src/share/vm/prims/whitebox.cpp

*** 31,40 ****
--- 31,41 ----
  #include "classfile/classLoaderData.hpp"
  
  #include "prims/whitebox.hpp"
  #include "prims/wbtestmethods/parserTests.hpp"
  
+ #include "runtime/arguments.hpp"
  #include "runtime/interfaceSupport.hpp"
  #include "runtime/os.hpp"
  #include "utilities/debug.hpp"
  #include "utilities/macros.hpp"
  #include "utilities/exceptions.hpp"
*** 92,101 ****
--- 93,108 ----
    ClassLoaderDataGraph::classes_do(&closure);
  
    return closure.found();
  WB_END
  
+ WB_ENTRY(void, WB_PrintCompressedOopsHeapInfo(JNIEnv* env, jobject o)) {
+   gclog_or_tty->print_cr("Max heap for compressed oops "SIZE_FORMAT" ClassMetaspaceSize "SIZE_FORMAT,
+     Arguments::max_heap_for_compressed_oops(), ClassMetaspaceSize);
+ }
+ WB_END
+ 
  WB_ENTRY(void, WB_PrintHeapSizes(JNIEnv* env, jobject o)) {
    CollectorPolicy * p = Universe::heap()->collector_policy();
    gclog_or_tty->print_cr("Minimum heap "SIZE_FORMAT" Initial heap "
      SIZE_FORMAT" Maximum heap "SIZE_FORMAT" Min alignment "SIZE_FORMAT" Max alignment "SIZE_FORMAT,
      p->min_heap_byte_size(), p->initial_heap_byte_size(), p->max_heap_byte_size(),
*** 404,413 ****
--- 411,423 ----
    {CC"isClassAlive0",      CC"(Ljava/lang/String;)Z", (void*)&WB_IsClassAlive      },
    {CC"parseCommandLine",
        CC"(Ljava/lang/String;[Lsun/hotspot/parser/DiagnosticCommand;)[Ljava/lang/Object;",
        (void*) &WB_ParseCommandLine
    },
+   {CC"printCompressedOopsHeapInfo",
+       CC"()V",
+       (void*)&WB_PrintCompressedOopsHeapInfo},
    {CC"printHeapSizes",     CC"()V",                   (void*)&WB_PrintHeapSizes    },
  #if INCLUDE_ALL_GCS
    {CC"g1InConcurrentMark", CC"()Z",                   (void*)&WB_G1InConcurrentMark},
    {CC"g1IsHumongous",      CC"(Ljava/lang/Object;)Z", (void*)&WB_G1IsHumongous     },
    {CC"g1NumFreeRegions",   CC"()J",                   (void*)&WB_G1NumFreeRegions  },