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8194759: Support caching class mirror objects

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Support archiving mirror objects for shared classes in 'open' archive java heap region.

Reviewed-by: coleenp, iklam, mseledtsov, tschatzl
This commit is contained in:
Jiangli Zhou 2018-03-02 17:25:55 -05:00
parent 979d5b7986
commit f987dec395
20 changed files with 1681 additions and 200 deletions
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52
src/hotspot/share/classfile/javaClasses.hpp
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@ -71,6 +71,7 @@ class java_lang_String : AllStatic {
};
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Instance creation
static Handle create_from_unicode(jchar* unicode, int len, TRAPS);
@ -222,6 +223,15 @@ class java_lang_Class : AllStatic {
static void fixup_mirror(Klass* k, TRAPS);
static oop create_basic_type_mirror(const char* basic_type_name, BasicType type, TRAPS);
// Archiving
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
static void archive_basic_type_mirrors(TRAPS) NOT_CDS_JAVA_HEAP_RETURN;
static oop archive_mirror(Klass* k, TRAPS) NOT_CDS_JAVA_HEAP_RETURN_(NULL);
static oop process_archived_mirror(Klass* k, oop mirror, oop archived_mirror, Thread *THREAD)
NOT_CDS_JAVA_HEAP_RETURN_(NULL);
static void restore_archived_mirror(Klass *k, Handle mirror, Handle class_loader, Handle module,
Handle protection_domain, TRAPS) NOT_CDS_JAVA_HEAP_RETURN;
static void fixup_module_field(Klass* k, Handle module);
// Conversion
@ -306,6 +316,8 @@ class java_lang_Thread : AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Instance creation
static oop create();
// Returns the JavaThread associated with the thread obj
@ -406,6 +418,8 @@ class java_lang_ThreadGroup : AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// parent ThreadGroup
static oop parent(oop java_thread_group);
// name
@ -485,6 +499,7 @@ class java_lang_Throwable: AllStatic {
static void print_stack_usage(Handle stream);
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocate space for backtrace (created but stack trace not filled in)
static void allocate_backtrace(Handle throwable, TRAPS);
@ -515,6 +530,8 @@ class java_lang_reflect_AccessibleObject: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static jboolean override(oop reflect);
static void set_override(oop reflect, jboolean value);
@ -546,6 +563,8 @@ class java_lang_reflect_Method : public java_lang_reflect_AccessibleObject {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocation
static Handle create(TRAPS);
@ -615,6 +634,8 @@ class java_lang_reflect_Constructor : public java_lang_reflect_AccessibleObject
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocation
static Handle create(TRAPS);
@ -673,6 +694,8 @@ class java_lang_reflect_Field : public java_lang_reflect_AccessibleObject {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocation
static Handle create(TRAPS);
@ -728,6 +751,8 @@ class java_lang_reflect_Parameter {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocation
static Handle create(TRAPS);
@ -758,6 +783,8 @@ class java_lang_Module {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocation
static Handle create(Handle loader, Handle module_name, TRAPS);
@ -787,6 +814,8 @@ class reflect_ConstantPool {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Allocation
static Handle create(TRAPS);
@ -809,6 +838,8 @@ class reflect_UnsafeStaticFieldAccessorImpl {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
static int base_offset() {
return _base_offset;
}
@ -910,6 +941,7 @@ class java_lang_ref_SoftReference: public java_lang_ref_Reference {
static void set_clock(jlong value);
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
};
// Interface to java.lang.invoke.MethodHandle objects
@ -926,6 +958,8 @@ class java_lang_invoke_MethodHandle: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static oop type(oop mh);
static void set_type(oop mh, oop mtype);
@ -955,6 +989,8 @@ class java_lang_invoke_DirectMethodHandle: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static oop member(oop mh);
@ -980,6 +1016,8 @@ class java_lang_invoke_LambdaForm: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static oop vmentry(oop lform);
static void set_vmentry(oop lform, oop invoker);
@ -1011,6 +1049,8 @@ class java_lang_invoke_ResolvedMethodName : AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
static int vmtarget_offset_in_bytes() { return _vmtarget_offset; }
static Method* vmtarget(oop resolved_method);
@ -1048,6 +1088,7 @@ class java_lang_invoke_MemberName: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static oop clazz(oop mname);
static void set_clazz(oop mname, oop clazz);
@ -1112,6 +1153,7 @@ class java_lang_invoke_MethodType: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static oop rtype(oop mt);
static objArrayOop ptypes(oop mt);
@ -1147,6 +1189,7 @@ private:
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static oop target( oop site);
static void set_target( oop site, oop target);
@ -1180,6 +1223,7 @@ private:
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Accessors
static DependencyContext vmdependencies(oop context);
@ -1203,6 +1247,7 @@ class java_security_AccessControlContext: AllStatic {
static void compute_offsets();
public:
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
static oop create(objArrayHandle context, bool isPrivileged, Handle privileged_context, TRAPS);
static bool is_authorized(Handle context);
@ -1228,6 +1273,7 @@ class java_lang_ClassLoader : AllStatic {
public:
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
static ClassLoaderData* loader_data(oop loader);
static ClassLoaderData* cmpxchg_loader_data(ClassLoaderData* new_data, oop loader, ClassLoaderData* expected_data);
@ -1279,6 +1325,7 @@ class java_lang_System : AllStatic {
static bool has_security_manager();
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Debugging
friend class JavaClasses;
@ -1316,6 +1363,7 @@ class java_lang_StackTraceElement: AllStatic {
int version, int bci, Symbol* name, TRAPS);
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Debugging
friend class JavaClasses;
@ -1359,6 +1407,7 @@ public:
static void set_version(oop info, short value);
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
static void to_stack_trace_element(Handle stackFrame, Handle stack_trace_element, TRAPS);
@ -1380,6 +1429,7 @@ class java_lang_LiveStackFrameInfo: AllStatic {
static void set_mode(oop info, int value);
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Debugging
friend class JavaClasses;
@ -1404,6 +1454,7 @@ class java_lang_AssertionStatusDirectives: AllStatic {
static void set_deflt(oop obj, bool val);
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
// Debugging
friend class JavaClasses;
@ -1417,6 +1468,7 @@ class java_nio_Buffer: AllStatic {
public:
static int limit_offset();
static void compute_offsets();
static void serialize(SerializeClosure* f) NOT_CDS_RETURN;
};
class java_util_concurrent_locks_AbstractOwnableSynchronizer : AllStatic {