changeset 7495:c3f74da22836

Merge
author iignatyev
date Fri, 28 Nov 2014 16:59:12 +0000
parents 4d1463933e28 9cc45ff7c3cc
children ea149bbe1727
files make/solaris/makefiles/add_gnu_debuglink.make make/solaris/makefiles/fix_empty_sec_hdr_flags.make src/os/solaris/add_gnu_debuglink/add_gnu_debuglink.c src/os/solaris/fix_empty_sec_hdr_flags/fix_empty_sec_hdr_flags.c test/gc/concurrentMarkSweep/CheckAllocateAndSystemGC.java test/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java test/gc/startup_warnings/TestCMSForegroundFlags.java
diffstat 199 files changed, 1590 insertions(+), 1972 deletions(-) [+]
line wrap: on
line diff
--- a/.hgtags	Fri Nov 28 19:49:16 2014 +0300
+++ b/.hgtags	Fri Nov 28 16:59:12 2014 +0000
@@ -442,3 +442,4 @@
 b1c2dd843f247a1db19e1e85eb62ca405f72dc26 jdk9-b37
 c363a8b87e477ee45d6d3cb2a36cb365141bc596 jdk9-b38
 9cb75e5e394827ccbaf2e15524108a412dc4ddc5 jdk9-b39
+6b09b3193d731e3288e2a240c504a20d0a06c766 jdk9-b40
--- a/agent/src/share/classes/sun/jvm/hotspot/oops/OopUtilities.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/agent/src/share/classes/sun/jvm/hotspot/oops/OopUtilities.java	Fri Nov 28 16:59:12 2014 +0000
@@ -219,7 +219,7 @@
     if (threadNameField == null) {
       SystemDictionary sysDict = VM.getVM().getSystemDictionary();
       InstanceKlass k = sysDict.getThreadKlass();
-      threadNameField  = (OopField) k.findField("name", "[C");
+      threadNameField  = (OopField) k.findField("name", "Ljava/lang/String;");
       threadGroupField = (OopField) k.findField("group", "Ljava/lang/ThreadGroup;");
       threadEETopField = (LongField) k.findField("eetop", "J");
       threadTIDField = (LongField) k.findField("tid", "J");
@@ -258,7 +258,7 @@
 
   public static String threadOopGetName(Oop threadOop) {
     initThreadFields();
-    return charArrayToString((TypeArray) threadNameField.getValue(threadOop));
+    return stringOopToString(threadNameField.getValue(threadOop));
   }
 
   /** May return null if, e.g., thread was not started */
--- a/make/bsd/makefiles/sa.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/bsd/makefiles/sa.make	Fri Nov 28 16:59:12 2014 +0000
@@ -40,6 +40,8 @@
 
 include $(GAMMADIR)/make/sa.files
 
+-include $(HS_ALT_MAKE)/bsd/makefiles/sa.make
+
 TOPDIR    = $(shell echo `pwd`)
 GENERATED = $(TOPDIR)/../generated
 
--- a/make/linux/makefiles/gcc.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/linux/makefiles/gcc.make	Fri Nov 28 16:59:12 2014 +0000
@@ -214,7 +214,7 @@
   WARNINGS_ARE_ERRORS += -Wno-return-type -Wno-empty-body
 endif
 
-WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value -Wformat=2
+WARNING_FLAGS = -Wpointer-arith -Wsign-compare -Wundef -Wunused-function -Wunused-value -Wformat=2 -Wreturn-type
 
 ifeq ($(USE_CLANG),)
   # Since GCC 4.3, -Wconversion has changed its meanings to warn these implicit
--- a/make/solaris/makefiles/add_gnu_debuglink.make	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,54 +0,0 @@
-#
-# Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
-# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
-#
-# This code is free software; you can redistribute it and/or modify it
-# 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.
-#  
-#
-
-# Rules to build add_gnu_debuglink, used by vm.make on Solaris
-
-# Allow $(ADD_GNU_DEBUGLINK) to be called from any directory.
-# We don't set or use the GENERATED macro to avoid affecting
-# other HotSpot Makefiles.
-TOPDIR                    = $(shell echo `pwd`)
-ADD_GNU_DEBUGLINK         = $(TOPDIR)/../generated/add_gnu_debuglink
-
-ADD_GNU_DEBUGLINK_DIR     = $(GAMMADIR)/src/os/solaris/add_gnu_debuglink
-ADD_GNU_DEBUGLINK_SRC     = $(ADD_GNU_DEBUGLINK_DIR)/add_gnu_debuglink.c
-ADD_GNU_DEBUGLINK_FLAGS   = 
-LIBS_ADD_GNU_DEBUGLINK   += -lelf
-
-ifeq ("${Platform_compiler}", "sparcWorks")
-# Enable the following ADD_GNU_DEBUGLINK_FLAGS addition if you need to
-# compare the built ELF objects.
-#
-# The -g option makes static data global and the "-W0,-noglobal"
-# option tells the compiler to not globalize static data using a unique
-# globalization prefix. Instead force the use of a static globalization
-# prefix based on the source filepath so the objects from two identical
-# compilations are the same.
-#
-# Note: The blog says to use "-W0,-xglobalstatic", but that doesn't
-#       seem to work. I got "-W0,-noglobal" from Kelly and that works.
-#ADD_GNU_DEBUGLINK_FLAGS += -W0,-noglobal
-endif # Platform_compiler == sparcWorks
-
-$(ADD_GNU_DEBUGLINK): $(ADD_GNU_DEBUGLINK_SRC)
-	$(CC) -g -o $@ $< $(ADD_GNU_DEBUGLINK_FLAGS) $(LIBS_ADD_GNU_DEBUGLINK)
--- a/make/solaris/makefiles/defs.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/solaris/makefiles/defs.make	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 #
-# Copyright (c) 2006, 2013, Oracle and/or its affiliates. All rights reserved.
+# Copyright (c) 2006, 2014, Oracle and/or its affiliates. All rights reserved.
 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 #
 # This code is free software; you can redistribute it and/or modify it
@@ -138,6 +138,55 @@
         OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY))
       endif
 
+      ifneq ($(OBJCOPY),)
+        # OBJCOPY version check:
+        # - version number is last blank separate word on first line
+        # - version number formats that have been seen:
+        #   - <major>.<minor>
+        #   - <major>.<minor>.<micro>
+        #
+        # Full Debug Symbols on Solaris needs version 2.21.1 or newer.
+        #
+        OBJCOPY_VERS_CHK := $(shell \
+          $(OBJCOPY) --version \
+            | sed -n \
+                  -e 's/.* //' \
+                  -e '/^[01]\./b bad' \
+                  -e '/^2\./{' \
+                  -e '  s/^2\.//' \
+                  -e '  /^[0-9]$$/b bad' \
+                  -e '  /^[0-9]\./b bad' \
+                  -e '  /^1[0-9]$$/b bad' \
+                  -e '  /^1[0-9]\./b bad' \
+                  -e '  /^20\./b bad' \
+                  -e '  /^21\.0$$/b bad' \
+                  -e '  /^21\.0\./b bad' \
+                  -e '}' \
+                  -e ':good' \
+                  -e 's/.*/VALID_VERSION/p' \
+                  -e 'q' \
+                  -e ':bad' \
+                  -e 's/.*/BAD_VERSION/p' \
+                  -e 'q' \
+          )
+        ifeq ($(OBJCOPY_VERS_CHK),BAD_VERSION)
+          _JUNK_ := $(shell \
+            echo >&2 "WARNING: $(OBJCOPY) --version info:"; \
+            $(OBJCOPY) --version | sed -n -e 's/^/WARNING: /p' -e 'q' >&2; \
+            echo >&2 "WARNING: an objcopy version of 2.21.1 or newer" \
+              "is needed to create valid .debuginfo files."; \
+            echo >&2 "WARNING: ignoring above objcopy command."; \
+            echo >&2 "WARNING: patch 149063-01 or newer contains the" \
+              "correct Solaris 10 SPARC version."; \
+            echo >&2 "WARNING: patch 149064-01 or newer contains the" \
+              "correct Solaris 10 X86 version."; \
+            echo >&2 "WARNING: Solaris 11 Update 1 contains the" \
+              "correct version."; \
+            )
+          OBJCOPY=
+        endif
+      endif
+
       ifeq ($(OBJCOPY),)
         $(eval $(call print_info, "no objcopy cmd found so cannot create .debuginfo files."))
         ENABLE_FULL_DEBUG_SYMBOLS=0
--- a/make/solaris/makefiles/dtrace.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/solaris/makefiles/dtrace.make	Fri Nov 28 16:59:12 2014 +0000
@@ -101,25 +101,16 @@
 XLIBJVM_DTRACE_DEBUGINFO   = $(XLIBJVM_DIR)/$(LIBJVM_DTRACE_DEBUGINFO)
 XLIBJVM_DTRACE_DIZ         = $(XLIBJVM_DIR)/$(LIBJVM_DTRACE_DIZ)
 
-$(XLIBJVM_DB): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS).h $(LIBJVM_DB_MAPFILE)
+$(XLIBJVM_DB): $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS).h $(LIBJVM_DB_MAPFILE)
 	@echo $(LOG_INFO) Making $@
 	$(QUIETLY) mkdir -p $(XLIBJVM_DIR) ; \
 	$(CC) $(SYMFLAG) $(ARCHFLAG/$(ISA)) -D$(TYPE) -I. -I$(GENERATED) \
 		$(SHARED_FLAG) $(LFLAGS_JVM_DB) -o $@ $(DTRACE_SRCDIR)/$(JVM_DB).c -lc
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# gobjcopy crashes on "empty" section headers with the SHF_ALLOC flag set.
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-# An empty section header has sh_addr == 0 and sh_size == 0.
-# This problem has only been seen on Solaris X64, but we call this tool
-# on all Solaris builds just in case.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(XLIBJVM_DB_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-# Use $(ADD_GNU_DEBUGLINK) until a fixed $(OBJCOPY) is available.
-#         $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DB_DEBUGINFO) $(LIBJVM_DB) ;
 # Do this part in the $(XLIBJVM_DIR) subdir so $(XLIBJVM_DIR) is not
 # in the link name:
-	( cd $(XLIBJVM_DIR) && $(ADD_GNU_DEBUGLINK) $(LIBJVM_DB_DEBUGINFO) $(LIBJVM_DB) )
+	( cd $(XLIBJVM_DIR) && $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DB_DEBUGINFO) $(LIBJVM_DB) )
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
@@ -136,20 +127,16 @@
   endif
 endif
 
-$(XLIBJVM_DTRACE): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
+$(XLIBJVM_DTRACE): $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
 	@echo $(LOG_INFO) Making $@
 	$(QUIETLY) mkdir -p $(XLIBJVM_DIR) ; \
 	$(CC) $(SYMFLAG) $(ARCHFLAG/$(ISA)) -D$(TYPE) -I. \
 		$(SHARED_FLAG) $(LFLAGS_JVM_DTRACE) -o $@ $(DTRACE_SRCDIR)/$(JVM_DTRACE).c -lc -lthread -ldoor
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(XLIBJVM_DTRACE_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-#         $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DTRACE_DEBUGINFO) $(LIBJVM_DTRACE) ;
 # Do this part in the $(XLIBJVM_DIR) subdir so $(XLIBJVM_DIR) is not
 # in the link name:
-	( cd $(XLIBJVM_DIR) && $(ADD_GNU_DEBUGLINK) $(LIBJVM_DTRACE_DEBUGINFO) $(LIBJVM_DTRACE) )
+	( cd $(XLIBJVM_DIR) && $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DTRACE_DEBUGINFO) $(LIBJVM_DTRACE) )
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
@@ -206,17 +193,13 @@
 $(JVMOFFS.o): $(JVMOFFS).h $(JVMOFFS).cpp 
 	$(QUIETLY) $(CXX) -c -I. -o $@ $(ARCHFLAG) -D$(TYPE) $(JVMOFFS).cpp
 
-$(LIBJVM_DB): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS.o) $(XLIBJVM_DB) $(LIBJVM_DB_MAPFILE)
+$(LIBJVM_DB): $(DTRACE_SRCDIR)/$(JVM_DB).c $(JVMOFFS.o) $(XLIBJVM_DB) $(LIBJVM_DB_MAPFILE)
 	@echo $(LOG_INFO) Making $@
 	$(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) -D$(TYPE) -I. -I$(GENERATED) \
 		$(SHARED_FLAG) $(LFLAGS_JVM_DB) -o $@ $(DTRACE_SRCDIR)/$(JVM_DB).c -lc
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJVM_DB_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-#	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DB_DEBUGINFO) $@
-	$(QUIETLY) $(ADD_GNU_DEBUGLINK) $(LIBJVM_DB_DEBUGINFO) $@
+	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DB_DEBUGINFO) $@
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
@@ -231,17 +214,13 @@
   endif
 endif
 
-$(LIBJVM_DTRACE): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(XLIBJVM_DTRACE) $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
+$(LIBJVM_DTRACE): $(DTRACE_SRCDIR)/$(JVM_DTRACE).c $(XLIBJVM_DTRACE) $(DTRACE_SRCDIR)/$(JVM_DTRACE).h $(LIBJVM_DTRACE_MAPFILE)
 	@echo $(LOG_INFO) Making $@
 	$(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) -D$(TYPE) -I.  \
 		$(SHARED_FLAG) $(LFLAGS_JVM_DTRACE) -o $@ $(DTRACE_SRCDIR)/$(JVM_DTRACE).c -lc -lthread -ldoor
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJVM_DTRACE_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-#	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DTRACE_DEBUGINFO) $@
-	$(QUIETLY) $(ADD_GNU_DEBUGLINK) $(LIBJVM_DTRACE_DEBUGINFO) $@
+	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DTRACE_DEBUGINFO) $@
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
--- a/make/solaris/makefiles/fix_empty_sec_hdr_flags.make	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,54 +0,0 @@
-#
-# Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
-# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
-#
-# This code is free software; you can redistribute it and/or modify it
-# 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.
-#  
-#
-
-# Rules to build fix_empty_sec_hdr_flags, used by vm.make on Solaris
-
-# Allow $(FIX_EMPTY_SEC_HDR_FLAGS) to be called from any directory.
-# We don't set or use the GENERATED macro to avoid affecting
-# other HotSpot Makefiles.
-TOPDIR                          = $(shell echo `pwd`)
-FIX_EMPTY_SEC_HDR_FLAGS         = $(TOPDIR)/../generated/fix_empty_sec_hdr_flags
-
-FIX_EMPTY_SEC_HDR_FLAGS_DIR     = $(GAMMADIR)/src/os/solaris/fix_empty_sec_hdr_flags
-FIX_EMPTY_SEC_HDR_FLAGS_SRC     = $(FIX_EMPTY_SEC_HDR_FLAGS_DIR)/fix_empty_sec_hdr_flags.c
-FIX_EMPTY_SEC_HDR_FLAGS_FLAGS   = 
-LIBS_FIX_EMPTY_SEC_HDR_FLAGS   += -lelf
-
-ifeq ("${Platform_compiler}", "sparcWorks")
-# Enable the following FIX_EMPTY_SEC_HDR_FLAGS_FLAGS addition if you need to
-# compare the built ELF objects.
-#
-# The -g option makes static data global and the "-W0,-noglobal"
-# option tells the compiler to not globalize static data using a unique
-# globalization prefix. Instead force the use of a static globalization
-# prefix based on the source filepath so the objects from two identical
-# compilations are the same.
-#
-# Note: The blog says to use "-W0,-xglobalstatic", but that doesn't
-#       seem to work. I got "-W0,-noglobal" from Kelly and that works.
-#FIX_EMPTY_SEC_HDR_FLAGS_FLAGS += -W0,-noglobal
-endif # Platform_compiler == sparcWorks
-
-$(FIX_EMPTY_SEC_HDR_FLAGS): $(FIX_EMPTY_SEC_HDR_FLAGS_SRC)
-	$(CC) -g -o $@ $< $(FIX_EMPTY_SEC_HDR_FLAGS_FLAGS) $(LIBS_FIX_EMPTY_SEC_HDR_FLAGS)
--- a/make/solaris/makefiles/jsig.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/solaris/makefiles/jsig.make	Fri Nov 28 16:59:12 2014 +0000
@@ -47,22 +47,13 @@
 LFLAGS_JSIG += -mt -xnolib
 endif
 
-$(LIBJSIG): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
+$(LIBJSIG): $(JSIGSRCDIR)/jsig.c $(LIBJSIG_MAPFILE)
 	@echo $(LOG_INFO) Making signal interposition lib...
 	$(QUIETLY) $(CC) $(SYMFLAG) $(ARCHFLAG) $(SHARED_FLAG) $(PICFLAG) \
                          $(LFLAGS_JSIG) -o $@ $(JSIGSRCDIR)/jsig.c -ldl
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# gobjcopy crashes on "empty" section headers with the SHF_ALLOC flag set.
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-# An empty section header has sh_addr == 0 and sh_size == 0.
-# This problem has only been seen on Solaris X64, but we call this tool
-# on all Solaris builds just in case.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJSIG_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-# Use $(ADD_GNU_DEBUGLINK) until a fixed $(OBJCOPY) is available.
-#	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJSIG_DEBUGINFO) $@
-	$(QUIETLY) $(ADD_GNU_DEBUGLINK) $(LIBJSIG_DEBUGINFO) $@
+	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJSIG_DEBUGINFO) $@
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
--- a/make/solaris/makefiles/saproc.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/solaris/makefiles/saproc.make	Fri Nov 28 16:59:12 2014 +0000
@@ -90,7 +90,7 @@
 #SOLARIS_11_B159_OR_LATER=-DSOLARIS_11_B159_OR_LATER
 
 
-$(LIBSAPROC): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(SASRCFILES) $(SADISOBJ) $(SAMAPFILE)
+$(LIBSAPROC): $(SASRCFILES) $(SADISOBJ) $(SAMAPFILE)
 	$(QUIETLY) if [ "$(BOOT_JAVA_HOME)" = "" ]; then \
 	  echo "ALT_BOOTDIR, BOOTDIR or JAVA_HOME needs to be defined to build SA"; \
 	  exit 1; \
@@ -121,17 +121,8 @@
 	           -c -o $(SADISOBJ)
 
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# gobjcopy crashes on "empty" section headers with the SHF_ALLOC flag set.
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-# An empty section header has sh_addr == 0 and sh_size == 0.
-# This problem has only been seen on Solaris X64, but we call this tool
-# on all Solaris builds just in case.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBSAPROC_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-# Use $(ADD_GNU_DEBUGLINK) until a fixed $(OBJCOPY) is available.
-#	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBSAPROC_DEBUGINFO) $@
-	$(QUIETLY) $(ADD_GNU_DEBUGLINK) $(LIBSAPROC_DEBUGINFO) $@
+	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBSAPROC_DEBUGINFO) $@
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
--- a/make/solaris/makefiles/vm.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/solaris/makefiles/vm.make	Fri Nov 28 16:59:12 2014 +0000
@@ -155,14 +155,6 @@
 include $(MAKEFILES_DIR)/dtrace.make
 
 #----------------------------------------------------------------------
-# add_gnu_debuglink tool
-include $(MAKEFILES_DIR)/add_gnu_debuglink.make
-
-#----------------------------------------------------------------------
-# fix_empty_sec_hdr_flags tool
-include $(MAKEFILES_DIR)/fix_empty_sec_hdr_flags.make
-
-#----------------------------------------------------------------------
 # JVM
 
 JVM      = jvm
@@ -302,7 +294,7 @@
 LINK_VM = $(LINK_LIB.CXX)
 endif
 # making the library:
-$(LIBJVM): $(ADD_GNU_DEBUGLINK) $(FIX_EMPTY_SEC_HDR_FLAGS) $(LIBJVM.o) $(LIBJVM_MAPFILE)
+$(LIBJVM): $(LIBJVM.o) $(LIBJVM_MAPFILE)
 ifeq ($(filter -sbfast -xsbfast, $(CFLAGS_BROWSE)),)
 	@echo $(LOG_INFO) Linking vm...
 	$(QUIETLY) $(LINK_LIB.CXX/PRE_HOOK)
@@ -310,17 +302,8 @@
 	$(QUIETLY) $(LINK_LIB.CXX/POST_HOOK)
 	$(QUIETLY) rm -f $@.1 && ln -s $@ $@.1
 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
-# gobjcopy crashes on "empty" section headers with the SHF_ALLOC flag set.
-# Clear the SHF_ALLOC flag (if set) from empty section headers.
-# An empty section header has sh_addr == 0 and sh_size == 0.
-# This problem has only been seen on Solaris X64, but we call this tool
-# on all Solaris builds just in case.
-	$(QUIETLY) $(FIX_EMPTY_SEC_HDR_FLAGS) $@
 	$(QUIETLY) $(OBJCOPY) --only-keep-debug $@ $(LIBJVM_DEBUGINFO)
-# $(OBJCOPY) --add-gnu-debuglink=... corrupts SUNW_* sections.
-# Use $(ADD_GNU_DEBUGLINK) until a fixed $(OBJCOPY) is available.
-#	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DEBUGINFO) $@
-	$(QUIETLY) $(ADD_GNU_DEBUGLINK) $(LIBJVM_DEBUGINFO) $@
+	$(QUIETLY) $(OBJCOPY) --add-gnu-debuglink=$(LIBJVM_DEBUGINFO) $@
   ifeq ($(STRIP_POLICY),all_strip)
 	$(QUIETLY) $(STRIP) $@
   else
--- a/make/windows/makefiles/vm.make	Fri Nov 28 19:49:16 2014 +0300
+++ b/make/windows/makefiles/vm.make	Fri Nov 28 16:59:12 2014 +0000
@@ -89,19 +89,24 @@
 
 # If you modify exports below please do the corresponding changes in
 # src/share/tools/ProjectCreator/WinGammaPlatformVC7.java
-LD_FLAGS=$(LD_FLAGS) $(STACK_SIZE) /subsystem:windows /dll /base:0x8000000 \
-  /export:JNI_GetDefaultJavaVMInitArgs       \
-  /export:JNI_CreateJavaVM                   \
-  /export:JVM_FindClassFromBootLoader        \
-  /export:JNI_GetCreatedJavaVMs              \
-  /export:jio_snprintf                       \
-  /export:jio_printf                         \
-  /export:jio_fprintf                        \
-  /export:jio_vfprintf                       \
-  /export:jio_vsnprintf                      \
-  $(AGCT_EXPORT)                             \
-  /export:JVM_GetVersionInfo                 \
-  /export:JVM_InitAgentProperties
+!if "$(BUILDARCH)" == "amd64"
+EXPORT_LIST=
+!else
+EXPORT_LIST=/export:JNI_GetDefaultJavaVMInitArgs \
+            /export:JNI_CreateJavaVM             \
+            /export:JVM_FindClassFromBootLoader  \
+            /export:JNI_GetCreatedJavaVMs        \
+            /export:jio_snprintf                 \
+            /export:jio_printf                   \
+            /export:jio_fprintf                  \
+            /export:jio_vfprintf                 \
+            /export:jio_vsnprintf                \
+            $(AGCT_EXPORT)                       \
+            /export:JVM_GetVersionInfo           \
+            /export:JVM_InitAgentProperties
+!endif
+
+LD_FLAGS=$(LD_FLAGS) $(STACK_SIZE) /subsystem:windows /dll /base:0x8000000 $(EXPORT_LIST)
 
 CXX_INCLUDE_DIRS=/I "..\generated"
 
--- a/src/cpu/ppc/vm/macroAssembler_ppc.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/ppc/vm/macroAssembler_ppc.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -27,6 +27,7 @@
 #define CPU_PPC_VM_MACROASSEMBLER_PPC_HPP
 
 #include "asm/assembler.hpp"
+#include "utilities/macros.hpp"
 
 // MacroAssembler extends Assembler by a few frequently used macros.
 
--- a/src/cpu/sparc/vm/stubGenerator_sparc.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/sparc/vm/stubGenerator_sparc.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -4813,6 +4813,7 @@
     StubRoutines::_atomic_add_entry          = generate_atomic_add();
     StubRoutines::_atomic_xchg_ptr_entry     = StubRoutines::_atomic_xchg_entry;
     StubRoutines::_atomic_cmpxchg_ptr_entry  = StubRoutines::_atomic_cmpxchg_entry;
+    StubRoutines::_atomic_cmpxchg_byte_entry = ShouldNotCallThisStub();
     StubRoutines::_atomic_cmpxchg_long_entry = generate_atomic_cmpxchg_long();
     StubRoutines::_atomic_add_ptr_entry      = StubRoutines::_atomic_add_entry;
 #endif  // COMPILER2 !=> _LP64
--- a/src/cpu/x86/vm/assembler_x86.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/x86/vm/assembler_x86.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1297,6 +1297,17 @@
   emit_operand(reg, adr);
 }
 
+// The 8-bit cmpxchg compares the value at adr with the contents of rax,
+// and stores reg into adr if so; otherwise, the value at adr is loaded into rax,.
+// The ZF is set if the compared values were equal, and cleared otherwise.
+void Assembler::cmpxchgb(Register reg, Address adr) { // cmpxchg
+  InstructionMark im(this);
+  prefix(adr, reg, true);
+  emit_int8(0x0F);
+  emit_int8((unsigned char)0xB0);
+  emit_operand(reg, adr);
+}
+
 void Assembler::comisd(XMMRegister dst, Address src) {
   // NOTE: dbx seems to decode this as comiss even though the
   // 0x66 is there. Strangly ucomisd comes out correct
--- a/src/cpu/x86/vm/assembler_x86.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/x86/vm/assembler_x86.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1006,6 +1006,7 @@
 
   void cmpxchg8 (Address adr);
 
+  void cmpxchgb(Register reg, Address adr);
   void cmpxchgl(Register reg, Address adr);
 
   void cmpxchgq(Register reg, Address adr);
--- a/src/cpu/x86/vm/stubGenerator_x86_64.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/x86/vm/stubGenerator_x86_64.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -594,9 +594,35 @@
     return start;
   }
 
-  // Support for jint atomic::atomic_cmpxchg_long(jlong exchange_value,
-  //                                             volatile jlong* dest,
-  //                                             jlong compare_value)
+  // Support for jbyte atomic::atomic_cmpxchg(jbyte exchange_value, volatile jbyte* dest,
+  //                                          jbyte compare_value)
+  //
+  // Arguments :
+  //    c_rarg0: exchange_value
+  //    c_rarg1: dest
+  //    c_rarg2: compare_value
+  //
+  // Result:
+  //    if ( compare_value == *dest ) {
+  //       *dest = exchange_value
+  //       return compare_value;
+  //    else
+  //       return *dest;
+  address generate_atomic_cmpxchg_byte() {
+    StubCodeMark mark(this, "StubRoutines", "atomic_cmpxchg_byte");
+    address start = __ pc();
+
+    __ movsbq(rax, c_rarg2);
+   if ( os::is_MP() ) __ lock();
+    __ cmpxchgb(c_rarg0, Address(c_rarg1, 0));
+    __ ret(0);
+
+    return start;
+  }
+
+  // Support for jlong atomic::atomic_cmpxchg(jlong exchange_value,
+  //                                          volatile jlong* dest,
+  //                                          jlong compare_value)
   // Arguments :
   //    c_rarg0: exchange_value
   //    c_rarg1: dest
@@ -3894,6 +3920,7 @@
     StubRoutines::_atomic_xchg_entry         = generate_atomic_xchg();
     StubRoutines::_atomic_xchg_ptr_entry     = generate_atomic_xchg_ptr();
     StubRoutines::_atomic_cmpxchg_entry      = generate_atomic_cmpxchg();
+    StubRoutines::_atomic_cmpxchg_byte_entry = generate_atomic_cmpxchg_byte();
     StubRoutines::_atomic_cmpxchg_long_entry = generate_atomic_cmpxchg_long();
     StubRoutines::_atomic_add_entry          = generate_atomic_add();
     StubRoutines::_atomic_add_ptr_entry      = generate_atomic_add_ptr();
--- a/src/cpu/x86/vm/x86_32.ad	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/x86/vm/x86_32.ad	Fri Nov 28 16:59:12 2014 +0000
@@ -1210,6 +1210,7 @@
 
 
   Unimplemented();
+  return 0; // Mute compiler
 }
 
 #ifndef PRODUCT
--- a/src/cpu/zero/vm/stack_zero.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/zero/vm/stack_zero.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -30,7 +30,9 @@
 
 int ZeroStack::suggest_size(Thread *thread) const {
   assert(needs_setup(), "already set up");
-  return align_size_down(abi_stack_available(thread) / 2, wordSize);
+  int abi_available = abi_stack_available(thread);
+  assert(abi_available >= 0, "available abi stack must be >= 0");
+  return align_size_down(abi_available / 2, wordSize);
 }
 
 void ZeroStack::handle_overflow(TRAPS) {
--- a/src/cpu/zero/vm/stack_zero.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/zero/vm/stack_zero.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -48,9 +48,11 @@
 // to use under normal circumstances.  Note that the returned
 // value can be negative.
 inline int ZeroStack::abi_stack_available(Thread *thread) const {
-  int stack_used = thread->stack_base() - (address) &stack_used;
+  guarantee(Thread::current() == thread, "should run in the same thread");
+  int stack_used = thread->stack_base() - (address) &stack_used
+    + (StackYellowPages+StackRedPages+StackShadowPages) * os::vm_page_size();
   int stack_free = thread->stack_size() - stack_used;
-  return stack_free - shadow_pages_size();
+  return stack_free;
 }
 
 #endif // CPU_ZERO_VM_STACK_ZERO_INLINE_HPP
--- a/src/cpu/zero/vm/stubGenerator_zero.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/cpu/zero/vm/stubGenerator_zero.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -207,6 +207,7 @@
     StubRoutines::_atomic_xchg_ptr_entry     = ShouldNotCallThisStub();
     StubRoutines::_atomic_cmpxchg_entry      = ShouldNotCallThisStub();
     StubRoutines::_atomic_cmpxchg_ptr_entry  = ShouldNotCallThisStub();
+    StubRoutines::_atomic_cmpxchg_byte_entry = ShouldNotCallThisStub();
     StubRoutines::_atomic_cmpxchg_long_entry = ShouldNotCallThisStub();
     StubRoutines::_atomic_add_entry          = ShouldNotCallThisStub();
     StubRoutines::_atomic_add_ptr_entry      = ShouldNotCallThisStub();
--- a/src/os/aix/vm/os_aix.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os/aix/vm/os_aix.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -107,6 +107,12 @@
 #include <sys/vminfo.h>
 #include <sys/wait.h>
 
+// If RUSAGE_THREAD for getrusage() has not been defined, do it here. The code calling
+// getrusage() is prepared to handle the associated failure.
+#ifndef RUSAGE_THREAD
+#define RUSAGE_THREAD   (1)               /* only the calling thread */
+#endif
+
 // Add missing declarations (should be in procinfo.h but isn't until AIX 6.1).
 #if !defined(_AIXVERSION_610)
 extern "C" {
@@ -1072,15 +1078,19 @@
   return (1000 * 1000);
 }
 
-// For now, we say that linux does not support vtime. I have no idea
-// whether it can actually be made to (DLD, 9/13/05).
-
-bool os::supports_vtime() { return false; }
+bool os::supports_vtime() { return true; }
 bool os::enable_vtime()   { return false; }
 bool os::vtime_enabled()  { return false; }
+
 double os::elapsedVTime() {
-  // better than nothing, but not much
-  return elapsedTime();
+  struct rusage usage;
+  int retval = getrusage(RUSAGE_THREAD, &usage);
+  if (retval == 0) {
+    return usage.ru_utime.tv_sec + usage.ru_stime.tv_sec + (usage.ru_utime.tv_usec + usage.ru_stime.tv_usec) / (1000.0 * 1000);
+  } else {
+    // better than nothing, but not much
+    return elapsedTime();
+  }
 }
 
 jlong os::javaTimeMillis() {
--- a/src/os/aix/vm/perfMemory_aix.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os/aix/vm/perfMemory_aix.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -422,7 +422,7 @@
 // return the name of the user that owns the JVM indicated by the given vmid.
 //
 static char* get_user_name(int vmid, TRAPS) {
-  return get_user_name_slow(vmid, CHECK_NULL);
+  return get_user_name_slow(vmid, THREAD);
 }
 
 // return the file name of the backing store file for the named
--- a/src/os/bsd/vm/perfMemory_bsd.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os/bsd/vm/perfMemory_bsd.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -422,7 +422,7 @@
 // return the name of the user that owns the JVM indicated by the given vmid.
 //
 static char* get_user_name(int vmid, TRAPS) {
-  return get_user_name_slow(vmid, CHECK_NULL);
+  return get_user_name_slow(vmid, THREAD);
 }
 
 // return the file name of the backing store file for the named
--- a/src/os/linux/vm/os_linux.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os/linux/vm/os_linux.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -68,6 +68,7 @@
 #include "utilities/events.hpp"
 #include "utilities/elfFile.hpp"
 #include "utilities/growableArray.hpp"
+#include "utilities/macros.hpp"
 #include "utilities/vmError.hpp"
 
 // put OS-includes here
--- a/src/os/linux/vm/perfMemory_linux.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os/linux/vm/perfMemory_linux.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -422,7 +422,7 @@
 // return the name of the user that owns the JVM indicated by the given vmid.
 //
 static char* get_user_name(int vmid, TRAPS) {
-  return get_user_name_slow(vmid, CHECK_NULL);
+  return get_user_name_slow(vmid, THREAD);
 }
 
