--- jdk8/jdk/makefiles/Profiles.gmk	2013-03-28 16:57:56.137703554 -0400
+++ jdk8/jdk/makefiles/Profiles.gmk	2013-03-28 16:57:55.674699054 -0400
@@ -94,8 +94,11 @@
         $(IMAGES_OUTPUTDIR)/lib/tools.jar \
         $(IMAGES_OUTPUTDIR)/lib/ct.sym \
         $(IMAGES_OUTPUTDIR)/src.zip \
-        $(IMAGES_OUTPUTDIR)/lib/ext/cldrdata.jar \
-        $(IMAGES_OUTPUTDIR)/lib/sa-jdi.jar
+        $(IMAGES_OUTPUTDIR)/lib/ext/cldrdata.jar
+
+ifeq ($(INCLUDE_SA),true)
+    ALL_JARS += $(IMAGES_OUTPUTDIR)/lib/sa-jdi.jar
+endif
 
 ifeq ($(OPENJDK_TARGET_OS),solaris)
     ifndef OPENJDK
--- jdk8/common/autoconf/hotspot-spec.gmk.in	2013-03-28 17:00:44.110332528 -0400
+++ jdk8/common/autoconf/hotspot-spec.gmk.in	2013-03-28 17:00:43.915330640 -0400
@@ -75,6 +75,19 @@
 # If yes then this expands to _LP64:=1
 @LP64@
 
+# Legacy settings for zero
+ZERO_ENDIANNESS=$(OPENJDK_TARGET_CPU_ENDIAN)
+ZERO_LIBARCH=$(OPENJDK_TARGET_CPU_LEGACY_LIB)
+ZERO_ARCHDEF=@ZERO_ARCHDEF@
+ZERO_ARCHFLAG=@ZERO_ARCHFLAG@
+LIBFFI_CFLAGS=@LIBFFI_CFLAGS@
+LIBFFI_LIBS=@LIBFFI_LIBS@
+
+# Legacy settings for zeroshark
+LLVM_CFLAGS=@LLVM_CFLAGS@
+LLVM_LIBS=@LLVM_LIBS@
+LLVM_LDFLAGS=@LLVM_LDFLAGS@
+
 ALT_OUTPUTDIR=$(HOTSPOT_OUTPUTDIR)
 ALT_EXPORT_PATH=$(HOTSPOT_DIST)
 
--- jdk8/common/autoconf/libraries.m4	2013-03-28 17:00:45.905349901 -0400
+++ jdk8/common/autoconf/libraries.m4	2013-03-28 17:00:45.632347258 -0400
@@ -662,7 +662,7 @@
     AC_MSG_CHECKING([how to link with libstdc++])
     # If dynamic was requested, it's available since it would fail above otherwise.
     # If dynamic wasn't requested, go with static unless it isn't available.
-    if test "x$with_stdc__lib" = xdynamic || test "x$has_static_libstdcxx" = xno; then
+    if test "x$with_stdc__lib" = xdynamic || test "x$has_static_libstdcxx" = xno || test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then
         LIBCXX="$LIBCXX -lstdc++"
         LDCXX="$CXX"
         STATIC_CXX_SETTING="STATIC_CXX=false"
@@ -676,6 +676,59 @@
 fi
 AC_SUBST(STATIC_CXX_SETTING)
 
