--- a/common/autoconf/flags.m4	Fri Dec 18 09:37:15 2015 -0800
+++ b/common/autoconf/flags.m4	Fri Jan 01 17:08:22 2016 +0000
@@ -481,7 +481,7 @@
       C_O_FLAG_HI="-O3 -qstrict"
       C_O_FLAG_NORM="-O2"
       C_O_FLAG_DEBUG="-qnoopt"
-      C_O_FLAG_NONE="-qnoop"
+      C_O_FLAG_NONE="-qnoopt"
     elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
       C_O_FLAG_HIGHEST="-O2"
       C_O_FLAG_HI="-O1"

--- a/common/autoconf/generated-configure.sh	Fri Dec 18 09:37:15 2015 -0800
+++ b/common/autoconf/generated-configure.sh	Fri Jan 01 17:08:22 2016 +0000
@@ -4801,7 +4801,7 @@
 #CUSTOM_AUTOCONF_INCLUDE
 
 # Do not change or remove the following line, it is needed for consistency checks:
-DATE_WHEN_GENERATED=1450343758
+DATE_WHEN_GENERATED=1450400041
 
 ###############################################################################
 #
@@ -46949,7 +46949,7 @@
       C_O_FLAG_HI="-O3 -qstrict"
       C_O_FLAG_NORM="-O2"
       C_O_FLAG_DEBUG="-qnoopt"
-      C_O_FLAG_NONE="-qnoop"
+      C_O_FLAG_NONE="-qnoopt"
     elif test "x$TOOLCHAIN_TYPE" = xmicrosoft; then
       C_O_FLAG_HIGHEST="-O2"
       C_O_FLAG_HI="-O1"

--- a/make/CompileJavaModules.gmk	Fri Dec 18 09:37:15 2015 -0800
+++ b/make/CompileJavaModules.gmk	Fri Jan 01 17:08:22 2016 +0000
@@ -367,10 +367,6 @@
 
 ################################################################################
 
-jdk.hotspot.agent_SRC += \
-    $(SUPPORT_OUTPUTDIR)/gensrc/jdk.hotspot.agent \
-    $(HOTSPOT_TOPDIR)/agent/src/share/classes \
-    #
 jdk.hotspot.agent_ADD_JAVAC_FLAGS := $(DISABLE_WARNINGS),-overrides
 jdk.hotspot.agent_COPY := .png sa.js .properties
 
@@ -381,9 +377,9 @@
   # These can't be handled by COPY to SetupJavaCompilation since they chop off
   # one directory level.
   $(eval $(call SetupCopyFiles, COPY_SA_IMAGES, \
-      SRC := $(HOTSPOT_TOPDIR)/agent/src/share/classes/images, \
+      SRC := $(HOTSPOT_TOPDIR)/src/jdk.hotspot.agent/share/classes/images, \
       DEST := $(JDK_OUTPUTDIR)/modules/$(MODULE), \
-      FILES := $(wildcard $(HOTSPOT_TOPDIR)/agent/src/share/classes/images/*/*/*.gif), \
+      FILES := $(wildcard $(HOTSPOT_TOPDIR)/src/jdk.hotspot.agent/share/classes/images/*/*/*.gif), \
   ))
   jdk.hotspot.agent: $(COPY_SA_IMAGES)
 endif

--- a/make/common/Modules.gmk	Fri Dec 18 09:37:15 2015 -0800
+++ b/make/common/Modules.gmk	Fri Jan 01 17:08:22 2016 +0000
@@ -49,25 +49,21 @@
     #
 
 # Find all modules with java sources by looking in the source dirs
-# jdk.hotspot.agent currently doesn't comply with source dir policy.
 define FindJavaModules
   $(filter-out $(MODULES_FILTER), $(sort $(notdir \
       $(patsubst %/,%, $(dir $(patsubst %/,%, $(dir $(patsubst %/,%, $(dir \
       $(wildcard $(patsubst %,%/*/share/classes/*, $(ALL_TOP_SRC_DIRS)) \
           $(patsubst %,%/*/$(OPENJDK_TARGET_OS)/classes/*, $(ALL_TOP_SRC_DIRS)) \
-          $(patsubst %,%/*/$(OPENJDK_TARGET_OS_TYPE)/classes/*, $(ALL_TOP_SRC_DIRS))))))))))) \
-      jdk.hotspot.agent)
+          $(patsubst %,%/*/$(OPENJDK_TARGET_OS_TYPE)/classes/*, $(ALL_TOP_SRC_DIRS))))))))))))
 endef
 
 # Find all modules with source for the target platform.
-# jdk.hotspot.agent currently doesn't comply with source dir policy.
 define FindAllModules
   $(sort $(filter-out $(MODULES_FILTER) closed demo sample, \
       $(notdir $(patsubst %/,%, $(dir \
       $(wildcard $(patsubst %, %/*/share, $(ALL_TOP_SRC_DIRS)) \
       $(patsubst %, %/*/$(OPENJDK_TARGET_OS), $(ALL_TOP_SRC_DIRS)) \
-      $(patsubst %, %/*/$(OPENJDK_TARGET_OS_TYPE), $(ALL_TOP_SRC_DIRS)))))) \
-      jdk.hotspot.agent))
+      $(patsubst %, %/*/$(OPENJDK_TARGET_OS_TYPE), $(ALL_TOP_SRC_DIRS))))))))
 endef
 
 ################################################################################

--- a/make/jprt.properties	Fri Dec 18 09:37:15 2015 -0800
+++ b/make/jprt.properties	Fri Jan 01 17:08:22 2016 +0000
@@ -34,13 +34,8 @@
 # The current release name
 jprt.tools.default.release=jdk9
 
-# Check if this is the equivalent of a hotspot push job
-# Interpret -testset hotspot to mean exactly that
-my.is.hotspot.job.hotspot=true
-my.is.hotspot.job=${my.is.hotspot.job.${jprt.test.set}}
-
-# Disable syncing the source after builds and tests are done
-jprt.sync.push=${my.is.hotspot.job ? false : true}
+# Allow concurrent changes to be merged in prior to pushing 
+jprt.sync.push=true
 
 # Directories to be excluded from the source bundles
 jprt.bundle.exclude.src.dirs=build dist webrev

--- a/test/lib/sun/hotspot/WhiteBox.java	Fri Dec 18 09:37:15 2015 -0800
+++ b/test/lib/sun/hotspot/WhiteBox.java	Fri Jan 01 17:08:22 2016 +0000
@@ -140,6 +140,23 @@
     return g1IsHumongous0(o);
   }
 
+  private native boolean g1BelongsToHumongousRegion0(long adr);
+  public         boolean g1BelongsToHumongousRegion(long adr) {
+    if (adr == 0) {
+      throw new IllegalArgumentException("adr argument should not be null");
+    }
+    return g1BelongsToHumongousRegion0(adr);
+  }
+
+
+  private native boolean g1BelongsToFreeRegion0(long adr);
+  public         boolean g1BelongsToFreeRegion(long adr) {
+    if (adr == 0) {
+      throw new IllegalArgumentException("adr argument should not be null");
+    }
+    return g1BelongsToFreeRegion0(adr);
+  }
+
   public native long    g1NumMaxRegions();
   public native long    g1NumFreeRegions();
   public native int     g1RegionSize();