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src/hotspot/share/gc/shenandoah/shenandoahRootProcessor.hpp
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rev 55406 : 8225582: Shenandoah: Enable concurrent evacuation of JNIHandles
*** 59,71 ****
public:
ShenandoahSerialRoots();
void oops_do(OopClosure* cl, uint worker_id);
};
! class ShenandoahJNIHandleRoots : public ShenandoahSerialRoot {
public:
ShenandoahJNIHandleRoots();
};
class ShenandoahThreadRoots {
private:
const bool _is_par;
--- 59,77 ----
public:
ShenandoahSerialRoots();
void oops_do(OopClosure* cl, uint worker_id);
};
! template <bool CONCURRENT = false>
! class ShenandoahJNIHandleRoots {
! private:
! OopStorage::ParState<CONCURRENT, false /* is_const */> _itr;
public:
ShenandoahJNIHandleRoots();
+
+ template <typename T>
+ void oops_do(T* cl, uint worker_id = 0);
};
class ShenandoahThreadRoots {
private:
const bool _is_par;
*** 128,138 ****
template <typename ITR>
class ShenandoahRootScanner : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahCodeCacheRoots<ITR> _code_roots;
public:
ShenandoahRootScanner(uint n_workers, ShenandoahPhaseTimings::Phase phase);
--- 134,144 ----
template <typename ITR>
class ShenandoahRootScanner : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots<> _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahCodeCacheRoots<ITR> _code_roots;
public:
ShenandoahRootScanner(uint n_workers, ShenandoahPhaseTimings::Phase phase);
*** 156,183 ****
// Evacuate all roots at a safepoint
class ShenandoahRootEvacuator : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahWeakRoots _weak_roots;
ShenandoahStringDedupRoots _dedup_roots;
ShenandoahCodeCacheRoots<ShenandoahCsetCodeRootsIterator> _code_roots;
public:
! ShenandoahRootEvacuator(uint n_workers, ShenandoahPhaseTimings::Phase phase);
void roots_do(uint worker_id, OopClosure* oops);
};
// Update all roots at a safepoint
class ShenandoahRootUpdater : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahWeakRoots _weak_roots;
ShenandoahStringDedupRoots _dedup_roots;
ShenandoahCodeCacheRoots<ShenandoahCsetCodeRootsIterator> _code_roots;
--- 162,190 ----
// Evacuate all roots at a safepoint
class ShenandoahRootEvacuator : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots<> _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahWeakRoots _weak_roots;
ShenandoahStringDedupRoots _dedup_roots;
ShenandoahCodeCacheRoots<ShenandoahCsetCodeRootsIterator> _code_roots;
+ bool _include_concurrent_roots;
public:
! ShenandoahRootEvacuator(uint n_workers, ShenandoahPhaseTimings::Phase phase, bool include_concurrent_roots);
void roots_do(uint worker_id, OopClosure* oops);
};
// Update all roots at a safepoint
class ShenandoahRootUpdater : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots<> _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahWeakRoots _weak_roots;
ShenandoahStringDedupRoots _dedup_roots;
ShenandoahCodeCacheRoots<ShenandoahCsetCodeRootsIterator> _code_roots;
*** 192,202 ****
// Adjuster all roots at a safepoint during full gc
class ShenandoahRootAdjuster : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahWeakRoots _weak_roots;
ShenandoahStringDedupRoots _dedup_roots;
ShenandoahCodeCacheRoots<ShenandoahAllCodeRootsIterator> _code_roots;
--- 199,209 ----
// Adjuster all roots at a safepoint during full gc
class ShenandoahRootAdjuster : public ShenandoahRootProcessor {
private:
ShenandoahSerialRoots _serial_roots;
! ShenandoahJNIHandleRoots<> _jni_roots;
ShenandoahClassLoaderDataRoots _cld_roots;
ShenandoahThreadRoots _thread_roots;
ShenandoahWeakRoots _weak_roots;
ShenandoahStringDedupRoots _dedup_roots;
ShenandoahCodeCacheRoots<ShenandoahAllCodeRootsIterator> _code_roots;
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