src/share/vm/utilities/decoder.hpp

rev 13549 : 8185712: [windows] Improve native symbol decoder
Reviewed-by: goetz, zgu

*** 1,7 ****
  /*
!  * Copyright (c) 1997, 2015, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
--- 1,7 ----
  /*
!  * Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
   * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   *
   * This code is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License version 2 only, as
   * published by the Free Software Foundation.
*** 56,67 ****
                        const char* modulepath = NULL, bool demangle = true) = 0;
    virtual bool decode(address pc, char* buf, int buflen, int* offset, const void* base) = 0;
  
    // demangle a C++ symbol
    virtual bool demangle(const char* symbol, char* buf, int buflen) = 0;
-   // if the decoder can decode symbols in vm
-   virtual bool can_decode_C_frame_in_vm() const = 0;
  
    virtual decoder_status status() const {
      return _decoder_status;
    }
  
--- 56,65 ----
*** 97,109 ****
  
    virtual bool demangle(const char* symbol, char* buf, int buflen) {
      return false;
    }
  
-   virtual bool can_decode_C_frame_in_vm() const {
-     return false;
-   }
  };
  
  
  class Decoder : AllStatic {
  public:
--- 95,104 ----
*** 111,124 ****
    static bool decode(address pc, char* buf, int buflen, int* offset, bool demangle) {
      return decode(pc, buf, buflen, offset, (const char*) NULL, demangle);
    }
    static bool decode(address pc, char* buf, int buflen, int* offset, const void* base);
    static bool demangle(const char* symbol, char* buf, int buflen);
-   static bool can_decode_C_frame_in_vm();
  
!   // shutdown shared instance
!   static void shutdown();
  
    static void print_state_on(outputStream* st);
  
  protected:
    // shared decoder instance, _shared_instance_lock is needed
--- 106,120 ----
    static bool decode(address pc, char* buf, int buflen, int* offset, bool demangle) {
      return decode(pc, buf, buflen, offset, (const char*) NULL, demangle);
    }
    static bool decode(address pc, char* buf, int buflen, int* offset, const void* base);
    static bool demangle(const char* symbol, char* buf, int buflen);
  
!   // Attempts to retrieve source file name and line number associated with a pc.
!   // If buf != NULL, points to a buffer of size buflen which will receive the
!   // file name. File name will be silently truncated if output buffer is too small.
!   static bool get_source_info(address pc, char* buf, size_t buflen, int* line);
  
    static void print_state_on(outputStream* st);
  
  protected:
    // shared decoder instance, _shared_instance_lock is needed