680 }
681 int adjustment = HotSpotJVMCIRuntime::compilationLevelAdjustment(result);
682 assert(adjustment >= JVMCIRuntime::none &&
683 adjustment <= JVMCIRuntime::by_full_signature,
684 "compilation level adjustment out of bounds");
685 _comp_level_adjustment = (CompLevelAdjustment) adjustment;
686 _HotSpotJVMCIRuntime_initialized = true;
687 _HotSpotJVMCIRuntime_instance = JNIHandles::make_global(result());
688 }
689 }
690
691 void JVMCIRuntime::initialize_JVMCI(TRAPS) {
692 if (JNIHandles::resolve(_HotSpotJVMCIRuntime_instance) == NULL) {
693 callStatic("jdk/vm/ci/runtime/JVMCI",
694 "getRuntime",
695 "()Ljdk/vm/ci/runtime/JVMCIRuntime;", NULL, CHECK);
696 }
697 assert(_HotSpotJVMCIRuntime_initialized == true, "what?");
698 }
699
700 void JVMCIRuntime::initialize_well_known_classes(TRAPS) {
701 if (JVMCIRuntime::_well_known_classes_initialized == false) {
702 SystemDictionary::WKID scan = SystemDictionary::FIRST_JVMCI_WKID;
703 SystemDictionary::initialize_wk_klasses_through(SystemDictionary::LAST_JVMCI_WKID, scan, CHECK);
704 JVMCIJavaClasses::compute_offsets(CHECK);
705 JVMCIRuntime::_well_known_classes_initialized = true;
706 }
707 }
708
709 void JVMCIRuntime::metadata_do(void f(Metadata*)) {
710 // For simplicity, the existence of HotSpotJVMCIMetaAccessContext in
711 // the SystemDictionary well known classes should ensure the other
712 // classes have already been loaded, so make sure their order in the
713 // table enforces that.
714 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotResolvedJavaMethodImpl) <
715 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier");
716 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotConstantPool) <
717 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier");
718 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotResolvedObjectTypeImpl) <
719 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier");
720
721 if (HotSpotJVMCIMetaAccessContext::klass() == NULL ||
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680 }
681 int adjustment = HotSpotJVMCIRuntime::compilationLevelAdjustment(result);
682 assert(adjustment >= JVMCIRuntime::none &&
683 adjustment <= JVMCIRuntime::by_full_signature,
684 "compilation level adjustment out of bounds");
685 _comp_level_adjustment = (CompLevelAdjustment) adjustment;
686 _HotSpotJVMCIRuntime_initialized = true;
687 _HotSpotJVMCIRuntime_instance = JNIHandles::make_global(result());
688 }
689 }
690
691 void JVMCIRuntime::initialize_JVMCI(TRAPS) {
692 if (JNIHandles::resolve(_HotSpotJVMCIRuntime_instance) == NULL) {
693 callStatic("jdk/vm/ci/runtime/JVMCI",
694 "getRuntime",
695 "()Ljdk/vm/ci/runtime/JVMCIRuntime;", NULL, CHECK);
696 }
697 assert(_HotSpotJVMCIRuntime_initialized == true, "what?");
698 }
699
700 bool JVMCIRuntime::can_initialize_JVMCI() {
701 // Initializing JVMCI requires the module system to be initialized past phase 3.
702 // The JVMCI API itself isn't available until phase 2 and ServiceLoader (which
703 // JVMCI initialization requires) isn't usable until after phase 3. Testing
704 // whether the system loader is initialized satisfies all these invariants.
705 if (SystemDictionary::java_system_loader() == NULL) {
706 return false;
707 }
708 assert(Universe::is_module_initialized(), "must be");
709 return true;
710 }
711
712 void JVMCIRuntime::initialize_well_known_classes(TRAPS) {
713 if (JVMCIRuntime::_well_known_classes_initialized == false) {
714 guarantee(can_initialize_JVMCI(), "VM is not yet sufficiently booted to initialize JVMCI");
715 SystemDictionary::WKID scan = SystemDictionary::FIRST_JVMCI_WKID;
716 SystemDictionary::initialize_wk_klasses_through(SystemDictionary::LAST_JVMCI_WKID, scan, CHECK);
717 JVMCIJavaClasses::compute_offsets(CHECK);
718 JVMCIRuntime::_well_known_classes_initialized = true;
719 }
720 }
721
722 void JVMCIRuntime::metadata_do(void f(Metadata*)) {
723 // For simplicity, the existence of HotSpotJVMCIMetaAccessContext in
724 // the SystemDictionary well known classes should ensure the other
725 // classes have already been loaded, so make sure their order in the
726 // table enforces that.
727 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotResolvedJavaMethodImpl) <
728 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier");
729 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotConstantPool) <
730 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier");
731 assert(SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotResolvedObjectTypeImpl) <
732 SystemDictionary::WK_KLASS_ENUM_NAME(jdk_vm_ci_hotspot_HotSpotJVMCIMetaAccessContext), "must be loaded earlier");
733
734 if (HotSpotJVMCIMetaAccessContext::klass() == NULL ||
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