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#include "gc/shared/collectedHeap.inline.hpp"
#include "gc/shared/gc_globals.hpp"
#include "memory/resourceArea.hpp"
#include "memory/universe.hpp"
#include "oops/access.inline.hpp"
+ #include "oops/compressedKlass.inline.hpp"
#include "oops/compressedOops.inline.hpp"
#include "oops/oop.inline.hpp"
#include "oops/verifyOopClosure.hpp"
#include "runtime/handles.inline.hpp"
+ #include "runtime/interfaceSupport.inline.hpp"
#include "runtime/javaThread.hpp"
#include "runtime/synchronizer.hpp"
#include "utilities/macros.hpp"
void oopDesc::print_on(outputStream* st) const {
// Header verification: the mark is typically non-zero. If we're
// at a safepoint, it must not be zero.
// Outside of a safepoint, the header could be changing (for example,
// another thread could be inflating a lock on this object).
! if (ignore_mark_word) {
return true;
}
if (obj->mark().value() != 0) {
return true;
}
// Header verification: the mark is typically non-zero. If we're
// at a safepoint, it must not be zero.
// Outside of a safepoint, the header could be changing (for example,
// another thread could be inflating a lock on this object).
! if (ignore_mark_word || UseFastLocking) {
return true;
}
if (obj->mark().value() != 0) {
return true;
}
bool oopDesc::is_stackChunk_noinline() const { return is_stackChunk(); }
bool oopDesc::is_array_noinline() const { return is_array(); }
bool oopDesc::is_objArray_noinline() const { return is_objArray(); }
bool oopDesc::is_typeArray_noinline() const { return is_typeArray(); }
- bool oopDesc::has_klass_gap() {
- // Only has a klass gap when compressed class pointers are used.
- return UseCompressedClassPointers;
- }
-
- #if INCLUDE_CDS_JAVA_HEAP
- void oopDesc::set_narrow_klass(narrowKlass nk) {
- assert(DumpSharedSpaces, "Used by CDS only. Do not abuse!");
- assert(UseCompressedClassPointers, "must be");
- _metadata._compressed_klass = nk;
- }
- #endif
-
void* oopDesc::load_klass_raw(oop obj) {
! if (UseCompressedClassPointers) {
! narrowKlass narrow_klass = obj->_metadata._compressed_klass;
! if (narrow_klass == 0) return NULL;
! return (void*)CompressedKlassPointers::decode_raw(narrow_klass);
! } else {
! return obj->_metadata._klass;
! }
}
void* oopDesc::load_oop_raw(oop obj, int offset) {
uintptr_t addr = (uintptr_t)(void*)obj + (uint)offset;
if (UseCompressedOops) {
bool oopDesc::is_stackChunk_noinline() const { return is_stackChunk(); }
bool oopDesc::is_array_noinline() const { return is_array(); }
bool oopDesc::is_objArray_noinline() const { return is_objArray(); }
bool oopDesc::is_typeArray_noinline() const { return is_typeArray(); }
void* oopDesc::load_klass_raw(oop obj) {
! // TODO: Remove method altogether and replace with calls to obj->klass() ?
! // OTOH, we may eventually get rid of locking in header, and then no
! // longer have to deal with that anymore.
! #ifdef _LP64
! return obj->klass();
! #else
! return obj->_klass;
+ #endif
}
void* oopDesc::load_oop_raw(oop obj, int offset) {
uintptr_t addr = (uintptr_t)(void*)obj + (uint)offset;
if (UseCompressedOops) {
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