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6964458: Reimplement class meta-data storage to use native memory

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Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes

Co-authored-by: Stefan Karlsson <stefan.karlsson@oracle.com>
Co-authored-by: Mikael Gerdin <mikael.gerdin@oracle.com>
Co-authored-by: Tom Rodriguez <tom.rodriguez@oracle.com>
Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland
This commit is contained in:
Jon Masamitsu 2012-09-01 13:25:18 -04:00 • committed by Coleen Phillimore
parent 36eee7c8c8
commit 5c58d27aac
853 changed files with 26124 additions and 82956 deletions
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10
hotspot/src/share/vm/prims/nativeLookup.cpp
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@ -30,7 +30,7 @@
#include "memory/resourceArea.hpp"
#include "memory/universe.inline.hpp"
#include "oops/instanceKlass.hpp"
#include "oops/methodOop.hpp"
#include "oops/method.hpp"
#include "oops/oop.inline.hpp"
#include "oops/symbol.hpp"
#include "prims/jvm_misc.hpp"
@ -166,7 +166,7 @@ address NativeLookup::lookup_style(methodHandle method, char* pure_name, const c
// gets found the first time around - otherwise an infinite loop can occure. This is
// another VM/library dependency
Handle loader(THREAD,
instanceKlass::cast(method->method_holder())->class_loader());
InstanceKlass::cast(method->method_holder())->class_loader());
if (loader.is_null()) {
entry = lookup_special_native(jni_name);
if (entry == NULL) {
@ -349,7 +349,7 @@ address NativeLookup::lookup_entry_prefixed(methodHandle method, bool& in_base_l
TempNewSymbol wrapper_symbol = SymbolTable::probe(wrapper_name, wrapper_name_len);
if (wrapper_symbol != NULL) {
KlassHandle kh(method->method_holder());
methodOop wrapper_method = Klass::cast(kh())->lookup_method(wrapper_symbol,
Method* wrapper_method = Klass::cast(kh())->lookup_method(wrapper_symbol,
method->signature());
if (wrapper_method != NULL && !wrapper_method->is_native()) {
// we found a wrapper method, use its native entry
@ -386,7 +386,7 @@ address NativeLookup::lookup(methodHandle method, bool& in_base_library, TRAPS)
SharedRuntime::native_method_throw_unsupported_operation_exception_entry() :
lookup_base(method, in_base_library, CHECK_NULL);
method->set_native_function(entry,
methodOopDesc::native_bind_event_is_interesting);
Method::native_bind_event_is_interesting);
// -verbose:jni printing
if (PrintJNIResolving) {
ResourceMark rm(THREAD);
@ -406,7 +406,7 @@ address NativeLookup::base_library_lookup(const char* class_name, const char* me
TempNewSymbol s_name = SymbolTable::new_symbol(signature, CATCH);
// Find the class
klassOop k = SystemDictionary::resolve_or_fail(c_name, true, CATCH);
Klass* k = SystemDictionary::resolve_or_fail(c_name, true, CATCH);
instanceKlassHandle klass (THREAD, k);
// Find method and invoke standard lookup