 /*
  * @test OverloadCompileQueueTest
  * @library /testlibrary /../../test/lib
+ * @ignore 8071905
  * @build OverloadCompileQueueTest
  * @run main ClassFileInstaller sun.hotspot.WhiteBox
  *                              sun.hotspot.WhiteBox$WhiteBoxPermission
--- a/test/compiler/jsr292/RedefineMethodUsedByMultipleMethodHandles.java	Mon Feb 02 15:19:24 2015 +0100
+++ b/test/compiler/jsr292/RedefineMethodUsedByMultipleMethodHandles.java	Mon Feb 02 14:35:24 2015 +0000
@@ -26,7 +26,6 @@
  * @bug 8042235
  * @summary redefining method used by multiple MethodHandles crashes VM
  * @compile -XDignore.symbol.file RedefineMethodUsedByMultipleMethodHandles.java
- * @ignore 7076820
  * @run main RedefineMethodUsedByMultipleMethodHandles
  */
 
--- a/test/compiler/profiling/spectrapredefineclass/Launcher.java	Mon Feb 02 15:19:24 2015 +0100
+++ b/test/compiler/profiling/spectrapredefineclass/Launcher.java	Mon Feb 02 14:35:24 2015 +0000
@@ -28,7 +28,6 @@
  * @bug 8038636
  * @library /testlibrary
  * @build Agent
- * @ignore 7076820
  * @run main ClassFileInstaller Agent
  * @run main Launcher
  * @run main/othervm -XX:-TieredCompilation -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:TypeProfileLevel=222 -XX:ReservedCodeCacheSize=3M Agent
--- a/test/compiler/profiling/spectrapredefineclass_classloaders/Launcher.java	Mon Feb 02 15:19:24 2015 +0100
+++ b/test/compiler/profiling/spectrapredefineclass_classloaders/Launcher.java	Mon Feb 02 14:35:24 2015 +0000
@@ -28,7 +28,6 @@
  * @bug 8040237
  * @library /testlibrary
  * @build Agent Test A B
- * @ignore 7076820
  * @run main ClassFileInstaller Agent
  * @run main Launcher
  * @run main/othervm -XX:-TieredCompilation -XX:-BackgroundCompilation -XX:-UseOnStackReplacement -XX:TypeProfileLevel=222 -XX:ReservedCodeCacheSize=3M Agent
--- a/test/gc/metaspace/CompressedClassSpaceSizeInJmapHeap.java	Mon Feb 02 15:19:24 2015 +0100
+++ b/test/gc/metaspace/CompressedClassSpaceSizeInJmapHeap.java	Mon Feb 02 14:35:24 2015 +0000
@@ -41,6 +41,10 @@
             // Compressed Class Space is only available on 64-bit JVMs
             return;
         }
+        if (!Platform.shouldSAAttach()) {
+            System.out.println("SA attach not expected to work - test skipped.");
+            return;
+        }
 
         String pid = Integer.toString(ProcessTools.getProcessId());
 
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/AllocateInstance.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies the behaviour of Unsafe.allocateInstance
+ * @library /testlibrary
+ * @run main AllocateInstance
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class AllocateInstance {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+
+        // allocateInstance() should not result in a call to the constructor
+        TestClass tc = (TestClass)unsafe.allocateInstance(TestClass.class);
+        assertFalse(tc.calledConstructor);
+
+        // allocateInstance() on an abstract class should result in an InstantiationException
+        try {
+            AbstractClass ac = (AbstractClass)unsafe.allocateInstance(AbstractClass.class);
+            throw new RuntimeException("Did not get expected InstantiationException");
+        } catch (InstantiationException e) {
+            // Expected
+        }
+    }
+
+    class TestClass {
+        public boolean calledConstructor = false;
+
+        public TestClass() {
+            calledConstructor = true;
+        }
+    }
+
+    abstract class AbstractClass {
+        public AbstractClass() {}
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/AllocateMemory.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies behaviour of Unsafe.allocateMemory
+ * @library /testlibrary
+ * @run main/othervm -XX:+UnlockDiagnosticVMOptions -XX:MallocMaxTestWords=20m AllocateMemory
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class AllocateMemory {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+
+        // Allocate a byte, write to the location and read back the value
+        long address = unsafe.allocateMemory(1);
+        assertNotEquals(address, 0L);
+
+        unsafe.putByte(address, Byte.MAX_VALUE);
+        assertEquals(Byte.MAX_VALUE, unsafe.getByte(address));
+        unsafe.freeMemory(address);
+
+        // Call to allocateMemory() with a negative value should result in an IllegalArgumentException
+        try {
+            address = unsafe.allocateMemory(-1);
+            throw new RuntimeException("Did not get expected IllegalArgumentException");
+        } catch (IllegalArgumentException e) {
+            // Expected
+            assertNotEquals(address, 0L);
+        }
+
+        // allocateMemory() should throw an OutOfMemoryError when the underlying malloc fails,
+        // we test this by limiting the malloc using -XX:MallocMaxTestWords
