src/share/vm/code/codeCache.hpp

*** 56,71 ****
    static int _number_of_nmethods;
    static int _number_of_nmethods_with_dependencies;
    static bool _needs_cache_clean;
    static nmethod* _scavenge_root_nmethods;  // linked via nm->scavenge_root_link()
  
-   static void verify_if_often() PRODUCT_RETURN;
- 
    static void mark_scavenge_root_nmethods() PRODUCT_RETURN;
    static void verify_perm_nmethods(CodeBlobClosure* f_or_null) PRODUCT_RETURN;
  
    static int _codemem_full_count;
  
   public:
  
    // Initialization
    static void initialize();
--- 56,72 ----
    static int _number_of_nmethods;
    static int _number_of_nmethods_with_dependencies;
    static bool _needs_cache_clean;
    static nmethod* _scavenge_root_nmethods;  // linked via nm->scavenge_root_link()
  
    static void mark_scavenge_root_nmethods() PRODUCT_RETURN;
    static void verify_perm_nmethods(CodeBlobClosure* f_or_null) PRODUCT_RETURN;
  
    static int _codemem_full_count;
+   static size_t bytes_allocated_in_freelist() { return _heap->allocated_in_freelist(); }
+   static int    allocated_segments()          { return _heap->allocated_segments(); }
+   static size_t freelist_length()             { return _heap->freelist_length(); }
  
   public:
  
    // Initialization
    static void initialize();
*** 76,86 ****
    static CodeBlob* allocate(int size, bool is_critical = false); // allocates a new CodeBlob
    static void commit(CodeBlob* cb);                 // called when the allocated CodeBlob has been filled
    static int alignment_unit();                      // guaranteed alignment of all CodeBlobs
    static int alignment_offset();                    // guaranteed offset of first CodeBlob byte within alignment unit (i.e., allocation header)
    static void free(CodeBlob* cb);                   // frees a CodeBlob
-   static void flush();                              // flushes all CodeBlobs
    static bool contains(void *p);                    // returns whether p is included
    static void blobs_do(void f(CodeBlob* cb));       // iterates over all CodeBlobs
    static void blobs_do(CodeBlobClosure* f);         // iterates over all CodeBlobs
    static void nmethods_do(void f(nmethod* nm));     // iterates over all nmethods
    static void alive_nmethods_do(void f(nmethod* nm)); // iterates over all alive nmethods
--- 77,86 ----
*** 148,157 ****
--- 148,158 ----
    static void prune_scavenge_root_nmethods();
  
    // Printing/debugging
    static void print();                           // prints summary
    static void print_internals();
+   static void print_memory_overhead();
    static void verify();                          // verifies the code cache
    static void print_trace(const char* event, CodeBlob* cb, int size = 0) PRODUCT_RETURN;
    static void print_summary(outputStream* st, bool detailed = true); // Prints a summary of the code cache usage
    static void log_state(outputStream* st);