 // return the file name of the backing store file for the named
--- a/src/os/solaris/add_gnu_debuglink/add_gnu_debuglink.c	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,285 +0,0 @@
-/*
- * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * 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.
- *
- */
-
-/*
- * Name:        add_gnu_debuglink.c
- *
- * Description: Add a ".gnu_debuglink" section that refers to the specified
- *     debug_info_path to the specified ELF object.
- *
- *     This program is adapted from the example program shown on the
- *     elf(3elf) man page and from code from the Solaris compiler
- *     driver.
- */
-
-/*
- * needed to define SHF_EXCLUDE
- */
-#define ELF_TARGET_ALL
-
-#include <fcntl.h>
-#include <stdio.h>
-#include <libelf.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-static void failure(void);
-static unsigned int gnu_debuglink_crc32(unsigned int crc, unsigned char *buf,
-                                        size_t len);
-
-void
-main(int argc, char ** argv) {
-                                 /* new ELF section name */
-    static char SEC_NAME[] = ".gnu_debuglink";
-
-    unsigned char buffer[8 * 1024];  /* I/O buffer */
-    int           buffer_len;        /* buffer length */
-    char *        debug_info_path;   /* debug info path */
-    void *        ehdr;              /* ELF header */
-    Elf *         elf;               /* ELF descriptor */
-    char *        elf_ident;         /* ELF identity string */
-    char *        elf_obj;           /* elf_obj file */
-    int           fd;                /* descriptor for files */
-    unsigned int  file_crc = 0;      /* CRC for debug info file */
-    int           is_elfclass64;     /* is an ELFCLASS64 file? */
-    Elf_Data *    link_dat;          /* ELF data for new debug info link */
-    Elf_Data *    name_dat;          /* ELF data for new section name */
-    Elf_Scn *     new_scn;           /* new ELF section descriptor */
-    void *        new_shdr;          /* new ELF section header */
-    Elf_Scn *     scn;               /* ELF section descriptor */
-    void *        shdr;              /* ELF section header */
-
-    if (argc != 3) {
-        (void) fprintf(stderr, "Usage: %s debug_info_path elf_obj\n", argv[0]);
-        exit(2);
-    }
-
-    debug_info_path = argv[1];  /* save for later */
-    if ((fd = open(debug_info_path, O_RDONLY)) == -1) {
-        (void) fprintf(stderr, "%s: cannot open file.\n", debug_info_path);
-        exit(3);
-    }
-
-    (void) printf("Computing CRC for '%s'\n", debug_info_path);
-    (void) fflush(stdout);
-    /* compute CRC for the debug info file */
-    for (;;) {
-        int len = read(fd, buffer, sizeof buffer);
-        if (len <= 0) {
-            break;
-        }
-        file_crc = gnu_debuglink_crc32(file_crc, buffer, len);
-    }
-    (void) close(fd);
-
-    /* open the elf_obj */
-    elf_obj = argv[2];
-    if ((fd = open(elf_obj, O_RDWR)) == -1) {
-        (void) fprintf(stderr, "%s: cannot open file.\n", elf_obj);
-        exit(4);
-    }
-
-    (void) printf("Opening '%s' for update\n", elf_obj);
-    (void) fflush(stdout);
-    (void) elf_version(EV_CURRENT);  /* coordinate ELF versions */
-
-    /* obtain the ELF descriptors from the input file */
-    if ((elf = elf_begin(fd, ELF_C_RDWR, NULL)) == NULL) {
-        failure();
-    }
-
-    /* determine if ELFCLASS64 or not? */
-    elf_ident = elf_getident(elf, NULL);
-    is_elfclass64 = (elf_ident[EI_CLASS] == ELFCLASS64);
-
-    /* get the ELF header */
-    if (is_elfclass64) {
-        ehdr = elf64_getehdr(elf);
-    } else {
-        ehdr = elf32_getehdr(elf);
-    }
-    if (ehdr == NULL) {
-        failure();
-    }
-
-    /* get the ELF section descriptor */
-    if (is_elfclass64) {
-        scn = elf_getscn(elf, ((Elf64_Ehdr *) ehdr)->e_shstrndx);
-    } else {
-        scn = elf_getscn(elf, ((Elf32_Ehdr *) ehdr)->e_shstrndx);
-    }
-    if (scn == NULL) {
-        failure();
-    }
-
-    /* get the section header */
-    if (is_elfclass64) {
-        shdr = elf64_getshdr(scn);
-    } else {
-        shdr = elf32_getshdr(scn);
-    }
-    if (shdr == NULL) {
-        failure();
-    }
-
-    (void) printf("Adding ELF data for new section name\n");
-    (void) fflush(stdout);
-    name_dat = elf_newdata(scn);
-    name_dat->d_buf = (void *) SEC_NAME;
-    if (is_elfclass64) {
-        name_dat->d_off = ((Elf64_Shdr *) shdr)->sh_size + 1;
-    } else {
-        name_dat->d_off = ((Elf32_Shdr *) shdr)->sh_size + 1;
-    }
-    name_dat->d_align = 1;
-    name_dat->d_size = strlen(SEC_NAME) + 1;
-
-    new_scn = elf_newscn(elf);
-
-    if (is_elfclass64) {
-        new_shdr = elf64_getshdr(new_scn);
-        ((Elf64_Shdr *) new_shdr)->sh_flags = SHF_EXCLUDE;
-        ((Elf64_Shdr *) new_shdr)->sh_type = SHT_PROGBITS;
-        ((Elf64_Shdr *) new_shdr)->sh_name = ((Elf64_Shdr *) shdr)->sh_size;
-        ((Elf64_Shdr *) new_shdr)->sh_addralign = 1;
-        ((Elf64_Shdr *) shdr)->sh_size += (strlen(SEC_NAME) + 1);
-    } else {
-        new_shdr = elf32_getshdr(new_scn);
-        ((Elf32_Shdr *) new_shdr)->sh_flags = SHF_EXCLUDE;
-        ((Elf32_Shdr *) new_shdr)->sh_type = SHT_PROGBITS;
-        ((Elf32_Shdr *) new_shdr)->sh_name = ((Elf32_Shdr *) shdr)->sh_size;
-        ((Elf32_Shdr *) new_shdr)->sh_addralign = 1;
-        ((Elf32_Shdr *) shdr)->sh_size += (strlen(SEC_NAME) + 1);
-    }
-
-    (void) printf("Adding ELF data for debug_info_path value\n");
-    (void) fflush(stdout);
-    (void) memset(buffer, 0, sizeof buffer);
-    buffer_len = strlen(debug_info_path) + 1;  /* +1 for NUL */
-    (void) strncpy((char *) buffer, debug_info_path, buffer_len);
-    if (buffer_len % 4 != 0) {
-        /* not on a 4 byte boundary so pad to the next one */
-        buffer_len += (4 - buffer_len % 4);
-    }
-    /* save the CRC */
-    (void) memcpy(&buffer[buffer_len], &file_crc, sizeof file_crc);
-    buffer_len += sizeof file_crc;
-
-    link_dat = elf_newdata(new_scn);
-    link_dat->d_type = ELF_T_BYTE;
-    link_dat->d_size = buffer_len;
-    link_dat->d_buf = buffer;
-    link_dat->d_align = 1;
-
-    (void) printf("Saving updates to '%s'\n", elf_obj);
-    (void) fflush(stdout);
-    (void) elf_update(elf, ELF_C_NULL);   /* recalc ELF memory structures */
-    (void) elf_update(elf, ELF_C_WRITE);  /* write out changes to ELF obj */
-    (void) elf_end(elf);                  /* done with ELF obj */
-    (void) close(fd);
-
-    (void) printf("Done updating '%s'\n", elf_obj);
-    (void) fflush(stdout);
-    exit(0);
-}  /* end main */
-
-
-static void
-failure() {
-    (void) fprintf(stderr, "%s\n", elf_errmsg(elf_errno()));
-    exit(5);
-}
-
-
-/*
- * The CRC used in gnu_debuglink, retrieved from
- * http://sourceware.org/gdb/current/onlinedocs/gdb/Separate-Debug-Files.html#Separate-Debug-Files.
- */
-
-static unsigned int
-gnu_debuglink_crc32(unsigned int crc, unsigned char *buf, size_t len) {
-    static const unsigned int crc32_table[256] = {
-        0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419,
-        0x706af48f, 0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4,
-        0xe0d5e91e, 0x97d2d988, 0x09b64c2b, 0x7eb17cbd, 0xe7b82d07,
-        0x90bf1d91, 0x1db71064, 0x6ab020f2, 0xf3b97148, 0x84be41de,
-        0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7, 0x136c9856,
-        0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
-        0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4,
-        0xa2677172, 0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b,
-        0x35b5a8fa, 0x42b2986c, 0xdbbbc9d6, 0xacbcf940, 0x32d86ce3,
-        0x45df5c75, 0xdcd60dcf, 0xabd13d59, 0x26d930ac, 0x51de003a,
-        0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423, 0xcfba9599,
-        0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
-        0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190,
-        0x01db7106, 0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f,
-        0x9fbfe4a5, 0xe8b8d433, 0x7807c9a2, 0x0f00f934, 0x9609a88e,
-        0xe10e9818, 0x7f6a0dbb, 0x086d3d2d, 0x91646c97, 0xe6635c01,
-        0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e, 0x6c0695ed,
-        0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
-        0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3,
-        0xfbd44c65, 0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2,
-        0x4adfa541, 0x3dd895d7, 0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a,
-        0x346ed9fc, 0xad678846, 0xda60b8d0, 0x44042d73, 0x33031de5,
-        0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa, 0xbe0b1010,
-        0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
-        0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17,
-        0x2eb40d81, 0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6,
-        0x03b6e20c, 0x74b1d29a, 0xead54739, 0x9dd277af, 0x04db2615,
-        0x73dc1683, 0xe3630b12, 0x94643b84, 0x0d6d6a3e, 0x7a6a5aa8,
-        0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1, 0xf00f9344,
-        0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
-        0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a,
-        0x67dd4acc, 0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5,
-        0xd6d6a3e8, 0xa1d1937e, 0x38d8c2c4, 0x4fdff252, 0xd1bb67f1,
-        0xa6bc5767, 0x3fb506dd, 0x48b2364b, 0xd80d2bda, 0xaf0a1b4c,
-        0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55, 0x316e8eef,
-        0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
-        0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe,
-        0xb2bd0b28, 0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31,
-        0x2cd99e8b, 0x5bdeae1d, 0x9b64c2b0, 0xec63f226, 0x756aa39c,
-        0x026d930a, 0x9c0906a9, 0xeb0e363f, 0x72076785, 0x05005713,
-        0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38, 0x92d28e9b,
-        0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
-        0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1,
-        0x18b74777, 0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c,
-        0x8f659eff, 0xf862ae69, 0x616bffd3, 0x166ccf45, 0xa00ae278,
-        0xd70dd2ee, 0x4e048354, 0x3903b3c2, 0xa7672661, 0xd06016f7,
-        0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc, 0x40df0b66,
-        0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
-        0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605,
-        0xcdd70693, 0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8,
-        0x5d681b02, 0x2a6f2b94, 0xb40bbe37, 0xc30c8ea1, 0x5a05df1b,
-        0x2d02ef8d
-    };
-
-    unsigned char *end;
-
-    crc = ~crc & 0xffffffff;
-    for (end = buf + len; buf < end; ++buf) {
-        crc = crc32_table[(crc ^ *buf) & 0xff] ^ (crc >> 8);
-    }
-    return ~crc & 0xffffffff;
-}
--- a/src/os/solaris/fix_empty_sec_hdr_flags/fix_empty_sec_hdr_flags.c	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,181 +0,0 @@
-/*
- * Copyright (c) 2012, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * 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.
- *
- */
-
-/*
- * Name:        fix_empty_sec_hdr_flags.c
- *
- * Description: Remove the SHF_ALLOC flag from "empty" section headers.
- *     An "empty" section header has sh_addr == 0 and sh_size == 0.
- *
- *     This program is adapted from the example program shown on the
- *     elf(3elf) man page and from code from the Solaris compiler
- *     driver.
- */
-
-#include <fcntl.h>
-#include <stdio.h>
-#include <libelf.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-
-static void failure(void);
-
-void
-main(int argc, char ** argv) {
-    void *        ehdr;           /* ELF header */
-    unsigned int  i;              /* section counter */
-    int           fd;             /* descriptor for file */
-    Elf *         elf;            /* ELF descriptor */
-    char *        elf_ident;      /* ELF identity string */
-    char *        elf_obj;        /* elf_obj file */
-    int           fix_count;      /* number of flags fixed */
-    int           is_elfclass64;  /* is an ELFCLASS64 file? */
-    Elf_Scn *     scn;            /* ELF section descriptor */
-    void *        shdr;           /* ELF section header */
-    Elf_Data *    shstrtab;       /* ELF section header string table */
-
-    if (argc != 2) {
-        (void) fprintf(stderr, "Usage: %s elf_obj\n", argv[0]);
-        exit(2);
-    }
-
-    /* open the elf_obj */
-    elf_obj = argv[1];
-    if ((fd = open(elf_obj, O_RDWR)) == -1) {
-        (void) fprintf(stderr, "%s: cannot open file.\n", elf_obj);
-        exit(3);
-    }
-
-    (void) printf("Opening '%s' for update\n", elf_obj);
-    (void) fflush(stdout);
-    (void) elf_version(EV_CURRENT);  /* coordinate ELF versions */
-
-    /* obtain the ELF descriptors from the input file */
-    if ((elf = elf_begin(fd, ELF_C_RDWR, NULL)) == NULL) {
-        failure();
-    }
-
-    /* determine if ELFCLASS64 or not? */
-    elf_ident = elf_getident(elf, NULL);
-    is_elfclass64 = (elf_ident[EI_CLASS] == ELFCLASS64);
-
-    /* get the ELF header */
-    if (is_elfclass64) {
-        ehdr = elf64_getehdr(elf);
-    } else {
-        ehdr = elf32_getehdr(elf);
-    }
-    if (ehdr == NULL) {
-        failure();
-    }
-
-    /* get the ELF section descriptor */
-    if (is_elfclass64) {
-        scn = elf_getscn(elf, ((Elf64_Ehdr *) ehdr)->e_shstrndx);
-    } else {
-        scn = elf_getscn(elf, ((Elf32_Ehdr *) ehdr)->e_shstrndx);
-    }
-    if (scn == NULL) {
-        failure();
-    }
-
-    /* get the section header string table */
-    shstrtab = elf_getdata(scn, NULL);
-    if (shstrtab == NULL) {
-        failure();
-    }
-
-    fix_count = 0;
-
-    /* traverse the sections of the input file */
-    for (i = 1, scn = NULL; scn = elf_nextscn(elf, scn); i++) {
-        int    has_flag_set;  /* is SHF_ALLOC flag set? */
-        int    is_empty;      /* is section empty? */
-        char * name;          /* short hand pointer */
-
-        /* get the section header */
-        if (is_elfclass64) {
-            shdr = elf64_getshdr(scn);
-        } else {
-            shdr = elf32_getshdr(scn);
-        }
-        if (shdr == NULL) {
-            failure();
-        }
-
-        if (is_elfclass64) {
-            name = (char *)shstrtab->d_buf + ((Elf64_Shdr *) shdr)->sh_name;
-        } else {
-            name = (char *)shstrtab->d_buf + ((Elf32_Shdr *) shdr)->sh_name;
-        }
-
-        if (is_elfclass64) {
-            has_flag_set = ((Elf64_Shdr *) shdr)->sh_flags & SHF_ALLOC;
-            is_empty = ((Elf64_Shdr *) shdr)->sh_addr == 0 &&
-                ((Elf64_Shdr *) shdr)->sh_size == 0;
-        } else {
-            has_flag_set = ((Elf32_Shdr *) shdr)->sh_flags & SHF_ALLOC;
-            is_empty = ((Elf32_Shdr *) shdr)->sh_addr == 0 &&
-                ((Elf32_Shdr *) shdr)->sh_size == 0;
-        }
-
-        if (is_empty && has_flag_set) {
-            (void) printf("section[%u] '%s' is empty, "
-                "but SHF_ALLOC flag is set.\n", i, name);
-            (void) printf("Clearing the SHF_ALLOC flag.\n");
-
-            if (is_elfclass64) {
-                ((Elf64_Shdr *) shdr)->sh_flags &= ~SHF_ALLOC;
-            } else {
-                ((Elf32_Shdr *) shdr)->sh_flags &= ~SHF_ALLOC;
-            }
-            fix_count++;
-        }
-    }  /* end for each ELF section */
-
-    if (fix_count > 0) {
-        (void) printf("Saving %d updates to '%s'\n", fix_count, elf_obj);
-        (void) fflush(stdout);
-        (void) elf_update(elf, ELF_C_NULL);   /* recalc ELF memory structures */
-        (void) elf_update(elf, ELF_C_WRITE);  /* write out changes to ELF obj */
-    } else {
-        (void) printf("No SHF_ALLOC flags needed to be cleared.\n");
-    }
-
-    (void) elf_end(elf);                  /* done with ELF obj */
-    (void) close(fd);
-
-    (void) printf("Done %s '%s'\n",
-               (fix_count > 0) ? "updating" : "with", elf_obj);
-    (void) fflush(stdout);
-    exit(0);
-}  /* end main */
-
-
-static void
-failure() {
-    (void) fprintf(stderr, "%s\n", elf_errmsg(elf_errno()));
-    exit(6);
-}
--- a/src/os/solaris/vm/perfMemory_solaris.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os/solaris/vm/perfMemory_solaris.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -461,7 +461,7 @@
   // since the structured procfs and old procfs interfaces can't be
   // mixed, we attempt to find the file through a directory search.
 
-  return get_user_name_slow(vmid, CHECK_NULL);
+  return get_user_name_slow(vmid, THREAD);
 }
 
 // return the file name of the backing store file for the named
--- a/src/os_cpu/bsd_x86/vm/atomic_bsd_x86.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/bsd_x86/vm/atomic_bsd_x86.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -88,6 +88,15 @@
   return (void*)xchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest);
 }
 
+#define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value) {
+  int mp = os::is_MP();
+  __asm__ volatile (LOCK_IF_MP(%4) "cmpxchgb %1,(%3)"
+                    : "=a" (exchange_value)
+                    : "q" (exchange_value), "a" (compare_value), "r" (dest), "r" (mp)
+                    : "cc", "memory");
+  return exchange_value;
+}
 
 inline jint     Atomic::cmpxchg    (jint     exchange_value, volatile jint*     dest, jint     compare_value) {
   int mp = os::is_MP();
--- a/src/os_cpu/linux_x86/vm/atomic_linux_x86.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/linux_x86/vm/atomic_linux_x86.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -88,6 +88,15 @@
   return (void*)xchg_ptr((intptr_t)exchange_value, (volatile intptr_t*)dest);
 }
 
+#define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value) {
+  int mp = os::is_MP();
+  __asm__ volatile (LOCK_IF_MP(%4) "cmpxchgb %1,(%3)"
+                    : "=a" (exchange_value)
+                    : "q" (exchange_value), "a" (compare_value), "r" (dest), "r" (mp)
+                    : "cc", "memory");
+  return exchange_value;
+}
 
 inline jint     Atomic::cmpxchg    (jint     exchange_value, volatile jint*     dest, jint     compare_value) {
   int mp = os::is_MP();
--- a/src/os_cpu/linux_x86/vm/os_linux_x86.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/linux_x86/vm/os_linux_x86.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -542,6 +542,7 @@
   err.report_and_die();
 
   ShouldNotReachHere();
+  return true; // Mute compiler
 }
 
 void os::Linux::init_thread_fpu_state(void) {
--- a/src/os_cpu/solaris_x86/vm/atomic_solaris_x86.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/solaris_x86/vm/atomic_solaris_x86.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -68,6 +68,8 @@
 extern "C" {
   jint _Atomic_add(jint add_value, volatile jint* dest IS_MP_DECL());
   jint _Atomic_xchg(jint exchange_value, volatile jint* dest);
+  jbyte _Atomic_cmpxchg_byte(jbyte exchange_value, volatile jbyte* dest,
+                       jbyte compare_value IS_MP_DECL());
   jint _Atomic_cmpxchg(jint exchange_value, volatile jint* dest,
                        jint compare_value IS_MP_DECL());
   jlong _Atomic_cmpxchg_long(jlong exchange_value, volatile jlong* dest,
@@ -82,6 +84,11 @@
   return _Atomic_xchg(exchange_value, dest);
 }
 
+#define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value) {
+  return _Atomic_cmpxchg_byte(exchange_value, dest, compare_value IS_MP_ARG());
+}
+
 inline jint     Atomic::cmpxchg    (jint     exchange_value, volatile jint*     dest, jint     compare_value) {
   return _Atomic_cmpxchg(exchange_value, dest, compare_value IS_MP_ARG());
 }
@@ -217,6 +224,15 @@
     return exchange_value;
   }
 
+
+  inline jbyte _Atomic_cmpxchg_byte(jbyte exchange_value, volatile jbyte* dest, jbyte compare_value, int mp) {
+    __asm__ volatile (LOCK_IF_MP(%4) "cmpxchgb %1,(%3)"
+                    : "=a" (exchange_value)
+                    : "q" (exchange_value), "a" (compare_value), "r" (dest), "r" (mp)
+                    : "cc", "memory");
+    return exchange_value;
+  }
+
   // This is the interface to the atomic instruction in solaris_i486.s.
   jlong _Atomic_cmpxchg_long_gcc(jlong exchange_value, volatile jlong* dest, jlong compare_value, int mp);
 
--- a/src/os_cpu/solaris_x86/vm/solaris_x86_32.il	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/solaris_x86/vm/solaris_x86_32.il	Fri Nov 28 16:59:12 2014 +0000
@@ -76,6 +76,23 @@
       xchgl    (%ecx), %eax
       .end
 
+  // Support for jbyte Atomic::cmpxchg(jbyte exchange_value, 
+  //                                   volatile jbyte *dest, 
+  //                                   jbyte compare_value)
+  // An additional bool (os::is_MP()) is passed as the last argument.
+      .inline _Atomic_cmpxchg_byte,4
+      movb     8(%esp), %al   // compare_value
+      movb     0(%esp), %cl   // exchange_value
+      movl     4(%esp), %edx   // dest
+      cmp      $0, 12(%esp)    // MP test
+      jne      1f
+      cmpxchgb %cl, (%edx)
+      jmp      2f
+1:    lock
+      cmpxchgb %cl, (%edx)
+2:
+      .end
+
   // Support for jint Atomic::cmpxchg(jint exchange_value, 
   //                                  volatile jint *dest, 
   //                                  jint compare_value)
--- a/src/os_cpu/solaris_x86/vm/solaris_x86_64.il	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/solaris_x86/vm/solaris_x86_64.il	Fri Nov 28 16:59:12 2014 +0000
@@ -77,6 +77,15 @@
       movq     %rdi, %rax
       .end
 
+  // Support for jbyte Atomic::cmpxchg(jbyte exchange_value, 
+  //                                   volatile jbyte *dest, 
+  //                                   jbyte compare_value)
+      .inline _Atomic_cmpxchg_byte,3
+      movb     %dl, %al      // compare_value
+      lock
+      cmpxchgb %dil, (%rsi)
+      .end
+
   // Support for jint Atomic::cmpxchg(jint exchange_value, 
   //                                  volatile jint *dest, 
   //                                  jint compare_value)
--- a/src/os_cpu/windows_x86/vm/atomic_windows_x86.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/windows_x86/vm/atomic_windows_x86.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -123,6 +123,11 @@
   return (*os::atomic_cmpxchg_func)(exchange_value, dest, compare_value);
 }
 
+#define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value) {
+    return (*os::atomic_cmpxchg_byte_func)(exchange_value, dest, compare_value);
+}
+
 inline jlong    Atomic::cmpxchg    (jlong    exchange_value, volatile jlong*    dest, jlong    compare_value) {
   return (*os::atomic_cmpxchg_long_func)(exchange_value, dest, compare_value);
 }
@@ -212,6 +217,19 @@
   return (void*)xchg((jint)exchange_value, (volatile jint*)dest);
 }
 
+#define VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+inline jbyte    Atomic::cmpxchg    (jbyte    exchange_value, volatile jbyte*    dest, jbyte    compare_value) {
+  // alternative for InterlockedCompareExchange
+  int mp = os::is_MP();
+  __asm {
+    mov edx, dest
+    mov cl, exchange_value
+    mov al, compare_value
+    LOCK_IF_MP(mp)
+    cmpxchg byte ptr [edx], cl
+  }
+}
+
 inline jint     Atomic::cmpxchg    (jint     exchange_value, volatile jint*     dest, jint     compare_value) {
   // alternative for InterlockedCompareExchange
   int mp = os::is_MP();
--- a/src/os_cpu/windows_x86/vm/os_windows_x86.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/windows_x86/vm/os_windows_x86.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -220,6 +220,7 @@
 typedef jint      xchg_func_t            (jint,     volatile jint*);
 typedef intptr_t  xchg_ptr_func_t        (intptr_t, volatile intptr_t*);
 typedef jint      cmpxchg_func_t         (jint,     volatile jint*,  jint);
+typedef jbyte     cmpxchg_byte_func_t    (jbyte,    volatile jbyte*, jbyte);
 typedef jlong     cmpxchg_long_func_t    (jlong,    volatile jlong*, jlong);
 typedef jint      add_func_t             (jint,     volatile jint*);
 typedef intptr_t  add_ptr_func_t         (intptr_t, volatile intptr_t*);
@@ -272,6 +273,23 @@
     *dest = exchange_value;
   return old_value;
 }
+
+jbyte os::atomic_cmpxchg_byte_bootstrap(jbyte exchange_value, volatile jbyte* dest, jbyte compare_value) {
+  // try to use the stub:
+  cmpxchg_byte_func_t* func = CAST_TO_FN_PTR(cmpxchg_byte_func_t*, StubRoutines::atomic_cmpxchg_byte_entry());
+
+  if (func != NULL) {
+    os::atomic_cmpxchg_byte_func = func;
+    return (*func)(exchange_value, dest, compare_value);
+  }
+  assert(Threads::number_of_threads() == 0, "for bootstrap only");
+
+  jbyte old_value = *dest;
+  if (old_value == compare_value)
+    *dest = exchange_value;
+  return old_value;
+}
+
 #endif // AMD64
 
 jlong os::atomic_cmpxchg_long_bootstrap(jlong exchange_value, volatile jlong* dest, jlong compare_value) {
@@ -321,6 +339,7 @@
 xchg_func_t*         os::atomic_xchg_func         = os::atomic_xchg_bootstrap;
 xchg_ptr_func_t*     os::atomic_xchg_ptr_func     = os::atomic_xchg_ptr_bootstrap;
 cmpxchg_func_t*      os::atomic_cmpxchg_func      = os::atomic_cmpxchg_bootstrap;
+cmpxchg_byte_func_t* os::atomic_cmpxchg_byte_func = os::atomic_cmpxchg_byte_bootstrap;
 add_func_t*          os::atomic_add_func          = os::atomic_add_bootstrap;
 add_ptr_func_t*      os::atomic_add_ptr_func      = os::atomic_add_ptr_bootstrap;
 
@@ -635,7 +654,11 @@
 #ifndef PRODUCT
 void os::verify_stack_alignment() {
 #ifdef AMD64
-  assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment");
+  // The current_stack_pointer() calls generated get_previous_sp stub routine.
+  // Only enable the assert after the routine becomes available.
+  if (StubRoutines::code1() != NULL) {
+    assert(((intptr_t)os::current_stack_pointer() & (StackAlignmentInBytes-1)) == 0, "incorrect stack alignment");
+  }
 #endif
 }
 #endif
--- a/src/os_cpu/windows_x86/vm/os_windows_x86.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/os_cpu/windows_x86/vm/os_windows_x86.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -33,6 +33,7 @@
   static intptr_t  (*atomic_xchg_ptr_func)      (intptr_t,  volatile intptr_t*);
 
   static jint      (*atomic_cmpxchg_func)       (jint,      volatile jint*,  jint);
+  static jbyte     (*atomic_cmpxchg_byte_func)  (jbyte,     volatile jbyte*, jbyte);
   static jlong     (*atomic_cmpxchg_long_func)  (jlong,     volatile jlong*, jlong);
 
   static jint      (*atomic_add_func)           (jint,      volatile jint*);
@@ -42,6 +43,7 @@
   static intptr_t  atomic_xchg_ptr_bootstrap    (intptr_t,  volatile intptr_t*);
 
   static jint      atomic_cmpxchg_bootstrap     (jint,      volatile jint*,  jint);
+  static jbyte     atomic_cmpxchg_byte_bootstrap(jbyte,     volatile jbyte*, jbyte);
 #else
 
   static jlong (*atomic_cmpxchg_long_func)  (jlong, volatile jlong*, jlong);
--- a/src/share/tools/ProjectCreator/BuildConfig.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/tools/ProjectCreator/BuildConfig.java	Fri Nov 28 16:59:12 2014 +0000
@@ -512,7 +512,9 @@
 abstract class GenericDebugNonKernelConfig extends GenericDebugConfig {
     protected void init(Vector includes, Vector defines) {
         super.init(includes, defines);
-        getCI().getAdditionalNonKernelLinkerFlags(getV("LinkerFlags"));
+        if (get("PlatformName").equals("Win32")) {
+            getCI().getAdditionalNonKernelLinkerFlags(getV("LinkerFlags"));
+        }
    }
 }
 
--- a/src/share/tools/ProjectCreator/WinGammaPlatformVC10.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/tools/ProjectCreator/WinGammaPlatformVC10.java	Fri Nov 28 16:59:12 2014 +0000
@@ -401,16 +401,18 @@
     Vector getBaseLinkerFlags(String outDir, String outDll, String platformName) {
         Vector rv = new Vector();
 
-        addAttr(rv, "AdditionalOptions",
-                "/export:JNI_GetDefaultJavaVMInitArgs " +
-                "/export:JNI_CreateJavaVM " +
-                "/export:JVM_FindClassFromBootLoader "+
-                "/export:JNI_GetCreatedJavaVMs "+
-                "/export:jio_snprintf /export:jio_printf "+
-                "/export:jio_fprintf /export:jio_vfprintf "+
-                "/export:jio_vsnprintf "+
-                "/export:JVM_GetVersionInfo "+
-                "/export:JVM_InitAgentProperties");
+        if(platformName.equals("Win32")) {
+            addAttr(rv, "AdditionalOptions",
+                    "/export:JNI_GetDefaultJavaVMInitArgs " +
+                    "/export:JNI_CreateJavaVM " +
+                    "/export:JVM_FindClassFromBootLoader "+
+                    "/export:JNI_GetCreatedJavaVMs "+
+                    "/export:jio_snprintf /export:jio_printf "+
+                    "/export:jio_fprintf /export:jio_vfprintf "+
+                    "/export:jio_vsnprintf "+
+                    "/export:JVM_GetVersionInfo "+
+                    "/export:JVM_InitAgentProperties");
+        }
         addAttr(rv, "AdditionalDependencies", "kernel32.lib;user32.lib;gdi32.lib;winspool.lib;comdlg32.lib;advapi32.lib;shell32.lib;ole32.lib;oleaut32.lib;uuid.lib;Wsock32.lib;winmm.lib;psapi.lib;version.lib");
         addAttr(rv, "OutputFile", outDll);
         addAttr(rv, "SuppressStartupBanner", "true");
--- a/src/share/vm/ci/ciEnv.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/ci/ciEnv.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -53,6 +53,7 @@
 #include "runtime/reflection.hpp"
 #include "runtime/sharedRuntime.hpp"
 #include "runtime/thread.inline.hpp"
+#include "trace/tracing.hpp"
 #include "utilities/dtrace.hpp"
 #include "utilities/macros.hpp"
 #ifdef COMPILER1
@@ -1141,6 +1142,16 @@
   }
 }
 
+void ciEnv::report_failure(const char* reason) {
+  // Create and fire JFR event
+  EventCompilerFailure event;
+  if (event.should_commit()) {
+    event.set_compileID(compile_id());
+    event.set_failure(reason);
+    event.commit();
+  }
+}
+
 // ------------------------------------------------------------------
 // ciEnv::record_method_not_compilable()
 void ciEnv::record_method_not_compilable(const char* reason, bool all_tiers) {
--- a/src/share/vm/ci/ciEnv.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/ci/ciEnv.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -450,7 +450,8 @@
   // Check for changes to the system dictionary during compilation
   bool system_dictionary_modification_counter_changed();
 
-  void record_failure(const char* reason);
+  void record_failure(const char* reason);      // Record failure and report later
+  void report_failure(const char* reason);      // Report failure immediately
   void record_method_not_compilable(const char* reason, bool all_tiers = true);
   void record_out_of_memory_failure();
 
--- a/src/share/vm/ci/ciObjectFactory.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/ci/ciObjectFactory.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -46,6 +46,7 @@
 #include "oops/oop.inline.hpp"
 #include "oops/oop.inline2.hpp"
 #include "runtime/fieldType.hpp"
+#include "utilities/macros.hpp"
 #if INCLUDE_ALL_GCS
 # include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #endif
--- a/src/share/vm/ci/ciReplay.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/ci/ciReplay.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -332,7 +332,7 @@
   // Lookup a klass
   Klass* resolve_klass(const char* klass, TRAPS) {
     Symbol* klass_name = SymbolTable::lookup(klass, (int)strlen(klass), CHECK_NULL);
-    return SystemDictionary::resolve_or_fail(klass_name, _loader, _protection_domain, true, CHECK_NULL);
+    return SystemDictionary::resolve_or_fail(klass_name, _loader, _protection_domain, true, THREAD);
   }
 
   // Parse the standard tuple of <klass> <name> <signature>
--- a/src/share/vm/ci/ciTypeFlow.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/ci/ciTypeFlow.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -35,6 +35,8 @@
 #include "interpreter/bytecode.hpp"
 #include "interpreter/bytecodes.hpp"
 #include "memory/allocation.inline.hpp"
+#include "opto/compile.hpp"
+#include "opto/node.hpp"
 #include "runtime/deoptimization.hpp"
 #include "utilities/growableArray.hpp"
 
@@ -2646,7 +2648,7 @@
       assert (!blk->has_pre_order(), "");
       blk->set_next_pre_order();
 
-      if (_next_pre_order >= MaxNodeLimit / 2) {
+      if (_next_pre_order >= (int)Compile::current()->max_node_limit() / 2) {
         // Too many basic blocks.  Bail out.
         // This can happen when try/finally constructs are nested to depth N,
         // and there is O(2**N) cloning of jsr bodies.  See bug 4697245!
--- a/src/share/vm/classfile/classFileParser.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/classFileParser.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -31,9 +31,6 @@
 #include "classfile/javaClasses.hpp"
 #include "classfile/symbolTable.hpp"
 #include "classfile/systemDictionary.hpp"
-#if INCLUDE_CDS
-#include "classfile/systemDictionaryShared.hpp"
-#endif
 #include "classfile/verificationType.hpp"
 #include "classfile/verifier.hpp"
 #include "classfile/vmSymbols.hpp"
@@ -63,7 +60,11 @@
 #include "services/threadService.hpp"
 #include "utilities/array.hpp"
 #include "utilities/globalDefinitions.hpp"
+#include "utilities/macros.hpp"
 #include "utilities/ostream.hpp"
+#if INCLUDE_CDS
+#include "classfile/systemDictionaryShared.hpp"
+#endif
 
 // We generally try to create the oops directly when parsing, rather than
 // allocating temporary data structures and copying the bytes twice. A
--- a/src/share/vm/classfile/classLoader.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/classLoader.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -29,10 +29,6 @@
 #include "classfile/classLoaderExt.hpp"
 #include "classfile/classLoaderData.inline.hpp"
 #include "classfile/javaClasses.hpp"
-#if INCLUDE_CDS
-#include "classfile/sharedPathsMiscInfo.hpp"
-#include "classfile/sharedClassUtil.hpp"
-#endif
 #include "classfile/systemDictionary.hpp"
 #include "classfile/vmSymbols.hpp"
 #include "compiler/compileBroker.hpp"
@@ -64,8 +60,13 @@
 #include "services/management.hpp"
 #include "services/threadService.hpp"
 #include "utilities/events.hpp"
-#include "utilities/hashtable.hpp"
 #include "utilities/hashtable.inline.hpp"
+#include "utilities/macros.hpp"
+#if INCLUDE_CDS
+#include "classfile/sharedPathsMiscInfo.hpp"
+#include "classfile/sharedClassUtil.hpp"
+#endif
+
 
 // Entry points in zip.dll for loading zip/jar file entries
 
--- a/src/share/vm/classfile/classLoader.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/classLoader.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -27,6 +27,7 @@
 
 #include "classfile/classFileParser.hpp"
 #include "runtime/perfData.hpp"
+#include "utilities/macros.hpp"
 
