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src/hotspot/share/prims/whitebox.cpp

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rev 52056 : 8211270: GC abstraction to get real object and headers size


 354     return !(hr->is_young());
 355   }
 356 #endif
 357 #if INCLUDE_PARALLELGC
 358   if (UseParallelGC) {
 359     ParallelScavengeHeap* psh = ParallelScavengeHeap::heap();
 360     return !psh->is_in_young(p);
 361   }
 362 #endif
 363 #if INCLUDE_ZGC
 364   if (UseZGC) {
 365     return Universe::heap()->is_in(p);
 366   }
 367 #endif
 368   GenCollectedHeap* gch = GenCollectedHeap::heap();
 369   return !gch->is_in_young(p);
 370 WB_END
 371 
 372 WB_ENTRY(jlong, WB_GetObjectSize(JNIEnv* env, jobject o, jobject obj))
 373   oop p = JNIHandles::resolve(obj);
 374   return p->size() * HeapWordSize;
 375 WB_END
 376 
 377 WB_ENTRY(jlong, WB_GetHeapSpaceAlignment(JNIEnv* env, jobject o))
 378   size_t alignment = Universe::heap()->collector_policy()->space_alignment();
 379   return (jlong)alignment;
 380 WB_END
 381 
 382 WB_ENTRY(jlong, WB_GetHeapAlignment(JNIEnv* env, jobject o))
 383   size_t alignment = Universe::heap()->collector_policy()->heap_alignment();
 384   return (jlong)alignment;
 385 WB_END
 386 
 387 WB_ENTRY(jboolean, WB_SupportsConcurrentGCPhaseControl(JNIEnv* env, jobject o))
 388   return Universe::heap()->supports_concurrent_phase_control();
 389 WB_END
 390 
 391 WB_ENTRY(jobjectArray, WB_GetConcurrentGCPhases(JNIEnv* env, jobject o))
 392   const char* const* phases = Universe::heap()->concurrent_phases();
 393   jint nphases = 0;
 394   for ( ; phases[nphases] != NULL; ++nphases) ;




 354     return !(hr->is_young());
 355   }
 356 #endif
 357 #if INCLUDE_PARALLELGC
 358   if (UseParallelGC) {
 359     ParallelScavengeHeap* psh = ParallelScavengeHeap::heap();
 360     return !psh->is_in_young(p);
 361   }
 362 #endif
 363 #if INCLUDE_ZGC
 364   if (UseZGC) {
 365     return Universe::heap()->is_in(p);
 366   }
 367 #endif
 368   GenCollectedHeap* gch = GenCollectedHeap::heap();
 369   return !gch->is_in_young(p);
 370 WB_END
 371 
 372 WB_ENTRY(jlong, WB_GetObjectSize(JNIEnv* env, jobject o, jobject obj))
 373   oop p = JNIHandles::resolve(obj);
 374   return Universe::heap()->obj_size(p) * HeapWordSize;
 375 WB_END
 376 
 377 WB_ENTRY(jlong, WB_GetHeapSpaceAlignment(JNIEnv* env, jobject o))
 378   size_t alignment = Universe::heap()->collector_policy()->space_alignment();
 379   return (jlong)alignment;
 380 WB_END
 381 
 382 WB_ENTRY(jlong, WB_GetHeapAlignment(JNIEnv* env, jobject o))
 383   size_t alignment = Universe::heap()->collector_policy()->heap_alignment();
 384   return (jlong)alignment;
 385 WB_END
 386 
 387 WB_ENTRY(jboolean, WB_SupportsConcurrentGCPhaseControl(JNIEnv* env, jobject o))
 388   return Universe::heap()->supports_concurrent_phase_control();
 389 WB_END
 390 
 391 WB_ENTRY(jobjectArray, WB_GetConcurrentGCPhases(JNIEnv* env, jobject o))
 392   const char* const* phases = Universe::heap()->concurrent_phases();
 393   jint nphases = 0;
 394   for ( ; phases[nphases] != NULL; ++nphases) ;


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