src/share/vm/prims/whitebox.hpp
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src/share/vm/prims/whitebox.hpp

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rev 7312 : 8059624: Test task: WhiteBox API for testing segmented codecache feature
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  37 #define WB_ENTRY(result_type, header) JNI_ENTRY(result_type, header)
  38 #define WB_END JNI_END
  39 #define WB_METHOD_DECLARE(result_type) extern "C" result_type JNICALL
  40 
  41 #define CHECK_JNI_EXCEPTION_(env, value)                               \
  42   do {                                                                 \
  43     JavaThread* THREAD = JavaThread::thread_from_jni_environment(env); \
  44     if (HAS_PENDING_EXCEPTION) {                                       \
  45       return(value);                                                   \
  46     }                                                                  \
  47   } while (0)
  48 
  49 #define CHECK_JNI_EXCEPTION(env)                                       \
  50   do {                                                                 \
  51     JavaThread* THREAD = JavaThread::thread_from_jni_environment(env); \
  52     if (HAS_PENDING_EXCEPTION) {                                       \
  53       return;                                                          \
  54     }                                                                  \
  55   } while (0)
  56 



  57 class WhiteBox : public AllStatic {
  58  private:
  59   static bool _used;
  60  public:

  61   static bool used()     { return _used; }
  62   static void set_used() { _used = true; }
  63   static int offset_for_field(const char* field_name, oop object,
  64     Symbol* signature_symbol);
  65   static const char* lookup_jstring(const char* field_name, oop object);
  66   static bool lookup_bool(const char* field_name, oop object);
  67 



  68   static int array_bytes_to_length(size_t bytes);
  69   static void register_methods(JNIEnv* env, jclass wbclass, JavaThread* thread,
  70     JNINativeMethod* method_array, int method_count);
  71   static void register_extended(JNIEnv* env, jclass wbclass, JavaThread* thread);
  72 };
  73 
  74 
  75 
  76 #endif // SHARE_VM_PRIMS_WHITEBOX_HPP


  37 #define WB_ENTRY(result_type, header) JNI_ENTRY(result_type, header)
  38 #define WB_END JNI_END
  39 #define WB_METHOD_DECLARE(result_type) extern "C" result_type JNICALL
  40 
  41 #define CHECK_JNI_EXCEPTION_(env, value)                               \
  42   do {                                                                 \
  43     JavaThread* THREAD = JavaThread::thread_from_jni_environment(env); \
  44     if (HAS_PENDING_EXCEPTION) {                                       \
  45       return(value);                                                   \
  46     }                                                                  \
  47   } while (0)
  48 
  49 #define CHECK_JNI_EXCEPTION(env)                                       \
  50   do {                                                                 \
  51     JavaThread* THREAD = JavaThread::thread_from_jni_environment(env); \
  52     if (HAS_PENDING_EXCEPTION) {                                       \
  53       return;                                                          \
  54     }                                                                  \
  55   } while (0)
  56 
  57 class CodeBlob;
  58 class CodeHeap;
  59 
  60 class WhiteBox : public AllStatic {
  61  private:
  62   static bool _used;
  63  public:
  64   static volatile bool compilation_locked;
  65   static bool used()     { return _used; }
  66   static void set_used() { _used = true; }
  67   static int offset_for_field(const char* field_name, oop object,
  68     Symbol* signature_symbol);
  69   static const char* lookup_jstring(const char* field_name, oop object);
  70   static bool lookup_bool(const char* field_name, oop object);
  71   static void force_sweep();
  72   static int get_blob_type(const CodeBlob* code);
  73   static CodeHeap* get_code_heap(int blob_type);
  74   static CodeBlob* allocateCodeHeap(int blob_type, int size);
  75   static int array_bytes_to_length(size_t bytes);
  76   static void register_methods(JNIEnv* env, jclass wbclass, JavaThread* thread,
  77     JNINativeMethod* method_array, int method_count);
  78   static void register_extended(JNIEnv* env, jclass wbclass, JavaThread* thread);
  79 };
  80 
  81 
  82 
  83 #endif // SHARE_VM_PRIMS_WHITEBOX_HPP
src/share/vm/prims/whitebox.hpp
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