 // The VM class loader.
 #include <sys/stat.h>
--- a/src/share/vm/classfile/classLoaderData.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/classLoaderData.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -65,9 +65,8 @@
 #include "utilities/growableArray.hpp"
 #include "utilities/macros.hpp"
 #include "utilities/ostream.hpp"
-
 #if INCLUDE_TRACE
- #include "trace/tracing.hpp"
+#include "trace/tracing.hpp"
 #endif
 
 ClassLoaderData * ClassLoaderData::_the_null_class_loader_data = NULL;
@@ -472,7 +471,7 @@
 // These anonymous class loaders are to contain classes used for JSR292
 ClassLoaderData* ClassLoaderData::anonymous_class_loader_data(oop loader, TRAPS) {
   // Add a new class loader data to the graph.
-  return ClassLoaderDataGraph::add(loader, true, CHECK_NULL);
+  return ClassLoaderDataGraph::add(loader, true, THREAD);
 }
 
 const char* ClassLoaderData::loader_name() {
@@ -978,4 +977,4 @@
   event.commit();
 }
 
-#endif /* INCLUDE_TRACE */
+#endif // INCLUDE_TRACE
--- a/src/share/vm/classfile/classLoaderData.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/classLoaderData.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -31,8 +31,9 @@
 #include "memory/metaspaceCounters.hpp"
 #include "runtime/mutex.hpp"
 #include "utilities/growableArray.hpp"
+#include "utilities/macros.hpp"
 #if INCLUDE_TRACE
-# include "utilities/ticks.hpp"
+#include "utilities/ticks.hpp"
 #endif
 
 //
--- a/src/share/vm/classfile/classLoaderExt.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/classLoaderExt.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -63,6 +63,9 @@
                                    ClassPathEntry* new_entry) {
     ClassLoader::add_to_list(new_entry);
   }
+  static void append_boot_classpath(ClassPathEntry* new_entry) {
+    ClassLoader::add_to_list(new_entry);
+  }
   static void setup_search_paths() {}
 };
 
--- a/src/share/vm/classfile/defaultMethods.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/defaultMethods.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -493,7 +493,7 @@
 };
 
 Symbol* MethodFamily::generate_no_defaults_message(TRAPS) const {
-  return SymbolTable::new_symbol("No qualifying defaults found", CHECK_NULL);
+  return SymbolTable::new_symbol("No qualifying defaults found", THREAD);
 }
 
 Symbol* MethodFamily::generate_method_message(Symbol *klass_name, Method* method, TRAPS) const {
@@ -506,7 +506,7 @@
   ss.write((const char*)name->bytes(), name->utf8_length());
   ss.write((const char*)signature->bytes(), signature->utf8_length());
   ss.print(" is abstract");
-  return SymbolTable::new_symbol(ss.base(), (int)ss.size(), CHECK_NULL);
+  return SymbolTable::new_symbol(ss.base(), (int)ss.size(), THREAD);
 }
 
 Symbol* MethodFamily::generate_conflicts_message(GrowableArray<Method*>* methods, TRAPS) const {
@@ -521,7 +521,7 @@
     ss.print(".");
     ss.write((const char*)name->bytes(), name->utf8_length());
   }
-  return SymbolTable::new_symbol(ss.base(), (int)ss.size(), CHECK_NULL);
+  return SymbolTable::new_symbol(ss.base(), (int)ss.size(), THREAD);
 }
 
 
--- a/src/share/vm/classfile/javaClasses.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/javaClasses.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -41,6 +41,7 @@
 #include "oops/method.hpp"
 #include "oops/symbol.hpp"
 #include "oops/typeArrayOop.hpp"
+#include "prims/jvmtiRedefineClassesTrace.hpp"
 #include "runtime/fieldDescriptor.hpp"
 #include "runtime/handles.inline.hpp"
 #include "runtime/interfaceSupport.hpp"
@@ -944,7 +945,7 @@
   assert(_group_offset == 0, "offsets should be initialized only once");
 
   Klass* k = SystemDictionary::Thread_klass();
-  compute_offset(_name_offset,      k, vmSymbols::name_name(),      vmSymbols::char_array_signature());
+  compute_offset(_name_offset,      k, vmSymbols::name_name(),      vmSymbols::string_signature());
   compute_offset(_group_offset,     k, vmSymbols::group_name(),     vmSymbols::threadgroup_signature());
   compute_offset(_contextClassLoader_offset, k, vmSymbols::contextClassLoader_name(), vmSymbols::classloader_signature());
   compute_offset(_inheritedAccessControlContext_offset, k, vmSymbols::inheritedAccessControlContext_name(), vmSymbols::accesscontrolcontext_signature());
@@ -974,15 +975,12 @@
 }
 
 
-typeArrayOop java_lang_Thread::name(oop java_thread) {
-  oop name = java_thread->obj_field(_name_offset);
-  assert(name == NULL || (name->is_typeArray() && TypeArrayKlass::cast(name->klass())->element_type() == T_CHAR), "just checking");
-  return typeArrayOop(name);
-}
-
-
-void java_lang_Thread::set_name(oop java_thread, typeArrayOop name) {
-  assert(java_thread->obj_field(_name_offset) == NULL, "name should be NULL");
+oop java_lang_Thread::name(oop java_thread) {
+  return java_thread->obj_field(_name_offset);
+}
+
+
+void java_lang_Thread::set_name(oop java_thread, oop name) {
   java_thread->obj_field_put(_name_offset, name);
 }
 
@@ -1952,7 +1950,7 @@
   // This class is eagerly initialized during VM initialization, since we keep a refence
   // to one of the methods
   assert(InstanceKlass::cast(klass)->is_initialized(), "must be initialized");
-  return InstanceKlass::cast(klass)->allocate_instance_handle(CHECK_NH);
+  return InstanceKlass::cast(klass)->allocate_instance_handle(THREAD);
 }
 
 oop java_lang_reflect_Method::clazz(oop reflect) {
@@ -2130,7 +2128,7 @@
   instanceKlassHandle klass (THREAD, k);
   // Ensure it is initialized
   klass->initialize(CHECK_NH);
-  return klass->allocate_instance_handle(CHECK_NH);
+  return klass->allocate_instance_handle(THREAD);
 }
 
 oop java_lang_reflect_Constructor::clazz(oop reflect) {
@@ -2270,7 +2268,7 @@
   instanceKlassHandle klass (THREAD, k);
   // Ensure it is initialized
   klass->initialize(CHECK_NH);
-  return klass->allocate_instance_handle(CHECK_NH);
+  return klass->allocate_instance_handle(THREAD);
 }
 
 oop java_lang_reflect_Field::clazz(oop reflect) {
@@ -2397,7 +2395,7 @@
   instanceKlassHandle klass (THREAD, k);
   // Ensure it is initialized
   klass->initialize(CHECK_NH);
-  return klass->allocate_instance_handle(CHECK_NH);
+  return klass->allocate_instance_handle(THREAD);
 }
 
 oop java_lang_reflect_Parameter::name(oop param) {
@@ -2447,7 +2445,7 @@
   instanceKlassHandle klass (THREAD, k);
   // Ensure it is initialized
   klass->initialize(CHECK_NH);
-  return klass->allocate_instance_handle(CHECK_NH);
+  return klass->allocate_instance_handle(THREAD);
 }
 
 
@@ -2797,12 +2795,35 @@
   return (Metadata*)mname->address_field(_vmtarget_offset);
 }
 
+bool java_lang_invoke_MemberName::is_method(oop mname) {
+  assert(is_instance(mname), "must be MemberName");
+  return (flags(mname) & (MN_IS_METHOD | MN_IS_CONSTRUCTOR)) > 0;
+}
+
 #if INCLUDE_JVMTI
 // Can be executed on VM thread only
-void java_lang_invoke_MemberName::adjust_vmtarget(oop mname, Metadata* ref) {
-  assert((is_instance(mname) && (flags(mname) & (MN_IS_METHOD | MN_IS_CONSTRUCTOR)) > 0), "wrong type");
+void java_lang_invoke_MemberName::adjust_vmtarget(oop mname, Method* old_method,
+                                                  Method* new_method, bool* trace_name_printed) {
+  assert(is_method(mname), "wrong type");
   assert(Thread::current()->is_VM_thread(), "not VM thread");
-  mname->address_field_put(_vmtarget_offset, (address)ref);
+
+  Method* target = (Method*)mname->address_field(_vmtarget_offset);
+  if (target == old_method) {
+    mname->address_field_put(_vmtarget_offset, (address)new_method);
+
+    if (RC_TRACE_IN_RANGE(0x00100000, 0x00400000)) {
+      if (!(*trace_name_printed)) {
+        // RC_TRACE_MESG macro has an embedded ResourceMark
+        RC_TRACE_MESG(("adjust: name=%s",
+                       old_method->method_holder()->external_name()));
+        *trace_name_printed = true;
+      }
+      // RC_TRACE macro has an embedded ResourceMark
+      RC_TRACE(0x00400000, ("MemberName method update: %s(%s)",
+                            new_method->name()->as_C_string(),
+                            new_method->signature()->as_C_string()));
+    }
+  }
 }
 #endif // INCLUDE_JVMTI
 
--- a/src/share/vm/classfile/javaClasses.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/javaClasses.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -345,8 +345,8 @@
   // Set JavaThread for instance
   static void set_thread(oop java_thread, JavaThread* thread);
   // Name
-  static typeArrayOop name(oop java_thread);
-  static void set_name(oop java_thread, typeArrayOop name);
+  static oop name(oop java_thread);
+  static void set_name(oop java_thread, oop name);
   // Priority
   static ThreadPriority priority(oop java_thread);
   static void set_priority(oop java_thread, ThreadPriority priority);
@@ -1100,7 +1100,8 @@
   static Metadata*      vmtarget(oop mname);
   static void       set_vmtarget(oop mname, Metadata* target);
 #if INCLUDE_JVMTI
-  static void       adjust_vmtarget(oop mname, Metadata* target);
+  static void       adjust_vmtarget(oop mname, Method* old_method, Method* new_method,
+                                    bool* trace_name_printed);
 #endif // INCLUDE_JVMTI
 
   static intptr_t       vmindex(oop mname);
@@ -1114,6 +1115,8 @@
     return obj != NULL && is_subclass(obj->klass());
   }
 
+  static bool is_method(oop obj);
+
   // Relevant integer codes (keep these in synch. with MethodHandleNatives.Constants):
   enum {
     MN_IS_METHOD            = 0x00010000, // method (not constructor)
--- a/src/share/vm/classfile/stringTable.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/stringTable.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -36,6 +36,7 @@
 #include "runtime/atomic.inline.hpp"
 #include "runtime/mutexLocker.hpp"
 #include "utilities/hashtable.inline.hpp"
+#include "utilities/macros.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #include "gc_implementation/g1/g1StringDedup.hpp"
--- a/src/share/vm/classfile/symbolTable.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/symbolTable.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -235,7 +235,7 @@
   MutexLocker ml(SymbolTable_lock, THREAD);
 
   // Otherwise, add to symbol to table
-  return the_table()->basic_add(index, (u1*)name, len, hashValue, true, CHECK_NULL);
+  return the_table()->basic_add(index, (u1*)name, len, hashValue, true, THREAD);
 }
 
 Symbol* SymbolTable::lookup(const Symbol* sym, int begin, int end, TRAPS) {
@@ -274,7 +274,7 @@
   // Grab SymbolTable_lock first.
   MutexLocker ml(SymbolTable_lock, THREAD);
 
-  return the_table()->basic_add(index, (u1*)buffer, len, hashValue, true, CHECK_NULL);
+  return the_table()->basic_add(index, (u1*)buffer, len, hashValue, true, THREAD);
 }
 
 Symbol* SymbolTable::lookup_only(const char* name, int len,
--- a/src/share/vm/classfile/systemDictionary.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/systemDictionary.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -31,10 +31,6 @@
 #include "classfile/resolutionErrors.hpp"
 #include "classfile/stringTable.hpp"
 #include "classfile/systemDictionary.hpp"
-#if INCLUDE_CDS
-#include "classfile/sharedClassUtil.hpp"
-#include "classfile/systemDictionaryShared.hpp"
-#endif
 #include "classfile/vmSymbols.hpp"
 #include "compiler/compileBroker.hpp"
 #include "interpreter/bytecodeStream.hpp"
@@ -65,9 +61,12 @@
 #include "services/threadService.hpp"
 #include "utilities/macros.hpp"
 #include "utilities/ticks.hpp"
-
+#if INCLUDE_CDS
+#include "classfile/sharedClassUtil.hpp"
+#include "classfile/systemDictionaryShared.hpp"
+#endif
 #if INCLUDE_TRACE
- #include "trace/tracing.hpp"
+#include "trace/tracing.hpp"
 #endif
 
 Dictionary*            SystemDictionary::_dictionary          = NULL;
@@ -123,7 +122,7 @@
 
 ClassLoaderData* SystemDictionary::register_loader(Handle class_loader, TRAPS) {
   if (class_loader() == NULL) return ClassLoaderData::the_null_class_loader_data();
-  return ClassLoaderDataGraph::find_or_create(class_loader, CHECK_NULL);
+  return ClassLoaderDataGraph::find_or_create(class_loader, THREAD);
 }
 
 // ----------------------------------------------------------------------------
@@ -233,15 +232,15 @@
                  class_name->as_C_string(),
                  class_loader.is_null() ? "null" : class_loader->klass()->name()->as_C_string()));
   if (FieldType::is_array(class_name)) {
-    return resolve_array_class_or_null(class_name, class_loader, protection_domain, CHECK_NULL);
+    return resolve_array_class_or_null(class_name, class_loader, protection_domain, THREAD);
   } else if (FieldType::is_obj(class_name)) {
     ResourceMark rm(THREAD);
     // Ignore wrapping L and ;.
     TempNewSymbol name = SymbolTable::new_symbol(class_name->as_C_string() + 1,
                                    class_name->utf8_length() - 2, CHECK_NULL);
-    return resolve_instance_class_or_null(name, class_loader, protection_domain, CHECK_NULL);
+    return resolve_instance_class_or_null(name, class_loader, protection_domain, THREAD);
   } else {
-    return resolve_instance_class_or_null(class_name, class_loader, protection_domain, CHECK_NULL);
+    return resolve_instance_class_or_null(class_name, class_loader, protection_domain, THREAD);
   }
 }
 
@@ -2660,7 +2659,7 @@
                                       class_loader->klass() : (Klass*)NULL);
     event.commit();
   }
-#endif /* INCLUDE_TRACE */
+#endif // INCLUDE_TRACE
 }
 
 #ifndef PRODUCT
--- a/src/share/vm/classfile/verificationType.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/verificationType.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -289,7 +289,7 @@
           if (is_reference() && from.is_reference()) {
             return is_reference_assignable_from(from, context,
                                                 from_field_is_protected,
-                                                CHECK_false);
+                                                THREAD);
           } else {
             return false;
           }
--- a/src/share/vm/classfile/verifier.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/classfile/verifier.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1927,7 +1927,7 @@
 
   return SystemDictionary::resolve_or_fail(
     name, Handle(THREAD, loader), Handle(THREAD, protection_domain),
-    true, CHECK_NULL);
+    true, THREAD);
 }
 
 bool ClassVerifier::is_protected_access(instanceKlassHandle this_class,
--- a/src/share/vm/compiler/compileBroker.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/compiler/compileBroker.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1807,7 +1807,7 @@
                      os::file_separator(), thread_id, os::current_process_id());
       }
 
-      fp = fopen(file_name, "at");
+      fp = fopen(file_name, "wt");
       if (fp != NULL) {
         if (LogCompilation && Verbose) {
           tty->print_cr("Opening compilation log %s", file_name);
@@ -1985,6 +1985,7 @@
 
     if (ci_env.failing()) {
       task->set_failure_reason(ci_env.failure_reason());
+      ci_env.report_failure(ci_env.failure_reason());
       const char* retry_message = ci_env.retry_message();
       if (_compilation_log != NULL) {
         _compilation_log->log_failure(thread, task, ci_env.failure_reason(), retry_message);
--- a/src/share/vm/compiler/compileLog.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/compiler/compileLog.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -56,8 +56,10 @@
 }
 
 CompileLog::~CompileLog() {
-  delete _out;
+  delete _out; // Close fd in fileStream::~fileStream()
   _out = NULL;
+  // Remove partial file after merging in CompileLog::finish_log_on_error
+  unlink(_file);
   FREE_C_HEAP_ARRAY(char, _identities, mtCompiler);
   FREE_C_HEAP_ARRAY(char, _file, mtCompiler);
 }
@@ -278,10 +280,9 @@
       }
       file->print_raw_cr("</compilation_log>");
       close(partial_fd);
-      unlink(partial_file);
     }
     CompileLog* next_log = log->_next;
-    delete log;
+    delete log; // Removes partial file
     log = next_log;
   }
   _first = NULL;
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -192,7 +192,6 @@
      FreeBlockDictionary<FreeChunk>::DictionaryChoice dictionaryChoice) :
   CardGeneration(rs, initial_byte_size, level, ct),
   _dilatation_factor(((double)MinChunkSize)/((double)(CollectedHeap::min_fill_size()))),
-  _debug_collection_type(Concurrent_collection_type),
   _did_compact(false)
 {
   HeapWord* bottom = (HeapWord*) _virtual_space.low();
@@ -612,8 +611,6 @@
   // Clip CMSBootstrapOccupancy between 0 and 100.
   _bootstrap_occupancy = ((double)CMSBootstrapOccupancy)/(double)100;
 
-  _full_gcs_since_conc_gc = 0;
-
   // Now tell CMS generations the identity of their collector
   ConcurrentMarkSweepGeneration::set_collector(this);
 
@@ -1247,20 +1244,6 @@
     return true;
   }
 
-  // For debugging purposes, change the type of collection.
-  // If the rotation is not on the concurrent collection
-  // type, don't start a concurrent collection.
-  NOT_PRODUCT(
-    if (RotateCMSCollectionTypes &&
-        (_cmsGen->debug_collection_type() !=
-          ConcurrentMarkSweepGeneration::Concurrent_collection_type)) {
-      assert(_cmsGen->debug_collection_type() !=
-        ConcurrentMarkSweepGeneration::Unknown_collection_type,
-        "Bad cms collection type");
-      return false;
-    }
-  )
-
   FreelistLocker x(this);
   // ------------------------------------------------------------------
   // Print out lots of information which affects the initiation of
@@ -1441,16 +1424,6 @@
                            size_t size,
                            bool   tlab)
 {
-  if (!UseCMSCollectionPassing && _collectorState > Idling) {
-    // For debugging purposes skip the collection if the state
-    // is not currently idle
-    if (TraceCMSState) {
-      gclog_or_tty->print_cr("Thread " INTPTR_FORMAT " skipped full:%d CMS state %d",
-        Thread::current(), full, _collectorState);
-    }
-    return;
-  }
-
   // The following "if" branch is present for defensive reasons.
   // In the current uses of this interface, it can be replaced with:
   // assert(!GC_locker.is_active(), "Can't be called otherwise");
@@ -1466,7 +1439,6 @@
     return;
   }
   acquire_control_and_collect(full, clear_all_soft_refs);
-  _full_gcs_since_conc_gc++;
 }
 
 void CMSCollector::request_full_gc(unsigned int full_gc_count, GCCause::Cause cause) {
@@ -1636,66 +1608,52 @@
     gclog_or_tty->print_cr("    gets control with state %d", _collectorState);
   }
 
-  // Check if we need to do a compaction, or if not, whether
-  // we need to start the mark-sweep from scratch.
-  bool should_compact    = false;
-  bool should_start_over = false;
-  decide_foreground_collection_type(clear_all_soft_refs,
-    &should_compact, &should_start_over);
-
-NOT_PRODUCT(
-  if (RotateCMSCollectionTypes) {
-    if (_cmsGen->debug_collection_type() ==
-        ConcurrentMarkSweepGeneration::MSC_foreground_collection_type) {
-      should_compact = true;
-    } else if (_cmsGen->debug_collection_type() ==
-               ConcurrentMarkSweepGeneration::MS_foreground_collection_type) {
-      should_compact = false;
-    }
-  }
-)
+  // Inform cms gen if this was due to partial collection failing.
+  // The CMS gen may use this fact to determine its expansion policy.
+  GenCollectedHeap* gch = GenCollectedHeap::heap();
+  if (gch->incremental_collection_will_fail(false /* don't consult_young */)) {
+    assert(!_cmsGen->incremental_collection_failed(),
+           "Should have been noticed, reacted to and cleared");
+    _cmsGen->set_incremental_collection_failed();
+  }
 
   if (first_state > Idling) {
     report_concurrent_mode_interruption();
   }
 
-  set_did_compact(should_compact);
-  if (should_compact) {
-    // If the collection is being acquired from the background
-    // collector, there may be references on the discovered
-    // references lists that have NULL referents (being those
-    // that were concurrently cleared by a mutator) or
-    // that are no longer active (having been enqueued concurrently
-    // by the mutator).
-    // Scrub the list of those references because Mark-Sweep-Compact
-    // code assumes referents are not NULL and that all discovered
-    // Reference objects are active.
-    ref_processor()->clean_up_discovered_references();
-
-    if (first_state > Idling) {
-      save_heap_summary();
-    }
-
-    do_compaction_work(clear_all_soft_refs);
-
-    // Has the GC time limit been exceeded?
-    DefNewGeneration* young_gen = _young_gen->as_DefNewGeneration();
-    size_t max_eden_size = young_gen->max_capacity() -
-                           young_gen->to()->capacity() -
-                           young_gen->from()->capacity();
-    GenCollectedHeap* gch = GenCollectedHeap::heap();
-    GCCause::Cause gc_cause = gch->gc_cause();
-    size_policy()->check_gc_overhead_limit(_young_gen->used(),
-                                           young_gen->eden()->used(),
-                                           _cmsGen->max_capacity(),
-                                           max_eden_size,
-                                           full,
-                                           gc_cause,
-                                           gch->collector_policy());
-  } else {
-    do_mark_sweep_work(clear_all_soft_refs, first_state,
-      should_start_over);
-  }
+  set_did_compact(true);
+
+  // If the collection is being acquired from the background
+  // collector, there may be references on the discovered
+  // references lists that have NULL referents (being those
+  // that were concurrently cleared by a mutator) or
+  // that are no longer active (having been enqueued concurrently
+  // by the mutator).
+  // Scrub the list of those references because Mark-Sweep-Compact
+  // code assumes referents are not NULL and that all discovered
+  // Reference objects are active.
+  ref_processor()->clean_up_discovered_references();
+
+  if (first_state > Idling) {
+    save_heap_summary();
+  }
+
+  do_compaction_work(clear_all_soft_refs);
+
+  // Has the GC time limit been exceeded?
+  DefNewGeneration* young_gen = _young_gen->as_DefNewGeneration();
+  size_t max_eden_size = young_gen->max_capacity() -
+                         young_gen->to()->capacity() -
+                         young_gen->from()->capacity();
+  GCCause::Cause gc_cause = gch->gc_cause();
+  size_policy()->check_gc_overhead_limit(_young_gen->used(),
+                                         young_gen->eden()->used(),
+                                         _cmsGen->max_capacity(),
+                                         max_eden_size,
+                                         full,
+                                         gc_cause,
+                                         gch->collector_policy());
+
   // Reset the expansion cause, now that we just completed
   // a collection cycle.
   clear_expansion_cause();
@@ -1713,68 +1671,6 @@
   _cmsGen->compute_new_size_free_list();
 }
 
-// A work method used by foreground collection to determine
-// what type of collection (compacting or not, continuing or fresh)
-// it should do.
-// NOTE: the intent is to make UseCMSCompactAtFullCollection
-// and CMSCompactWhenClearAllSoftRefs the default in the future
-// and do away with the flags after a suitable period.
-void CMSCollector::decide_foreground_collection_type(
-  bool clear_all_soft_refs, bool* should_compact,
-  bool* should_start_over) {
-  // Normally, we'll compact only if the UseCMSCompactAtFullCollection
-  // flag is set, and we have either requested a System.gc() or
-  // the number of full gc's since the last concurrent cycle
-  // has exceeded the threshold set by CMSFullGCsBeforeCompaction,
-  // or if an incremental collection has failed
-  GenCollectedHeap* gch = GenCollectedHeap::heap();
-  assert(gch->collector_policy()->is_generation_policy(),
-         "You may want to check the correctness of the following");
-  // Inform cms gen if this was due to partial collection failing.
-  // The CMS gen may use this fact to determine its expansion policy.
-  if (gch->incremental_collection_will_fail(false /* don't consult_young */)) {
-    assert(!_cmsGen->incremental_collection_failed(),
-           "Should have been noticed, reacted to and cleared");
-    _cmsGen->set_incremental_collection_failed();
-  }
-  *should_compact =
-    UseCMSCompactAtFullCollection &&
-    ((_full_gcs_since_conc_gc >= CMSFullGCsBeforeCompaction) ||
-     GCCause::is_user_requested_gc(gch->gc_cause()) ||
-     gch->incremental_collection_will_fail(true /* consult_young */));
-  *should_start_over = false;
-  if (clear_all_soft_refs && !*should_compact) {
-    // We are about to do a last ditch collection attempt
-    // so it would normally make sense to do a compaction
-    // to reclaim as much space as possible.
-    if (CMSCompactWhenClearAllSoftRefs) {
-      // Default: The rationale is that in this case either
-      // we are past the final marking phase, in which case
-      // we'd have to start over, or so little has been done
-      // that there's little point in saving that work. Compaction
-      // appears to be the sensible choice in either case.
-      *should_compact = true;
-    } else {
-      // We have been asked to clear all soft refs, but not to
-      // compact. Make sure that we aren't past the final checkpoint
-      // phase, for that is where we process soft refs. If we are already
-      // past that phase, we'll need to redo the refs discovery phase and
-      // if necessary clear soft refs that weren't previously
-      // cleared. We do so by remembering the phase in which
-      // we came in, and if we are past the refs processing
-      // phase, we'll choose to just redo the mark-sweep
-      // collection from scratch.
-      if (_collectorState > FinalMarking) {
-        // We are past the refs processing phase;
-        // start over and do a fresh synchronous CMS cycle
-        _collectorState = Resetting; // skip to reset to start new cycle
-        reset(false /* == !asynch */);
-        *should_start_over = true;
-      } // else we can continue a possibly ongoing current cycle
-    }
-  }
-}
-
 // A work method used by the foreground collector to do
 // a mark-sweep-compact.
 void CMSCollector::do_compaction_work(bool clear_all_soft_refs) {
@@ -1787,10 +1683,6 @@
   gc_tracer->report_gc_start(gch->gc_cause(), gc_timer->gc_start());
 
   GCTraceTime t("CMS:MSC ", PrintGCDetails && Verbose, true, NULL, gc_tracer->gc_id());
-  if (PrintGC && Verbose && !(GCCause::is_user_requested_gc(gch->gc_cause()))) {
-    gclog_or_tty->print_cr("Compact ConcurrentMarkSweepGeneration after %d "
-      "collections passed to foreground collector", _full_gcs_since_conc_gc);
-  }
 
   // Temporarily widen the span of the weak reference processing to
   // the entire heap.
@@ -1852,7 +1744,7 @@
   _collectorState = Resetting;
   assert(_restart_addr == NULL,
          "Should have been NULL'd before baton was passed");
-  reset(false /* == !asynch */);
+  reset(false /* == !concurrent */);
   _cmsGen->reset_after_compaction();
   _concurrent_cycles_since_last_unload = 0;
 
@@ -1875,40 +1767,6 @@
   // in the heap's do_collection() method.
 }
 
-// A work method used by the foreground collector to do
-// a mark-sweep, after taking over from a possibly on-going
-// concurrent mark-sweep collection.
-void CMSCollector::do_mark_sweep_work(bool clear_all_soft_refs,
-  CollectorState first_state, bool should_start_over) {
-  if (PrintGC && Verbose) {
-    gclog_or_tty->print_cr("Pass concurrent collection to foreground "
-      "collector with count %d",
-      _full_gcs_since_conc_gc);
-  }
-  switch (_collectorState) {
-    case Idling:
-      if (first_state == Idling || should_start_over) {
-        // The background GC was not active, or should
-        // restarted from scratch;  start the cycle.
-        _collectorState = InitialMarking;
-      }
-      // If first_state was not Idling, then a background GC
-      // was in progress and has now finished.  No need to do it
-      // again.  Leave the state as Idling.
-      break;
-    case Precleaning:
-      // In the foreground case don't do the precleaning since
-      // it is not done concurrently and there is extra work
-      // required.
-      _collectorState = FinalMarking;
-  }
-  collect_in_foreground(clear_all_soft_refs, GenCollectedHeap::heap()->gc_cause());
-
-  // For a mark-sweep, compute_new_size() will be called
-  // in the heap's do_collection() method.
-}
-
-
 void CMSCollector::print_eden_and_survivor_chunk_arrays() {
   DefNewGeneration* dng = _young_gen->as_DefNewGeneration();
   ContiguousSpace* eden_space = dng->eden();
@@ -1989,13 +1847,7 @@
   }
 };
 
-// There are separate collect_in_background and collect_in_foreground because of
-// the different locking requirements of the background collector and the
-// foreground collector.  There was originally an attempt to share
-// one "collect" method between the background collector and the foreground
-// collector but the if-then-else required made it cleaner to have
-// separate methods.
-void CMSCollector::collect_in_background(bool clear_all_soft_refs, GCCause::Cause cause) {
+void CMSCollector::collect_in_background(GCCause::Cause cause) {
   assert(Thread::current()->is_ConcurrentGC_thread(),
     "A CMS asynchronous collection is only allowed on a CMS thread.");
 
@@ -2036,7 +1888,7 @@
   // Used for PrintGC
   size_t prev_used;
   if (PrintGC && Verbose) {
-    prev_used = _cmsGen->used(); // XXXPERM
+    prev_used = _cmsGen->used();
   }
 
   // The change of the collection state is normally done at this level;
@@ -2116,7 +1968,7 @@
         break;
       case Marking:
         // initial marking in checkpointRootsInitialWork has been completed
-        if (markFromRoots(true)) { // we were successful
+        if (markFromRoots()) { // we were successful
           assert(_collectorState == Precleaning, "Collector state should "
             "have changed");
         } else {
@@ -2146,10 +1998,9 @@
         break;
       case Sweeping:
         // final marking in checkpointRootsFinal has been completed
-        sweep(true);
+        sweep();
         assert(_collectorState == Resizing, "Collector state change "
           "to Resizing must be done under the free_list_lock");
-        _full_gcs_since_conc_gc = 0;
 
       case Resizing: {
         // Sweeping has been completed...
@@ -2222,12 +2073,6 @@
   }
 }
 
-void CMSCollector::register_foreground_gc_start(GCCause::Cause cause) {
-  if (!_cms_start_registered) {
-    register_gc_start(cause);
-  }
-}
-
 void CMSCollector::register_gc_start(GCCause::Cause cause) {
   _cms_start_registered = true;
   _gc_timer_cm->register_gc_start();
@@ -2255,120 +2100,6 @@
   _gc_tracer_cm->report_metaspace_summary(when, _last_metaspace_summary);
 }
 
-void CMSCollector::collect_in_foreground(bool clear_all_soft_refs, GCCause::Cause cause) {
-  assert(_foregroundGCIsActive && !_foregroundGCShouldWait,
-         "Foreground collector should be waiting, not executing");
-  assert(Thread::current()->is_VM_thread(), "A foreground collection"
-    "may only be done by the VM Thread with the world stopped");
-  assert(ConcurrentMarkSweepThread::vm_thread_has_cms_token(),
-         "VM thread should have CMS token");
-
-  // The gc id is created in register_foreground_gc_start if this collection is synchronous
-  const GCId gc_id = _collectorState == InitialMarking ? GCId::peek() : _gc_tracer_cm->gc_id();
-  NOT_PRODUCT(GCTraceTime t("CMS:MS (foreground) ", PrintGCDetails && Verbose,
-    true, NULL, gc_id);)
-  COMPILER2_PRESENT(DerivedPointerTableDeactivate dpt_deact);
-
-  HandleMark hm;  // Discard invalid handles created during verification
-
-  if (VerifyBeforeGC &&
-      GenCollectedHeap::heap()->total_collections() >= VerifyGCStartAt) {
-    Universe::verify();
-  }
-
-  // Snapshot the soft reference policy to be used in this collection cycle.
-  ref_processor()->setup_policy(clear_all_soft_refs);
-
-  // Decide if class unloading should be done
-  update_should_unload_classes();
-
-  bool init_mark_was_synchronous = false; // until proven otherwise
-  while (_collectorState != Idling) {
-    if (TraceCMSState) {
-      gclog_or_tty->print_cr("Thread " INTPTR_FORMAT " in CMS state %d",
-        Thread::current(), _collectorState);
-    }
-    switch (_collectorState) {
-      case InitialMarking:
-        register_foreground_gc_start(cause);
-        init_mark_was_synchronous = true;  // fact to be exploited in re-mark
-        checkpointRootsInitial(false);
-        assert(_collectorState == Marking, "Collector state should have changed"
-          " within checkpointRootsInitial()");
-        break;
-      case Marking:
-        // initial marking in checkpointRootsInitialWork has been completed
-        if (VerifyDuringGC &&
-            GenCollectedHeap::heap()->total_collections() >= VerifyGCStartAt) {
-          Universe::verify("Verify before initial mark: ");
-        }
-        {
-          bool res = markFromRoots(false);
-          assert(res && _collectorState == FinalMarking, "Collector state should "
-            "have changed");
-          break;
-        }
-      case FinalMarking:
-        if (VerifyDuringGC &&
-            GenCollectedHeap::heap()->total_collections() >= VerifyGCStartAt) {
-          Universe::verify("Verify before re-mark: ");
-        }
-        checkpointRootsFinal(false, clear_all_soft_refs,
-                             init_mark_was_synchronous);
-        assert(_collectorState == Sweeping, "Collector state should not "
-          "have changed within checkpointRootsFinal()");
-        break;
-      case Sweeping:
-        // final marking in checkpointRootsFinal has been completed
-        if (VerifyDuringGC &&
-            GenCollectedHeap::heap()->total_collections() >= VerifyGCStartAt) {
-          Universe::verify("Verify before sweep: ");
-        }
-        sweep(false);
-        assert(_collectorState == Resizing, "Incorrect state");
-        break;
-      case Resizing: {
-        // Sweeping has been completed; the actual resize in this case
-        // is done separately; nothing to be done in this state.
-        _collectorState = Resetting;
-        break;
-      }
-      case Resetting:
-        // The heap has been resized.
-        if (VerifyDuringGC &&
-            GenCollectedHeap::heap()->total_collections() >= VerifyGCStartAt) {
-          Universe::verify("Verify before reset: ");
-        }
-        save_heap_summary();
-        reset(false);
-        assert(_collectorState == Idling, "Collector state should "
-          "have changed");
-        break;
-      case Precleaning:
-      case AbortablePreclean:
-        // Elide the preclean phase
-        _collectorState = FinalMarking;
-        break;
-      default:
-        ShouldNotReachHere();
-    }
-    if (TraceCMSState) {
-      gclog_or_tty->print_cr("  Thread " INTPTR_FORMAT " done - next CMS state %d",
-        Thread::current(), _collectorState);
-    }
-  }
-
-  if (VerifyAfterGC &&
-      GenCollectedHeap::heap()->total_collections() >= VerifyGCStartAt) {
-    Universe::verify();
-  }
-  if (TraceCMSState) {
-    gclog_or_tty->print_cr("CMS Thread " INTPTR_FORMAT
-      " exiting collection CMS state %d",
-      Thread::current(), _collectorState);
-  }
-}
-
 bool CMSCollector::waitForForegroundGC() {
   bool res = false;
   assert(ConcurrentMarkSweepThread::cms_thread_has_cms_token(),
@@ -3345,7 +3076,7 @@
 // Checkpoint the roots into this generation from outside
 // this generation. [Note this initial checkpoint need only
 // be approximate -- we'll do a catch up phase subsequently.]
-void CMSCollector::checkpointRootsInitial(bool asynch) {
+void CMSCollector::checkpointRootsInitial() {
   assert(_collectorState == InitialMarking, "Wrong collector state");
   check_correct_thread_executing();
   TraceCMSMemoryManagerStats tms(_collectorState,GenCollectedHeap::heap()->gc_cause());
@@ -3356,32 +3087,19 @@
   ReferenceProcessor* rp = ref_processor();
   SpecializationStats::clear();
   assert(_restart_addr == NULL, "Control point invariant");
-  if (asynch) {
+  {
     // acquire locks for subsequent manipulations
     MutexLockerEx x(bitMapLock(),
                     Mutex::_no_safepoint_check_flag);
-    checkpointRootsInitialWork(asynch);
+    checkpointRootsInitialWork();
     // enable ("weak") refs discovery
     rp->enable_discovery(true /*verify_disabled*/, true /*check_no_refs*/);
     _collectorState = Marking;
-  } else {
-    // (Weak) Refs discovery: this is controlled from genCollectedHeap::do_collection
-    // which recognizes if we are a CMS generation, and doesn't try to turn on
-    // discovery; verify that they aren't meddling.
-    assert(!rp->discovery_is_atomic(),
-           "incorrect setting of discovery predicate");
-    assert(!rp->discovery_enabled(), "genCollectedHeap shouldn't control "
-           "ref discovery for this generation kind");
-    // already have locks
-    checkpointRootsInitialWork(asynch);
-    // now enable ("weak") refs discovery
-    rp->enable_discovery(true /*verify_disabled*/, false /*verify_no_refs*/);
-    _collectorState = Marking;
   }
   SpecializationStats::print();
 }
 