+if test "x$JVM_VARIANT_ZERO" = xtrue || test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then
+    # Figure out LIBFFI_CFLAGS and LIBFFI_LIBS
+    PKG_CHECK_MODULES([LIBFFI], [libffi])
+
+fi
+
+if test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then
+    AC_CHECK_PROG([LLVM_CONFIG], [llvm-config], [llvm-config])
+
+    if test "x$LLVM_CONFIG" != xllvm-config; then
+        AC_MSG_ERROR([llvm-config not found in $PATH.])
+    fi
+
+    llvm_components="jit mcjit engine nativecodegen native"
+    unset LLVM_CFLAGS
+    for flag in $("$LLVM_CONFIG" --cxxflags); do
+      if echo "${flag}" | grep -q '^-@<:@ID@:>@'; then
+        if test "${flag}" != "-D_DEBUG" ; then
+          if test "${LLVM_CFLAGS}" != "" ; then
+            LLVM_CFLAGS="${LLVM_CFLAGS} "
+          fi
+          LLVM_CFLAGS="${LLVM_CFLAGS}${flag}"
+        fi
+      fi
+    done
+    llvm_version=$("${LLVM_CONFIG}" --version | sed 's/\.//; s/svn.*//')
+    LLVM_CFLAGS="${LLVM_CFLAGS} -DSHARK_LLVM_VERSION=${llvm_version}"
+
+    unset LLVM_LDFLAGS
+    for flag in $("${LLVM_CONFIG}" --ldflags); do
+      if echo "${flag}" | grep -q '^-L'; then
+        if test "${LLVM_LDFLAGS}" != ""; then
+          LLVM_LDFLAGS="${LLVM_LDFLAGS} "
+        fi
+        LLVM_LDFLAGS="${LLVM_LDFLAGS}${flag}"
+      fi
+    done
+
+    unset LLVM_LIBS
+    for flag in $("${LLVM_CONFIG}" --libs ${llvm_components}); do
+      if echo "${flag}" | grep -q '^-l'; then
+        if test "${LLVM_LIBS}" != ""; then
+          LLVM_LIBS="${LLVM_LIBS} "
+        fi
+        LLVM_LIBS="${LLVM_LIBS}${flag}"
+      fi
+    done
+
+    AC_SUBST(LLVM_CFLAGS)
+    AC_SUBST(LLVM_LDFLAGS)
+    AC_SUBST(LLVM_LIBS)
+fi
+
 # libCrun is the c++ runtime-library with SunStudio (roughly the equivalent of gcc's libstdc++.so)
 if test "x$OPENJDK_TARGET_OS" = xsolaris && test "x$LIBCXX" = x; then
     LIBCXX="/usr/lib${OPENJDK_TARGET_CPU_ISADIR}/libCrun.so.1"
--- jdk8/common/autoconf/platform.m4	2013-03-28 17:00:47.585366160 -0400
+++ jdk8/common/autoconf/platform.m4	2013-03-28 17:00:47.389364263 -0400
@@ -332,6 +332,29 @@
       DEFINE_CROSS_COMPILE_ARCH=""
     fi
     AC_SUBST(DEFINE_CROSS_COMPILE_ARCH)
+
+    # Some Zero and Shark settings.
+    # ZERO_ARCHFLAG tells the compiler which mode to build for
+    case "${OPENJDK_TARGET_CPU}" in
+      s390)
+        ZERO_ARCHFLAG="-m31"
+        ;;
+      *)
+        ZERO_ARCHFLAG="-m${OPENJDK_TARGET_CPU_BITS}"
+    esac
+    AC_SUBST(ZERO_ARCHFLAG)
+
+    # ZERO_ARCHDEF is used to enable architecture-specific code
+    case "${OPENJDK_TARGET_CPU}" in
+      ppc*)    ZERO_ARCHDEF=PPC   ;;
+      s390*)   ZERO_ARCHDEF=S390  ;;
+      sparc*)  ZERO_ARCHDEF=SPARC ;;
+      x86_64*) ZERO_ARCHDEF=AMD64 ;;
+      x86)     ZERO_ARCHDEF=IA32  ;;
+      *)      ZERO_ARCHDEF=$(echo "${OPENJDK_TARGET_CPU_LEGACY_LIB}" | tr a-z A-Z)
+    esac
+    AC_SUBST(ZERO_ARCHDEF)
+
 ])
 
 AC_DEFUN([PLATFORM_SET_RELEASE_FILE_OS_VALUES],
--- jdk8/common/autoconf/spec.gmk.in	2013-03-28 17:00:49.065380483 -0400
+++ jdk8/common/autoconf/spec.gmk.in	2013-03-28 17:00:48.870378596 -0400
@@ -634,6 +634,14 @@
 # Name of Service Agent library
 SALIB_NAME=@SALIB_NAME@
 
+INCLUDE_SA:=true
+ifeq ($(JVM_VARIANT_ZERO),true)
+  INCLUDE_SA:=false
+endif
+ifeq ($(JVM_VARIANT_ZEROSHARK),true)
+  INCLUDE_SA:=false
+endif
+
 OS_VERSION_MAJOR:=@OS_VERSION_MAJOR@
 OS_VERSION_MINOR:=@OS_VERSION_MINOR@
 OS_VERSION_MICRO:=@OS_VERSION_MICRO@