--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -39,6 +39,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -39,6 +39,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -39,6 +39,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_anonclassloader_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -39,6 +39,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level1_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level2_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level3_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_compilation_level4_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_humongous_class_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_jni_classloading_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_global_ref_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_jni_local_ref_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -42,6 +42,9 @@
  * @comment build classPool.jar
  * @run driver gc.g1.unloading.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -42,6 +42,9 @@
  * @comment build classPool.jar
  * @run driver gc.g1.unloading.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -42,6 +42,9 @@
  * @comment build classPool.jar
  * @run driver gc.g1.unloading.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -42,6 +42,9 @@
  * @comment build classPool.jar
  * @run driver gc.g1.unloading.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -42,6 +42,9 @@
  * @comment build classPool.jar
  * @run driver gc.g1.unloading.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_rootClass_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -42,6 +42,9 @@
  * @comment build classPool.jar
  * @run driver gc.g1.unloading.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_stackLocal_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_staticField_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_strongRef_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_keepRef_threadItself_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_phantom_ref_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_prot_domains_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_redefinition_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_reflection_classloading_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_inMemoryCompilation_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_cl/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_class/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission

--- a/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TestDescription.java	Thu Aug 09 11:24:30 2018 +0200
+++ b/test/hotspot/jtreg/vmTestbase/gc/g1/unloading/tests/unloading_weak_ref_keep_obj/TestDescription.java	Wed Aug 08 11:11:19 2018 -0700
@@ -38,6 +38,9 @@
  * @comment generate HumongousTemplateClass and compile it to test.classes
  * @run driver gc.g1.unloading.bytecode.GenClassesBuilder
  *
+ * @requires vm.gc.G1
+ * @requires vm.opt.ClassUnloading != false
+ * @requires vm.opt.ClassUnloadingWithConcurrentMark != false
  * @build sun.hotspot.WhiteBox
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox
  *                                sun.hotspot.WhiteBox$WhiteBoxPermission