8199370: [TESTBUG] Open source vm testbase GC tests
Reviewed-by: erikj, ihse, ehelin
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..8cea250
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @modules java.base/jdk.internal.misc:+open
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod anonymous_classloader
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..90f42b6
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @modules java.base/jdk.internal.misc:+open
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod anonymous_classloader
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TestDescription.java
new file mode 100644
index 0000000..f685f76
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @modules java.base/jdk.internal.misc:+open
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_anonclassloader_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod anonymous_classloader
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TestDescription.java
new file mode 100644
index 0000000..02f37d5
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @modules java.base/jdk.internal.misc:+open
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_anonclassloader_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod anonymous_classloader
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..94e56ec
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 1
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..7ffd76d
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 1
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..4b364b2
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 1
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TestDescription.java
new file mode 100644
index 0000000..085ea32
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level1_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 1
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TestDescription.java
new file mode 100644
index 0000000..afe1b15
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level1_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 1
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TestDescription.java
new file mode 100644
index 0000000..f158a97
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level1_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 1
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..7308e0e
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 2
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..be421e4
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 2
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..06c5ecd
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 2
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TestDescription.java
new file mode 100644
index 0000000..b2bc1a9
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level2_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 2
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TestDescription.java
new file mode 100644
index 0000000..2c4d23b
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level2_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 2
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TestDescription.java
new file mode 100644
index 0000000..2fb515e
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level2_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 2
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..776e7f8
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 3
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..2f0f2bc
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 3
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..4b6873b
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 3
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TestDescription.java
new file mode 100644
index 0000000..e268738
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level3_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 3
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TestDescription.java
new file mode 100644
index 0000000..bf67082
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level3_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 3
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TestDescription.java
new file mode 100644
index 0000000..b0d5ce1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level3_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 3
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..f4fa303
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 4
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..8a09e95
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 4
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..fc6e3d1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 4
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TestDescription.java
new file mode 100644
index 0000000..16e4d85
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level4_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 4
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TestDescription.java
new file mode 100644
index 0000000..14b0aed
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level4_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 4
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TestDescription.java
new file mode 100644
index 0000000..05a662a
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_compilation_level4_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -compilationNumber 1
+ * -compilationLevel 4
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..b677c9f
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -humongousClass
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..7e50336
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -humongousClass
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..e47ca2e
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -humongousClass
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TestDescription.java
new file mode 100644
index 0000000..6c318e6
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_humongous_class_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -humongousClass
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TestDescription.java
new file mode 100644
index 0000000..22a2b46
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_humongous_class_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -humongousClass
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TestDescription.java
new file mode 100644
index 0000000..d1e15fd
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_humongous_class_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -humongousClass
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..c0cf8b3
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod jni
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..7f34d53
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod jni
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..72d2207
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod jni
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TestDescription.java
new file mode 100644
index 0000000..337ecc2
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_jni_classloading_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod jni
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TestDescription.java
new file mode 100644
index 0000000..aa8e202
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_jni_classloading_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod jni
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TestDescription.java
new file mode 100644
index 0000000..808c630
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_jni_classloading_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod jni
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..374c809
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_GLOBAL_REF
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..4aa5d3e7
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_GLOBAL_REF
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..2a09774
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_GLOBAL_REF
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TestDescription.java
new file mode 100644
index 0000000..c6f8c1f
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_GLOBAL_REF
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TestDescription.java
new file mode 100644
index 0000000..f42324c
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_GLOBAL_REF
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TestDescription.java
new file mode 100644
index 0000000..6603419
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_GLOBAL_REF
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..c033afb
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_LOCAL_REF
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..d2295a7
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_LOCAL_REF
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..d607c32
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_LOCAL_REF
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TestDescription.java
new file mode 100644
index 0000000..517b567
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_LOCAL_REF
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TestDescription.java
new file mode 100644
index 0000000..53e8260
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_LOCAL_REF
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TestDescription.java
new file mode 100644
index 0000000..4efa166
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm/native
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode JNI_LOCAL_REF
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..9c4b1d7
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * java.base/jdk.internal.org.objectweb.asm
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @comment build classPool.jar
+ * @run driver gc.g1.unloading.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:classPool.jar
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD_OF_ROOT_CLASS
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..e2ff13e
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * java.base/jdk.internal.org.objectweb.asm
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @comment build classPool.jar
+ * @run driver gc.g1.unloading.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:classPool.jar
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD_OF_ROOT_CLASS
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..babf59f
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * java.base/jdk.internal.org.objectweb.asm
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @comment build classPool.jar
+ * @run driver gc.g1.unloading.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:classPool.jar
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD_OF_ROOT_CLASS
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TestDescription.java
new file mode 100644
index 0000000..a848313
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TestDescription.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * java.base/jdk.internal.org.objectweb.asm
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @comment build classPool.jar
+ * @run driver gc.g1.unloading.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:classPool.jar
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD_OF_ROOT_CLASS
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TestDescription.java
new file mode 100644
index 0000000..cfde5dd
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TestDescription.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * java.base/jdk.internal.org.objectweb.asm