+        try {
+            address = unsafe.allocateMemory(20 * 1024 * 1024 * 8);
+        } catch (OutOfMemoryError e) {
+            // Expected
+            return;
+        }
+        throw new RuntimeException("Did not get expected OutOfMemoryError");
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/CopyMemory.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies behaviour of Unsafe.copyMemory
+ * @library /testlibrary
+ * @run main CopyMemory
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class CopyMemory {
+    final static int LENGTH = 8;
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        long src = unsafe.allocateMemory(LENGTH);
+        long dst = unsafe.allocateMemory(LENGTH);
+        assertNotEquals(src, 0L);
+        assertNotEquals(dst, 0L);
+
+        // call copyMemory() with different lengths and verify the contents of
+        // the destination array
+        for (int i = 0; i < LENGTH; i++) {
+            unsafe.putByte(src + i, (byte)i);
+            unsafe.copyMemory(src, dst, i);
+            for (int j = 0; j < i; j++) {
+                assertEquals(unsafe.getByte(src + j), unsafe.getByte(src + j));
+            }
+        }
+        unsafe.freeMemory(src);
+        unsafe.freeMemory(dst);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/DefineClass.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies the behaviour of Unsafe.defineClass
+ * @library /testlibrary
+ * @run main DefineClass
+ */
+
+import java.security.ProtectionDomain;
+import java.io.InputStream;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class DefineClass {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        TestClassLoader classloader = new TestClassLoader();
+        ProtectionDomain pd = new ProtectionDomain(null, null);
+
+        byte klassbuf[] = InMemoryJavaCompiler.compile("TestClass", "class TestClass { }");
+
+        // Invalid class data
+        try {
+            unsafe.defineClass(null, klassbuf, 4, klassbuf.length - 4, classloader, pd);
+            throw new RuntimeException("defineClass did not throw expected ClassFormatError");
+        } catch (ClassFormatError e) {
+            // Expected
+        }
+
+        // Negative offset
+        try {
+            unsafe.defineClass(null, klassbuf, -1, klassbuf.length, classloader, pd);
+            throw new RuntimeException("defineClass did not throw expected IndexOutOfBoundsException");
+        } catch (IndexOutOfBoundsException e) {
+            // Expected
+        }
+
+        // Negative length
+        try {
+            unsafe.defineClass(null, klassbuf, 0, -1, classloader, pd);
+            throw new RuntimeException("defineClass did not throw expected IndexOutOfBoundsException");
+        } catch (IndexOutOfBoundsException e) {
+            // Expected
+        }
+
+        // Offset greater than klassbuf.length
+        try {
+            unsafe.defineClass(null, klassbuf, klassbuf.length + 1, klassbuf.length, classloader, pd);
+            throw new RuntimeException("defineClass did not throw expected IndexOutOfBoundsException");
+        } catch (IndexOutOfBoundsException e) {
+            // Expected
+        }
+
+        // Length greater than klassbuf.length
+        try {
+            unsafe.defineClass(null, klassbuf, 0, klassbuf.length + 1, classloader, pd);
+            throw new RuntimeException("defineClass did not throw expected IndexOutOfBoundsException");
+        } catch (IndexOutOfBoundsException e) {
+            // Expected
+        }
+
+        Class klass = unsafe.defineClass(null, klassbuf, 0, klassbuf.length, classloader, pd);
+        assertEquals(klass.getClassLoader(), classloader);
+        assertEquals(klass.getProtectionDomain(), pd);
+    }
+
+    private static class TestClassLoader extends ClassLoader {
+        public TestClassLoader(ClassLoader parent) {
+            super(parent);
+        }
+
+        public TestClassLoader() {
+            super();
+        }
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/FieldOffset.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies the behaviour of Unsafe.fieldOffset
+ * @library /testlibrary
+ * @run main FieldOffset
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import java.lang.reflect.*;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class FieldOffset {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Field fields[] = Test.class.getDeclaredFields();
+
+        for (int i = 0; i < fields.length; i++) {
+            int offset = unsafe.fieldOffset(fields[i]);
+            // Ensure we got a valid offset value back
+            assertNotEquals(offset, unsafe.INVALID_FIELD_OFFSET);
+
+            // Make sure the field offset is unique
+            for (int j = 0; j < i; j++) {