-void CMSCollector::checkpointRootsInitialWork(bool asynch) {
+void CMSCollector::checkpointRootsInitialWork() {
   assert(SafepointSynchronize::is_at_safepoint(), "world should be stopped");
   assert(_collectorState == InitialMarking, "just checking");
 
@@ -3483,9 +3201,9 @@
   verify_overflow_empty();
 }
 
-bool CMSCollector::markFromRoots(bool asynch) {
+bool CMSCollector::markFromRoots() {
   // we might be tempted to assert that:
-  // assert(asynch == !SafepointSynchronize::is_at_safepoint(),
+  // assert(!SafepointSynchronize::is_at_safepoint(),
   //        "inconsistent argument?");
   // However that wouldn't be right, because it's possible that
   // a safepoint is indeed in progress as a younger generation
@@ -3494,37 +3212,28 @@
   check_correct_thread_executing();
   verify_overflow_empty();
 
-  bool res;
-  if (asynch) {
-    // Weak ref discovery note: We may be discovering weak
-    // refs in this generation concurrent (but interleaved) with
-    // weak ref discovery by a younger generation collector.
-
-    CMSTokenSyncWithLocks ts(true, bitMapLock());
-    TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
-    CMSPhaseAccounting pa(this, "mark", _gc_tracer_cm->gc_id(), !PrintGCDetails);
-    res = markFromRootsWork(asynch);
-    if (res) {
-      _collectorState = Precleaning;
-    } else { // We failed and a foreground collection wants to take over
-      assert(_foregroundGCIsActive, "internal state inconsistency");
-      assert(_restart_addr == NULL,  "foreground will restart from scratch");
-      if (PrintGCDetails) {
-        gclog_or_tty->print_cr("bailing out to foreground collection");
-      }
-    }
-  } else {
-    assert(SafepointSynchronize::is_at_safepoint(),
-           "inconsistent with asynch == false");
-    // already have locks
-    res = markFromRootsWork(asynch);
-    _collectorState = FinalMarking;
+  // Weak ref discovery note: We may be discovering weak
+  // refs in this generation concurrent (but interleaved) with
+  // weak ref discovery by a younger generation collector.
+
+  CMSTokenSyncWithLocks ts(true, bitMapLock());
+  TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
+  CMSPhaseAccounting pa(this, "mark", _gc_tracer_cm->gc_id(), !PrintGCDetails);
+  bool res = markFromRootsWork();
+  if (res) {
+    _collectorState = Precleaning;
+  } else { // We failed and a foreground collection wants to take over
+    assert(_foregroundGCIsActive, "internal state inconsistency");
+    assert(_restart_addr == NULL,  "foreground will restart from scratch");
+    if (PrintGCDetails) {
+      gclog_or_tty->print_cr("bailing out to foreground collection");
+    }
   }
   verify_overflow_empty();
   return res;
 }
 
-bool CMSCollector::markFromRootsWork(bool asynch) {
+bool CMSCollector::markFromRootsWork() {
   // iterate over marked bits in bit map, doing a full scan and mark
   // from these roots using the following algorithm:
   // . if oop is to the right of the current scan pointer,
@@ -3549,9 +3258,9 @@
   verify_overflow_empty();
   bool result = false;
   if (CMSConcurrentMTEnabled && ConcGCThreads > 0) {
-    result = do_marking_mt(asynch);
+    result = do_marking_mt();
   } else {
-    result = do_marking_st(asynch);
+    result = do_marking_st();
   }
   return result;
 }
@@ -3591,7 +3300,6 @@
 class CMSConcMarkingTask: public YieldingFlexibleGangTask {
   CMSCollector* _collector;
   int           _n_workers;                  // requested/desired # workers
-  bool          _asynch;
   bool          _result;
   CompactibleFreeListSpace*  _cms_space;
   char          _pad_front[64];   // padding to ...
@@ -3612,13 +3320,12 @@
  public:
   CMSConcMarkingTask(CMSCollector* collector,
                  CompactibleFreeListSpace* cms_space,
-                 bool asynch,
                  YieldingFlexibleWorkGang* workers,
                  OopTaskQueueSet* task_queues):
     YieldingFlexibleGangTask("Concurrent marking done multi-threaded"),
     _collector(collector),
     _cms_space(cms_space),
-    _asynch(asynch), _n_workers(0), _result(true),
+    _n_workers(0), _result(true),
     _task_queues(task_queues),
     _term(_n_workers, task_queues, _collector),
     _bit_map_lock(collector->bitMapLock())
@@ -3645,8 +3352,7 @@
   void work(uint worker_id);
   bool should_yield() {
     return    ConcurrentMarkSweepThread::should_yield()
-           && !_collector->foregroundGCIsActive()
-           && _asynch;
+           && !_collector->foregroundGCIsActive();
   }
 
   virtual void coordinator_yield();  // stuff done by coordinator
@@ -3878,8 +3584,7 @@
         Par_MarkFromRootsClosure cl(this, _collector, my_span,
                                     &_collector->_markBitMap,
                                     work_queue(i),
-                                    &_collector->_markStack,
-                                    _asynch);
+                                    &_collector->_markStack);
         _collector->_markBitMap.iterate(&cl, my_span.start(), my_span.end());
       } // else nothing to do for this task
     }   // else nothing to do for this task
@@ -4084,7 +3789,7 @@
   _collector->startTimer();
 }
 
-bool CMSCollector::do_marking_mt(bool asynch) {
+bool CMSCollector::do_marking_mt() {
   assert(ConcGCThreads > 0 && conc_workers() != NULL, "precondition");
   int num_workers = AdaptiveSizePolicy::calc_active_conc_workers(
                                        conc_workers()->total_workers(),
@@ -4096,7 +3801,6 @@
 
   CMSConcMarkingTask tsk(this,
                          cms_space,
-                         asynch,
                          conc_workers(),
                          task_queues());
 
@@ -4125,7 +3829,7 @@
     // If _restart_addr is non-NULL, a marking stack overflow
     // occurred; we need to do a fresh marking iteration from the
     // indicated restart address.
-    if (_foregroundGCIsActive && asynch) {
+    if (_foregroundGCIsActive) {
       // We may be running into repeated stack overflows, having
       // reached the limit of the stack size, while making very
       // slow forward progress. It may be best to bail out and
@@ -4154,14 +3858,14 @@
   return true;
 }
 
-bool CMSCollector::do_marking_st(bool asynch) {
+bool CMSCollector::do_marking_st() {
   ResourceMark rm;
   HandleMark   hm;
 
   // Temporarily make refs discovery single threaded (non-MT)
   ReferenceProcessorMTDiscoveryMutator rp_mut_discovery(ref_processor(), false);
   MarkFromRootsClosure markFromRootsClosure(this, _span, &_markBitMap,
-    &_markStack, CMSYield && asynch);
+    &_markStack, CMSYield);
   // the last argument to iterate indicates whether the iteration
   // should be incremental with periodic yields.
   _markBitMap.iterate(&markFromRootsClosure);
@@ -4169,7 +3873,7 @@
   // occurred; we need to do a fresh iteration from the
   // indicated restart address.
   while (_restart_addr != NULL) {
-    if (_foregroundGCIsActive && asynch) {
+    if (_foregroundGCIsActive) {
       // We may be running into repeated stack overflows, having
       // reached the limit of the stack size, while making very
       // slow forward progress. It may be best to bail out and
@@ -4703,8 +4407,7 @@
   verify_overflow_empty();
 }
 
-void CMSCollector::checkpointRootsFinal(bool asynch,
-  bool clear_all_soft_refs, bool init_mark_was_synchronous) {
+void CMSCollector::checkpointRootsFinal() {
   assert(_collectorState == FinalMarking, "incorrect state transition?");
   check_correct_thread_executing();
   // world is stopped at this checkpoint
@@ -4721,7 +4424,7 @@
                         _young_gen->used() / K,
                         _young_gen->capacity() / K);
   }
-  if (asynch) {
+  {
     if (CMSScavengeBeforeRemark) {
       GenCollectedHeap* gch = GenCollectedHeap::heap();
       // Temporarily set flag to false, GCH->do_collection will
@@ -4742,21 +4445,14 @@
     FreelistLocker x(this);
     MutexLockerEx y(bitMapLock(),
                     Mutex::_no_safepoint_check_flag);
-    assert(!init_mark_was_synchronous, "but that's impossible!");
-    checkpointRootsFinalWork(asynch, clear_all_soft_refs, false);
-  } else {
-    // already have all the locks
-    checkpointRootsFinalWork(asynch, clear_all_soft_refs,
-                             init_mark_was_synchronous);
+    checkpointRootsFinalWork();
   }
   verify_work_stacks_empty();
   verify_overflow_empty();
   SpecializationStats::print();
 }
 
-void CMSCollector::checkpointRootsFinalWork(bool asynch,
-  bool clear_all_soft_refs, bool init_mark_was_synchronous) {
-
+void CMSCollector::checkpointRootsFinalWork() {
   NOT_PRODUCT(GCTraceTime tr("checkpointRootsFinalWork", PrintGCDetails, false, _gc_timer_cm, _gc_tracer_cm->gc_id());)
 
   assert(haveFreelistLocks(), "must have free list locks");
@@ -4773,60 +4469,54 @@
   assert(haveFreelistLocks(), "must have free list locks");
   assert_lock_strong(bitMapLock());
 
-  if (!init_mark_was_synchronous) {
-    // We might assume that we need not fill TLAB's when
-    // CMSScavengeBeforeRemark is set, because we may have just done
-    // a scavenge which would have filled all TLAB's -- and besides
-    // Eden would be empty. This however may not always be the case --
-    // for instance although we asked for a scavenge, it may not have
-    // happened because of a JNI critical section. We probably need
-    // a policy for deciding whether we can in that case wait until
-    // the critical section releases and then do the remark following
-    // the scavenge, and skip it here. In the absence of that policy,
-    // or of an indication of whether the scavenge did indeed occur,
-    // we cannot rely on TLAB's having been filled and must do
-    // so here just in case a scavenge did not happen.
-    gch->ensure_parsability(false);  // fill TLAB's, but no need to retire them
-    // Update the saved marks which may affect the root scans.
-    gch->save_marks();
-
-    if (CMSPrintEdenSurvivorChunks) {
-      print_eden_and_survivor_chunk_arrays();
-    }
-
-    {
-      COMPILER2_PRESENT(DerivedPointerTableDeactivate dpt_deact;)
-
-      // Note on the role of the mod union table:
-      // Since the marker in "markFromRoots" marks concurrently with
-      // mutators, it is possible for some reachable objects not to have been
-      // scanned. For instance, an only reference to an object A was
-      // placed in object B after the marker scanned B. Unless B is rescanned,
-      // A would be collected. Such updates to references in marked objects
-      // are detected via the mod union table which is the set of all cards
-      // dirtied since the first checkpoint in this GC cycle and prior to
-      // the most recent young generation GC, minus those cleaned up by the
-      // concurrent precleaning.
-      if (CMSParallelRemarkEnabled && CollectedHeap::use_parallel_gc_threads()) {
-        GCTraceTime t("Rescan (parallel) ", PrintGCDetails, false, _gc_timer_cm, _gc_tracer_cm->gc_id());
-        do_remark_parallel();
-      } else {
-        GCTraceTime t("Rescan (non-parallel) ", PrintGCDetails, false,
-                    _gc_timer_cm, _gc_tracer_cm->gc_id());
-        do_remark_non_parallel();
-      }
-    }
-  } else {
-    assert(!asynch, "Can't have init_mark_was_synchronous in asynch mode");
-    // The initial mark was stop-world, so there's no rescanning to
-    // do; go straight on to the next step below.
+  // We might assume that we need not fill TLAB's when
+  // CMSScavengeBeforeRemark is set, because we may have just done
+  // a scavenge which would have filled all TLAB's -- and besides
+  // Eden would be empty. This however may not always be the case --
+  // for instance although we asked for a scavenge, it may not have
+  // happened because of a JNI critical section. We probably need
+  // a policy for deciding whether we can in that case wait until
+  // the critical section releases and then do the remark following
+  // the scavenge, and skip it here. In the absence of that policy,
+  // or of an indication of whether the scavenge did indeed occur,
+  // we cannot rely on TLAB's having been filled and must do
+  // so here just in case a scavenge did not happen.
+  gch->ensure_parsability(false);  // fill TLAB's, but no need to retire them
+  // Update the saved marks which may affect the root scans.
+  gch->save_marks();
+
+  if (CMSPrintEdenSurvivorChunks) {
+    print_eden_and_survivor_chunk_arrays();
+  }
+
+  {
+    COMPILER2_PRESENT(DerivedPointerTableDeactivate dpt_deact;)
+
+    // Note on the role of the mod union table:
+    // Since the marker in "markFromRoots" marks concurrently with
+    // mutators, it is possible for some reachable objects not to have been
+    // scanned. For instance, an only reference to an object A was
+    // placed in object B after the marker scanned B. Unless B is rescanned,
+    // A would be collected. Such updates to references in marked objects
+    // are detected via the mod union table which is the set of all cards
+    // dirtied since the first checkpoint in this GC cycle and prior to
+    // the most recent young generation GC, minus those cleaned up by the
+    // concurrent precleaning.
+    if (CMSParallelRemarkEnabled && CollectedHeap::use_parallel_gc_threads()) {
+      GCTraceTime t("Rescan (parallel) ", PrintGCDetails, false, _gc_timer_cm, _gc_tracer_cm->gc_id());
+      do_remark_parallel();
+    } else {
+      GCTraceTime t("Rescan (non-parallel) ", PrintGCDetails, false,
+                  _gc_timer_cm, _gc_tracer_cm->gc_id());
+      do_remark_non_parallel();
+    }
   }
   verify_work_stacks_empty();
   verify_overflow_empty();
 
   {
     NOT_PRODUCT(GCTraceTime ts("refProcessingWork", PrintGCDetails, false, _gc_timer_cm, _gc_tracer_cm->gc_id());)
-    refProcessingWork(asynch, clear_all_soft_refs);
+    refProcessingWork();
   }
   verify_work_stacks_empty();
   verify_overflow_empty();
@@ -5872,8 +5562,7 @@
   workers->run_task(&enq_task);
 }
 
-void CMSCollector::refProcessingWork(bool asynch, bool clear_all_soft_refs) {
-
+void CMSCollector::refProcessingWork() {
   ResourceMark rm;
   HandleMark   hm;
 
@@ -5881,7 +5570,7 @@
   assert(rp->span().equals(_span), "Spans should be equal");
   assert(!rp->enqueuing_is_done(), "Enqueuing should not be complete");
   // Process weak references.
-  rp->setup_policy(clear_all_soft_refs);
+  rp->setup_policy(false);
   verify_work_stacks_empty();
 
   CMSKeepAliveClosure cmsKeepAliveClosure(this, _span, &_markBitMap,
@@ -6005,7 +5694,7 @@
 }
 #endif
 
-void CMSCollector::sweep(bool asynch) {
+void CMSCollector::sweep() {
   assert(_collectorState == Sweeping, "just checking");
   check_correct_thread_executing();
   verify_work_stacks_empty();
@@ -6019,14 +5708,14 @@
   assert(!_intra_sweep_timer.is_active(), "Should not be active");
   _intra_sweep_timer.reset();
   _intra_sweep_timer.start();
-  if (asynch) {
+  {
     TraceCPUTime tcpu(PrintGCDetails, true, gclog_or_tty);
     CMSPhaseAccounting pa(this, "sweep", _gc_tracer_cm->gc_id(), !PrintGCDetails);
     // First sweep the old gen
     {
       CMSTokenSyncWithLocks ts(true, _cmsGen->freelistLock(),
                                bitMapLock());
-      sweepWork(_cmsGen, asynch);
+      sweepWork(_cmsGen);
     }
 
     // Update Universe::_heap_*_at_gc figures.
@@ -6040,13 +5729,6 @@
       Universe::update_heap_info_at_gc();
       _collectorState = Resizing;
     }
-  } else {
-    // already have needed locks
-    sweepWork(_cmsGen,  asynch);
-    // Update heap occupancy information which is used as
-    // input to soft ref clearing policy at the next gc.
-    Universe::update_heap_info_at_gc();
-    _collectorState = Resizing;
   }
   verify_work_stacks_empty();
   verify_overflow_empty();
@@ -6139,20 +5821,7 @@
   }
 }
 
-void ConcurrentMarkSweepGeneration::rotate_debug_collection_type() {
-  if (PrintGCDetails && Verbose) {
-    gclog_or_tty->print("Rotate from %d ", _debug_collection_type);
-  }
-  _debug_collection_type = (CollectionTypes) (_debug_collection_type + 1);
-  _debug_collection_type =
-    (CollectionTypes) (_debug_collection_type % Unknown_collection_type);
-  if (PrintGCDetails && Verbose) {
-    gclog_or_tty->print_cr("to %d ", _debug_collection_type);
-  }
-}
-
-void CMSCollector::sweepWork(ConcurrentMarkSweepGeneration* gen,
-  bool asynch) {
+void CMSCollector::sweepWork(ConcurrentMarkSweepGeneration* gen) {
   // We iterate over the space(s) underlying this generation,
   // checking the mark bit map to see if the bits corresponding
   // to specific blocks are marked or not. Blocks that are
@@ -6180,9 +5849,7 @@
 
   // check that we hold the requisite locks
   assert(have_cms_token(), "Should hold cms token");
-  assert(   (asynch && ConcurrentMarkSweepThread::cms_thread_has_cms_token())
-         || (!asynch && ConcurrentMarkSweepThread::vm_thread_has_cms_token()),
-        "Should possess CMS token to sweep");
+  assert(ConcurrentMarkSweepThread::cms_thread_has_cms_token(), "Should possess CMS token to sweep");
   assert_lock_strong(gen->freelistLock());
   assert_lock_strong(bitMapLock());
 
@@ -6194,8 +5861,7 @@
   gen->setNearLargestChunk();
 
   {
-    SweepClosure sweepClosure(this, gen, &_markBitMap,
-                            CMSYield && asynch);
+    SweepClosure sweepClosure(this, gen, &_markBitMap, CMSYield);
     gen->cmsSpace()->blk_iterate_careful(&sweepClosure);
     // We need to free-up/coalesce garbage/blocks from a
     // co-terminal free run. This is done in the SweepClosure
@@ -6213,8 +5879,8 @@
 
 // Reset CMS data structures (for now just the marking bit map)
 // preparatory for the next cycle.
-void CMSCollector::reset(bool asynch) {
-  if (asynch) {
+void CMSCollector::reset(bool concurrent) {
+  if (concurrent) {
     CMSTokenSyncWithLocks ts(true, bitMapLock());
 
     // If the state is not "Resetting", the foreground  thread
@@ -6275,12 +5941,6 @@
     _collectorState = Idling;
   }
 
-  NOT_PRODUCT(
-    if (RotateCMSCollectionTypes) {
-      _cmsGen->rotate_debug_collection_type();
-    }
-  )
-
   register_gc_end();
 }
 
@@ -6293,7 +5953,7 @@
   switch (op) {
     case CMS_op_checkpointRootsInitial: {
       SvcGCMarker sgcm(SvcGCMarker::OTHER);
-      checkpointRootsInitial(true);       // asynch
+      checkpointRootsInitial();
       if (PrintGC) {
         _cmsGen->printOccupancy("initial-mark");
       }
@@ -6301,9 +5961,7 @@
     }
     case CMS_op_checkpointRootsFinal: {
       SvcGCMarker sgcm(SvcGCMarker::OTHER);
-      checkpointRootsFinal(true,    // asynch
-                           false,   // !clear_all_soft_refs
-                           false);  // !init_mark_was_synchronous
+      checkpointRootsFinal();
       if (PrintGC) {
         _cmsGen->printOccupancy("remark");
       }
@@ -7193,8 +6851,7 @@
                        CMSCollector* collector, MemRegion span,
                        CMSBitMap* bit_map,
                        OopTaskQueue* work_queue,
-                       CMSMarkStack*  overflow_stack,
-                       bool should_yield):
+                       CMSMarkStack*  overflow_stack):
   _collector(collector),
   _whole_span(collector->_span),
   _span(span),
@@ -7202,7 +6859,6 @@
   _mut(&collector->_modUnionTable),
   _work_queue(work_queue),
   _overflow_stack(overflow_stack),
-  _yield(should_yield),
   _skip_bits(0),
   _task(task)
 {
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -608,7 +608,6 @@
   GCHeapSummary _last_heap_summary;
   MetaspaceSummary _last_metaspace_summary;
 
-  void register_foreground_gc_start(GCCause::Cause cause);
   void register_gc_start(GCCause::Cause cause);
   void register_gc_end();
   void save_heap_summary();
@@ -695,8 +694,6 @@
   int    _numYields;
   size_t _numDirtyCards;
   size_t _sweep_count;
-  // Number of full gc's since the last concurrent gc.
-  uint   _full_gcs_since_conc_gc;
 
   // Occupancy used for bootstrapping stats
   double _bootstrap_occupancy;
@@ -760,14 +757,14 @@
   NOT_PRODUCT(bool par_simulate_overflow();)   // MT version
 
   // CMS work methods
-  void checkpointRootsInitialWork(bool asynch); // Initial checkpoint work
+  void checkpointRootsInitialWork(); // Initial checkpoint work
 
   // A return value of false indicates failure due to stack overflow
-  bool markFromRootsWork(bool asynch);  // Concurrent marking work
+  bool markFromRootsWork();  // Concurrent marking work
 
  public:   // FIX ME!!! only for testing
-  bool do_marking_st(bool asynch);      // Single-threaded marking
-  bool do_marking_mt(bool asynch);      // Multi-threaded  marking
+  bool do_marking_st();      // Single-threaded marking
+  bool do_marking_mt();      // Multi-threaded  marking
 
  private:
 
@@ -788,20 +785,19 @@
   void reset_survivor_plab_arrays();
 
   // Final (second) checkpoint work
-  void checkpointRootsFinalWork(bool asynch, bool clear_all_soft_refs,
-                                bool init_mark_was_synchronous);
+  void checkpointRootsFinalWork();
   // Work routine for parallel version of remark
   void do_remark_parallel();
   // Work routine for non-parallel version of remark
   void do_remark_non_parallel();
   // Reference processing work routine (during second checkpoint)
-  void refProcessingWork(bool asynch, bool clear_all_soft_refs);
+  void refProcessingWork();
 
   // Concurrent sweeping work
-  void sweepWork(ConcurrentMarkSweepGeneration* gen, bool asynch);
+  void sweepWork(ConcurrentMarkSweepGeneration* gen);
 
   // (Concurrent) resetting of support data structures
-  void reset(bool asynch);
+  void reset(bool concurrent);
 
   // Clear _expansion_cause fields of constituent generations
   void clear_expansion_cause();
@@ -810,22 +806,10 @@
   // used regions of each generation to limit the extent of sweep
   void save_sweep_limits();
 
-  // A work method used by foreground collection to determine
-  // what type of collection (compacting or not, continuing or fresh)
-  // it should do.
-  void decide_foreground_collection_type(bool clear_all_soft_refs,
-    bool* should_compact, bool* should_start_over);
-
   // A work method used by the foreground collector to do
   // a mark-sweep-compact.
   void do_compaction_work(bool clear_all_soft_refs);
 
-  // A work method used by the foreground collector to do
-  // a mark-sweep, after taking over from a possibly on-going
-  // concurrent mark-sweep collection.
-  void do_mark_sweep_work(bool clear_all_soft_refs,
-    CollectorState first_state, bool should_start_over);
-
   // Work methods for reporting concurrent mode interruption or failure
   bool is_external_interruption();
   void report_concurrent_mode_interruption();
@@ -868,15 +852,13 @@
   // Locking checks
   NOT_PRODUCT(static bool have_cms_token();)
 
-  // XXXPERM bool should_collect(bool full, size_t size, bool tlab);
   bool shouldConcurrentCollect();
 
   void collect(bool   full,
                bool   clear_all_soft_refs,
                size_t size,
                bool   tlab);
-  void collect_in_background(bool clear_all_soft_refs, GCCause::Cause cause);
-  void collect_in_foreground(bool clear_all_soft_refs, GCCause::Cause cause);
+  void collect_in_background(GCCause::Cause cause);
 
   // In support of ExplicitGCInvokesConcurrent
   static void request_full_gc(unsigned int full_gc_count, GCCause::Cause cause);
@@ -928,18 +910,16 @@
   void directAllocated(HeapWord* start, size_t size);
 
   // Main CMS steps and related support
-  void checkpointRootsInitial(bool asynch);
-  bool markFromRoots(bool asynch);  // a return value of false indicates failure
-                                    // due to stack overflow
+  void checkpointRootsInitial();
+  bool markFromRoots();  // a return value of false indicates failure
+                         // due to stack overflow
   void preclean();
-  void checkpointRootsFinal(bool asynch, bool clear_all_soft_refs,
-                            bool init_mark_was_synchronous);
-  void sweep(bool asynch);
+  void checkpointRootsFinal();
+  void sweep();
 
   // Check that the currently executing thread is the expected
   // one (foreground collector or background collector).
   static void check_correct_thread_executing() PRODUCT_RETURN;
-  // XXXPERM void print_statistics()           PRODUCT_RETURN;
 
   bool is_cms_reachable(HeapWord* addr);
 
@@ -1060,15 +1040,6 @@
   // In support of MinChunkSize being larger than min object size
   const double _dilatation_factor;
 
-  enum CollectionTypes {
-    Concurrent_collection_type          = 0,
-    MS_foreground_collection_type       = 1,
-    MSC_foreground_collection_type      = 2,
-    Unknown_collection_type             = 3
-  };
-
-  CollectionTypes _debug_collection_type;
-
   // True if a compacting collection was done.
   bool _did_compact;
   bool did_compact() { return _did_compact; }
@@ -1152,7 +1123,7 @@
   // hack to allow the collection of the younger gen first if the flag is
   // set.
   virtual bool full_collects_younger_generations() const {
-    return UseCMSCompactAtFullCollection && !ScavengeBeforeFullGC;
+    return !ScavengeBeforeFullGC;
   }
 
   void space_iterate(SpaceClosure* blk, bool usedOnly = false);
@@ -1295,9 +1266,6 @@
   // Resize the generation after a non-compacting
   // collection.
   void compute_new_size_free_list();
-
-  CollectionTypes debug_collection_type() { return _debug_collection_type; }
-  void rotate_debug_collection_type();
 };
 
 //
@@ -1344,7 +1312,6 @@
   CMSBitMap*     _mut;
   OopTaskQueue*  _work_queue;
   CMSMarkStack*  _overflow_stack;
-  bool           _yield;
   int            _skip_bits;
   HeapWord*      _finger;
   HeapWord*      _threshold;
@@ -1354,8 +1321,7 @@
                        MemRegion span,
                        CMSBitMap* bit_map,
                        OopTaskQueue* work_queue,
-                       CMSMarkStack*  overflow_stack,
-                       bool should_yield);
+                       CMSMarkStack*  overflow_stack);
   bool do_bit(size_t offset);
   inline void do_yield_check();
 
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -398,8 +398,7 @@
 
 inline void Par_MarkFromRootsClosure::do_yield_check() {
   if (ConcurrentMarkSweepThread::should_yield() &&
-      !_collector->foregroundGCIsActive() &&
-      _yield) {
+      !_collector->foregroundGCIsActive()) {
     do_yield_work();
   }
 }
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepThread.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepThread.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -134,7 +134,7 @@
     if (_should_terminate) break;
     GCCause::Cause cause = _collector->_full_gc_requested ?
       _collector->_full_gc_cause : GCCause::_cms_concurrent_mark;
-    _collector->collect_in_background(false, cause);
+    _collector->collect_in_background(cause);
   }
   assert(_should_terminate, "just checking");
   // Check that the state of any protocol for synchronization
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/vmCMSOperations.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -42,8 +42,12 @@
 void VM_CMS_Operation::acquire_pending_list_lock() {
   // The caller may block while communicating
   // with the SLT thread in order to acquire/release the PLL.
-  ConcurrentMarkSweepThread::slt()->
-    manipulatePLL(SurrogateLockerThread::acquirePLL);
+  SurrogateLockerThread* slt = ConcurrentMarkSweepThread::slt();
+  if (slt != NULL) {
+    slt->manipulatePLL(SurrogateLockerThread::acquirePLL);
+  } else {
+    SurrogateLockerThread::report_missing_slt();
+  }
 }
 
 void VM_CMS_Operation::release_and_notify_pending_list_lock() {
--- a/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/g1CollectedHeap.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1888,7 +1888,7 @@
   initialize_reserved_region((HeapWord*)heap_rs.base(), (HeapWord*)(heap_rs.base() + heap_rs.size()));
 
   // Create the gen rem set (and barrier set) for the entire reserved region.
-  _rem_set = collector_policy()->create_rem_set(reserved_region(), 2);
+  _rem_set = collector_policy()->create_rem_set(reserved_region());
   set_barrier_set(rem_set()->bs());
   if (!barrier_set()->is_a(BarrierSet::G1SATBCTLogging)) {
     vm_exit_during_initialization("G1 requires a G1SATBLoggingCardTableModRefBS");
@@ -4270,10 +4270,11 @@
 
   if (state == G1CollectedHeap::InCSet) {
     oop forwardee;
-    if (obj->is_forwarded()) {
-      forwardee = obj->forwardee();
+    markOop m = obj->mark();
+    if (m->is_marked()) {
+      forwardee = (oop) m->decode_pointer();
     } else {
-      forwardee = _par_scan_state->copy_to_survivor_space(obj);
+      forwardee = _par_scan_state->copy_to_survivor_space(obj, m);
     }
     assert(forwardee != NULL, "forwardee should not be NULL");
     oopDesc::encode_store_heap_oop(p, forwardee);
--- a/src/share/vm/gc_implementation/g1/g1ParScanThreadState.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/g1ParScanThreadState.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -150,7 +150,8 @@
   } while (!_refs->is_empty());
 }
 
-oop G1ParScanThreadState::copy_to_survivor_space(oop const old) {
+oop G1ParScanThreadState::copy_to_survivor_space(oop const old,
+                                                 markOop const old_mark) {
   size_t word_sz = old->size();
   HeapRegion* from_region = _g1h->heap_region_containing_raw(old);
   // +1 to make the -1 indexes valid...
@@ -158,9 +159,8 @@
   assert( (from_region->is_young() && young_index >  0) ||
          (!from_region->is_young() && young_index == 0), "invariant" );
   G1CollectorPolicy* g1p = _g1h->g1_policy();
-  markOop m = old->mark();
-  int age = m->has_displaced_mark_helper() ? m->displaced_mark_helper()->age()
-                                           : m->age();
+  uint age = old_mark->has_displaced_mark_helper() ? old_mark->displaced_mark_helper()->age()
+                                                   : old_mark->age();
   GCAllocPurpose alloc_purpose = g1p->evacuation_destination(from_region, age,
                                                              word_sz);
   AllocationContext_t context = from_region->allocation_context();
@@ -196,30 +196,22 @@
     alloc_purpose = to_region->is_young() ? GCAllocForSurvived : GCAllocForTenured;
 
     if (g1p->track_object_age(alloc_purpose)) {
-      // We could simply do obj->incr_age(). However, this causes a
-      // performance issue. obj->incr_age() will first check whether
-      // the object has a displaced mark by checking its mark word;
-      // getting the mark word from the new location of the object
-      // stalls. So, given that we already have the mark word and we
-      // are about to install it anyway, it's better to increase the
-      // age on the mark word, when the object does not have a
-      // displaced mark word. We're not expecting many objects to have
-      // a displaced marked word, so that case is not optimized
-      // further (it could be...) and we simply call obj->incr_age().
-
-      if (m->has_displaced_mark_helper()) {
-        // in this case, we have to install the mark word first,
+      if (age < markOopDesc::max_age) {
+        age++;
+      }
+      if (old_mark->has_displaced_mark_helper()) {
+        // In this case, we have to install the mark word first,
         // otherwise obj looks to be forwarded (the old mark word,
         // which contains the forward pointer, was copied)
-        obj->set_mark(m);
-        obj->incr_age();
+        obj->set_mark(old_mark);
+        markOop new_mark = old_mark->displaced_mark_helper()->set_age(age);
+        old_mark->set_displaced_mark_helper(new_mark);
       } else {
-        m = m->incr_age();
-        obj->set_mark(m);
+        obj->set_mark(old_mark->set_age(age));
       }
-      age_table()->add(obj, word_sz);
+      age_table()->add(age, word_sz);
     } else {
-      obj->set_mark(m);
+      obj->set_mark(old_mark);
     }
 
     if (G1StringDedup::is_enabled()) {
--- a/src/share/vm/gc_implementation/g1/g1ParScanThreadState.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/g1ParScanThreadState.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -195,7 +195,7 @@
   inline void dispatch_reference(StarTask ref);
  public:
 