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @comment build classPool.jar
+ * @run driver gc.g1.unloading.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:classPool.jar
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD_OF_ROOT_CLASS
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TestDescription.java
new file mode 100644
index 0000000..5c30e1a
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TestDescription.java
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * java.base/jdk.internal.org.objectweb.asm
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @comment build classPool.jar
+ * @run driver gc.g1.unloading.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:classPool.jar
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD_OF_ROOT_CLASS
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..3efb050
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STACK_LOCAL
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..4b43ade
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STACK_LOCAL
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..0b9e691
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STACK_LOCAL
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TestDescription.java
new file mode 100644
index 0000000..cafe8c5
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STACK_LOCAL
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TestDescription.java
new file mode 100644
index 0000000..7ef3bf5
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STACK_LOCAL
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TestDescription.java
new file mode 100644
index 0000000..1097b4d
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STACK_LOCAL
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..ab17c62
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..8bb515a
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..83d5aab
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TestDescription.java
new file mode 100644
index 0000000..da593ce
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TestDescription.java
new file mode 100644
index 0000000..4828d11
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TestDescription.java
new file mode 100644
index 0000000..110a41f
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STATIC_FIELD
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..2c8fba4
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STRONG_REFERENCE
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..dc82f52
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STRONG_REFERENCE
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..0f5d703
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STRONG_REFERENCE
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TestDescription.java
new file mode 100644
index 0000000..58fd37e
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STRONG_REFERENCE
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TestDescription.java
new file mode 100644
index 0000000..5f077ea
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STRONG_REFERENCE
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TestDescription.java
new file mode 100644
index 0000000..00d42c1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode STRONG_REFERENCE
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..78d800f
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode THREAD_ITSELF
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..707235e
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode THREAD_ITSELF
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..cb7220f
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode THREAD_ITSELF
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TestDescription.java
new file mode 100644
index 0000000..05d7a83
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode THREAD_ITSELF
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TestDescription.java
new file mode 100644
index 0000000..585fff9
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode THREAD_ITSELF
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TestDescription.java
new file mode 100644
index 0000000..1fd2538
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -keepRefMode THREAD_ITSELF
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..976861a
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode phantom
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..f026708
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode phantom
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..9c30484
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode phantom
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TestDescription.java
new file mode 100644
index 0000000..b880b8a
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_phantom_ref_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode phantom
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TestDescription.java
new file mode 100644
index 0000000..9319256
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_phantom_ref_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode phantom
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TestDescription.java
new file mode 100644
index 0000000..dcb3989
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_phantom_ref_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode phantom
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..7937d29
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod plain
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..a407114
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod plain
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..a7cad5c
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod plain
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TestDescription.java
new file mode 100644
index 0000000..cdcb939
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_prot_domains_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod plain
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TestDescription.java
new file mode 100644
index 0000000..89a25b4
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_prot_domains_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod plain
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TestDescription.java
new file mode 100644
index 0000000..d9bb44b
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_prot_domains_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod plain
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..5c999b7
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -redefineClasses
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..39515ed
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -redefineClasses
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..35a8500
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -redefineClasses
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TestDescription.java
new file mode 100644
index 0000000..fa5dc86
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_redefinition_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -redefineClasses
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TestDescription.java
new file mode 100644
index 0000000..bd05067
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_redefinition_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -redefineClasses
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TestDescription.java
new file mode 100644
index 0000000..397c343
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_redefinition_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -redefineClasses
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..775fa2d
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod reflection
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..1760169
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod reflection
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..07964a7
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod reflection
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TestDescription.java
new file mode 100644
index 0000000..827a27a
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod reflection
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TestDescription.java
new file mode 100644
index 0000000..2877746
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_reflection_classloading_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod reflection
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TestDescription.java
new file mode 100644
index 0000000..7892ea7
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -classloadingMethod reflection
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TestDescription.java
new file mode 100644
index 0000000..30db58c
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode weak
+ * -inMemoryCompilation
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TestDescription.java
new file mode 100644
index 0000000..eb72672
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode weak
+ * -inMemoryCompilation
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TestDescription.java
new file mode 100644
index 0000000..2611076
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TestDescription.java
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode weak
+ * -inMemoryCompilation
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TestDescription.java
new file mode 100644
index 0000000..18dd805
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_weak_ref_keep_cl.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode weak
+ * -keep classloader
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TestDescription.java
new file mode 100644
index 0000000..2dc9bab
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_weak_ref_keep_class.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode weak
+ * -keep class
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TEST.properties b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TEST.properties
new file mode 100644
index 0000000..04b22a1
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TEST.properties
@@ -0,0 +1,23 @@
+#
+# Copyright (c) 2017, 2018, 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.
+#
+exclusiveAccess.dirs=.
diff --git a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TestDescription.java b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TestDescription.java
new file mode 100644
index 0000000..e9e24ba
--- /dev/null
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TestDescription.java
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2017, 2018, 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
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/g1/unloading/tests/unloading_weak_ref_keep_obj.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent, javac]
+ *
+ * @modules java.base/jdk.internal.misc
+ * @library /vmTestbase
+ * /test/lib
+ *
+ * @run driver jdk.test.lib.FileInstaller . .
+ *
+ * @comment generate HumongousTemplateClass and compile it to test.classes
+ * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
+ *
+ * @build sun.hotspot.WhiteBox
+ * @run driver ClassFileInstaller sun.hotspot.WhiteBox
+ * sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xbootclasspath/a:.
+ * -XX:+UnlockDiagnosticVMOptions
+ * -XX:+WhiteBoxAPI
+ * -XX:+UseG1GC
+ * -XX:+ExplicitGCInvokesConcurrent
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * -Xlog:gc:gc.log
+ * -XX:-UseGCOverheadLimit
+ * gc.g1.unloading.UnloadingTest
+ * -referenceMode weak
+ * -keep object
+ * -numberOfChecksLimit 4
+ * -stressTime 180
+ */
+