+                assertNotEquals(offset, unsafe.fieldOffset(fields[j]));
+            }
+        }
+    }
+
+    class Test {
+        boolean booleanField;
+        byte byteField;
+        char charField;
+        double doubleField;
+        float floatField;
+        int intField;
+        long longField;
+        Object objectField;
+        short shortField;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetField.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies behaviour of Unsafe.getField
+ * @library /testlibrary
+ * @run main GetField
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import java.lang.reflect.*;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetField {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        // Unsafe.INVALID_FIELD_OFFSET is a static final int field,
+        // make sure getField returns the correct field
+        Field field = Unsafe.class.getField("INVALID_FIELD_OFFSET");
+        assertNotEquals(field.getModifiers() & Modifier.FINAL, 0);
+        assertNotEquals(field.getModifiers() & Modifier.STATIC, 0);
+        assertEquals(field.getType(), int.class);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutAddress.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * Verify behaviour of Unsafe.get/putAddress and Unsafe.addressSize
+ * @library /testlibrary
+ * @run main GetPutAddress
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutAddress {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        int addressSize = unsafe.addressSize();
+        // Ensure the size returned from Unsafe.addressSize is correct
+        assertEquals(unsafe.addressSize(), Platform.is32bit() ? 4 : 8);
+
+        // Write the address, read it back and make sure it's the same value
+        long address = unsafe.allocateMemory(addressSize);
+        unsafe.putAddress(address, address);
+        long readAddress = unsafe.getAddress(address);
+        if (addressSize == 4) {
+          readAddress &= 0x00000000FFFFFFFFL;
+        }
+        assertEquals(address, readAddress);
+        unsafe.freeMemory(address);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutBoolean.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putBoolean
+ * @library /testlibrary
+ * @run main GetPutBoolean
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutBoolean {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("b1");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals(false, unsafe.getBoolean(t, offset));
+        unsafe.putBoolean(t, offset, true);
+        assertEquals(true, unsafe.getBoolean(t, offset));
+
+        boolean arrayBoolean[] = { true, false, false, true };
+        int scale = unsafe.arrayIndexScale(arrayBoolean.getClass());
+        offset = unsafe.arrayBaseOffset(arrayBoolean.getClass());
+        for (int i = 0; i < arrayBoolean.length; i++) {
+            assertEquals(unsafe.getBoolean(arrayBoolean, offset), arrayBoolean[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public boolean b1 = false;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutByte.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putByte
+ * @library /testlibrary
+ * @run main GetPutByte
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutByte {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("b");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals((byte)0, unsafe.getByte(t, offset));
+        unsafe.putByte(t, offset, (byte)1);
+        assertEquals((byte)1, unsafe.getByte(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putByte(address, (byte)2);
+        assertEquals((byte)2, unsafe.getByte(address));
+        unsafe.freeMemory(address);
+
+        byte arrayByte[] = { -1, 0, 1, 2 };
+        int scale = unsafe.arrayIndexScale(arrayByte.getClass());
+        offset = unsafe.arrayBaseOffset(arrayByte.getClass());
+        for (int i = 0; i < arrayByte.length; i++) {
+            assertEquals(unsafe.getByte(arrayByte, offset), arrayByte[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public byte b = 0;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutChar.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putChar
+ * @library /testlibrary
+ * @run main GetPutChar
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutChar {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("c");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals('\u0000', unsafe.getChar(t, offset));
+        unsafe.putChar(t, offset, '\u0001');
+        assertEquals('\u0001', unsafe.getChar(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putChar(address, '\u0002');
+        assertEquals('\u0002', unsafe.getChar(address));
+        unsafe.freeMemory(address);
+
+        char arrayChar[] = { '\uabcd', '\u00ff', '\uff00', };
+        int scale = unsafe.arrayIndexScale(arrayChar.getClass());