-  oop copy_to_survivor_space(oop const obj);
+  oop copy_to_survivor_space(oop const obj, markOop const old_mark);
 
   void trim_queue();
 
--- a/src/share/vm/gc_implementation/g1/g1ParScanThreadState.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/g1ParScanThreadState.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -41,10 +41,11 @@
   G1CollectedHeap::in_cset_state_t in_cset_state = _g1h->in_cset_state(obj);
   if (in_cset_state == G1CollectedHeap::InCSet) {
     oop forwardee;
-    if (obj->is_forwarded()) {
-      forwardee = obj->forwardee();
+    markOop m = obj->mark();
+    if (m->is_marked()) {
+      forwardee = (oop) m->decode_pointer();
     } else {
-      forwardee = copy_to_survivor_space(obj);
+      forwardee = copy_to_survivor_space(obj, m);
     }
     oopDesc::encode_store_heap_oop(p, forwardee);
   } else if (in_cset_state == G1CollectedHeap::IsHumongous) {
--- a/src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -32,9 +32,8 @@
 #include "runtime/orderAccess.inline.hpp"
 #include "runtime/thread.inline.hpp"
 
-G1SATBCardTableModRefBS::G1SATBCardTableModRefBS(MemRegion whole_heap,
-                                                 int max_covered_regions) :
-    CardTableModRefBSForCTRS(whole_heap, max_covered_regions)
+G1SATBCardTableModRefBS::G1SATBCardTableModRefBS(MemRegion whole_heap) :
+    CardTableModRefBSForCTRS(whole_heap)
 {
   _kind = G1SATBCT;
 }
@@ -132,9 +131,8 @@
 }
 
 G1SATBCardTableLoggingModRefBS::
-G1SATBCardTableLoggingModRefBS(MemRegion whole_heap,
-                               int max_covered_regions) :
-  G1SATBCardTableModRefBS(whole_heap, max_covered_regions),
+G1SATBCardTableLoggingModRefBS(MemRegion whole_heap) :
+  G1SATBCardTableModRefBS(whole_heap),
   _dcqs(JavaThread::dirty_card_queue_set()),
   _listener()
 {
--- a/src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/g1SATBCardTableModRefBS.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -50,8 +50,7 @@
   // pre-marking object graph.
   static void enqueue(oop pre_val);
 
-  G1SATBCardTableModRefBS(MemRegion whole_heap,
-                          int max_covered_regions);
+  G1SATBCardTableModRefBS(MemRegion whole_heap);
 
   bool is_a(BarrierSet::Name bsn) {
     return bsn == BarrierSet::G1SATBCT || CardTableModRefBS::is_a(bsn);
@@ -152,8 +151,7 @@
     return ReservedSpace::allocation_align_size_up(number_of_slots);
   }
 
-  G1SATBCardTableLoggingModRefBS(MemRegion whole_heap,
-                                 int max_covered_regions);
+  G1SATBCardTableLoggingModRefBS(MemRegion whole_heap);
 
   virtual void initialize() { }
   virtual void initialize(G1RegionToSpaceMapper* mapper);
--- a/src/share/vm/gc_implementation/g1/heapRegion.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/heapRegion.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1004,10 +1004,13 @@
 HeapWord* G1OffsetTableContigSpace::saved_mark_word() const {
   G1CollectedHeap* g1h = G1CollectedHeap::heap();
   assert( _gc_time_stamp <= g1h->get_gc_time_stamp(), "invariant" );
-  if (_gc_time_stamp < g1h->get_gc_time_stamp())
-    return top();
-  else
+  HeapWord* local_top = top();
+  OrderAccess::loadload();
+  if (_gc_time_stamp < g1h->get_gc_time_stamp()) {
+    return local_top;
+  } else {
     return Space::saved_mark_word();
+  }
 }
 
 void G1OffsetTableContigSpace::record_top_and_timestamp() {
--- a/src/share/vm/gc_implementation/g1/vm_operations_g1.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/g1/vm_operations_g1.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -213,8 +213,12 @@
   assert(_needs_pll, "don't call this otherwise");
   // The caller may block while communicating
   // with the SLT thread in order to acquire/release the PLL.
-  ConcurrentMarkThread::slt()->
-    manipulatePLL(SurrogateLockerThread::acquirePLL);
+  SurrogateLockerThread* slt = ConcurrentMarkThread::slt();
+  if (slt != NULL) {
+    slt->manipulatePLL(SurrogateLockerThread::acquirePLL);
+  } else {
+    SurrogateLockerThread::report_missing_slt();
+  }
 }
 
 void VM_CGC_Operation::release_and_notify_pending_list_lock() {
--- a/src/share/vm/gc_implementation/parallelScavenge/cardTableExtension.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/parallelScavenge/cardTableExtension.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -53,8 +53,8 @@
     verify_card       = CardTableModRefBS::CT_MR_BS_last_reserved + 5
   };
 
-  CardTableExtension(MemRegion whole_heap, int max_covered_regions) :
-    CardTableModRefBS(whole_heap, max_covered_regions) { }
+  CardTableExtension(MemRegion whole_heap) :
+    CardTableModRefBS(whole_heap) { }
 
   // Too risky for the 4/10/02 putback
   // BarrierSet::Name kind() { return BarrierSet::CardTableExtension; }
--- a/src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/parallelScavenge/parallelScavengeHeap.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -76,7 +76,7 @@
 
   initialize_reserved_region((HeapWord*)heap_rs.base(), (HeapWord*)(heap_rs.base() + heap_rs.size()));
 
-  CardTableExtension* const barrier_set = new CardTableExtension(reserved_region(), 3);
+  CardTableExtension* const barrier_set = new CardTableExtension(reserved_region());
   barrier_set->initialize();
   _barrier_set = barrier_set;
   oopDesc::set_bs(_barrier_set);
--- a/src/share/vm/gc_implementation/shared/ageTable.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/ageTable.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -55,7 +55,10 @@
 
   // add entry
   void add(oop p, size_t oop_size) {
-    uint age = p->age();
+    add(p->age(), oop_size);
+  }
+
+  void add(uint age, size_t oop_size) {
     assert(age > 0 && age < table_size, "invalid age of object");
     sizes[age] += oop_size;
   }
--- a/src/share/vm/gc_implementation/shared/concurrentGCThread.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/concurrentGCThread.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -138,6 +138,13 @@
   return res;
 }
 
+void SurrogateLockerThread::report_missing_slt() {
+  vm_exit_during_initialization(
+    "GC before GC support fully initialized: "
+    "SLT is needed but has not yet been created.");
+  ShouldNotReachHere();
+}
+
 void SurrogateLockerThread::manipulatePLL(SLT_msg_type msg) {
   MutexLockerEx x(&_monitor, Mutex::_no_safepoint_check_flag);
   assert(_buffer == empty, "Should be empty");
--- a/src/share/vm/gc_implementation/shared/concurrentGCThread.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/concurrentGCThread.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -93,6 +93,9 @@
  public:
   static SurrogateLockerThread* make(TRAPS);
 
+  // Terminate VM with error message that SLT needed but not yet created.
+  static void report_missing_slt();
+
   SurrogateLockerThread();
 
   bool is_hidden_from_external_view() const     { return true; }
--- a/src/share/vm/gc_implementation/shared/gcTrace.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/gcTrace.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -33,8 +33,8 @@
 #include "memory/referenceProcessorStats.hpp"
 #include "runtime/os.hpp"
 #include "utilities/globalDefinitions.hpp"
+#include "utilities/macros.hpp"
 #include "utilities/ticks.inline.hpp"
-
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/evacuationInfo.hpp"
 #endif
--- a/src/share/vm/gc_implementation/shared/gcTrace.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/gcTrace.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -33,12 +33,11 @@
 #include "memory/allocation.hpp"
 #include "memory/metaspace.hpp"
 #include "memory/referenceType.hpp"
+#include "utilities/macros.hpp"
+#include "utilities/ticks.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1YCTypes.hpp"
 #endif
-#include "utilities/macros.hpp"
-#include "utilities/ticks.hpp"
-
 
 class EvacuationInfo;
 class GCHeapSummary;
--- a/src/share/vm/gc_implementation/shared/gcTraceSend.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/gcTraceSend.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -31,6 +31,7 @@
 #include "runtime/os.hpp"
 #include "trace/tracing.hpp"
 #include "trace/traceBackend.hpp"
+#include "utilities/macros.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/evacuationInfo.hpp"
 #include "gc_implementation/g1/g1YCTypes.hpp"
--- a/src/share/vm/gc_implementation/shared/objectCountEventSender.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/gc_implementation/shared/objectCountEventSender.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -29,8 +29,8 @@
 #include "memory/heapInspection.hpp"
 #include "trace/tracing.hpp"
 #include "utilities/globalDefinitions.hpp"
+#include "utilities/macros.hpp"
 #include "utilities/ticks.hpp"
-
 #if INCLUDE_SERVICES
 
 void ObjectCountEventSender::send(const KlassInfoEntry* entry, GCId gc_id, const Ticks& timestamp) {
--- a/src/share/vm/memory/allocation.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/allocation.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -50,8 +50,7 @@
                                  size_t word_size, bool read_only,
                                  MetaspaceObj::Type type, TRAPS) throw() {
   // Klass has it's own operator new
-  return Metaspace::allocate(loader_data, word_size, read_only,
-                             type, CHECK_NULL);
+  return Metaspace::allocate(loader_data, word_size, read_only, type, THREAD);
 }
 
 bool MetaspaceObj::is_shared() const {
--- a/src/share/vm/memory/barrierSet.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/barrierSet.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -49,7 +49,12 @@
     TargetUninitialized = 1
   };
 protected:
-  int _max_covered_regions;
+  // Some barrier sets create tables whose elements correspond to parts of
+  // the heap; the CardTableModRefBS is an example.  Such barrier sets will
+  // normally reserve space for such tables, and commit parts of the table
+  // "covering" parts of the heap that are committed. At most one covered
+  // region per generation is needed.
+  static const int _max_covered_regions = 2;
   Name _kind;
 
 public:
@@ -159,18 +164,6 @@
 protected:
   virtual void write_region_work(MemRegion mr) = 0;
 public:
-
-  // Some barrier sets create tables whose elements correspond to parts of
-  // the heap; the CardTableModRefBS is an example.  Such barrier sets will
-  // normally reserve space for such tables, and commit parts of the table
-  // "covering" parts of the heap that are committed.  The constructor is
-  // passed the maximum number of independently committable subregions to
-  // be covered, and the "resize_covered_region" function allows the
-  // sub-parts of the heap to inform the barrier set of changes of their
-  // sizes.
-  BarrierSet(int max_covered_regions) :
-    _max_covered_regions(max_covered_regions) {}
-
   // Inform the BarrierSet that the the covered heap region that starts
   // with "base" has been changed to have the given size (possibly from 0,
   // for initialization.)
--- a/src/share/vm/memory/binaryTreeDictionary.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/binaryTreeDictionary.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -23,8 +23,8 @@
  */
 
 #include "precompiled.hpp"
-#include "utilities/macros.hpp"
 #include "gc_implementation/shared/allocationStats.hpp"
+#include "gc_implementation/shared/spaceDecorator.hpp"
 #include "memory/binaryTreeDictionary.hpp"
 #include "memory/freeList.hpp"
 #include "memory/freeBlockDictionary.hpp"
@@ -32,7 +32,6 @@
 #include "runtime/globals.hpp"
 #include "utilities/ostream.hpp"
 #include "utilities/macros.hpp"
-#include "gc_implementation/shared/spaceDecorator.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/concurrentMarkSweep/adaptiveFreeList.hpp"
 #include "gc_implementation/concurrentMarkSweep/freeChunk.hpp"
--- a/src/share/vm/memory/cardTableModRefBS.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/cardTableModRefBS.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -53,9 +53,8 @@
   return align_size_up(_guard_index + 1, MAX2(_page_size, granularity));
 }
 
-CardTableModRefBS::CardTableModRefBS(MemRegion whole_heap,
-                                     int max_covered_regions):
-  ModRefBarrierSet(max_covered_regions),
+CardTableModRefBS::CardTableModRefBS(MemRegion whole_heap) :
+  ModRefBarrierSet(),
   _whole_heap(whole_heap),
   _guard_index(0),
   _guard_region(),
--- a/src/share/vm/memory/cardTableModRefBS.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/cardTableModRefBS.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -284,7 +284,7 @@
     return bsn == BarrierSet::CardTableModRef || ModRefBarrierSet::is_a(bsn);
   }
 
-  CardTableModRefBS(MemRegion whole_heap, int max_covered_regions);
+  CardTableModRefBS(MemRegion whole_heap);
   ~CardTableModRefBS();
 
   virtual void initialize();
@@ -482,9 +482,8 @@
   bool card_will_be_scanned(jbyte cv);
   bool card_may_have_been_dirty(jbyte cv);
 public:
-  CardTableModRefBSForCTRS(MemRegion whole_heap,
-                           int max_covered_regions) :
-    CardTableModRefBS(whole_heap, max_covered_regions) {}
+  CardTableModRefBSForCTRS(MemRegion whole_heap) :
+    CardTableModRefBS(whole_heap) {}
 
   void set_CTRS(CardTableRS* rs) { _rs = rs; }
 };
--- a/src/share/vm/memory/cardTableRS.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/cardTableRS.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -38,21 +38,18 @@
 #include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
 #endif // INCLUDE_ALL_GCS
 
-CardTableRS::CardTableRS(MemRegion whole_heap,
-                         int max_covered_regions) :
+CardTableRS::CardTableRS(MemRegion whole_heap) :
   GenRemSet(),
-  _cur_youngergen_card_val(youngergenP1_card),
-  _regions_to_iterate(max_covered_regions - 1)
+  _cur_youngergen_card_val(youngergenP1_card)
 {
 #if INCLUDE_ALL_GCS
   if (UseG1GC) {
-      _ct_bs = new G1SATBCardTableLoggingModRefBS(whole_heap,
-                                                  max_covered_regions);
+      _ct_bs = new G1SATBCardTableLoggingModRefBS(whole_heap);
   } else {
-    _ct_bs = new CardTableModRefBSForCTRS(whole_heap, max_covered_regions);
+    _ct_bs = new CardTableModRefBSForCTRS(whole_heap);
   }
 #else
-  _ct_bs = new CardTableModRefBSForCTRS(whole_heap, max_covered_regions);
+  _ct_bs = new CardTableModRefBSForCTRS(whole_heap);
 #endif
   _ct_bs->initialize();
   set_bs(_ct_bs);
--- a/src/share/vm/memory/cardTableRS.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/cardTableRS.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -83,7 +83,8 @@
 
   jbyte _cur_youngergen_card_val;
 
-  int _regions_to_iterate;
+  // Number of generations, plus one for lingering PermGen issues in CardTableRS.
+  static const int _regions_to_iterate = 3;
 
   jbyte cur_youngergen_card_val() {
     return _cur_youngergen_card_val;
@@ -101,7 +102,7 @@
   jbyte find_unused_youngergenP_card_value();
 
 public:
-  CardTableRS(MemRegion whole_heap, int max_covered_regions);
+  CardTableRS(MemRegion whole_heap);
   ~CardTableRS();
 
   // *** GenRemSet functions.
--- a/src/share/vm/memory/collectorPolicy.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/collectorPolicy.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -152,9 +152,8 @@
   return result;
 }
 
-GenRemSet* CollectorPolicy::create_rem_set(MemRegion whole_heap,
-                                           int max_covered_regions) {
-  return new CardTableRS(whole_heap, max_covered_regions);
+GenRemSet* CollectorPolicy::create_rem_set(MemRegion whole_heap) {
+  return new CardTableRS(whole_heap);
 }
 
 void CollectorPolicy::cleared_all_soft_refs() {
--- a/src/share/vm/memory/collectorPolicy.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/collectorPolicy.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -152,10 +152,7 @@
 
   virtual BarrierSet::Name barrier_set_name() = 0;
 
-  // Create the remembered set (to cover the given reserved region,
-  // allowing breaking up into at most "max_covered_regions").
-  virtual GenRemSet* create_rem_set(MemRegion reserved,
-                                    int max_covered_regions);
+  virtual GenRemSet* create_rem_set(MemRegion reserved);
 
   // This method controls how a collector satisfies a request
   // for a block of memory.  "gc_time_limit_was_exceeded" will
--- a/src/share/vm/memory/freeBlockDictionary.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/freeBlockDictionary.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -23,14 +23,13 @@
  */
 
 #include "precompiled.hpp"
+#include "memory/freeBlockDictionary.hpp"
+#include "memory/metachunk.hpp"
+#include "runtime/thread.inline.hpp"
 #include "utilities/macros.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/concurrentMarkSweep/freeChunk.hpp"
 #endif // INCLUDE_ALL_GCS
-#include "memory/freeBlockDictionary.hpp"
-#include "memory/metachunk.hpp"
-#include "runtime/thread.inline.hpp"
-#include "utilities/macros.hpp"
 
 #ifndef PRODUCT
 template <class Chunk> Mutex* FreeBlockDictionary<Chunk>::par_lock() const {
--- a/src/share/vm/memory/freeList.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/freeList.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -31,7 +31,6 @@
 #include "runtime/mutex.hpp"
 #include "runtime/vmThread.hpp"
 #include "utilities/macros.hpp"
-
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/concurrentMarkSweep/freeChunk.hpp"
 #endif // INCLUDE_ALL_GCS
--- a/src/share/vm/memory/genCollectedHeap.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/genCollectedHeap.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -109,13 +109,11 @@
 
   char* heap_address;
   size_t total_reserved = 0;
-  int n_covered_regions = 0;
   ReservedSpace heap_rs;
 
   size_t heap_alignment = collector_policy()->heap_alignment();
 
-  heap_address = allocate(heap_alignment, &total_reserved,
-                          &n_covered_regions, &heap_rs);
+  heap_address = allocate(heap_alignment, &total_reserved, &heap_rs);
 
   if (!heap_rs.is_reserved()) {
     vm_shutdown_during_initialization(
@@ -125,7 +123,7 @@
 
   initialize_reserved_region((HeapWord*)heap_rs.base(), (HeapWord*)(heap_rs.base() + heap_rs.size()));
 
-  _rem_set = collector_policy()->create_rem_set(reserved_region(), n_covered_regions);
+  _rem_set = collector_policy()->create_rem_set(reserved_region());
   set_barrier_set(rem_set()->bs());
 
   _gch = this;
@@ -152,14 +150,12 @@
 
 char* GenCollectedHeap::allocate(size_t alignment,
                                  size_t* _total_reserved,
-                                 int* _n_covered_regions,
                                  ReservedSpace* heap_rs){
   const char overflow_msg[] = "The size of the object heap + VM data exceeds "
     "the maximum representable size";
 
   // Now figure out the total size.
   size_t total_reserved = 0;
-  int n_covered_regions = 0;
   const size_t pageSize = UseLargePages ?
       os::large_page_size() : os::vm_page_size();
 
@@ -170,18 +166,12 @@
     if (total_reserved < _gen_specs[i]->max_size()) {
       vm_exit_during_initialization(overflow_msg);
     }
-    n_covered_regions += _gen_specs[i]->n_covered_regions();
   }
   assert(total_reserved % alignment == 0,
          err_msg("Gen size; total_reserved=" SIZE_FORMAT ", alignment="
                  SIZE_FORMAT, total_reserved, alignment));
 
-  // Needed until the cardtable is fixed to have the right number
-  // of covered regions.
-  n_covered_regions += 2;
-
   *_total_reserved = total_reserved;
-  *_n_covered_regions = n_covered_regions;
 
   *heap_rs = Universe::reserve_heap(total_reserved, alignment);
   return heap_rs->base();
--- a/src/share/vm/memory/genCollectedHeap.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/genCollectedHeap.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -121,9 +121,7 @@
 
   // Returns JNI_OK on success
   virtual jint initialize();
-  char* allocate(size_t alignment,
-                 size_t* _total_reserved, int* _n_covered_regions,
-                 ReservedSpace* heap_rs);
+  char* allocate(size_t alignment, size_t* _total_reserved, ReservedSpace* heap_rs);
 
   // Does operations required after initialization has been done.
   void post_initialize();
--- a/src/share/vm/memory/generationSpec.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/generationSpec.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -59,10 +59,6 @@
     set_init_size(align_size_up(init_size(), alignment));
     set_max_size(align_size_up(max_size(), alignment));
   }
-
-  // Return the number of regions contained in the generation which
-  // might need to be independently covered by a remembered set.
-  virtual int n_covered_regions() const { return 1; }
 };
 
 typedef GenerationSpec* GenerationSpecPtr;
--- a/src/share/vm/memory/heapInspection.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/heapInspection.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -367,7 +367,7 @@
       _csv_format(csv_format), _print_help(print_help),
       _print_class_stats(print_class_stats), _columns(columns) {}
   void heap_inspection(outputStream* st) NOT_SERVICES_RETURN;
-  size_t populate_table(KlassInfoTable* cit, BoolObjectClosure* filter = NULL) NOT_SERVICES_RETURN;
+  size_t populate_table(KlassInfoTable* cit, BoolObjectClosure* filter = NULL) NOT_SERVICES_RETURN_(0);
   static void find_instances_at_safepoint(Klass* k, GrowableArray<oop>* result) NOT_SERVICES_RETURN;
  private:
   void iterate_over_heap(KlassInfoTable* cit, BoolObjectClosure* filter = NULL);
--- a/src/share/vm/memory/metaspace.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/metaspace.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -47,6 +47,7 @@
 #include "services/memoryService.hpp"
 #include "utilities/copy.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/macros.hpp"
 
 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
 
@@ -1411,7 +1412,7 @@
 
 size_t MetaspaceGC::capacity_until_GC() {
   size_t value = (size_t)OrderAccess::load_ptr_acquire(&_capacity_until_GC);
-  assert(value >= MetaspaceSize, "Not initialied properly?");
+  assert(value >= MetaspaceSize, "Not initialized properly?");
   return value;
 }
 
--- a/src/share/vm/memory/metaspaceShared.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/metaspaceShared.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -92,7 +92,7 @@
   static void preload_and_dump(TRAPS) NOT_CDS_RETURN;
   static int preload_and_dump(const char * class_list_path,
                               GrowableArray<Klass*>* class_promote_order,
-                              TRAPS) NOT_CDS_RETURN;
+                              TRAPS) NOT_CDS_RETURN_(0);
 
   static ReservedSpace* shared_rs() {
     CDS_ONLY(return _shared_rs);
--- a/src/share/vm/memory/modRefBarrierSet.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/modRefBarrierSet.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -95,10 +95,6 @@
   // The caller guarantees that "mr" contains no references.  (Perhaps it's
   // objects have been moved elsewhere.)
   virtual void clear(MemRegion mr) = 0;
-
-  // Pass along the argument to the superclass.
-  ModRefBarrierSet(int max_covered_regions) :
-    BarrierSet(max_covered_regions) {}
 };
 
 #endif // SHARE_VM_MEMORY_MODREFBARRIERSET_HPP
--- a/src/share/vm/memory/oopFactory.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/oopFactory.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -41,20 +41,20 @@
 class oopFactory: AllStatic {
  public:
   // Basic type leaf array allocation
-  static typeArrayOop    new_boolArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_charArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_singleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_doubleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_byteArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_shortArray (int length, TRAPS) { return TypeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_intArray   (int length, TRAPS) { return TypeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, CHECK_NULL); }
-  static typeArrayOop    new_longArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, CHECK_NULL); }
+  static typeArrayOop    new_boolArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::boolArrayKlassObj  ())->allocate(length, THREAD); }
+  static typeArrayOop    new_charArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::charArrayKlassObj  ())->allocate(length, THREAD); }
+  static typeArrayOop    new_singleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::singleArrayKlassObj())->allocate(length, THREAD); }
+  static typeArrayOop    new_doubleArray(int length, TRAPS) { return TypeArrayKlass::cast(Universe::doubleArrayKlassObj())->allocate(length, THREAD); }
+  static typeArrayOop    new_byteArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::byteArrayKlassObj  ())->allocate(length, THREAD); }
+  static typeArrayOop    new_shortArray (int length, TRAPS) { return TypeArrayKlass::cast(Universe::shortArrayKlassObj ())->allocate(length, THREAD); }
+  static typeArrayOop    new_intArray   (int length, TRAPS) { return TypeArrayKlass::cast(Universe::intArrayKlassObj   ())->allocate(length, THREAD); }
+  static typeArrayOop    new_longArray  (int length, TRAPS) { return TypeArrayKlass::cast(Universe::longArrayKlassObj  ())->allocate(length, THREAD); }
 
   // create java.lang.Object[]
   static objArrayOop     new_objectArray(int length, TRAPS)  {
     assert(Universe::objectArrayKlassObj() != NULL, "Too early?");
     return ObjArrayKlass::
-      cast(Universe::objectArrayKlassObj())->allocate(length, CHECK_NULL);
+      cast(Universe::objectArrayKlassObj())->allocate(length, THREAD);
   }
 
   static typeArrayOop    new_charArray           (const char* utf8_str,  TRAPS);
--- a/src/share/vm/memory/universe.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/memory/universe.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -26,9 +26,6 @@
 #include "classfile/classLoader.hpp"
 #include "classfile/classLoaderData.hpp"
 #include "classfile/javaClasses.hpp"
-#if INCLUDE_CDS
-#include "classfile/sharedClassUtil.hpp"
-#endif
 #include "classfile/stringTable.hpp"
 #include "classfile/systemDictionary.hpp"
 #include "classfile/vmSymbols.hpp"
@@ -82,6 +79,9 @@
 #include "gc_implementation/g1/g1CollectorPolicy.hpp"
 #include "gc_implementation/parallelScavenge/parallelScavengeHeap.hpp"
 #endif // INCLUDE_ALL_GCS
+#if INCLUDE_CDS
+#include "classfile/sharedClassUtil.hpp"
+#endif
 
 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
 
--- a/src/share/vm/oops/constMethod.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/constMethod.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -293,7 +293,6 @@
 MethodParametersElement* ConstMethod::method_parameters_start() const {
   u2* addr = method_parameters_length_addr();
   u2 length = *addr;
-  assert(length > 0, "should only be called if table is present");
   addr -= length * sizeof(MethodParametersElement) / sizeof(u2);
   return (MethodParametersElement*) addr;
 }
--- a/src/share/vm/oops/constantPool.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/constantPool.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -461,7 +461,7 @@
 
 
 Klass* ConstantPool::klass_ref_at(int which, TRAPS) {
-  return klass_at(klass_ref_index_at(which), CHECK_NULL);
+  return klass_at(klass_ref_index_at(which), THREAD);
 }
 
 
--- a/src/share/vm/oops/constantPool.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/constantPool.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -336,13 +336,13 @@
 
   Klass* klass_at(int which, TRAPS) {
     constantPoolHandle h_this(THREAD, this);
-    return klass_at_impl(h_this, which, true, CHECK_NULL);
+    return klass_at_impl(h_this, which, true, THREAD);
   }
 
   // Version of klass_at that doesn't save the resolution error, called during deopt
   Klass* klass_at_ignore_error(int which, TRAPS) {
     constantPoolHandle h_this(THREAD, this);
-    return klass_at_impl(h_this, which, false, CHECK_NULL);
+    return klass_at_impl(h_this, which, false, THREAD);
   }
 
   Symbol* klass_name_at(int which);  // Returns the name, w/o resolving.
--- a/src/share/vm/oops/instanceKlass.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/instanceKlass.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -532,7 +532,7 @@
   // 1) Verify the bytecodes
   Verifier::Mode mode =
     throw_verifyerror ? Verifier::ThrowException : Verifier::NoException;
-  return Verifier::verify(this_k, mode, this_k->should_verify_class(), CHECK_false);
+  return Verifier::verify(this_k, mode, this_k->should_verify_class(), THREAD);
 }
 
 
@@ -1130,7 +1130,7 @@
   if (or_null) {
     return oak->array_klass_or_null(n);
   }
-  return oak->array_klass(n, CHECK_NULL);
+  return oak->array_klass(n, THREAD);
 }
 
 Klass* InstanceKlass::array_klass_impl(bool or_null, TRAPS) {
@@ -2931,28 +2931,27 @@
   return NULL;
 }
 
-void InstanceKlass::add_member_name(int index, Handle mem_name) {
+bool InstanceKlass::add_member_name(Handle mem_name) {
   jweak mem_name_wref = JNIHandles::make_weak_global(mem_name);
   MutexLocker ml(MemberNameTable_lock);
-  assert(0 <= index && index < idnum_allocated_count(), "index is out of bounds");
   DEBUG_ONLY(No_Safepoint_Verifier nsv);
 
+  // Check if method has been redefined while taking out MemberNameTable_lock, if so
+  // return false.  We cannot cache obsolete methods. They will crash when the function
+  // is called!
+  Method* method = (Method*)java_lang_invoke_MemberName::vmtarget(mem_name());
+  if (method->is_obsolete()) {
+    return false;
+  } else if (method->is_old()) {
+    // Replace method with redefined version
+    java_lang_invoke_MemberName::set_vmtarget(mem_name(), method_with_idnum(method->method_idnum()));
+  }
+
   if (_member_names == NULL) {
     _member_names = new (ResourceObj::C_HEAP, mtClass) MemberNameTable(idnum_allocated_count());
   }
-  _member_names->add_member_name(index, mem_name_wref);
-}
-
-oop InstanceKlass::get_member_name(int index) {
-  MutexLocker ml(MemberNameTable_lock);
-  assert(0 <= index && index < idnum_allocated_count(), "index is out of bounds");
-  DEBUG_ONLY(No_Safepoint_Verifier nsv);
-
-  if (_member_names == NULL) {
-    return NULL;
-  }
-  oop mem_name =_member_names->get_member_name(index);
-  return mem_name;
+  _member_names->add_member_name(mem_name_wref);
+  return true;
 }
 
 // -----------------------------------------------------------------------------------------------------
--- a/src/share/vm/oops/instanceKlass.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/instanceKlass.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1072,8 +1072,7 @@
   // JSR-292 support
   MemberNameTable* member_names() { return _member_names; }
   void set_member_names(MemberNameTable* member_names) { _member_names = member_names; }
-  void add_member_name(int index, Handle member_name);
-  oop  get_member_name(int index);
+  bool add_member_name(Handle member_name);
 
 public:
   // JVMTI support
--- a/src/share/vm/oops/klass.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/klass.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -152,7 +152,7 @@
 
 void* Klass::operator new(size_t size, ClassLoaderData* loader_data, size_t word_size, TRAPS) throw() {
   return Metaspace::allocate(loader_data, word_size, /*read_only*/false,
-                             MetaspaceObj::ClassType, CHECK_NULL);
+                             MetaspaceObj::ClassType, THREAD);
 }
 
 Klass::Klass() {
--- a/src/share/vm/oops/methodData.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/methodData.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -658,7 +658,7 @@
   int size = MethodData::compute_allocation_size_in_words(method);
 
   return new (loader_data, size, false, MetaspaceObj::MethodDataType, THREAD)
-    MethodData(method(), size, CHECK_NULL);
+    MethodData(method(), size, THREAD);
 }
 
 int MethodData::bytecode_cell_count(Bytecodes::Code code) {
--- a/src/share/vm/oops/objArrayKlass.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/objArrayKlass.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -189,7 +189,7 @@
     if (length <= arrayOopDesc::max_array_length(T_OBJECT)) {
       int size = objArrayOopDesc::object_size(length);
       KlassHandle h_k(THREAD, this);
-      return (objArrayOop)CollectedHeap::array_allocate(h_k, size, length, CHECK_NULL);
+      return (objArrayOop)CollectedHeap::array_allocate(h_k, size, length, THREAD);
     } else {
       report_java_out_of_memory("Requested array size exceeds VM limit");
       JvmtiExport::post_array_size_exhausted();
@@ -362,11 +362,11 @@
   if (or_null) {
     return ak->array_klass_or_null(n);
   }
-  return ak->array_klass(n, CHECK_NULL);
+  return ak->array_klass(n, THREAD);
 }
 
 Klass* ObjArrayKlass::array_klass_impl(bool or_null, TRAPS) {
-  return array_klass_impl(or_null, dimension() +  1, CHECK_NULL);
+  return array_klass_impl(or_null, dimension() +  1, THREAD);
 }
 
 bool ObjArrayKlass::can_be_primary_super_slow() const {
--- a/src/share/vm/oops/oop.pcgc.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/oop.pcgc.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -25,8 +25,8 @@
 #ifndef SHARE_VM_OOPS_OOP_PCGC_INLINE_HPP
 #define SHARE_VM_OOPS_OOP_PCGC_INLINE_HPP
 
+#include "runtime/atomic.inline.hpp"
 #include "utilities/macros.hpp"
-#include "runtime/atomic.inline.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/parNew/parNewGeneration.hpp"
 #include "gc_implementation/parallelScavenge/parallelScavengeHeap.hpp"
--- a/src/share/vm/oops/typeArrayKlass.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/oops/typeArrayKlass.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -191,7 +191,7 @@
   if (or_null) {
     return h_ak->array_klass_or_null(n);
   }
-  return h_ak->array_klass(n, CHECK_NULL);
+  return h_ak->array_klass(n, THREAD);
 }
 
 Klass* TypeArrayKlass::array_klass_impl(bool or_null, TRAPS) {
--- a/src/share/vm/opto/c2_globals.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/c2_globals.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -647,7 +647,7 @@
   develop(bool, AlwaysIncrementalInline, false,                             \
           "do all inlining incrementally")                                  \
                                                                             \
-  product(intx, LiveNodeCountInliningCutoff, 20000,                         \
+  product(intx, LiveNodeCountInliningCutoff, 40000,                         \
           "max number of live nodes in a method")                           \
                                                                             \
   diagnostic(bool, OptimizeExpensiveOps, true,                              \
--- a/src/share/vm/opto/c2compiler.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/c2compiler.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -102,23 +102,25 @@
     // Attempt to compile while subsuming loads into machine instructions.
     Compile C(env, this, target, entry_bci, subsume_loads, do_escape_analysis, eliminate_boxing);
 
-
     // Check result and retry if appropriate.
     if (C.failure_reason() != NULL) {
       if (C.failure_reason_is(retry_no_subsuming_loads())) {
         assert(subsume_loads, "must make progress");
         subsume_loads = false;
+        env->report_failure(C.failure_reason());
         continue;  // retry
       }
       if (C.failure_reason_is(retry_no_escape_analysis())) {
         assert(do_escape_analysis, "must make progress");
         do_escape_analysis = false;
+        env->report_failure(C.failure_reason());
         continue;  // retry
       }
       if (C.has_boxed_value()) {
         // Recompile without boxing elimination regardless failure reason.
         assert(eliminate_boxing, "must make progress");
         eliminate_boxing = false;
+        env->report_failure(C.failure_reason());
         continue;  // retry
       }
       // Pass any other failure reason up to the ciEnv.
--- a/src/share/vm/opto/castnode.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/castnode.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -83,6 +83,101 @@
   return this;
 }
 
