src/share/vm/prims/methodComparator.hpp

rev 10160 : 8149096: Remove unused code in methodComparator
Reviewed-by: coleenp, sspitsyn, dholmes

*** 1,7 ****
  /*
!  * Copyright (c) 2000, 2012, 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) 2000, 2016, 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.
*** 38,48 ****
   private:
    static BytecodeStream *_s_old, *_s_new;
    static ConstantPool* _old_cp;
    static ConstantPool* _new_cp;
    static BciMap *_bci_map;
-   static bool _switchable_test;
    static GrowableArray<int> *_fwd_jmps;
  
    static bool args_same(Bytecodes::Code c_old, Bytecodes::Code c_new);
    static bool pool_constants_same(int cpi_old, int cpi_new);
    static int check_stack_and_locals_size(Method* old_method, Method* new_method);
--- 38,47 ----
*** 53,63 ****
    // on the source code level. Practically, we check whether the only difference between
    // method versions is some constantpool indices embedded into the bytecodes, and whether
    // these indices eventually point to the same constants for both method versions.
    static bool methods_EMCP(Method* old_method, Method* new_method);
  
-   static bool methods_switchable(Method* old_method, Method* new_method, BciMap &bci_map);
  };
  
  
  // ByteCode Index Map. For two versions of the same method, where the new version may contain
  // fragments not found in the old version, provides a mapping from an index of a bytecode in
--- 52,61 ----
*** 82,118 ****
      free(_old_bci);
      free(_new_st_bci);
      free(_new_end_bci);
    }
  
-   // Store the position of an added fragment, e.g.
-   //
-   //                              |<- old_bci
-   // -----------------------------------------
-   // Old method   |invokevirtual 5|aload 1|...
-   // -----------------------------------------
-   //
-   //                                 |<- new_st_bci          |<- new_end_bci
-   // --------------------------------------------------------------------
-   // New method       |invokevirual 5|aload 2|invokevirtual 6|aload 1|...
-   // --------------------------------------------------------------------
-   //                                 ^^^^^^^^^^^^^^^^^^^^^^^^
-   //                                    Added fragment
- 
-   void store_fragment_location(int old_bci, int new_st_bci, int new_end_bci) {
-     if (_cur_pos == _cur_size) {
-       _cur_size += 10;
-       _old_bci = (int*) realloc(_old_bci, sizeof(int) * _cur_size);
-       _new_st_bci = (int*) realloc(_new_st_bci, sizeof(int) * _cur_size);
-       _new_end_bci = (int*) realloc(_new_end_bci, sizeof(int) * _cur_size);
-     }
-     _old_bci[_cur_pos] = old_bci;
-     _new_st_bci[_cur_pos] = new_st_bci;
-     _new_end_bci[_cur_pos] = new_end_bci;
-     _cur_pos++;
-   }
- 
    int new_bci_for_old(int old_bci) {
      if (_cur_pos == 0 || old_bci < _old_bci[0]) return old_bci;
      _pos = 1;
      while (_pos < _cur_pos && old_bci >= _old_bci[_pos])
        _pos++;
--- 80,89 ----