+        offset = unsafe.arrayBaseOffset(arrayChar.getClass());
+        for (int i = 0; i < arrayChar.length; i++) {
+            assertEquals(unsafe.getChar(arrayChar, offset), arrayChar[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public char c = '\u0000';
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutDouble.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putDouble
+ * @library /testlibrary
+ * @run main GetPutDouble
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutDouble {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("d");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals(-1.0, unsafe.getDouble(t, offset));
+        unsafe.putDouble(t, offset, 0.0);
+        assertEquals(0.0, unsafe.getDouble(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putDouble(address, 1.0);
+        assertEquals(1.0, unsafe.getDouble(address));
+        unsafe.freeMemory(address);
+
+        double arrayDouble[] = { -1.0, 0.0, 1.0, 2.0 };
+        int scale = unsafe.arrayIndexScale(arrayDouble.getClass());
+        offset = unsafe.arrayBaseOffset(arrayDouble.getClass());
+        for (int i = 0; i < arrayDouble.length; i++) {
+            assertEquals(unsafe.getDouble(arrayDouble, offset), arrayDouble[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public double d = -1.0;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutFloat.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putFloat
+ * @library /testlibrary
+ * @run main GetPutFloat
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutFloat {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("f");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals(-1.0f, unsafe.getFloat(t, offset));
+        unsafe.putFloat(t, offset, 0.0f);
+        assertEquals(0.0f, unsafe.getFloat(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putFloat(address, 1.0f);
+        assertEquals(1.0f, unsafe.getFloat(address));
+        unsafe.freeMemory(address);
+
+        float arrayFloat[] = { -1.0f, 0.0f, 1.0f, 2.0f };
+        int scale = unsafe.arrayIndexScale(arrayFloat.getClass());
+        offset = unsafe.arrayBaseOffset(arrayFloat.getClass());
+        for (int i = 0; i < arrayFloat.length; i++) {
+            assertEquals(unsafe.getFloat(arrayFloat, offset), arrayFloat[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public float f = -1.0f;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutInt.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @library /testlibrary
+ * @run main GetPutInt
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutInt {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("i");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals(-1, unsafe.getInt(t, offset));
+        unsafe.putInt(t, offset, 0);
+        assertEquals(0, unsafe.getInt(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putInt(address, 1);
+        assertEquals(1, unsafe.getInt(address));
+        unsafe.freeMemory(address);
+
+        int arrayInt[] = { -1, 0, 1, 2 };
+        int scale = unsafe.arrayIndexScale(arrayInt.getClass());
+        offset = unsafe.arrayBaseOffset(arrayInt.getClass());
+        for (int i = 0; i < arrayInt.length; i++) {
+            assertEquals(unsafe.getInt(arrayInt, offset), arrayInt[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public int i = -1;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutLong.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putLong
+ * @library /testlibrary
+ * @run main GetPutLong
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutLong {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("l");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals(-1L, unsafe.getLong(t, offset));
+        unsafe.putLong(t, offset, 0L);
+        assertEquals(0L, unsafe.getLong(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putLong(address, 1L);
+        assertEquals(1L, unsafe.getLong(address));
+        unsafe.freeMemory(address);
+
+        long arrayLong[] = { -1, 0, 1, 2 };
+        int scale = unsafe.arrayIndexScale(arrayLong.getClass());
+        offset = unsafe.arrayBaseOffset(arrayLong.getClass());
+        for (int i = 0; i < arrayLong.length; i++) {
+            assertEquals(unsafe.getLong(arrayLong, offset), arrayLong[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public long l = -1L;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutObject.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putObject
+ * @library /testlibrary
+ * @run main GetPutObject
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutObject {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Object o = new Object();
+        Field field = Test.class.getField("o");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals(t.o, unsafe.getObject(t, offset));
+