+uint CastIINode::size_of() const {
+  return sizeof(*this);
+}
+
+uint CastIINode::cmp(const Node &n) const {
+  return TypeNode::cmp(n) && ((CastIINode&)n)._carry_dependency == _carry_dependency;
+}
+
+Node *CastIINode::Identity(PhaseTransform *phase) {
+  if (_carry_dependency) {
+    return this;
+  }
+  return ConstraintCastNode::Identity(phase);
+}
+
+const Type *CastIINode::Value(PhaseTransform *phase) const {
+  const Type *res = ConstraintCastNode::Value(phase);
+
+  // Try to improve the type of the CastII if we recognize a CmpI/If
+  // pattern.
+  if (_carry_dependency) {
+    if (in(0) != NULL && (in(0)->is_IfFalse() || in(0)->is_IfTrue())) {
+      Node* proj = in(0);
+      if (proj->in(0)->in(1)->is_Bool()) {
+        Node* b = proj->in(0)->in(1);
+        if (b->in(1)->Opcode() == Op_CmpI) {
+          Node* cmp = b->in(1);
+          if (cmp->in(1) == in(1) && phase->type(cmp->in(2))->isa_int()) {
+            const TypeInt* in2_t = phase->type(cmp->in(2))->is_int();
+            const Type* t = TypeInt::INT;
+            BoolTest test = b->as_Bool()->_test;
+            if (proj->is_IfFalse()) {
+              test = test.negate();
+            }
+            BoolTest::mask m = test._test;
+            jlong lo_long = min_jint;
+            jlong hi_long = max_jint;
+            if (m == BoolTest::le || m == BoolTest::lt) {
+              hi_long = in2_t->_hi;
+              if (m == BoolTest::lt) {
+                hi_long -= 1;
+              }
+            } else if (m == BoolTest::ge || m == BoolTest::gt) {
+              lo_long = in2_t->_lo;
+              if (m == BoolTest::gt) {
+                lo_long += 1;
+              }
+            } else if (m == BoolTest::eq) {
+              lo_long = in2_t->_lo;
+              hi_long = in2_t->_hi;
+            } else if (m == BoolTest::ne) {
+              // can't do any better
+            } else {
+              stringStream ss;
+              test.dump_on(&ss);
+              fatal(err_msg_res("unexpected comparison %s", ss.as_string()));
+            }
+            int lo_int = (int)lo_long;
+            int hi_int = (int)hi_long;
+
+            if (lo_long != (jlong)lo_int) {
+              lo_int = min_jint;
+            }
+            if (hi_long != (jlong)hi_int) {
+              hi_int = max_jint;
+            }
+
+            t = TypeInt::make(lo_int, hi_int, Type::WidenMax);
+
+            res = res->filter_speculative(t);
+
+            return res;
+          }
+        }
+      }
+    }
+  }
+  return res;
+}
+
+Node *CastIINode::Ideal_DU_postCCP(PhaseCCP *ccp) {
+  if (_carry_dependency) {
+    return NULL;
+  }
+  return ConstraintCastNode::Ideal_DU_postCCP(ccp);
+}
+
+#ifndef PRODUCT
+void CastIINode::dump_spec(outputStream *st) const {
+  TypeNode::dump_spec(st);
+  if (_carry_dependency) {
+    st->print(" carry dependency");
+  }
+}
+#endif
 
 //=============================================================================
 
--- a/src/share/vm/opto/castnode.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/castnode.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -48,10 +48,25 @@
 //------------------------------CastIINode-------------------------------------
 // cast integer to integer (different range)
 class CastIINode: public ConstraintCastNode {
+  private:
+  // Can this node be removed post CCP or does it carry a required dependency?
+  const bool _carry_dependency;
+
+  protected:
+  virtual uint cmp( const Node &n ) const;
+  virtual uint size_of() const;
+
   public:
-  CastIINode (Node *n, const Type *t ): ConstraintCastNode(n,t) {}
+  CastIINode(Node *n, const Type *t, bool carry_dependency = false)
+    : ConstraintCastNode(n,t), _carry_dependency(carry_dependency) {}
   virtual int Opcode() const;
   virtual uint ideal_reg() const { return Op_RegI; }
+  virtual Node *Identity( PhaseTransform *phase );
+  virtual const Type *Value( PhaseTransform *phase ) const;
+  virtual Node *Ideal_DU_postCCP( PhaseCCP * );
+#ifndef PRODUCT
+  virtual void dump_spec(outputStream *st) const;
+#endif
 };
 
 //------------------------------CastPPNode-------------------------------------
--- a/src/share/vm/opto/compile.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/compile.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -67,7 +67,6 @@
 #include "runtime/signature.hpp"
 #include "runtime/stubRoutines.hpp"
 #include "runtime/timer.hpp"
-#include "trace/tracing.hpp"
 #include "utilities/copy.hpp"
 
 
@@ -662,7 +661,8 @@
                   _print_inlining_stream(NULL),
                   _print_inlining_idx(0),
                   _print_inlining_output(NULL),
-                  _interpreter_frame_size(0) {
+                  _interpreter_frame_size(0),
+                  _max_node_limit(MaxNodeLimit) {
   C = this;
 
   CompileWrapper cw(this);
@@ -975,7 +975,8 @@
     _print_inlining_idx(0),
     _print_inlining_output(NULL),
     _allowed_reasons(0),
-    _interpreter_frame_size(0) {
+    _interpreter_frame_size(0),
+    _max_node_limit(MaxNodeLimit) {
   C = this;
 
   TraceTime t1(NULL, &_t_totalCompilation, CITime, false);
@@ -1088,6 +1089,7 @@
   set_do_method_data_update(false);
   set_age_code(has_method() && method()->profile_aging());
   set_rtm_state(NoRTM); // No RTM lock eliding by default
+  method_has_option_value("MaxNodeLimit", _max_node_limit);
 #if INCLUDE_RTM_OPT
   if (UseRTMLocking && has_method() && (method()->method_data_or_null() != NULL)) {
     int rtm_state = method()->method_data()->rtm_state();
@@ -3542,13 +3544,6 @@
     _failure_reason = reason;
   }
 
-  EventCompilerFailure event;
-  if (event.should_commit()) {
-    event.set_compileID(Compile::compile_id());
-    event.set_failure(reason);
-    event.commit();
-  }
-
   if (!C->failure_reason_is(C2Compiler::retry_no_subsuming_loads())) {
     C->print_method(PHASE_FAILURE);
   }
--- a/src/share/vm/opto/compile.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/compile.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -289,6 +289,7 @@
   int                   _freq_inline_size;      // Max hot method inline size for this compilation
   int                   _fixed_slots;           // count of frame slots not allocated by the register
                                                 // allocator i.e. locks, original deopt pc, etc.
+  uintx                 _max_node_limit;        // Max unique node count during a single compilation.
   // For deopt
   int                   _orig_pc_slot;
   int                   _orig_pc_slot_offset_in_bytes;
@@ -597,6 +598,9 @@
   void          set_rtm_state(RTMState s)        { _rtm_state = s; }
   bool              use_rtm() const              { return (_rtm_state & NoRTM) == 0; }
   bool          profile_rtm() const              { return _rtm_state == ProfileRTM; }
+  uint              max_node_limit() const       { return (uint)_max_node_limit; }
+  void          set_max_node_limit(uint n)       { _max_node_limit = n; }
+
   // check the CompilerOracle for special behaviours for this compile
   bool          method_has_option(const char * option) {
     return method() != NULL && method()->has_option(option);
@@ -735,7 +739,7 @@
     record_method_not_compilable(reason, true);
   }
   bool check_node_count(uint margin, const char* reason) {
-    if (live_nodes() + margin > (uint)MaxNodeLimit) {
+    if (live_nodes() + margin > max_node_limit()) {
       record_method_not_compilable(reason);
       return true;
     } else {
--- a/src/share/vm/opto/doCall.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/doCall.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -418,6 +418,11 @@
   ciInstanceKlass* klass = ciEnv::get_instance_klass_for_declared_method_holder(holder);
   assert(declared_signature != NULL, "cannot be null");
 
+  // Bump max node limit for JSR292 users
+  if (bc() == Bytecodes::_invokedynamic || orig_callee->is_method_handle_intrinsic()) {
+    C->set_max_node_limit(3*MaxNodeLimit);
+  }
+
   // uncommon-trap when callee is unloaded, uninitialized or will not link
   // bailout when too many arguments for register representation
   if (!will_link || can_not_compile_call_site(orig_callee, klass)) {
--- a/src/share/vm/opto/escape.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/escape.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -2417,7 +2417,7 @@
       }
     }
   }
-  if ((int) (C->live_nodes() + 2*NodeLimitFudgeFactor) > MaxNodeLimit) {
+  if (C->live_nodes() + 2*NodeLimitFudgeFactor > C->max_node_limit()) {
     if (C->do_escape_analysis() == true && !C->failing()) {
       // Retry compilation without escape analysis.
       // If this is the first failure, the sentinel string will "stick"
--- a/src/share/vm/opto/ifg.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/ifg.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -527,6 +527,22 @@
   Node* def = n->in(0);
   if (!n->is_Proj() ||
       (_lrg_map.live_range_id(def) && !liveout->member(_lrg_map.live_range_id(def)))) {
+    if (n->is_MachProj()) {
+      // Don't remove KILL projections if their "defining" nodes have
+      // memory effects (have SCMemProj projection node) -
+      // they are not dead even when their result is not used.
+      // For example, compareAndSwapL (and other CAS) and EncodeISOArray nodes.
+      // The method add_input_to_liveout() keeps such nodes alive (put them on liveout list)
+      // when it sees SCMemProj node in a block. Unfortunately SCMemProj node could be placed
+      // in block in such order that KILL MachProj nodes are processed first.
+      uint cnt = def->outcnt();
+      for (uint i = 0; i < cnt; i++) {
+        Node* proj = def->raw_out(i);
+        if (proj->Opcode() == Op_SCMemProj) {
+          return false;
+        }
+      }
+    }
     b->remove_node(location);
     LRG& lrg = lrgs(lid);
     if (lrg._def == n) {
--- a/src/share/vm/opto/loopTransform.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/loopTransform.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -27,6 +27,7 @@
 #include "memory/allocation.inline.hpp"
 #include "opto/addnode.hpp"
 #include "opto/callnode.hpp"
+#include "opto/castnode.hpp"
 #include "opto/connode.hpp"
 #include "opto/convertnode.hpp"
 #include "opto/divnode.hpp"
@@ -272,10 +273,9 @@
 bool IdealLoopTree::policy_peeling( PhaseIdealLoop *phase ) const {
   Node *test = ((IdealLoopTree*)this)->tail();
   int  body_size = ((IdealLoopTree*)this)->_body.size();
-  int  live_node_count = phase->C->live_nodes();
   // Peeling does loop cloning which can result in O(N^2) node construction
   if( body_size > 255 /* Prevent overflow for large body_size */
-      || (body_size * body_size + live_node_count > MaxNodeLimit) ) {
+      || (body_size * body_size + phase->C->live_nodes()) > phase->C->max_node_limit() ) {
     return false;           // too large to safely clone
   }
   while( test != _head ) {      // Scan till run off top of loop
@@ -604,7 +604,7 @@
     return false;
   if (new_body_size > unroll_limit ||
       // Unrolling can result in a large amount of node construction
-      new_body_size >= MaxNodeLimit - (uint) phase->C->live_nodes()) {
+      new_body_size >= phase->C->max_node_limit() - phase->C->live_nodes()) {
     return false;
   }
 
@@ -885,6 +885,20 @@
   return n;
 }
 
+bool PhaseIdealLoop::cast_incr_before_loop(Node* incr, Node* ctrl, Node* loop) {
+  Node* castii = new CastIINode(incr, TypeInt::INT, true);
+  castii->set_req(0, ctrl);
+  register_new_node(castii, ctrl);
+  for (DUIterator_Fast imax, i = incr->fast_outs(imax); i < imax; i++) {
+    Node* n = incr->fast_out(i);
+    if (n->is_Phi() && n->in(0) == loop) {
+      int nrep = n->replace_edge(incr, castii);
+      return true;
+    }
+  }
+  return false;
+}
+
 //------------------------------insert_pre_post_loops--------------------------
 // Insert pre and post loops.  If peel_only is set, the pre-loop can not have
 // more iterations added.  It acts as a 'peel' only, no lower-bound RCE, no
@@ -1081,6 +1095,24 @@
     }
   }
 
+  // Nodes inside the loop may be control dependent on a predicate
+  // that was moved before the preloop. If the back branch of the main
+  // or post loops becomes dead, those nodes won't be dependent on the
+  // test that guards that loop nest anymore which could lead to an
+  // incorrect array access because it executes independently of the
+  // test that was guarding the loop nest. We add a special CastII on
+  // the if branch that enters the loop, between the input induction
+  // variable value and the induction variable Phi to preserve correct
+  // dependencies.
+
+  // CastII for the post loop:
+  bool inserted = cast_incr_before_loop(zer_opaq->in(1), zer_taken, post_head);
+  assert(inserted, "no castII inserted");
+
+  // CastII for the main loop:
+  inserted = cast_incr_before_loop(pre_incr, min_taken, main_head);
+  assert(inserted, "no castII inserted");
+
   // Step B4: Shorten the pre-loop to run only 1 iteration (for now).
   // RCE and alignment may change this later.
   Node *cmp_end = pre_end->cmp_node();
@@ -2281,8 +2313,8 @@
 
   // Skip next optimizations if running low on nodes. Note that
   // policy_unswitching and policy_maximally_unroll have this check.
-  uint nodes_left = MaxNodeLimit - (uint) phase->C->live_nodes();
-  if ((2 * _body.size()) > nodes_left) {
+  int nodes_left = phase->C->max_node_limit() - phase->C->live_nodes();
+  if ((int)(2 * _body.size()) > nodes_left) {
     return true;
   }
 
--- a/src/share/vm/opto/loopUnswitch.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/loopUnswitch.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -61,8 +61,8 @@
   if (!_head->is_Loop()) {
     return false;
   }
-  uint nodes_left = MaxNodeLimit - phase->C->live_nodes();
-  if (2 * _body.size() > nodes_left) {
+  int nodes_left = phase->C->max_node_limit() - phase->C->live_nodes();
+  if ((int)(2 * _body.size()) > nodes_left) {
     return false; // Too speculative if running low on nodes.
   }
   LoopNode* head = _head->as_Loop();
--- a/src/share/vm/opto/loopnode.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/loopnode.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -602,6 +602,8 @@
     return ctrl;
   }
 
+  bool cast_incr_before_loop(Node* incr, Node* ctrl, Node* loop);
+
 public:
   bool has_node( Node* n ) const {
     guarantee(n != NULL, "No Node.");
--- a/src/share/vm/opto/loopopts.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/loopopts.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -736,7 +736,7 @@
   for (DUIterator_Fast imax, i = region->fast_outs(imax); i < imax; i++) {
     weight += region->fast_out(i)->outcnt();
   }
-  int nodes_left = MaxNodeLimit - C->live_nodes();
+  int nodes_left = C->max_node_limit() - C->live_nodes();
   if (weight * 8 > nodes_left) {
 #ifndef PRODUCT
     if (PrintOpto)
--- a/src/share/vm/opto/node.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/node.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -69,7 +69,7 @@
   Compile::set_debug_idx(new_debug_idx);
   set_debug_idx( new_debug_idx );
   assert(Compile::current()->unique() < (INT_MAX - 1), "Node limit exceeded INT_MAX");
-  assert(Compile::current()->live_nodes() < (uint)MaxNodeLimit, "Live Node limit exceeded limit");
+  assert(Compile::current()->live_nodes() < Compile::current()->max_node_limit(), "Live Node limit exceeded limit");
   if (BreakAtNode != 0 && (_debug_idx == BreakAtNode || (int)_idx == BreakAtNode)) {
     tty->print_cr("BreakAtNode: _idx=%d _debug_idx=%d", _idx, _debug_idx);
     BREAKPOINT;
@@ -313,7 +313,7 @@
 Node::Node(uint req)
   : _idx(Init(req))
 {
-  assert( req < (uint)(MaxNodeLimit - NodeLimitFudgeFactor), "Input limit exceeded" );
+  assert( req < Compile::current()->max_node_limit() - NodeLimitFudgeFactor, "Input limit exceeded" );
   debug_only( verify_construction() );
   NOT_PRODUCT(nodes_created++);
   if (req == 0) {
--- a/src/share/vm/opto/phaseX.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/phaseX.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1392,15 +1392,27 @@
       }
     }
 
-    if( use->is_Cmp() ) {       // Enable CMP/BOOL optimization
+    uint use_op = use->Opcode();
+    if(use->is_Cmp()) {       // Enable CMP/BOOL optimization
       add_users_to_worklist(use); // Put Bool on worklist
-      // Look for the 'is_x2logic' pattern: "x ? : 0 : 1" and put the
-      // phi merging either 0 or 1 onto the worklist
       if (use->outcnt() > 0) {
         Node* bol = use->raw_out(0);
         if (bol->outcnt() > 0) {
           Node* iff = bol->raw_out(0);
-          if (iff->outcnt() == 2) {
+          if (use_op == Op_CmpI &&
+              iff->is_CountedLoopEnd()) {
+            CountedLoopEndNode* cle = iff->as_CountedLoopEnd();
+            if (cle->limit() == n && cle->phi() != NULL) {
+              // If an opaque node feeds into the limit condition of a
+              // CountedLoop, we need to process the Phi node for the
+              // induction variable when the opaque node is removed:
+              // the range of values taken by the Phi is now known and
+              // so its type is also known.
+              _worklist.push(cle->phi());
+            }
+          } else if (iff->outcnt() == 2) {
+            // Look for the 'is_x2logic' pattern: "x ? : 0 : 1" and put the
+            // phi merging either 0 or 1 onto the worklist
             Node* ifproj0 = iff->raw_out(0);
             Node* ifproj1 = iff->raw_out(1);
             if (ifproj0->outcnt() > 0 && ifproj1->outcnt() > 0) {
@@ -1412,9 +1424,26 @@
           }
         }
       }
+      if (use_op == Op_CmpI) {
+        Node* in1 = use->in(1);
+        for (uint i = 0; i < in1->outcnt(); i++) {
+          if (in1->raw_out(i)->Opcode() == Op_CastII) {
+            Node* castii = in1->raw_out(i);
+            if (castii->in(0) != NULL && castii->in(0)->in(0) != NULL && castii->in(0)->in(0)->is_If()) {
+              Node* ifnode = castii->in(0)->in(0);
+              if (ifnode->in(1) != NULL && ifnode->in(1)->in(1) == use) {
+                // Reprocess a CastII node that may depend on an
+                // opaque node value when the opaque node is
+                // removed. In case it carries a dependency we can do
+                // a better job of computing its type.
+                _worklist.push(castii);
+              }
+            }
+          }
+        }
+      }
     }
 
-    uint use_op = use->Opcode();
     // If changed Cast input, check Phi users for simple cycles
     if( use->is_ConstraintCast() || use->is_CheckCastPP() ) {
       for (DUIterator_Fast i2max, i2 = use->fast_outs(i2max); i2 < i2max; i2++) {
--- a/src/share/vm/opto/subnode.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/subnode.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1147,12 +1147,10 @@
 
 //------------------------------dump_spec-------------------------------------
 // Print special per-node info
-#ifndef PRODUCT
 void BoolTest::dump_on(outputStream *st) const {
   const char *msg[] = {"eq","gt","of","lt","ne","le","nof","ge"};
   st->print("%s", msg[_test]);
 }
-#endif
 
 //=============================================================================
 uint BoolNode::hash() const { return (Node::hash() << 3)|(_test._test+1); }
--- a/src/share/vm/opto/subnode.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/opto/subnode.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -275,9 +275,7 @@
   mask commute( ) const { return mask("032147658"[_test]-'0'); }
   mask negate( ) const { return mask(_test^4); }
   bool is_canonical( ) const { return (_test == BoolTest::ne || _test == BoolTest::lt || _test == BoolTest::le || _test == BoolTest::overflow); }
-#ifndef PRODUCT
   void dump_on(outputStream *st) const;
-#endif
 };
 
 //------------------------------BoolNode---------------------------------------
--- a/src/share/vm/prims/jni.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/jni.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -32,10 +32,6 @@
 #include "classfile/systemDictionary.hpp"
 #include "classfile/vmSymbols.hpp"
 #include "interpreter/linkResolver.hpp"
-#include "utilities/macros.hpp"
-#if INCLUDE_ALL_GCS
-#include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
-#endif // INCLUDE_ALL_GCS
 #include "memory/allocation.hpp"
 #include "memory/allocation.inline.hpp"
 #include "memory/gcLocker.inline.hpp"
@@ -81,6 +77,10 @@
 #include "utilities/dtrace.hpp"
 #include "utilities/events.hpp"
 #include "utilities/histogram.hpp"
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
+#include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
+#endif // INCLUDE_ALL_GCS
 
 static jint CurrentVersion = JNI_VERSION_1_8;
 
@@ -603,6 +603,7 @@
 
   THROW_OOP_(JNIHandles::resolve(obj), JNI_OK);
   ShouldNotReachHere();
+  return 0;  // Mute compiler.
 JNI_END
 
 
@@ -623,6 +624,7 @@
   Handle protection_domain (THREAD, k->protection_domain());
   THROW_MSG_LOADER_(name, (char *)message, class_loader, protection_domain, JNI_OK);
   ShouldNotReachHere();
+  return 0;  // Mute compiler.
 JNI_END
 
 
--- a/src/share/vm/prims/jvm.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/jvm.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -28,10 +28,6 @@
 #include "classfile/javaClasses.hpp"
 #include "classfile/stringTable.hpp"
 #include "classfile/systemDictionary.hpp"
-#if INCLUDE_CDS
-#include "classfile/sharedClassUtil.hpp"
-#include "classfile/systemDictionaryShared.hpp"
-#endif
 #include "classfile/vmSymbols.hpp"
 #include "gc_interface/collectedHeap.inline.hpp"
 #include "interpreter/bytecode.hpp"
@@ -73,8 +69,13 @@
 #include "utilities/dtrace.hpp"
 #include "utilities/events.hpp"
 #include "utilities/histogram.hpp"
+#include "utilities/macros.hpp"
 #include "utilities/top.hpp"
 #include "utilities/utf8.hpp"
+#if INCLUDE_CDS
+#include "classfile/sharedClassUtil.hpp"
+#include "classfile/systemDictionaryShared.hpp"
+#endif
 #ifdef TARGET_OS_FAMILY_linux
 # include "jvm_linux.h"
 #endif
@@ -567,13 +568,14 @@
 
   // Make shallow object copy
   const int size = obj->size();
-  oop new_obj = NULL;
+  oop new_obj_oop = NULL;
   if (obj->is_array()) {
     const int length = ((arrayOop)obj())->length();
-    new_obj = CollectedHeap::array_allocate(klass, size, length, CHECK_NULL);
+    new_obj_oop = CollectedHeap::array_allocate(klass, size, length, CHECK_NULL);
   } else {
-    new_obj = CollectedHeap::obj_allocate(klass, size, CHECK_NULL);
+    new_obj_oop = CollectedHeap::obj_allocate(klass, size, CHECK_NULL);
   }
+
   // 4839641 (4840070): We must do an oop-atomic copy, because if another thread
   // is modifying a reference field in the clonee, a non-oop-atomic copy might
   // be suspended in the middle of copying the pointer and end up with parts
@@ -584,24 +586,41 @@
   // The same is true of StubRoutines::object_copy and the various oop_copy
   // variants, and of the code generated by the inline_native_clone intrinsic.
   assert(MinObjAlignmentInBytes >= BytesPerLong, "objects misaligned");
-  Copy::conjoint_jlongs_atomic((jlong*)obj(), (jlong*)new_obj,
+  Copy::conjoint_jlongs_atomic((jlong*)obj(), (jlong*)new_obj_oop,
                                (size_t)align_object_size(size) / HeapWordsPerLong);
   // Clear the header
-  new_obj->init_mark();
+  new_obj_oop->init_mark();
 
   // Store check (mark entire object and let gc sort it out)
   BarrierSet* bs = Universe::heap()->barrier_set();
   assert(bs->has_write_region_opt(), "Barrier set does not have write_region");
-  bs->write_region(MemRegion((HeapWord*)new_obj, size));
+  bs->write_region(MemRegion((HeapWord*)new_obj_oop, size));
+
+  Handle new_obj(THREAD, new_obj_oop);
+  // Special handling for MemberNames.  Since they contain Method* metadata, they
+  // must be registered so that RedefineClasses can fix metadata contained in them.
+  if (java_lang_invoke_MemberName::is_instance(new_obj()) &&
+      java_lang_invoke_MemberName::is_method(new_obj())) {
+    Method* method = (Method*)java_lang_invoke_MemberName::vmtarget(new_obj());
+    // MemberName may be unresolved, so doesn't need registration until resolved.
+    if (method != NULL) {
+      methodHandle m(THREAD, method);
+      // This can safepoint and redefine method, so need both new_obj and method
+      // in a handle, for two different reasons.  new_obj can move, method can be
+      // deleted if nothing is using it on the stack.
+      m->method_holder()->add_member_name(new_obj());
+    }
+  }
 
   // Caution: this involves a java upcall, so the clone should be
   // "gc-robust" by this stage.
   if (klass->has_finalizer()) {
     assert(obj->is_instance(), "should be instanceOop");
-    new_obj = InstanceKlass::register_finalizer(instanceOop(new_obj), CHECK_NULL);
+    new_obj_oop = InstanceKlass::register_finalizer(instanceOop(new_obj()), CHECK_NULL);
+    new_obj = Handle(THREAD, new_obj_oop);
   }
 
-  return JNIHandles::make_local(env, oop(new_obj));
+  return JNIHandles::make_local(env, new_obj());
 JVM_END
 
 // java.io.File ///////////////////////////////////////////////////////////////
@@ -2593,6 +2612,10 @@
   if ((intptr_t)count <= 0) return -1;
 
   int result = vsnprintf(str, count, fmt, args);
+  // Note: on truncation vsnprintf(3) on Unix returns numbers of
+  // characters which would have been written had the buffer been large
+  // enough; on Windows, it returns -1. We handle both cases here and
+  // always return -1, and perform null termination.
   if ((result > 0 && (size_t)result >= count) || result == -1) {
     str[count - 1] = '\0';
     result = -1;
@@ -3552,7 +3575,7 @@
     JVM_DTraceProvider* providers))
   JVMWrapper("JVM_DTraceActivate");
   return DTraceJSDT::activate(
-    version, module_name, providers_count, providers, CHECK_0);
+    version, module_name, providers_count, providers, THREAD);
 JVM_END
 
 JVM_ENTRY(jboolean,JVM_DTraceIsProbeEnabled(JNIEnv* env, jmethodID method))
--- a/src/share/vm/prims/jvm.h	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/jvm.h	Fri Nov 28 16:59:12 2014 +0000
@@ -1167,10 +1167,14 @@
  * be renamed to JVM_* in the future?
  */
 
-/*
- * BE CAREFUL! The following functions do not implement the
- * full feature set of standard C printf formats.
- */
+/* jio_snprintf() and jio_vsnprintf() behave like snprintf(3) and vsnprintf(3),
+ *  respectively, with the following differences:
+ * - The string written to str is always zero-terminated, also in case of
+ *   truncation (count is too small to hold the result string), unless count
+ *   is 0. In case of truncation count-1 characters are written and '\0'
+ *   appendend.
+ * - If count is too small to hold the whole string, -1 is returned across
+ *   all platforms. */
 JNIEXPORT int
 jio_vsnprintf(char *str, size_t count, const char *fmt, va_list args);
 
--- a/src/share/vm/prims/jvmtiEnv.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/jvmtiEnv.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -23,6 +23,7 @@
  */
 
 #include "precompiled.hpp"
+#include "classfile/classLoaderExt.hpp"
 #include "classfile/systemDictionary.hpp"
 #include "classfile/vmSymbols.hpp"
 #include "interpreter/bytecodeStream.hpp"
@@ -472,7 +473,7 @@
     if (TraceClassLoading) {
       tty->print_cr("[Opened %s]", zip_entry->name());
     }
-    ClassLoader::add_to_list(zip_entry);
+    ClassLoaderExt::append_boot_classpath(zip_entry);
     return JVMTI_ERROR_NONE;
   } else {
     return JVMTI_ERROR_WRONG_PHASE;
@@ -942,7 +943,7 @@
     return JVMTI_ERROR_INVALID_THREAD;
 
   Handle thread_obj(current_thread, thread_oop);
-  typeArrayHandle    name;
+  Handle name;
   ThreadPriority priority;
   Handle     thread_group;
   Handle context_class_loader;
@@ -950,7 +951,7 @@
 
   { MutexLocker mu(Threads_lock);
 
-    name = typeArrayHandle(current_thread, java_lang_Thread::name(thread_obj()));
+    name = Handle(current_thread, java_lang_Thread::name(thread_obj()));
     priority = java_lang_Thread::priority(thread_obj());
     thread_group = Handle(current_thread, java_lang_Thread::threadGroup(thread_obj()));
     is_daemon = java_lang_Thread::is_daemon(thread_obj());
@@ -961,7 +962,7 @@
   { const char *n;
 
     if (name() != NULL) {
-      n = UNICODE::as_utf8((jchar*) name->base(T_CHAR), name->length());
+      n = java_lang_String::as_utf8_string(name());
     } else {
       n = UNICODE::as_utf8(NULL, 0);
     }
--- a/src/share/vm/prims/jvmtiTrace.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/jvmtiTrace.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2003, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -266,11 +266,11 @@
   if (threadObj == NULL) {
     return "NULL";
   }
-  typeArrayOop name = java_lang_Thread::name(threadObj);
+  oop name = java_lang_Thread::name(threadObj);
   if (name == NULL) {
     return "<NOT FILLED IN>";
   }
-  return UNICODE::as_utf8((jchar*) name->base(T_CHAR), name->length());
+  return java_lang_String::as_utf8_string(name);
 }
 
 
--- a/src/share/vm/prims/methodHandles.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/methodHandles.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -29,7 +29,6 @@
 #include "interpreter/oopMapCache.hpp"
 #include "memory/allocation.inline.hpp"
 #include "memory/oopFactory.hpp"
-#include "prims/jvmtiRedefineClassesTrace.hpp"
 #include "prims/methodHandles.hpp"
 #include "runtime/compilationPolicy.hpp"
 #include "runtime/javaCalls.hpp"
@@ -276,9 +275,12 @@
   // This is done eagerly, since it is readily available without
   // constructing any new objects.
   // TO DO: maybe intern mname_oop
-  m->method_holder()->add_member_name(m->method_idnum(), mname);
-
-  return mname();
+  if (m->method_holder()->add_member_name(mname)) {
+    return mname();
+  } else {
+    // Redefinition caused this to fail.  Return NULL (and an exception?)
+    return NULL;
+  }
 }
 
 oop MethodHandles::init_field_MemberName(Handle mname, fieldDescriptor& fd, bool is_setter) {
@@ -399,12 +401,12 @@
 // convert the external string or reflective type to an internal signature
 Symbol* MethodHandles::lookup_signature(oop type_str, bool intern_if_not_found, TRAPS) {
   if (java_lang_invoke_MethodType::is_instance(type_str)) {
-    return java_lang_invoke_MethodType::as_signature(type_str, intern_if_not_found, CHECK_NULL);
+    return java_lang_invoke_MethodType::as_signature(type_str, intern_if_not_found, THREAD);
   } else if (java_lang_Class::is_instance(type_str)) {
-    return java_lang_Class::as_signature(type_str, false, CHECK_NULL);
+    return java_lang_Class::as_signature(type_str, false, THREAD);
   } else if (java_lang_String::is_instance(type_str)) {
     if (intern_if_not_found) {
-      return java_lang_String::as_symbol(type_str, CHECK_NULL);
+      return java_lang_String::as_symbol(type_str, THREAD);
     } else {
       return java_lang_String::as_symbol_or_null(type_str);
     }
@@ -951,63 +953,27 @@
   }
 }
 
-void MemberNameTable::add_member_name(int index, jweak mem_name_wref) {
+void MemberNameTable::add_member_name(jweak mem_name_wref) {
   assert_locked_or_safepoint(MemberNameTable_lock);
-  this->at_put_grow(index, mem_name_wref);
-}
-
-// Return a member name oop or NULL.
-oop MemberNameTable::get_member_name(int index) {
-  assert_locked_or_safepoint(MemberNameTable_lock);
-
-  jweak ref = this->at(index);
-  oop mem_name = JNIHandles::resolve(ref);
-  return mem_name;
+  this->push(mem_name_wref);
 }
 
 #if INCLUDE_JVMTI
-oop MemberNameTable::find_member_name_by_method(Method* old_method) {
-  assert_locked_or_safepoint(MemberNameTable_lock);
-  oop found = NULL;
-  int len = this->length();
-
-  for (int idx = 0; idx < len; idx++) {
-    oop mem_name = JNIHandles::resolve(this->at(idx));
-    if (mem_name == NULL) {
-      continue;
-    }
-    Method* method = (Method*)java_lang_invoke_MemberName::vmtarget(mem_name);
-    if (method == old_method) {
-      found = mem_name;
-      break;
-    }
-  }
-  return found;
-}
-
-// It is called at safepoint only
+// It is called at safepoint only for RedefineClasses
 void MemberNameTable::adjust_method_entries(Method** old_methods, Method** new_methods,
                                             int methods_length, bool *trace_name_printed) {
   assert(SafepointSynchronize::is_at_safepoint(), "only called at safepoint");
-  // search the MemberNameTable for uses of either obsolete or EMCP methods
+  // For each redefined method
   for (int j = 0; j < methods_length; j++) {
     Method* old_method = old_methods[j];
     Method* new_method = new_methods[j];
-    oop mem_name = find_member_name_by_method(old_method);
-    if (mem_name != NULL) {
-      java_lang_invoke_MemberName::adjust_vmtarget(mem_name, new_method);
 
-      if (RC_TRACE_IN_RANGE(0x00100000, 0x00400000)) {
-        if (!(*trace_name_printed)) {
-          // RC_TRACE_MESG macro has an embedded ResourceMark
-          RC_TRACE_MESG(("adjust: name=%s",
-                         old_method->method_holder()->external_name()));
-          *trace_name_printed = true;
-        }
-        // RC_TRACE macro has an embedded ResourceMark
-        RC_TRACE(0x00400000, ("MemberName method update: %s(%s)",
-                              new_method->name()->as_C_string(),
-                              new_method->signature()->as_C_string()));
+    // search the MemberNameTable for uses of either obsolete or EMCP methods
+    for (int idx = 0; idx < length(); idx++) {
+      oop mem_name = JNIHandles::resolve(this->at(idx));
+      if (mem_name != NULL) {
+        java_lang_invoke_MemberName::adjust_vmtarget(mem_name, old_method, new_method,
+                                                     trace_name_printed);
       }
     }
   }
--- a/src/share/vm/prims/methodHandles.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/methodHandles.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2008, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2008, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -236,18 +236,14 @@
  public:
   MemberNameTable(int methods_cnt);
   ~MemberNameTable();
-  void add_member_name(int index, jweak mem_name_ref);
-  oop  get_member_name(int index);
+  void add_member_name(jweak mem_name_ref);
 
