src/hotspot/share/prims/whitebox.cpp

rev 49524 : imported patch 8200426-g1h-refactoring

*** 327,338 ****
  
  WB_ENTRY(jboolean, WB_isObjectInOldGen(JNIEnv* env, jobject o, jobject obj))
    oop p = JNIHandles::resolve(obj);
  #if INCLUDE_ALL_GCS
    if (UseG1GC) {
!     G1CollectedHeap* g1 = G1CollectedHeap::heap();
!     const HeapRegion* hr = g1->heap_region_containing(p);
      if (hr == NULL) {
        return false;
      }
      return !(hr->is_young());
    } else if (UseParallelGC) {
--- 327,338 ----
  
  WB_ENTRY(jboolean, WB_isObjectInOldGen(JNIEnv* env, jobject o, jobject obj))
    oop p = JNIHandles::resolve(obj);
  #if INCLUDE_ALL_GCS
    if (UseG1GC) {
!     G1CollectedHeap* g1h = G1CollectedHeap::heap();
!     const HeapRegion* hr = g1h->heap_region_containing(p);
      if (hr == NULL) {
        return false;
      }
      return !(hr->is_young());
    } else if (UseParallelGC) {
*** 397,445 ****
  WB_END
  
  #if INCLUDE_ALL_GCS
  WB_ENTRY(jboolean, WB_G1IsHumongous(JNIEnv* env, jobject o, jobject obj))
    if (UseG1GC) {
!     G1CollectedHeap* g1 = G1CollectedHeap::heap();
      oop result = JNIHandles::resolve(obj);
!     const HeapRegion* hr = g1->heap_region_containing(result);
      return hr->is_humongous();
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1IsHumongous: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jboolean, WB_G1BelongsToHumongousRegion(JNIEnv* env, jobject o, jlong addr))
    if (UseG1GC) {
!     G1CollectedHeap* g1 = G1CollectedHeap::heap();
!     const HeapRegion* hr = g1->heap_region_containing((void*) addr);
      return hr->is_humongous();
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1BelongsToHumongousRegion: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jboolean, WB_G1BelongsToFreeRegion(JNIEnv* env, jobject o, jlong addr))
    if (UseG1GC) {
!     G1CollectedHeap* g1 = G1CollectedHeap::heap();
!     const HeapRegion* hr = g1->heap_region_containing((void*) addr);
      return hr->is_free();
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1BelongsToFreeRegion: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jlong, WB_G1NumMaxRegions(JNIEnv* env, jobject o))
    if (UseG1GC) {
!     G1CollectedHeap* g1 = G1CollectedHeap::heap();
!     size_t nr = g1->max_regions();
      return (jlong)nr;
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1NumMaxRegions: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o))
    if (UseG1GC) {
!     G1CollectedHeap* g1 = G1CollectedHeap::heap();
!     size_t nr = g1->num_free_regions();
      return (jlong)nr;
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1NumFreeRegions: G1 GC is not enabled");
  WB_END
  
--- 397,445 ----
  WB_END
  
  #if INCLUDE_ALL_GCS
  WB_ENTRY(jboolean, WB_G1IsHumongous(JNIEnv* env, jobject o, jobject obj))
    if (UseG1GC) {
!     G1CollectedHeap* g1h = G1CollectedHeap::heap();
      oop result = JNIHandles::resolve(obj);
!     const HeapRegion* hr = g1h->heap_region_containing(result);
      return hr->is_humongous();
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1IsHumongous: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jboolean, WB_G1BelongsToHumongousRegion(JNIEnv* env, jobject o, jlong addr))
    if (UseG1GC) {
!     G1CollectedHeap* g1h = G1CollectedHeap::heap();
!     const HeapRegion* hr = g1h->heap_region_containing((void*) addr);
      return hr->is_humongous();
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1BelongsToHumongousRegion: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jboolean, WB_G1BelongsToFreeRegion(JNIEnv* env, jobject o, jlong addr))
    if (UseG1GC) {
!     G1CollectedHeap* g1h = G1CollectedHeap::heap();
!     const HeapRegion* hr = g1h->heap_region_containing((void*) addr);
      return hr->is_free();
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1BelongsToFreeRegion: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jlong, WB_G1NumMaxRegions(JNIEnv* env, jobject o))
    if (UseG1GC) {
!     G1CollectedHeap* g1h = G1CollectedHeap::heap();
!     size_t nr = g1h->max_regions();
      return (jlong)nr;
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1NumMaxRegions: G1 GC is not enabled");
  WB_END
  
  WB_ENTRY(jlong, WB_G1NumFreeRegions(JNIEnv* env, jobject o))
    if (UseG1GC) {
!     G1CollectedHeap* g1h = G1CollectedHeap::heap();
!     size_t nr = g1h->num_free_regions();
      return (jlong)nr;
    }
    THROW_MSG_0(vmSymbols::java_lang_UnsupportedOperationException(), "WB_G1NumFreeRegions: G1 GC is not enabled");
  WB_END