+        unsafe.putObject(t, offset, o);
+        assertEquals(o, unsafe.getObject(t, offset));
+
+        Object arrayObject[] = { unsafe, null, new Object() };
+        int scale = unsafe.arrayIndexScale(arrayObject.getClass());
+        offset = unsafe.arrayBaseOffset(arrayObject.getClass());
+        for (int i = 0; i < arrayObject.length; i++) {
+            assertEquals(unsafe.getObject(arrayObject, offset), arrayObject[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public Object o = new Object();
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetPutShort.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,64 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify behaviour of Unsafe.get/putShort
+ * @library /testlibrary
+ * @run main GetPutShort
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetPutShort {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        Test t = new Test();
+        Field field = Test.class.getField("s");
+
+        int offset = unsafe.fieldOffset(field);
+        assertEquals((short)-1, unsafe.getShort(t, offset));
+        unsafe.putShort(t, offset, (short)0);
+        assertEquals((short)0, unsafe.getShort(t, offset));
+
+        long address = unsafe.allocateMemory(8);
+        unsafe.putShort(address, (short)1);
+        assertEquals((short)1, unsafe.getShort(address));
+        unsafe.freeMemory(address);
+
+        short arrayShort[] = { -1, 0, 1, 2 };
+        int scale = unsafe.arrayIndexScale(arrayShort.getClass());
+        offset = unsafe.arrayBaseOffset(arrayShort.getClass());
+        for (int i = 0; i < arrayShort.length; i++) {
+            assertEquals(unsafe.getShort(arrayShort, offset), arrayShort[i]);
+            offset += scale;
+        }
+    }
+
+    static class Test {
+        public short s = -1;
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/GetUnsafe.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies that getUnsafe() actually throws SecurityException when unsafeAccess is prohibited.
+ * @library /testlibrary
+ * @run main GetUnsafe
+ */
+
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class GetUnsafe {
+    public static void main(String args[]) throws Exception {
+        try {
+            Unsafe unsafe = Unsafe.getUnsafe();
+        } catch (SecurityException e) {
+            // Expected
+            return;
+        }
+        throw new RuntimeException("Did not get expected SecurityException");
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/PageSize.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Make sure pageSize() returns a value that is a power of two
+ * @library /testlibrary
+ * @run main PageSize
+ */
+
+import java.lang.reflect.Field;
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class PageSize {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        int pageSize = unsafe.pageSize();
+
+        for (int n = 1; n != 0; n <<= 1) {
+            if (pageSize == n) {
+                return;
+            }
+        }
+        throw new RuntimeException("Expected pagesize to be a power of two, actual pagesize:" + pageSize);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/SetMemory.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verifies that setMemory works correctly
+ * @library /testlibrary
+ * @run main SetMemory
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class SetMemory {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        long address = unsafe.allocateMemory(1);
+        assertNotEquals(address, 0L);
+        unsafe.setMemory(address, 1, (byte)17);
+        assertEquals((byte)17, unsafe.getByte(address));
+        unsafe.freeMemory(address);
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/Unsafe/ThrowException.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/*
+ * @test
+ * @summary Verify that throwException() can throw an exception
+ * @library /testlibrary
+ * @run main ThrowException
+ */
+
+import com.oracle.java.testlibrary.*;
+import sun.misc.Unsafe;
+import static com.oracle.java.testlibrary.Asserts.*;
+
+public class ThrowException {
+    public static void main(String args[]) throws Exception {
+        Unsafe unsafe = Utils.getUnsafe();
+        try {
+            unsafe.throwException(new TestException());
+        } catch (Throwable t) {
+            if (t instanceof TestException) {
+                return;
+            }
+            throw t;
+        }
+        throw new RuntimeException("Did not throw expected TestException");
+    }
+    static class TestException extends Exception {}
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/serviceability/jvmti/TestLambdaFormRetransformation.java	Mon Feb 02 14:35:24 2015 +0000
@@ -0,0 +1,138 @@
+
+/*
+ * Copyright (c) 2015, 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.