 #if INCLUDE_JVMTI
- public:
   // RedefineClasses() API support:
   // If a MemberName refers to old_method then update it
   // to refer to new_method.
   void adjust_method_entries(Method** old_methods, Method** new_methods,
                              int methods_length, bool *trace_name_printed);
- private:
-  oop find_member_name_by_method(Method* old_method);
 #endif // INCLUDE_JVMTI
 };
 
--- a/src/share/vm/prims/unsafe.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/unsafe.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -24,10 +24,6 @@
 
 #include "precompiled.hpp"
 #include "classfile/vmSymbols.hpp"
-#include "utilities/macros.hpp"
-#if INCLUDE_ALL_GCS
-#include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
-#endif // INCLUDE_ALL_GCS
 #include "memory/allocation.inline.hpp"
 #include "prims/jni.h"
 #include "prims/jvm.h"
@@ -43,6 +39,10 @@
 #include "trace/tracing.hpp"
 #include "utilities/copy.hpp"
 #include "utilities/dtrace.hpp"
+#include "utilities/macros.hpp"
+#if INCLUDE_ALL_GCS
+#include "gc_implementation/g1/g1SATBCardTableModRefBS.hpp"
+#endif // INCLUDE_ALL_GCS
 
 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
 
--- a/src/share/vm/prims/whitebox.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/prims/whitebox.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -26,45 +26,39 @@
 
 #include <new>
 
+#include "classfile/classLoaderData.hpp"
+#include "classfile/stringTable.hpp"
 #include "code/codeCache.hpp"
+#include "jvmtifiles/jvmtiEnv.hpp"
 #include "memory/metadataFactory.hpp"
 #include "memory/universe.hpp"
 #include "oops/oop.inline.hpp"
-
-#include "classfile/stringTable.hpp"
-#include "classfile/classLoaderData.hpp"
-
+#include "prims/wbtestmethods/parserTests.hpp"
 #include "prims/whitebox.hpp"
-#include "prims/wbtestmethods/parserTests.hpp"
-
-#include "runtime/thread.hpp"
 #include "runtime/arguments.hpp"
+#include "runtime/compilationPolicy.hpp"
 #include "runtime/deoptimization.hpp"
 #include "runtime/interfaceSupport.hpp"
 #include "runtime/os.hpp"
+#include "runtime/sweeper.hpp"
+#include "runtime/thread.hpp"
 #include "runtime/vm_version.hpp"
-#include "runtime/sweeper.hpp"
-
 #include "utilities/array.hpp"
 #include "utilities/debug.hpp"
+#include "utilities/exceptions.hpp"
 #include "utilities/macros.hpp"
-#include "utilities/exceptions.hpp"
-
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/parallelScavenge/parallelScavengeHeap.inline.hpp"
 #include "gc_implementation/g1/concurrentMark.hpp"
 #include "gc_implementation/g1/g1CollectedHeap.inline.hpp"
 #include "gc_implementation/g1/heapRegionRemSet.hpp"
 #endif // INCLUDE_ALL_GCS
-
 #if INCLUDE_NMT
 #include "services/mallocSiteTable.hpp"
 #include "services/memTracker.hpp"
 #include "utilities/nativeCallStack.hpp"
 #endif // INCLUDE_NMT
 
-#include "compiler/compileBroker.hpp"
-#include "runtime/compilationPolicy.hpp"
 
 PRAGMA_FORMAT_MUTE_WARNINGS_FOR_GCC
 
@@ -113,6 +107,29 @@
   return closure.found();
 WB_END
 
+WB_ENTRY(void, WB_AddToBootstrapClassLoaderSearch(JNIEnv* env, jobject o, jstring segment)) {
+#if INCLUDE_JVMTI
+  ResourceMark rm;
+  const char* seg = java_lang_String::as_utf8_string(JNIHandles::resolve_non_null(segment));
+  JvmtiEnv* jvmti_env = JvmtiEnv::create_a_jvmti(JVMTI_VERSION);
+  jvmtiError err = jvmti_env->AddToBootstrapClassLoaderSearch(seg);
+  assert(err == JVMTI_ERROR_NONE, "must not fail");
+#endif
+}
+WB_END
+
+WB_ENTRY(void, WB_AddToSystemClassLoaderSearch(JNIEnv* env, jobject o, jstring segment)) {
+#if INCLUDE_JVMTI
+  ResourceMark rm;
+  const char* seg = java_lang_String::as_utf8_string(JNIHandles::resolve_non_null(segment));
+  JvmtiEnv* jvmti_env = JvmtiEnv::create_a_jvmti(JVMTI_VERSION);
+  jvmtiError err = jvmti_env->AddToSystemClassLoaderSearch(seg);
+  assert(err == JVMTI_ERROR_NONE, "must not fail");
+#endif
+}
+WB_END
+
+
 WB_ENTRY(jlong, WB_GetCompressedOopsMaxHeapSize(JNIEnv* env, jobject o)) {
   return (jlong)Arguments::max_heap_for_compressed_oops();
 }
@@ -1112,6 +1129,10 @@
       CC"(Ljava/lang/String;[Lsun/hotspot/parser/DiagnosticCommand;)[Ljava/lang/Object;",
       (void*) &WB_ParseCommandLine
   },
+  {CC"addToBootstrapClassLoaderSearch", CC"(Ljava/lang/String;)V",
+                                                      (void*)&WB_AddToBootstrapClassLoaderSearch},
+  {CC"addToSystemClassLoaderSearch",    CC"(Ljava/lang/String;)V",
+                                                      (void*)&WB_AddToSystemClassLoaderSearch},
   {CC"getCompressedOopsMaxHeapSize", CC"()J",
       (void*)&WB_GetCompressedOopsMaxHeapSize},
   {CC"printHeapSizes",     CC"()V",                   (void*)&WB_PrintHeapSizes    },
--- a/src/share/vm/runtime/arguments.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/arguments.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -313,6 +313,7 @@
   { "UseFastAccessorMethods",        JDK_Version::jdk(9), JDK_Version::jdk(10) },
   { "UseFastEmptyMethods",           JDK_Version::jdk(9), JDK_Version::jdk(10) },
 #endif // ZERO
+  { "UseCompilerSafepoints",         JDK_Version::jdk(9), JDK_Version::jdk(10) },
   { NULL, JDK_Version(0), JDK_Version(0) }
 };
 
@@ -327,9 +328,12 @@
     const ObsoleteFlag& flag_status = obsolete_jvm_flags[i];
     // <flag>=xxx form
     // [-|+]<flag> form
-    if ((strncmp(flag_status.name, s, strlen(flag_status.name)) == 0) ||
+    size_t len = strlen(flag_status.name);
+    if (((strncmp(flag_status.name, s, len) == 0) &&
+         (strlen(s) == len)) ||
         ((s[0] == '+' || s[0] == '-') &&
-        (strncmp(flag_status.name, &s[1], strlen(flag_status.name)) == 0))) {
+         (strncmp(flag_status.name, &s[1], len) == 0) &&
+         (strlen(&s[1]) == len))) {
       if (JDK_Version::current().compare(flag_status.accept_until) == -1) {
           *version = flag_status.obsoleted_in;
           return true;
@@ -934,10 +938,18 @@
     Flag* fuzzy_matched = Flag::fuzzy_match((const char*)argname, arg_len, true);
     if (fuzzy_matched != NULL) {
       jio_fprintf(defaultStream::error_stream(),
-                  "Did you mean '%s%s%s'?\n",
+                  "Did you mean '%s%s%s'? ",
                   (fuzzy_matched->is_bool()) ? "(+/-)" : "",
                   fuzzy_matched->_name,
                   (fuzzy_matched->is_bool()) ? "" : "=<value>");
+      if (is_newly_obsolete(fuzzy_matched->_name, &since)) {
+        char version[256];
+        since.to_string(version, sizeof(version));
+        jio_fprintf(defaultStream::error_stream(),
+                    "Warning: support for %s was removed in %s\n",
+                    fuzzy_matched->_name,
+                    version);
+      }
     }
   }
 
@@ -2202,15 +2214,6 @@
     warning("DefaultMaxRAMFraction is deprecated and will likely be removed in a future release. "
         "Use MaxRAMFraction instead.");
   }
-  if (FLAG_IS_CMDLINE(UseCMSCompactAtFullCollection)) {
-    warning("UseCMSCompactAtFullCollection is deprecated and will likely be removed in a future release.");
-  }
-  if (FLAG_IS_CMDLINE(CMSFullGCsBeforeCompaction)) {
-    warning("CMSFullGCsBeforeCompaction is deprecated and will likely be removed in a future release.");
-  }
-  if (FLAG_IS_CMDLINE(UseCMSCollectionPassing)) {
-    warning("UseCMSCollectionPassing is deprecated and will likely be removed in a future release.");
-  }
 }
 
 // Check stack pages settings
--- a/src/share/vm/runtime/atomic.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/atomic.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -25,7 +25,13 @@
 #include "precompiled.hpp"
 #include "runtime/atomic.inline.hpp"
 
-jbyte Atomic::cmpxchg(jbyte exchange_value, volatile jbyte* dest, jbyte compare_value) {
+/*
+ * This is the default implementation of byte-sized cmpxchg. It emulates jbyte-sized cmpxchg
+ * in terms of jint-sized cmpxchg. Platforms may override this by defining their own inline definition
+ * as well as defining VM_HAS_SPECIALIZED_CMPXCHG_BYTE. This will cause the platform specific
+ * implementation to be used instead.
+ */
+jbyte Atomic::cmpxchg_general(jbyte exchange_value, volatile jbyte* dest, jbyte compare_value) {
   assert(sizeof(jbyte) == 1, "assumption.");
   uintptr_t dest_addr = (uintptr_t)dest;
   uintptr_t offset = dest_addr % sizeof(jint);
--- a/src/share/vm/runtime/atomic.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/atomic.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -28,6 +28,9 @@
 #include "memory/allocation.hpp"
 
 class Atomic : AllStatic {
+ private:
+  static jbyte cmpxchg_general(jbyte exchange_value, volatile jbyte* dest, jbyte compare_value);
+
  public:
   // Atomic operations on jlong types are not available on all 32-bit
   // platforms. If atomic ops on jlongs are defined here they must only
@@ -104,7 +107,7 @@
   // *dest with exchange_value if the comparison succeeded. Returns prior
   // value of *dest. cmpxchg*() provide:
   // <fence> compare-and-exchange <membar StoreLoad|StoreStore>
-  static jbyte           cmpxchg    (jbyte        exchange_value, volatile jbyte*        dest, jbyte        compare_value);
+  inline static jbyte    cmpxchg    (jbyte        exchange_value, volatile jbyte*        dest, jbyte        compare_value);
   inline static jint     cmpxchg    (jint         exchange_value, volatile jint*         dest, jint         compare_value);
   // See comment above about using jlong atomics on 32-bit platforms
   inline static jlong    cmpxchg    (jlong        exchange_value, volatile jlong*        dest, jlong        compare_value);
--- a/src/share/vm/runtime/atomic.inline.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/atomic.inline.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -87,4 +87,12 @@
   dec_ptr((volatile intptr_t*) dest);
 }
 
+#ifndef VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+// See comment in atomic.cpp how to override.
+inline jbyte Atomic::cmpxchg(jbyte exchange_value, volatile jbyte *dest, jbyte comparand)
+{
+  return cmpxchg_general(exchange_value, dest, comparand);
+}
+#endif // VM_HAS_SPECIALIZED_CMPXCHG_BYTE
+
 #endif // SHARE_VM_RUNTIME_ATOMIC_INLINE_HPP
--- a/src/share/vm/runtime/fieldDescriptor.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/fieldDescriptor.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -94,7 +94,7 @@
 }
 
 oop fieldDescriptor::string_initial_value(TRAPS) const {
-  return constants()->uncached_string_at(initial_value_index(), CHECK_0);
+  return constants()->uncached_string_at(initial_value_index(), THREAD);
 }
 
 void fieldDescriptor::reinitialize(InstanceKlass* ik, int index) {
--- a/src/share/vm/runtime/globals.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/globals.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -29,10 +29,10 @@
 #include "runtime/globals.hpp"
 #include "runtime/globals_extension.hpp"
 #include "runtime/os.hpp"
+#include "trace/tracing.hpp"
 #include "utilities/ostream.hpp"
 #include "utilities/macros.hpp"
 #include "utilities/top.hpp"
-#include "trace/tracing.hpp"
 #if INCLUDE_ALL_GCS
 #include "gc_implementation/g1/g1_globals.hpp"
 #endif // INCLUDE_ALL_GCS
--- a/src/share/vm/runtime/globals.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/globals.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -777,9 +777,6 @@
   develop(bool, TraceHandleAllocation, false,                               \
           "Print out warnings when suspiciously many handles are allocated")\
                                                                             \
-  product(bool, UseCompilerSafepoints, true,                                \
-          "Stop at safepoints in compiled code")                            \
-                                                                            \
   product(bool, FailOverToOldVerifier, true,                                \
           "Fail over to old verifier when split verifier fails")            \
                                                                             \
@@ -1335,9 +1332,6 @@
   develop(bool, TraceJNIHandleAllocation, false,                            \
           "Trace allocation/deallocation of JNI handle blocks")             \
                                                                             \
-  develop(bool, TraceThreadEvents, false,                                   \
-          "Trace all thread events")                                        \
-                                                                            \
   develop(bool, TraceBytecodes, false,                                      \
           "Trace bytecode execution")                                       \
                                                                             \
@@ -1523,15 +1517,9 @@
   develop(bool, UseAsyncConcMarkSweepGC, true,                              \
           "Use Asynchronous Concurrent Mark-Sweep GC in the old generation")\
                                                                             \
-  develop(bool, RotateCMSCollectionTypes, false,                            \
-          "Rotate the CMS collections among concurrent and STW")            \
-                                                                            \
   product(bool, UseCMSBestFit, true,                                        \
           "Use CMS best fit allocation strategy")                           \
                                                                             \
-  product(bool, UseCMSCollectionPassing, true,                              \
-          "Use passing of collection from background to foreground")        \
-                                                                            \
   product(bool, UseParNewGC, false,                                         \
           "Use parallel threads in the new generation")                     \
                                                                             \
@@ -1707,16 +1695,6 @@
           "When CMS class unloading is enabled, the maximum CMS cycle "     \
           "count for which classes may not be unloaded")                    \
                                                                             \
-  product(bool, CMSCompactWhenClearAllSoftRefs, true,                       \
-          "Compact when asked to collect CMS gen with "                     \
-          "clear_all_soft_refs()")                                          \
-                                                                            \
-  product(bool, UseCMSCompactAtFullCollection, true,                        \
-          "Use Mark-Sweep-Compact algorithm at full collections")           \
-                                                                            \
-  product(uintx, CMSFullGCsBeforeCompaction, 0,                             \
-          "Number of CMS full collection done before compaction if > 0")    \
-                                                                            \
   develop(intx, CMSDictionaryChoice, 0,                                     \
           "Use BinaryTreeDictionary as default in the CMS generation")      \
                                                                             \
--- a/src/share/vm/runtime/interfaceSupport.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/interfaceSupport.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -87,7 +87,7 @@
   // Short-circuit any possible re-entrant gc-a-lot attempt
   if (thread->skip_gcalot()) return;
 
-  if (is_init_completed()) {
+  if (Threads::is_vm_complete()) {
 
     if (++_fullgc_alot_invocation < FullGCALotStart) {
       return;
--- a/src/share/vm/runtime/perfData.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/perfData.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -773,7 +773,7 @@
     static PerfStringVariable* create_string_variable(CounterNS ns,
                                                       const char* name,
                                                       const char *s, TRAPS) {
-      return create_string_variable(ns, name, 0, s, CHECK_NULL);
+      return create_string_variable(ns, name, 0, s, THREAD);
     };
 
     static PerfLongVariable* create_long_variable(CounterNS ns,
@@ -784,7 +784,7 @@
     static PerfLongVariable* create_long_variable(CounterNS ns,
                                                   const char* name,
                                                   PerfData::Units u, TRAPS) {
-      return create_long_variable(ns, name, u, (jlong)0, CHECK_NULL);
+      return create_long_variable(ns, name, u, (jlong)0, THREAD);
     };
 
     static PerfLongVariable* create_long_variable(CounterNS, const char* name,
@@ -805,7 +805,7 @@
 
     static PerfLongCounter* create_long_counter(CounterNS ns, const char* name,
                                                 PerfData::Units u, TRAPS) {
-      return create_long_counter(ns, name, u, (jlong)0, CHECK_NULL);
+      return create_long_counter(ns, name, u, (jlong)0, THREAD);
     };
 
     static PerfLongCounter* create_long_counter(CounterNS ns, const char* name,
@@ -823,49 +823,49 @@
 
     static PerfConstant* create_constant(CounterNS ns, const char* name,
                                          PerfData::Units u, jlong val, TRAPS) {
-      return create_long_constant(ns, name, u, val, CHECK_NULL);
+      return create_long_constant(ns, name, u, val, THREAD);
     }
 
     static PerfVariable* create_variable(CounterNS ns, const char* name,
                                          PerfData::Units u, jlong ival, TRAPS) {
-      return create_long_variable(ns, name, u, ival, CHECK_NULL);
+      return create_long_variable(ns, name, u, ival, THREAD);
     }
 
     static PerfVariable* create_variable(CounterNS ns, const char* name,
                                          PerfData::Units u, TRAPS) {
-      return create_long_variable(ns, name, u, (jlong)0, CHECK_NULL);
+      return create_long_variable(ns, name, u, (jlong)0, THREAD);
     }
 
     static PerfVariable* create_variable(CounterNS ns, const char* name,
                                          PerfData::Units u, jlong* sp, TRAPS) {
-      return create_long_variable(ns, name, u, sp, CHECK_NULL);
+      return create_long_variable(ns, name, u, sp, THREAD);
     }
 
     static PerfVariable* create_variable(CounterNS ns, const char* name,
                                          PerfData::Units u,
                                          PerfSampleHelper* sh, TRAPS) {
-      return create_long_variable(ns, name, u, sh, CHECK_NULL);
+      return create_long_variable(ns, name, u, sh, THREAD);
     }
 
     static PerfCounter* create_counter(CounterNS ns, const char* name,
                                        PerfData::Units u, jlong ival, TRAPS) {
-      return create_long_counter(ns, name, u, ival, CHECK_NULL);
+      return create_long_counter(ns, name, u, ival, THREAD);
     }
 
     static PerfCounter* create_counter(CounterNS ns, const char* name,
                                        PerfData::Units u, TRAPS) {
-      return create_long_counter(ns, name, u, (jlong)0, CHECK_NULL);
+      return create_long_counter(ns, name, u, (jlong)0, THREAD);
     }
 
     static PerfCounter* create_counter(CounterNS ns, const char* name,
                                        PerfData::Units u, jlong* sp, TRAPS) {
-      return create_long_counter(ns, name, u, sp, CHECK_NULL);
+      return create_long_counter(ns, name, u, sp, THREAD);
     }
 
     static PerfCounter* create_counter(CounterNS ns, const char* name,
                                        PerfData::Units u,
                                        PerfSampleHelper* sh, TRAPS) {
-      return create_long_counter(ns, name, u, sh, CHECK_NULL);
+      return create_long_counter(ns, name, u, sh, THREAD);
     }
 
     static void destroy();
--- a/src/share/vm/runtime/reflection.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/reflection.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -635,7 +635,7 @@
 }
 
 objArrayHandle Reflection::get_exception_types(methodHandle method, TRAPS) {
-  return method->resolved_checked_exceptions(CHECK_(objArrayHandle()));
+  return method->resolved_checked_exceptions(THREAD);
 }
 
 
@@ -1003,7 +1003,7 @@
   } else {
     if (rtype == T_BOOLEAN || rtype == T_BYTE || rtype == T_CHAR || rtype == T_SHORT)
       narrow((jvalue*) result.get_value_addr(), rtype, CHECK_NULL);
-    return box((jvalue*) result.get_value_addr(), rtype, CHECK_NULL);
+    return box((jvalue*) result.get_value_addr(), rtype, THREAD);
   }
 }
 
--- a/src/share/vm/runtime/safepoint.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/safepoint.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -182,7 +182,7 @@
   // Make interpreter safepoint aware
   Interpreter::notice_safepoints();
 
-  if (UseCompilerSafepoints && DeferPollingPageLoopCount < 0) {
+  if (DeferPollingPageLoopCount < 0) {
     // Make polling safepoint aware
     guarantee (PageArmed == 0, "invariant") ;
     PageArmed = 1 ;
@@ -288,7 +288,7 @@
       // 9. On windows consider using the return value from SwitchThreadTo()
       //    to drive subsequent spin/SwitchThreadTo()/Sleep(N) decisions.
 
-      if (UseCompilerSafepoints && int(iterations) == DeferPollingPageLoopCount) {
+      if (int(iterations) == DeferPollingPageLoopCount) {
          guarantee (PageArmed == 0, "invariant") ;
          PageArmed = 1 ;
          os::make_polling_page_unreadable();
@@ -1074,7 +1074,7 @@
   guarantee(_safepoint_stats != NULL,
             "not enough memory for safepoint instrumentation data");
 
-  if (UseCompilerSafepoints && DeferPollingPageLoopCount >= 0) {
+  if (DeferPollingPageLoopCount >= 0) {
     need_to_track_page_armed_status = true;
   }
   init_done = true;
@@ -1241,9 +1241,7 @@
 
   // Print out polling page sampling status.
   if (!need_to_track_page_armed_status) {
-    if (UseCompilerSafepoints) {
-      tty->print_cr("Polling page always armed");
-    }
+    tty->print_cr("Polling page always armed");
   } else {
     tty->print_cr("Defer polling page loop count = %d\n",
                  DeferPollingPageLoopCount);
--- a/src/share/vm/runtime/sharedRuntime.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/sharedRuntime.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -986,7 +986,7 @@
   // last java frame on stack (which includes native call frames)
   vframeStream vfst(thread, true);  // Do not skip and javaCalls
 
-  return find_callee_info_helper(thread, vfst, bc, callinfo, CHECK_(Handle()));
+  return find_callee_info_helper(thread, vfst, bc, callinfo, THREAD);
 }
 
 
--- a/src/share/vm/runtime/stubRoutines.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/stubRoutines.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -62,6 +62,7 @@
 address StubRoutines::_atomic_store_ptr_entry                   = NULL;
 address StubRoutines::_atomic_cmpxchg_entry                     = NULL;
 address StubRoutines::_atomic_cmpxchg_ptr_entry                 = NULL;
+address StubRoutines::_atomic_cmpxchg_byte_entry                = NULL;
 address StubRoutines::_atomic_cmpxchg_long_entry                = NULL;
 address StubRoutines::_atomic_add_entry                         = NULL;
 address StubRoutines::_atomic_add_ptr_entry                     = NULL;
--- a/src/share/vm/runtime/stubRoutines.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/stubRoutines.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -126,6 +126,7 @@
   static address _atomic_store_ptr_entry;
   static address _atomic_cmpxchg_entry;
   static address _atomic_cmpxchg_ptr_entry;
+  static address _atomic_cmpxchg_byte_entry;
   static address _atomic_cmpxchg_long_entry;
   static address _atomic_add_entry;
   static address _atomic_add_ptr_entry;
@@ -282,6 +283,7 @@
   static address atomic_store_ptr_entry()                  { return _atomic_store_ptr_entry; }
   static address atomic_cmpxchg_entry()                    { return _atomic_cmpxchg_entry; }
   static address atomic_cmpxchg_ptr_entry()                { return _atomic_cmpxchg_ptr_entry; }
+  static address atomic_cmpxchg_byte_entry()               { return _atomic_cmpxchg_byte_entry; }
   static address atomic_cmpxchg_long_entry()               { return _atomic_cmpxchg_long_entry; }
   static address atomic_add_entry()                        { return _atomic_add_entry; }
   static address atomic_add_ptr_entry()                    { return _atomic_add_ptr_entry; }
--- a/src/share/vm/runtime/synchronizer.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/synchronizer.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -169,7 +169,7 @@
   void waitUninterruptibly(TRAPS) { ObjectSynchronizer::waitUninterruptibly(_obj, 0, CHECK); }
   // complete_exit gives up lock completely, returning recursion count
   // reenter reclaims lock with original recursion count
-  intptr_t complete_exit(TRAPS)  { return ObjectSynchronizer::complete_exit(_obj, CHECK_0); }
+  intptr_t complete_exit(TRAPS)  { return ObjectSynchronizer::complete_exit(_obj, THREAD); }
   void reenter(intptr_t recursion, TRAPS)  { ObjectSynchronizer::reenter(_obj, recursion, CHECK); }
 };
 
--- a/src/share/vm/runtime/thread.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/thread.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -374,42 +374,7 @@
 }
 #endif
 
-
-#ifndef PRODUCT
-// Tracing method for basic thread operations
-void Thread::trace(const char* msg, const Thread* const thread) {
-  if (!TraceThreadEvents) return;
-  ResourceMark rm;
-  ThreadCritical tc;
-  const char *name = "non-Java thread";
-  int prio = -1;
-  if (thread->is_Java_thread()
-      && !thread->is_Compiler_thread()) {
-    // The Threads_lock must be held to get information about
-    // this thread but may not be in some situations when
-    // tracing  thread events.
-    bool release_Threads_lock = false;
-    if (!Threads_lock->owned_by_self()) {
-      Threads_lock->lock();
-      release_Threads_lock = true;
-    }
-    JavaThread* jt = (JavaThread *)thread;
-    name = (char *)jt->get_thread_name();
-    oop thread_oop = jt->threadObj();
-    if (thread_oop != NULL) {
-      prio = java_lang_Thread::priority(thread_oop);
-    }
-    if (release_Threads_lock) {
-      Threads_lock->unlock();
-    }
-  }
-  tty->print_cr("Thread::%s " INTPTR_FORMAT " [%lx] %s (prio: %d)", msg, thread, thread->osthread()->thread_id(), name, prio);
-}
-#endif
-
-
 ThreadPriority Thread::get_priority(const Thread* const thread) {
-  trace("get priority", thread);
   ThreadPriority priority;
   // Can return an error!
   (void)os::get_priority(thread, priority);
@@ -418,7 +383,6 @@
 }
 
 void Thread::set_priority(Thread* thread, ThreadPriority priority) {
-  trace("set priority", thread);
   debug_only(check_for_dangling_thread_pointer(thread);)
   // Can return an error!
   (void)os::set_priority(thread, priority);
@@ -426,7 +390,6 @@
 
 
 void Thread::start(Thread* thread) {
-  trace("start", thread);
   // Start is different from resume in that its safety is guaranteed by context or
   // being called from a Java method synchronized on the Thread object.
   if (!DisableStartThread) {
@@ -769,13 +732,11 @@
 }
 
 void Thread::interrupt(Thread* thread) {
-  trace("interrupt", thread);
   debug_only(check_for_dangling_thread_pointer(thread);)
   os::interrupt(thread);
 }
 
 bool Thread::is_interrupted(Thread* thread, bool clear_interrupted) {
-  trace("is_interrupted", thread);
   debug_only(check_for_dangling_thread_pointer(thread);)
   // Note:  If clear_interrupted==false, this simply fetches and
   // returns the value of the field osthread()->interrupted().
@@ -1563,9 +1524,6 @@
                        _dirty_card_queue(&_dirty_card_queue_set)
 #endif // INCLUDE_ALL_GCS
 {
-  if (TraceThreadEvents) {
-    tty->print_cr("creating thread %p", this);
-  }
   initialize();
   _jni_attach_state = _not_attaching_via_jni;
   set_entry_point(entry_point);
@@ -1588,9 +1546,6 @@
 }
 
 JavaThread::~JavaThread() {
-  if (TraceThreadEvents) {
-    tty->print_cr("terminate thread %p", this);
-  }
 
   // JSR166 -- return the parker to the free list
   Parker::Release(_parker);
@@ -2872,14 +2827,12 @@
   const char* name_str;
   oop thread_obj = threadObj();
   if (thread_obj != NULL) {
-    typeArrayOop name = java_lang_Thread::name(thread_obj);
+    oop name = java_lang_Thread::name(thread_obj);
     if (name != NULL) {
       if (buf == NULL) {
-        name_str = UNICODE::as_utf8((jchar*) name->base(T_CHAR),
-                                    name->length());
+        name_str = java_lang_String::as_utf8_string(name);
       } else {
-        name_str = UNICODE::as_utf8((jchar*) name->base(T_CHAR),
-                                    name->length(), buf, buflen);
+        name_str = java_lang_String::as_utf8_string(name, buf, buflen);
       }
     } else if (is_attaching_via_jni()) { // workaround for 6412693 - see 6404306
       name_str = "<no-name - thread is attaching>";
--- a/src/share/vm/runtime/thread.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/thread.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -212,9 +212,6 @@
   bool is_inside_signal_handler() const { return _num_nested_signal > 0; }
 
  private:
-  // Debug tracing
-  static void trace(const char* msg, const Thread* const thread) PRODUCT_RETURN;
-
   // Active_handles points to a block of handles
   JNIHandleBlock* _active_handles;
 
--- a/src/share/vm/runtime/vmStructs.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/runtime/vmStructs.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -173,7 +173,7 @@
 #endif // INCLUDE_ALL_GCS
 
 #if INCLUDE_TRACE
- #include "runtime/vmStructs_trace.hpp"
+#include "runtime/vmStructs_trace.hpp"
 #endif
 
 #ifdef COMPILER2
@@ -473,7 +473,6 @@
                                                                                                                                      \
   unchecked_nonstatic_field(ageTable,          sizes,                                         sizeof(ageTable::sizes))               \
                                                                                                                                      \
-  nonstatic_field(BarrierSet,                  _max_covered_regions,                          int)                                   \
   nonstatic_field(BarrierSet,                  _kind,                                         BarrierSet::Name)                      \
   nonstatic_field(BlockOffsetTable,            _bottom,                                       HeapWord*)                             \
   nonstatic_field(BlockOffsetTable,            _end,                                          HeapWord*)                             \
--- a/src/share/vm/services/memTracker.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/services/memTracker.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -64,7 +64,7 @@
     const NativeCallStack& stack, MEMFLAGS flag = mtNone) { }
   static inline void record_virtual_memory_commit(void* addr, size_t size, const NativeCallStack& stack) { }
   static inline Tracker get_virtual_memory_uncommit_tracker() { return Tracker(); }
-  static inline Tracker get_virtual_memory_release_tracker() { }
+  static inline Tracker get_virtual_memory_release_tracker() { return Tracker(); }
   static inline void record_virtual_memory_type(void* addr, MEMFLAGS flag) { }
   static inline void record_thread_stack(void* addr, size_t size) { }
   static inline void release_thread_stack(void* addr, size_t size) { }
--- a/src/share/vm/trace/noTraceBackend.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/noTraceBackend.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -41,4 +41,4 @@
 
 typedef NoTraceBackend Tracing;
 
-#endif
+#endif // SHARE_VM_TRACE_NOTRACEBACKEND_HPP
--- a/src/share/vm/trace/traceBackend.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceBackend.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -25,9 +25,7 @@
 #define SHARE_VM_TRACE_TRACEBACKEND_HPP
 
 #include "utilities/macros.hpp"
-
 #if INCLUDE_TRACE
-
 #include "runtime/globals.hpp"
 #include "runtime/os.hpp"
 #include "trace/traceTime.hpp"
@@ -58,9 +56,7 @@
 
 typedef TraceBackend Tracing;
 
-#else /* INCLUDE_TRACE */
-
+#else // !INCLUDE_TRACE
 #include "trace/noTraceBackend.hpp"
-
-#endif /* INCLUDE_TRACE */
-#endif /* SHARE_VM_TRACE_TRACEBACKEND_HPP */
+#endif // INCLUDE_TRACE
+#endif // SHARE_VM_TRACE_TRACEBACKEND_HPP
--- a/src/share/vm/trace/traceEvent.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceEvent.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -33,7 +33,6 @@
 };
 
 #if INCLUDE_TRACE
-
 #include "trace/traceBackend.hpp"
 #include "trace/tracing.hpp"
 #include "tracefiles/traceEventIds.hpp"
@@ -154,6 +153,5 @@
   }
 };
 
-#endif /* INCLUDE_TRACE */
-
-#endif /* SHARE_VM_TRACE_TRACEEVENT_HPP */
+#endif // INCLUDE_TRACE
+#endif // SHARE_VM_TRACE_TRACEEVENT_HPP
--- a/src/share/vm/trace/traceEventClasses.xsl	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceEventClasses.xsl	Fri Nov 28 16:59:12 2014 +0000
@@ -41,17 +41,14 @@
 #include "trace/traceEvent.hpp"
 #include "utilities/macros.hpp"
 #include "utilities/ticks.hpp"
-
 #if INCLUDE_TRACE
-
-
 #include "trace/traceStream.hpp"
 #include "utilities/ostream.hpp"
 
   <xsl:apply-templates select="trace/events/struct" mode="trace"/>
   <xsl:apply-templates select="trace/events/event" mode="trace"/>
 
-#else
+#else // !INCLUDE_TRACE
 
 class TraceEvent {
 public:
@@ -66,9 +63,8 @@
   <xsl:apply-templates select="trace/events/struct" mode="empty"/>
   <xsl:apply-templates select="trace/events/event" mode="empty"/>
 
-#endif
-
-#endif
+#endif // INCLUDE_TRACE
+#endif // TRACEFILES_TRACEEVENTCLASSES_HPP
 </xsl:template>
 
 <xsl:template match="struct" mode="trace">
--- a/src/share/vm/trace/traceEventIds.xsl	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceEventIds.xsl	Fri Nov 28 16:59:12 2014 +0000
@@ -29,13 +29,11 @@
 <xsl:template match="/">
   <xsl:call-template name="file-header"/>
 
-#ifndef TRACEFILES_JFREVENTIDS_HPP
-#define TRACEFILES_JFREVENTIDS_HPP
+#ifndef TRACEFILES_TRACEEVENTIDS_HPP
+#define TRACEFILES_TRACEEVENTIDS_HPP
 
 #include "utilities/macros.hpp"
-
 #if INCLUDE_TRACE
-
 #include "trace/traceDataTypes.hpp"
 
 /**
@@ -67,8 +65,8 @@
 typedef enum TraceEventId  TraceEventId;
 typedef enum TraceStructId TraceStructId;
 
-#endif
-#endif
+#endif // INCLUDE_TRACE
+#endif // TRACEFILES_TRACEEVENTIDS_HPP
 </xsl:template>
 
 </xsl:stylesheet>
--- a/src/share/vm/trace/traceMacros.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceMacros.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -22,8 +22,8 @@
  *
  */
 
-#ifndef SHARE_VM_TRACE_TRACE_MACRO_HPP
-#define SHARE_VM_TRACE_TRACE_MACRO_HPP
+#ifndef SHARE_VM_TRACE_TRACEMACROS_HPP
+#define SHARE_VM_TRACE_TRACEMACROS_HPP
 
