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8059340: ConstantPool::_resolved_references is missing in heap dump

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Reviewed-by: sspitsyn, stefank, twisti
This commit is contained in:
Vladimir Ivanov 2015-05-21 18:22:33 +03:00
parent e5a92a9fb9
commit 3f096651f3
17 changed files with 101 additions and 77 deletions
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25
hotspot/src/share/vm/classfile/javaClasses.cpp
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@ -567,6 +567,12 @@ void java_lang_Class::fixup_mirror(KlassHandle k, TRAPS) {
}
}
create_mirror(k, Handle(NULL), Handle(NULL), CHECK);
if (UseSharedSpaces && k->oop_is_instance()) {
// Create resolved_references array in the fresh mirror.
instanceKlassHandle ik(k());
ik->constants()->restore_unshareable_info(CHECK);
}
}
void java_lang_Class::initialize_mirror_fields(KlassHandle k,
@ -924,6 +930,17 @@ void java_lang_Class::set_classRedefinedCount(oop the_class_mirror, int value) {
the_class_mirror->int_field_put(classRedefinedCount_offset, value);
}
objArrayOop java_lang_Class::resolved_references(oop java_class) {
assert(java_lang_Class::is_instance(java_class), "");
assert(resolvedReferences_offset > 0, "must be set");
return objArrayOop(java_class->obj_field(resolvedReferences_offset));
}
void java_lang_Class::set_resolved_references(oop java_class, objArrayOop a) {
assert(java_lang_Class::is_instance(java_class), "");
assert(resolvedReferences_offset > 0, "must be set");
java_class->obj_field_put(resolvedReferences_offset, a);
}
// Note: JDK1.1 and before had a privateInfo_offset field which was used for the
// platform thread structure, and a eetop offset which was used for thread
@ -3181,6 +3198,7 @@ bool java_lang_System::has_security_manager() {
}
}
int java_lang_Class::resolvedReferences_offset;
int java_lang_Class::_klass_offset;
int java_lang_Class::_array_klass_offset;
int java_lang_Class::_oop_size_offset;
@ -3336,6 +3354,9 @@ void JavaClasses::compute_hard_coded_offsets() {
const int x = heapOopSize;
const int header = instanceOopDesc::base_offset_in_bytes();
// Class
java_lang_Class::resolvedReferences_offset = java_lang_Class::hc_resolvedReferences_offset * x + header;
// Throwable Class
java_lang_Throwable::backtrace_offset = java_lang_Throwable::hc_backtrace_offset * x + header;
java_lang_Throwable::detailMessage_offset = java_lang_Throwable::hc_detailMessage_offset * x + header;
@ -3534,9 +3555,7 @@ void JavaClasses::check_offsets() {
// java.lang.Class
// Fake fields
// CHECK_OFFSET("java/lang/Class", java_lang_Class, klass); // %%% this needs to be checked
// CHECK_OFFSET("java/lang/Class", java_lang_Class, array_klass); // %%% this needs to be checked
CHECK_OFFSET("java/lang/Class", java_lang_Class, resolvedReferences, "[Ljava/lang/Object;");
// java.lang.Throwable