+ */
+
+/**
+ * @test
+ * @bug 8008678
+ * @summary JSR 292: constant pool reconstitution must support pseudo strings
+ * @library /testlibrary
+ * @compile -XDignore.symbol.file TestLambdaFormRetransformation.java
+ * @run main TestLambdaFormRetransformation
+ */
+
+import java.io.IOException;
+import java.lang.instrument.ClassFileTransformer;
+import java.lang.instrument.IllegalClassFormatException;
+import java.lang.instrument.Instrumentation;
+import java.lang.instrument.UnmodifiableClassException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.security.ProtectionDomain;
+import java.util.Arrays;
+
+import com.oracle.java.testlibrary.ExitCode;
+import com.oracle.java.testlibrary.OutputAnalyzer;
+import com.oracle.java.testlibrary.ProcessTools;
+
+public class TestLambdaFormRetransformation {
+    private static String MANIFEST = String.format("Manifest-Version: 1.0\n" +
+                                                   "Premain-Class: %s\n" +
+                                                   "Can-Retransform-Classes: true\n",
+                                                   Agent.class.getName());
+
+    private static String CP = System.getProperty("test.classes");
+
+    public static void main(String args[]) throws Throwable {
+        Path agent = TestLambdaFormRetransformation.buildAgent();
+        OutputAnalyzer oa = ProcessTools.executeTestJvm("-javaagent:" +
+                                agent.toAbsolutePath().toString(), "-version");
+        oa.shouldHaveExitValue(ExitCode.OK.value);
+    }
+
+    private static Path buildAgent() throws IOException {
+        Path manifest = TestLambdaFormRetransformation.createManifest();
+        Path jar = Files.createTempFile(Paths.get("."), null, ".jar");
+
+        String[] args = new String[] {
+            "-cfm",
+            jar.toAbsolutePath().toString(),
+            manifest.toAbsolutePath().toString(),
+            "-C",
+            TestLambdaFormRetransformation.CP,
+            Agent.class.getName() + ".class"
+        };
+
+        sun.tools.jar.Main jarTool = new sun.tools.jar.Main(System.out, System.err, "jar");
+
+        if (!jarTool.run(args)) {
+            throw new Error("jar failed: args=" + Arrays.toString(args));
+        }
+        return jar;
+    }
+
+    private static Path createManifest() throws IOException {
+        Path manifest = Files.createTempFile(Paths.get("."), null, ".mf");
+        byte[] manifestBytes = TestLambdaFormRetransformation.MANIFEST.getBytes();
+        Files.write(manifest, manifestBytes);
+        return manifest;
+    }
+}
+
+class Agent implements ClassFileTransformer {
+    private static Runnable lambda = () -> {
+        System.out.println("I'll crash you!");
+    };
+
+    public static void premain(String args, Instrumentation instrumentation) {
+        if (!instrumentation.isRetransformClassesSupported()) {
+            System.out.println("Class retransformation is not supported.");
+            return;
+        }
+        System.out.println("Calling lambda to ensure that lambda forms were created");
+
+        Agent.lambda.run();
+
+        System.out.println("Registering class file transformer");
+
+        instrumentation.addTransformer(new Agent());
+
+        for (Class c : instrumentation.getAllLoadedClasses()) {
+            if (c.getName().contains("LambdaForm") &&
+                instrumentation.isModifiableClass(c)) {
+                System.out.format("We've found a modifiable lambda form: %s%n", c.getName());
+                try {
+                    instrumentation.retransformClasses(c);
+                } catch (UnmodifiableClassException e) {
+                    throw new AssertionError("Modification of modifiable class " +
+                                             "caused UnmodifiableClassException", e);
+                }
+            }
+        }
+    }
+
+    public static void main(String args[]) {
+    }
+
+    @Override
+    public byte[] transform(ClassLoader loader,
+                            String className,
+                            Class<?> classBeingRedefined,
+                            ProtectionDomain protectionDomain,
+                            byte[] classfileBuffer
+                           ) throws IllegalClassFormatException {
+        System.out.println("Transforming " + className);
+        return classfileBuffer.clone();
+    }
+}