 #define EVENT_THREAD_EXIT(thread)
 #define EVENT_THREAD_DESTRUCT(thread)
@@ -41,4 +41,4 @@
 #define TRACE_TEMPLATES(template)
 #define TRACE_INTRINSICS(do_intrinsic, do_class, do_name, do_signature, do_alias)
 
-#endif
+#endif // SHARE_VM_TRACE_TRACEMACROS_HPP
--- a/src/share/vm/trace/traceStream.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceStream.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -26,9 +26,7 @@
 #define SHARE_VM_TRACE_TRACESTREAM_HPP
 
 #include "utilities/macros.hpp"
-
 #if INCLUDE_TRACE
-
 #include "oops/klass.hpp"
 #include "oops/method.hpp"
 #include "oops/symbol.hpp"
@@ -117,5 +115,5 @@
   }
 };
 
-#endif /* INCLUDE_TRACE */
-#endif /* SHARE_VM_TRACE_TRACESTREAM_HPP */
+#endif // INCLUDE_TRACE
+#endif // SHARE_VM_TRACE_TRACESTREAM_HPP
--- a/src/share/vm/trace/traceTypes.xsl	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/traceTypes.xsl	Fri Nov 28 16:59:12 2014 +0000
@@ -29,15 +29,14 @@
 <xsl:template match="/">
   <xsl:call-template name="file-header"/>
 
-#ifndef TRACEFILES_JFRTYPES_HPP
-#define TRACEFILES_JFRTYPES_HPP
+#ifndef TRACEFILES_TRACETYPES_HPP
+#define TRACEFILES_TRACETYPES_HPP
 
 #include "oops/symbol.hpp"
 #include "trace/traceDataTypes.hpp"
 #include "utilities/globalDefinitions.hpp"
 #include "utilities/ticks.hpp"
 
-
 enum JVMContentType {
   _not_a_content_type = (JVM_CONTENT_TYPES_START - 1),
   
@@ -58,7 +57,7 @@
 };
 
 /**
- * Create typedefs for the JRA types:
+ * Create typedefs for the TRACE types:
  *   typedef s8 TYPE_LONG;
  *   typedef s4 TYPE_INTEGER;
  *   typedef const char * TYPE_STRING;
@@ -68,7 +67,7 @@
 typedef <xsl:value-of select="@type"/>  TYPE_<xsl:value-of select="@symbol"/>;
 </xsl:for-each>
 
-#endif // JFRFILES_JFRTYPES_HPP
+#endif // TRACEFILES_TRACETYPES_HPP
 </xsl:template>
 
 </xsl:stylesheet>
--- a/src/share/vm/trace/tracing.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/trace/tracing.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -28,4 +28,4 @@
 #include "tracefiles/traceEventClasses.hpp"
 #include "tracefiles/traceEventIds.hpp"
 
-#endif
+#endif // SHARE_VM_TRACE_TRACING_HPP
--- a/src/share/vm/utilities/array.hpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/utilities/array.hpp	Fri Nov 28 16:59:12 2014 +0000
@@ -322,7 +322,7 @@
   void* operator new(size_t size, ClassLoaderData* loader_data, int length, bool read_only, TRAPS) throw() {
     size_t word_size = Array::size(length);
     return (void*) Metaspace::allocate(loader_data, word_size, read_only,
-                                       MetaspaceObj::array_type(sizeof(T)), CHECK_NULL);
+                                       MetaspaceObj::array_type(sizeof(T)), THREAD);
   }
 
   static size_t byte_sizeof(int length) { return sizeof(Array<T>) + MAX2(length - 1, 0) * sizeof(T); }
--- a/src/share/vm/utilities/ostream.cpp	Fri Nov 28 19:49:16 2014 +0300
+++ b/src/share/vm/utilities/ostream.cpp	Fri Nov 28 16:59:12 2014 +0000
@@ -30,6 +30,7 @@
 #include "runtime/os.hpp"
 #include "runtime/vm_version.hpp"
 #include "utilities/defaultStream.hpp"
+#include "utilities/macros.hpp"
 #include "utilities/ostream.hpp"
 #include "utilities/top.hpp"
 #include "utilities/xmlstream.hpp"
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/jsr292/RedefineMethodUsedByMultipleMethodHandles.java	Fri Nov 28 16:59:12 2014 +0000
@@ -0,0 +1,174 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 8042235
+ * @summary redefining method used by multiple MethodHandles crashes VM
+ * @compile -XDignore.symbol.file RedefineMethodUsedByMultipleMethodHandles.java
+ * @run main RedefineMethodUsedByMultipleMethodHandles
+ */
+
+import java.io.*;
+import java.lang.instrument.*;
+import java.lang.invoke.*;
+import java.lang.invoke.MethodHandles.Lookup;
+import java.lang.management.*;
+import java.lang.reflect.*;
+import java.nio.file.*;
+import java.security.*;
+import java.util.jar.*;
+
+import javax.tools.*;
+
+import jdk.internal.org.objectweb.asm.*;
+
+public class RedefineMethodUsedByMultipleMethodHandles {
+
+    static class Foo {
+        public static Object getName() {
+            return "foo";
+        }
+    }
+
+    public static void main(String[] args) throws Throwable {
+
+        Lookup lookup = MethodHandles.lookup();
+        Method fooMethod = Foo.class.getDeclaredMethod("getName");
+
+        // fooMH2 displaces fooMH1 from the MemberNamesTable
+        MethodHandle fooMH1 = lookup.unreflect(fooMethod);
+        MethodHandle fooMH2 = lookup.unreflect(fooMethod);
+
+        System.out.println("fooMH1.invoke = " + fooMH1.invokeExact());
+        System.out.println("fooMH2.invoke = " + fooMH2.invokeExact());
+
+        // Redefining Foo.getName() causes vmtarget to be updated
+        // in fooMH2 but not fooMH1
+        redefineFoo();
+
+        // Full GC causes fooMH1.vmtarget to be deallocated
+        System.gc();
+
+        // Calling fooMH1.vmtarget crashes the VM
+        System.out.println("fooMH1.invoke = " + fooMH1.invokeExact());
+    }
+
+    /**
+     * Adds the class file bytes for {@code c} to {@code jar}.
+     */
+    static void add(JarOutputStream jar, Class<?> c) throws IOException {
+        String classAsPath = c.getName().replace('.', '/') + ".class";
+        jar.putNextEntry(new JarEntry(classAsPath));
+        InputStream stream = c.getClassLoader().getResourceAsStream(classAsPath);
+
+        int b;
+        while ((b = stream.read()) != -1) {
+            jar.write(b);
+        }
+    }
+
+    static void redefineFoo() throws Exception {
+        Manifest manifest = new Manifest();
+        manifest.getMainAttributes().put(Attributes.Name.MANIFEST_VERSION, "1.0");
+        Attributes mainAttrs = manifest.getMainAttributes();
+        mainAttrs.putValue("Agent-Class", FooAgent.class.getName());
+        mainAttrs.putValue("Can-Redefine-Classes", "true");
+        mainAttrs.putValue("Can-Retransform-Classes", "true");
+
+        Path jar = Files.createTempFile("myagent", ".jar");
+        try {
+            JarOutputStream jarStream = new JarOutputStream(new FileOutputStream(jar.toFile()), manifest);
+            add(jarStream, FooAgent.class);
+            add(jarStream, FooTransformer.class);
+            jarStream.close();
+            runAgent(jar);
+        } finally {
+            Files.deleteIfExists(jar);
+        }
+    }
+
+    public static void runAgent(Path agent) throws Exception {
+        String vmName = ManagementFactory.getRuntimeMXBean().getName();
+        int p = vmName.indexOf('@');
+        assert p != -1 : "VM name not in <pid>@<host> format: " + vmName;
+        String pid = vmName.substring(0, p);
+        ClassLoader cl = ToolProvider.getSystemToolClassLoader();
+        Class<?> c = Class.forName("com.sun.tools.attach.VirtualMachine", true, cl);
+        Method attach = c.getDeclaredMethod("attach", String.class);
+        Method loadAgent = c.getDeclaredMethod("loadAgent", String.class);
+        Method detach = c.getDeclaredMethod("detach");
+        Object vm = attach.invoke(null, pid);
+        loadAgent.invoke(vm, agent.toString());
+        detach.invoke(vm);
+    }
+
+    public static class FooAgent {
+
+        public static void agentmain(@SuppressWarnings("unused") String args, Instrumentation inst) throws Exception {
+            assert inst.isRedefineClassesSupported();
+            assert inst.isRetransformClassesSupported();
+            inst.addTransformer(new FooTransformer(), true);
+            Class<?>[] classes = inst.getAllLoadedClasses();
+            for (int i = 0; i < classes.length; i++) {
+                Class<?> c = classes[i];
+                if (c == Foo.class) {
+                    inst.retransformClasses(new Class[]{c});
+                }
+            }
+        }
+    }
+
+    static class FooTransformer implements ClassFileTransformer {
+
+        @Override
+        public byte[] transform(ClassLoader cl, String className, Class<?> classBeingRedefined, ProtectionDomain protectionDomain, byte[] classfileBuffer) throws IllegalClassFormatException {
+            if (Foo.class.equals(classBeingRedefined)) {
+                System.out.println("redefining " + classBeingRedefined);
+                ClassReader cr = new ClassReader(classfileBuffer);
+                ClassWriter cw = new ClassWriter(cr, ClassWriter.COMPUTE_FRAMES);
+                ClassVisitor adapter = new ClassVisitor(Opcodes.ASM5, cw) {
+                    @Override
+                    public MethodVisitor visitMethod(int access, String base, String desc, String signature, String[] exceptions) {
+                        MethodVisitor mv = cv.visitMethod(access, base, desc, signature, exceptions);
+                        if (mv != null) {
+                            mv = new MethodVisitor(Opcodes.ASM5, mv) {
+                                @Override
+                                public void visitLdcInsn(Object cst) {
+                                    System.out.println("replacing \"" + cst + "\" with \"bar\"");
+                                    mv.visitLdcInsn("bar");
+                                }
+                            };
+                        }
+                        return mv;
+                    }
+                };
+
+                cr.accept(adapter, ClassReader.SKIP_FRAMES);
+                cw.visitEnd();
+                return cw.toByteArray();
+            }
+            return classfileBuffer;
+        }
+    }
+}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/loopopts/TestDeadBackbranchArrayAccess.java	Fri Nov 28 16:59:12 2014 +0000
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+/**
+ * @test
+ * @bug 8054478
+ * @summary dead backbranch in main loop results in erroneous array access
+ * @run main/othervm -XX:CompileOnly=TestDeadBackbranchArrayAccess -Xcomp TestDeadBackbranchArrayAccess
+ *
+ */
+
+public class TestDeadBackbranchArrayAccess {
+    static char[] pattern0 = {0};
+    static char[] pattern1 = {1};
+
+    static void test(char[] array) {
+        if (pattern1 == null) return;
+
+        int i = 0;
+        int pos = 0;
+        char c = array[pos];
+
+        while (i >= 0 && (c == pattern0[i] || c == pattern1[i])) {
+            i--;
+            pos--;
+            if (pos != -1) {
+                c = array[pos];
+            }
+        }
+    }
+
+    public static void main(String[] args) {
+        for (int i = 0; i < 1000000; i++) {
+            test(new char[1]);
+        }
+    }
+}
--- a/test/compiler/regalloc/C1ObjectSpillInLogicOp.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/compiler/regalloc/C1ObjectSpillInLogicOp.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 /*
  * @test
  * @bug 8027751
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @summary C1 crashes generating G1 post-barrier in Unsafe.getAndSetObject() intrinsic because of the new value spill
  * @run main/othervm -XX:+UseG1GC C1ObjectSpillInLogicOp
  *
--- a/test/gc/6581734/Test6581734.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/6581734/Test6581734.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2010, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2010, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 /*
  * @test Test6581734.java
  * @bug 6581734
+ * @requires vm.gc=="ConcMarkSweep" | vm.gc=="null"
  * @summary CMS Old Gen's collection usage is zero after GC which is incorrect
  * @run main/othervm -Xmx512m -verbose:gc -XX:+UseConcMarkSweepGC Test6581734
  *
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/gc/TestSoftReferencesBehaviorOnOOME.java	Fri Nov 28 16:59:12 2014 +0000
@@ -0,0 +1,146 @@
+/*
+ * Copyright (c) 2014 Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test TestSoftReferencesBehaviorOnOOME
+ * @key gc
+ * @summary Tests that all SoftReferences has been cleared at time of OOM.
+ * @library /testlibrary
+ * @build TestSoftReference
+ * @run main/othervm -Xmx128m TestSoftReferencesBehaviorOnOOME 512 2k
+ * @run main/othervm -Xmx128m TestSoftReferencesBehaviorOnOOME 128k 256k
+ * @run main/othervm -Xmx128m TestSoftReferencesBehaviorOnOOME 2k 32k 10
+ */
+import com.oracle.java.testlibrary.Utils;
+import java.lang.ref.SoftReference;
+import java.util.LinkedList;
+import java.util.Random;
+
+public class TestSoftReferencesBehaviorOnOOME {
+
+    private static final Random rndGenerator = Utils.getRandomInstance();
+
+    public static void main(String[] args) {
+        int semiRefAllocFrequency = DEFAULT_FREQUENCY;
+        long minSize = DEFAULT_MIN_SIZE,
+                maxSize = DEFAULT_MAX_SIZE;
+
+        if ( args.length >= 3 ) {
+            semiRefAllocFrequency = Integer.parseInt(args[2]);
+        }
+
+        if ( args.length >= 2) {
+            maxSize = getBytesCount(args[1]);
+        }
+
+        if ( args.length >= 1) {
+            minSize = getBytesCount(args[0]);
+        }
+
+        new TestSoftReferencesBehaviorOnOOME().softReferencesOom(minSize, maxSize, semiRefAllocFrequency);
+    }
+
+    /**
+     * Test that all SoftReferences has been cleared at time of OOM.
+     */
+    void softReferencesOom(long minSize, long maxSize, int semiRefAllocFrequency) {
+        System.out.format( "minSize = %d, maxSize = %d, freq = %d%n", minSize, maxSize, semiRefAllocFrequency );
+        long counter = 0;
+
+        long multiplier = maxSize - minSize;
+        LinkedList<SoftReference> arrSoftRefs = new LinkedList();
+        LinkedList arrObjects = new LinkedList();
+        long numberOfNotNulledObjects = 0;
+        long oomSoftArraySize = 0;
+
+        try {
+            while (true) {
+                // Keep every Xth object to make sure we hit OOM pretty fast
+                if (counter % semiRefAllocFrequency != 0) {
+                    long allocationSize = ((int) (rndGenerator.nextDouble() * multiplier))
+                            + minSize;
+                    arrObjects.add(new byte[(int)allocationSize]);
+                } else {
+                    arrSoftRefs.add(new SoftReference(new Object()));
+                }
+
+                counter++;
+                if (counter == Long.MAX_VALUE) {
+                    counter = 0;
+                }
+            }
+        } catch (OutOfMemoryError oome) {
+            // Clear allocated ballast, so we don't get another OOM.
+
+            arrObjects = null;
+
+            // Get the number of soft refs first, so we don't trigger
+            // another OOM.
+            oomSoftArraySize = arrSoftRefs.size();
+
+            for (SoftReference sr : arrSoftRefs) {
+                Object o = sr.get();
+
+                if (o != null) {
+                    numberOfNotNulledObjects++;
+                }
+            }
+
+            // Make sure we clear all refs before we return failure
+            arrSoftRefs = null;
+
+            if (numberOfNotNulledObjects > 0) {
+                throw new RuntimeException(numberOfNotNulledObjects + " out of "
+                        + oomSoftArraySize + " SoftReferences was not "
+                        + "null at time of OutOfMemoryError");
+            }
+        } finally {
+            arrSoftRefs = null;
+            arrObjects = null;
+        }
+    }
+
+    private static final long getBytesCount(String arg) {
+        String postfixes = "kMGT";
+        long mod = 1;
+
+        if (arg.trim().length() >= 2) {
+            mod = postfixes.indexOf(
+                    arg.trim().charAt(arg.length() - 1)
+            );
+
+            if (mod != -1) {
+                mod = (long) Math.pow(1024, mod+1);
+                arg = arg.substring(0, arg.length() - 1);
+            } else {
+                mod = 1; // 10^0
+            }
+        }
+
+        return Long.parseLong(arg) * mod;
+    }
+
+    private static final long DEFAULT_MIN_SIZE = 512;
+    private static final long DEFAULT_MAX_SIZE = 1024;
+    private static final int DEFAULT_FREQUENCY = 4;
+}
--- a/test/gc/TestSystemGC.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/TestSystemGC.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+* Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 /*
  * @test TestSystemGC
  * @key gc
+ * @requires vm.gc=="null"
  * @summary Runs System.gc() with different flags.
  * @run main/othervm TestSystemGC
  * @run main/othervm -XX:+UseSerialGC TestSystemGC
--- a/test/gc/arguments/TestAlignmentToUseLargePages.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/arguments/TestAlignmentToUseLargePages.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,6 +28,7 @@
  * @bug 8024396
  * @key gc
  * @key regression
+ * @requires vm.gc=="null"
  * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages
  * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:-UseParallelOldGC -XX:-UseLargePages TestAlignmentToUseLargePages
  * @run main/othervm -Xms7M -Xmx9M -XX:+UseParallelGC -XX:+UseParallelOldGC -XX:+UseLargePages TestAlignmentToUseLargePages
--- a/test/gc/arguments/TestG1HeapRegionSize.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/arguments/TestG1HeapRegionSize.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+* Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
@@ -25,11 +25,12 @@
  * @test TestG1HeapRegionSize
  * @key gc
  * @bug 8021879
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @summary Verify that the flag G1HeapRegionSize is updated properly
  * @run main/othervm -Xmx64m TestG1HeapRegionSize 1048576
- * @run main/othervm -XX:G1HeapRegionSize=2m -Xmx64m TestG1HeapRegionSize 2097152
- * @run main/othervm -XX:G1HeapRegionSize=3m -Xmx64m TestG1HeapRegionSize 2097152
- * @run main/othervm -XX:G1HeapRegionSize=64m -Xmx256m TestG1HeapRegionSize 33554432
+ * @run main/othervm -XX:G1HeapRegionSize=2m -Xmx64m -XX:+UseG1GC TestG1HeapRegionSize 2097152
+ * @run main/othervm -XX:G1HeapRegionSize=3m -Xmx64m -XX:+UseG1GC TestG1HeapRegionSize 2097152
+ * @run main/othervm -XX:G1HeapRegionSize=64m -Xmx256m -XX:+UseG1GC TestG1HeapRegionSize 33554432
  */
 
 import sun.management.ManagementFactoryHelper;
@@ -41,14 +42,8 @@
   public static void main(String[] args) {
     HotSpotDiagnosticMXBean diagnostic = ManagementFactoryHelper.getDiagnosticMXBean();
 
-    VMOption option = diagnostic.getVMOption("UseG1GC");
-    if (option.getValue().equals("false")) {
-      System.out.println("Skipping this test. It is only a G1 test.");
-      return;
-    }
-
     String expectedValue = getExpectedValue(args);
-    option = diagnostic.getVMOption("G1HeapRegionSize");
+    VMOption option = diagnostic.getVMOption("G1HeapRegionSize");
     if (!expectedValue.equals(option.getValue())) {
       throw new RuntimeException("Wrong value for G1HeapRegionSize. Expected " + expectedValue + " but got " + option.getValue());
     }
--- a/test/gc/concurrentMarkSweep/CheckAllocateAndSystemGC.java	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,66 +0,0 @@
-/*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/**
- * @test CheckAllocateAndSystemGC
- * @summary CMS: assert(used() == used_after_gc && used_after_gc <= capacity()) failed: used: 0 used_after_gc: 292080 capacity: 1431699456
- * @bug 8013032
- * @key gc
- * @key regression
- * @library /testlibrary
- * @run main/othervm CheckAllocateAndSystemGC
- * @author jon.masamitsu@oracle.com
- */
-
-import com.oracle.java.testlibrary.*;
-
-public class CheckAllocateAndSystemGC {
-  public static void main(String args[]) throws Exception {
-
-    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
-      "-showversion",
-      "-XX:+UseConcMarkSweepGC",
-      "-Xmn4m",
-      "-XX:MaxTenuringThreshold=1",
-      "-XX:-UseCMSCompactAtFullCollection",
-      "CheckAllocateAndSystemGC$AllocateAndSystemGC"
-      );
-
-    OutputAnalyzer output = new OutputAnalyzer(pb.start());
-
-    output.shouldNotContain("error");
-
-    output.shouldHaveExitValue(0);
-  }
-  static class AllocateAndSystemGC {
-    public static void main(String [] args) {
-      Integer x[] = new Integer [1000];
-      // Allocate enough objects to cause a minor collection.
-      // These allocations suffice for a 4m young geneneration.
-      for (int i = 0; i < 100; i++) {
-        Integer y[] = new Integer[10000];
-      }
-      System.gc();
-    }
-  }
-}
--- a/test/gc/concurrentMarkSweep/DisableResizePLAB.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/concurrentMarkSweep/DisableResizePLAB.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @key gc
  * @bug 8060467
  * @author filipp.zhinkin@oracle.com, john.coomes@oracle.com
+ * @requires vm.gc=="ConcMarkSweep" | vm.gc=="null"
  * @summary Run CMS with PLAB resizing disabled and a small OldPLABSize
  * @run main/othervm -XX:+UseConcMarkSweepGC -XX:-ResizePLAB -XX:OldPLABSize=1k -Xmx256m -XX:+PrintGCDetails DisableResizePLAB
  */
--- a/test/gc/concurrentMarkSweep/SystemGCOnForegroundCollector.java	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,67 +0,0 @@
-/*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation.
- *
- * This code is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-/**
- * @test SystemGCOnForegroundCollector
- * @summary CMS: Call reset_after_compaction() only if a compaction has been done
- * @bug 8013184
- * @key gc
- * @key regression
- * @library /testlibrary
- * @run main/othervm SystemGCOnForegroundCollector
- * @author jon.masamitsu@oracle.com
- */
-
-import com.oracle.java.testlibrary.*;
-
-public class SystemGCOnForegroundCollector {
-  public static void main(String args[]) throws Exception {
-
-    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
-      "-showversion",
-      "-XX:+UseConcMarkSweepGC",
-      "-XX:MaxTenuringThreshold=1",
-      "-XX:-UseCMSCompactAtFullCollection",
-      ThreePlusMSSystemGC.class.getName()
-      );
-
-    OutputAnalyzer output = new OutputAnalyzer(pb.start());
-
-    output.shouldNotContain("error");
-
-    output.shouldHaveExitValue(0);
-  }
-
-  static class ThreePlusMSSystemGC {
-    public static void main(String [] args) {
-      // From running this test 3 System.gc() were always
-      // enough to see the failure but the cause of the failure
-      // depends on how objects are allocated in the CMS generation
-      // which is non-deterministic.  Use 30 iterations for a more
-      // reliable test.
-      for (int i = 0; i < 30; i++) {
-        System.gc();
-      }
-    }
-  }
-}
--- a/test/gc/defnew/HeapChangeLogging.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/defnew/HeapChangeLogging.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -28,8 +28,6 @@
  * @build HeapChangeLogging
  * @summary Allocate to get a promotion failure and verify that that heap change logging is present.
  * @run main HeapChangeLogging
- *
- * Test the output of G1SummarizeRSetStats in conjunction with G1SummarizeRSetStatsPeriod.
  */
 
 import java.util.regex.Matcher;
@@ -78,4 +76,4 @@
     payload = new byte[payloadSize];
     this.previous = previous;
   }
-}
\ No newline at end of file
+}
--- a/test/gc/g1/TestHumongousShrinkHeap.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestHumongousShrinkHeap.java	Fri Nov 28 16:59:12 2014 +0000
@@ -24,9 +24,13 @@
 /**
  * @test TestHumongousShrinkHeap
  * @bug 8036025 8056043
- * @summary Verify that heap shrinks after GC in the presence of fragmentation due to humongous objects
+ * @requires vm.gc=="G1" | vm.gc=="null"
+ * @summary Verify that heap shrinks after GC in the presence of fragmentation
+ * due to humongous objects
  * @library /testlibrary
- * @run main/othervm -XX:MinHeapFreeRatio=10 -XX:MaxHeapFreeRatio=12 -XX:+UseG1GC -XX:G1HeapRegionSize=1M -verbose:gc TestHumongousShrinkHeap
+ * @run main/othervm -XX:-ExplicitGCInvokesConcurrent -XX:MinHeapFreeRatio=10
+ * -XX:MaxHeapFreeRatio=12 -XX:+UseG1GC -XX:G1HeapRegionSize=1M -verbose:gc
+ * TestHumongousShrinkHeap
  */
 
 import java.lang.management.ManagementFactory;
--- a/test/gc/g1/TestRegionAlignment.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestRegionAlignment.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 /*
  * @test TestRegionAlignment.java
  * @bug 8013791
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @summary Make sure that G1 ergonomics pick a heap size that is aligned with the region size
  * @run main/othervm -XX:+UseG1GC -XX:G1HeapRegionSize=32m -XX:MaxRAM=555m TestRegionAlignment
  *
--- a/test/gc/g1/TestShrinkAuxiliaryData.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData.java	Fri Nov 28 16:59:12 2014 +0000
@@ -45,6 +45,7 @@
         "-XX:MaxHeapFreeRatio=11",
         "-XX:+UseG1GC",
         "-XX:G1HeapRegionSize=1m",
+        "-XX:-ExplicitGCInvokesConcurrent",
         "-XX:+PrintGCDetails"
     };
 
@@ -69,9 +70,7 @@
         printTestInfo(maxCacheSize);
 
         vmOpts.add("-XX:G1ConcRSLogCacheSize=" + RSetCacheSize);
-
-        vmOpts.addAll(Arrays.asList(Utils.getFilteredTestJavaOpts(
-                ShrinkAuxiliaryDataTest.prohibitedVmOptions)));
+        vmOpts.addAll(Arrays.asList(Utils.getTestJavaOpts()));
 
         // for 32 bits ObjectAlignmentInBytes is not a option
         if (Platform.is32bit()) {
@@ -272,14 +271,5 @@
         private static final int NUM_OBJECTS_PER_REGION = 10;
         private static final int NUM_LINKS = 20; // how many links create for each object
 
-        private static final String[] prohibitedVmOptions = {
-            // remove this when @requires option will be on duty
-            "-XX:\\+UseParallelGC",
-            "-XX:\\+UseSerialGC",
-            "-XX:\\+UseConcMarkSweepGC",
-            "-XX:\\+UseParallelOldGC",
-            "-XX:\\+UseParNewGC",
-            "-Xconcgc"
-        };
     }
 }
--- a/test/gc/g1/TestShrinkAuxiliaryData05.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData05.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @bug 8038423
  * @summary Checks that decommitment occurs for JVM with different
  * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @library /testlibrary /testlibrary/whitebox
  * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData05
  * @run driver/timeout=720 TestShrinkAuxiliaryData05
--- a/test/gc/g1/TestShrinkAuxiliaryData10.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData10.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @bug 8038423
  * @summary Checks that decommitment occurs for JVM with different
  * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @library /testlibrary /testlibrary/whitebox
  * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData10
  * @run driver/timeout=720 TestShrinkAuxiliaryData10
--- a/test/gc/g1/TestShrinkAuxiliaryData15.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData15.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @bug 8038423
  * @summary Checks that decommitment occurs for JVM with different
  * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @library /testlibrary /testlibrary/whitebox
  * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData15
  * @run driver/timeout=720 TestShrinkAuxiliaryData15
--- a/test/gc/g1/TestShrinkAuxiliaryData20.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData20.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @bug 8038423
  * @summary Checks that decommitment occurs for JVM with different
  * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @library /testlibrary /testlibrary/whitebox
  * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData20
  * @run driver/timeout=720 TestShrinkAuxiliaryData20
--- a/test/gc/g1/TestShrinkAuxiliaryData25.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData25.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @bug 8038423
  * @summary Checks that decommitment occurs for JVM with different
  * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @library /testlibrary /testlibrary/whitebox
  * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData25
  * @run driver/timeout=720 TestShrinkAuxiliaryData25
--- a/test/gc/g1/TestShrinkAuxiliaryData30.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkAuxiliaryData30.java	Fri Nov 28 16:59:12 2014 +0000
@@ -26,6 +26,7 @@
  * @bug 8038423
  * @summary Checks that decommitment occurs for JVM with different
  * G1ConcRSLogCacheSize and ObjectAlignmentInBytes options values
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @library /testlibrary /testlibrary/whitebox
  * @build TestShrinkAuxiliaryData TestShrinkAuxiliaryData30
  * @run driver/timeout=720 TestShrinkAuxiliaryData30
--- a/test/gc/g1/TestShrinkDefragmentedHeap.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkDefragmentedHeap.java	Fri Nov 28 16:59:12 2014 +0000
@@ -59,6 +59,7 @@
                 "-XX:MaxHeapFreeRatio=11",
                 "-XX:+UseG1GC",
                 "-XX:G1HeapRegionSize=" + REGION_SIZE,
+                "-XX:-ExplicitGCInvokesConcurrent",
                 "-verbose:gc",
                 GCTest.class.getName()
         );
--- a/test/gc/g1/TestShrinkToOneRegion.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/g1/TestShrinkToOneRegion.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 /*
  * @test TestShrinkToOneRegion.java
  * @bug 8013872
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @summary Shrinking the heap down to one region used to hit an assert
  * @run main/othervm -XX:+UseG1GC -XX:G1HeapRegionSize=32m -Xmx256m TestShrinkToOneRegion
  *
--- a/test/gc/metaspace/G1AddMetaspaceDependency.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/metaspace/G1AddMetaspaceDependency.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -24,6 +24,7 @@
 /*
  * @test G1AddMetaspaceDependency
  * @bug 8010196
+ * @requires vm.gc=="G1" | vm.gc=="null"
  * @summary Checks that we don't get locking problems when adding metaspace dependencies with the G1 update buffer monitor
  * @run main/othervm -XX:+UseG1GC -XX:G1UpdateBufferSize=1 G1AddMetaspaceDependency
  */
--- a/test/gc/metaspace/TestMetaspacePerfCounters.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/metaspace/TestMetaspacePerfCounters.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -29,6 +29,7 @@
 
 /* @test TestMetaspacePerfCounters
  * @bug 8014659
+ * @requires vm.gc=="null"
  * @library /testlibrary
  * @summary Tests that performance counters for metaspace and compressed class
  *          space exists and works.
--- a/test/gc/metaspace/TestPerfCountersAndMemoryPools.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/metaspace/TestPerfCountersAndMemoryPools.java	Fri Nov 28 16:59:12 2014 +0000
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2013, 2014, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -30,6 +30,7 @@
 /* @test TestPerfCountersAndMemoryPools
  * @bug 8023476
  * @library /testlibrary
+ * @requires vm.gc=="Serial" | vm.gc=="null"
  * @summary Tests that a MemoryPoolMXBeans and PerfCounters for metaspace
  *          report the same data.
  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedKlassPointers -XX:+UseSerialGC -XX:+UsePerfData -Xint TestPerfCountersAndMemoryPools
--- a/test/gc/parallelScavenge/TestDynShrinkHeap.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/gc/parallelScavenge/TestDynShrinkHeap.java	Fri Nov 28 16:59:12 2014 +0000
@@ -25,6 +25,7 @@
  * @ignore 8019361
  * @test TestDynShrinkHeap
  * @bug 8016479
+ * @requires vm.gc=="Parallel" | vm.gc=="null"
  * @summary Verify that the heap shrinks after full GC according to the current values of the Min/MaxHeapFreeRatio flags
  * @library /testlibrary
  * @run main/othervm -XX:+UseAdaptiveSizePolicyWithSystemGC -XX:+UseParallelGC -XX:MinHeapFreeRatio=0 -XX:MaxHeapFreeRatio=100 -Xmx1g -verbose:gc TestDynShrinkHeap
--- a/test/gc/startup_warnings/TestCMSForegroundFlags.java	Fri Nov 28 19:49:16 2014 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,52 +0,0 @@
-/*
-* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
-* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
-*
-* This code is free software; you can redistribute it and/or modify it
-* under the terms of the GNU General Public License version 2 only, as
-* published by the Free Software Foundation.
-*
-* This code is distributed in the hope that it will be useful, but WITHOUT
-* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-* FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-* version 2 for more details (a copy is included in the LICENSE file that
-* accompanied this code).
-*
-* You should have received a copy of the GNU General Public License version
-* 2 along with this work; if not, write to the Free Software Foundation,
-* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
-*
-* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
-* or visit www.oracle.com if you need additional information or have any
-* questions.
-*/
-
-/*
-* @test TestCMSForegroundFlags
-* @key gc
-* @bug 8027132
-* @summary Test that the deprecated CMS foreground collector flags print warning messages
-* @library /testlibrary
-* @run main TestCMSForegroundFlags -XX:-UseCMSCompactAtFullCollection UseCMSCompactAtFullCollection
-* @run main TestCMSForegroundFlags -XX:CMSFullGCsBeforeCompaction=4 CMSFullGCsBeforeCompaction
-* @run main TestCMSForegroundFlags -XX:-UseCMSCollectionPassing UseCMSCollectionPassing
-*/
-
-import com.oracle.java.testlibrary.OutputAnalyzer;
-import com.oracle.java.testlibrary.ProcessTools;
-
-public class TestCMSForegroundFlags {
-  public static void main(String[] args) throws Exception {
-    if (args.length != 2) {
-      throw new Exception("Expected two arguments,flagValue and flagName");
-    }
-    String flagValue = args[0];
-    String flagName = args[1];
-
-    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(flagValue, "-version");
-    OutputAnalyzer output = new OutputAnalyzer(pb.start());
-    output.shouldContain("warning: " + flagName + " is deprecated and will likely be removed in a future release.");
-    output.shouldNotContain("error");
-    output.shouldHaveExitValue(0);
-  }
-}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/runtime/CommandLine/ObsoleteFlagErrorMessage.java	Fri Nov 28 16:59:12 2014 +0000
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8060449
+ * @summary Newly obsolete command line options should still give useful error messages when used improperly.
+ * @library /testlibrary
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class ObsoleteFlagErrorMessage {
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:UseBoundThreadsPlusJunk", "-version");
+
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Unrecognized VM option 'UseBoundThreadsPlusJunk'"); // Must identify bad option.
+    output.shouldContain("UseBoundThreads"); // Should apply fuzzy matching to find correct option.
+    output.shouldContain("support").shouldContain("removed"); // Should warn user that the option they are trying to use is no longer supported.
+    output.shouldHaveExitValue(1);
+  }
+}
--- a/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java	Fri Nov 28 19:49:16 2014 +0300
+++ b/test/testlibrary/whitebox/sun/hotspot/WhiteBox.java	Fri Nov 28 16:59:12 2014 +0000
@@ -84,6 +84,10 @@
   }
   private native boolean isClassAlive0(String name);
 
+  // JVMTI
+  public native void addToBootstrapClassLoaderSearch(String segment);
+  public native void addToSystemClassLoaderSearch(String segment);
+
   // G1
   public native boolean g1InConcurrentMark();
   public native boolean g1IsHumongous(Object o);