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comparison src/share/vm/prims/whitebox.cpp @ 23031:e5406a79ae90

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8061715: gc/g1/TestShrinkAuxiliaryData15.java fails with java.lang.RuntimeException: heap decommit failed - after > before Summary: added WhiteBox methods to count regions and exact aux data sizes Reviewed-by: jwilhelm, brutisso
author azakharov
date Tue, 19 May 2015 15:49:27 +0200
parents e9a7f132cec3
children dd9cc155639c 047a642c9729
comparison
equal deleted inserted replaced
23030:399885e13e90 23031:e5406a79ae90
307 oop result = JNIHandles::resolve(obj); 307 oop result = JNIHandles::resolve(obj);
308 const HeapRegion* hr = g1->heap_region_containing(result); 308 const HeapRegion* hr = g1->heap_region_containing(result);
309 return hr->isHumongous(); 309 return hr->isHumongous();
310 WB_END 310 WB_END
311 311
312 WB_ENTRY(jlong, WB_G1NumMaxRegions(JNIEnv* env, jobject o))
313 G1CollectedHeap* g1 = G1CollectedHeap::heap();
314 size_t nr = g1->max_regions();
315 return (jlong)nr;
316 WB_END
317
312 WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o)) 318 WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o))
313 G1CollectedHeap* g1 = G1CollectedHeap::heap(); 319 G1CollectedHeap* g1 = G1CollectedHeap::heap();
314 size_t nr = g1->num_free_regions(); 320 size_t nr = g1->num_free_regions();
315 return (jlong)nr; 321 return (jlong)nr;
316 WB_END 322 WB_END
321 return cm->concurrent_marking_in_progress(); 327 return cm->concurrent_marking_in_progress();
322 WB_END 328 WB_END
323 329
324 WB_ENTRY(jint, WB_G1RegionSize(JNIEnv* env, jobject o)) 330 WB_ENTRY(jint, WB_G1RegionSize(JNIEnv* env, jobject o))
325 return (jint)HeapRegion::GrainBytes; 331 return (jint)HeapRegion::GrainBytes;
332 WB_END
333
334 WB_ENTRY(jobject, WB_G1AuxiliaryMemoryUsage(JNIEnv* env))
335 ResourceMark rm(THREAD);
336 G1CollectedHeap* g1h = G1CollectedHeap::heap();
337 MemoryUsage usage = g1h->get_auxiliary_data_memory_usage();
338 Handle h = MemoryService::create_MemoryUsage_obj(usage, CHECK_NULL);
339 return JNIHandles::make_local(env, h());
326 WB_END 340 WB_END
327 #endif // INCLUDE_ALL_GCS 341 #endif // INCLUDE_ALL_GCS
328 342
329 #if INCLUDE_NMT 343 #if INCLUDE_NMT
330 // Alloc memory using the test memory type so that we can use that to see if 344 // Alloc memory using the test memory type so that we can use that to see if
1012 {CC"readFromNoaccessArea",CC"()V", (void*)&WB_ReadFromNoaccessArea}, 1026 {CC"readFromNoaccessArea",CC"()V", (void*)&WB_ReadFromNoaccessArea},
1013 {CC"stressVirtualSpaceResize",CC"(JJJ)I", (void*)&WB_StressVirtualSpaceResize}, 1027 {CC"stressVirtualSpaceResize",CC"(JJJ)I", (void*)&WB_StressVirtualSpaceResize},
1014 #if INCLUDE_ALL_GCS 1028 #if INCLUDE_ALL_GCS
1015 {CC"g1InConcurrentMark", CC"()Z", (void*)&WB_G1InConcurrentMark}, 1029 {CC"g1InConcurrentMark", CC"()Z", (void*)&WB_G1InConcurrentMark},
1016 {CC"g1IsHumongous", CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous }, 1030 {CC"g1IsHumongous", CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous },
1031 {CC"g1NumMaxRegions", CC"()J", (void*)&WB_G1NumMaxRegions },
1017 {CC"g1NumFreeRegions", CC"()J", (void*)&WB_G1NumFreeRegions }, 1032 {CC"g1NumFreeRegions", CC"()J", (void*)&WB_G1NumFreeRegions },
1018 {CC"g1RegionSize", CC"()I", (void*)&WB_G1RegionSize }, 1033 {CC"g1RegionSize", CC"()I", (void*)&WB_G1RegionSize },
1034 {CC"g1AuxiliaryMemoryUsage", CC"()Ljava/lang/management/MemoryUsage;",
1035 (void*)&WB_G1AuxiliaryMemoryUsage },
1019 #endif // INCLUDE_ALL_GCS 1036 #endif // INCLUDE_ALL_GCS
1020 #if INCLUDE_NMT 1037 #if INCLUDE_NMT
1021 {CC"NMTMalloc", CC"(J)J", (void*)&WB_NMTMalloc }, 1038 {CC"NMTMalloc", CC"(J)J", (void*)&WB_NMTMalloc },
1022 {CC"NMTMallocWithPseudoStack", CC"(JI)J", (void*)&WB_NMTMallocWithPseudoStack}, 1039 {CC"NMTMallocWithPseudoStack", CC"(JI)J", (void*)&WB_NMTMallocWithPseudoStack},
1023 {CC"NMTFree", CC"(J)V", (void*)&WB_NMTFree }, 1040 {CC"NMTFree", CC"(J)V", (void*)&WB_NMTFree },