--- a/make/RunTests.gmk	Thu Nov 30 16:27:31 2017 +0100
+++ b/make/RunTests.gmk	Mon Dec 04 21:51:02 2017 +0100
@@ -88,6 +88,9 @@
       -timeoutHandlerTimeout:0
 endif
 
+GTEST_LAUNCHER_DIRS := $(patsubst %/gtestLauncher, %, $(wildcard $(TEST_IMAGE_DIR)/hotspot/gtest/*/gtestLauncher))
+GTEST_VARIANTS := $(strip $(patsubst $(TEST_IMAGE_DIR)/hotspot/gtest/%, %, $(GTEST_LAUNCHER_DIRS)))
+
 ################################################################################
 # Parse control variables
 ################################################################################
@@ -166,16 +169,23 @@
 # Helper function to determine if a test specification is a Gtest test
 #
 # It is a Gtest test if it is either "gtest", or "gtest:" followed by an optional
-# test filter string.
+# test filter string, and an optional "/<variant>" to select a specific JVM
+# variant. If no variant is specified, all found variants are tested.
 define ParseGtestTestSelection
   $(if $(filter gtest%, $1), \
     $(if $(filter gtest, $1), \
-      gtest:all \
+      $(addprefix gtest:all/, $(GTEST_VARIANTS)) \
     , \
-      $(if $(filter gtest:, $1), \
-        gtest:all \
+      $(if $(strip $(or $(filter gtest/%, $1) $(filter gtest:/%, $1))), \
+        $(patsubst gtest:/%, gtest:all/%, $(patsubst gtest/%, gtest:/%, $1)) \
       , \
-        $1 \
+        $(if $(filter gtest:%, $1), \
+          $(if $(findstring /, $1), \
+            $1 \
+          , \
+            $(addprefix $1/, $(GTEST_VARIANTS)) \
+          ) \
+        ) \
       ) \
     ) \
   )
@@ -320,7 +330,12 @@
   $1_TEST_SUPPORT_DIR := $$(TEST_SUPPORT_DIR)/$1
   $1_EXITCODE := $$($1_TEST_RESULTS_DIR)/exitcode.txt
 
-  $1_TEST_NAME := $$(strip $$(patsubst gtest:%, %, $$($1_TEST)))
+  $1_VARIANT :=  $$(lastword $$(subst /, , $$($1_TEST)))
+  ifeq ($$(filter $$($1_VARIANT), $$(GTEST_VARIANTS)), )
+    $$(error Invalid gtest variant '$$($1_VARIANT)'. Valid variants: $$(GTEST_VARIANTS))
+  endif
+  $1_TEST_NAME := $$(strip $$(patsubst %/$$($1_VARIANT), %, \
+      $$(patsubst gtest:%, %, $$($1_TEST))))
   ifneq ($$($1_TEST_NAME), all)
     $1_GTEST_FILTER := --gtest_filter=$$($1_TEST_NAME)*
   endif
@@ -334,7 +349,7 @@
 	$$(call LogWarn, Running test '$$($1_TEST)')
 	$$(call MakeDir, $$($1_TEST_RESULTS_DIR) $$($1_TEST_SUPPORT_DIR))
 	$$(call ExecuteWithLog, $$($1_TEST_SUPPORT_DIR)/gtest, \
-	    $$(FIXPATH) $$(TEST_IMAGE_DIR)/hotspot/gtest/server/gtestLauncher \
+	    $$(FIXPATH) $$(TEST_IMAGE_DIR)/hotspot/gtest/$$($1_VARIANT)/gtestLauncher \
 	         -jdk $(JDK_IMAGE_DIR) $$($1_GTEST_FILTER) \
 	         --gtest_output=xml:$$($1_TEST_RESULTS_DIR)/gtest.xml \
 	         $$($1_GTEST_REPEAT) $$(GTEST_OPTIONS) $$(GTEST_VM_OPTIONS) \