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      1 // -*- C++ -*-
      2 //
      3 // Copyright (C) 2009-2019 Free Software Foundation, Inc.
      4 //
      5 // This file is part of the GNU ISO C++ Library.  This library is free
      6 // software; you can redistribute it and/or modify it under the
      7 // terms of the GNU General Public License as published by the
      8 // Free Software Foundation; either version 3, or (at your option)
      9 // any later version.
     10 //
     11 // This library is distributed in the hope that it will be useful,
     12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
     13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14 // GNU General Public License for more details.
     15 
     16 // Under Section 7 of GPL version 3, you are granted additional
     17 // permissions described in the GCC Runtime Library Exception, version
     18 // 3.1, as published by the Free Software Foundation.
     19 
     20 // You should have received a copy of the GNU General Public License along
     21 // with this library; see the file COPYING3.  If not see
     22 // <http://www.gnu.org/licenses/>.
     23 
     24 /** @file profile/impl/profiler_hashtable_size.h
     25  *  @brief Collection of hashtable size traces.
     26  */
     27 
     28 // Written by Lixia Liu and Silvius Rus.
     29 
     30 #ifndef _GLIBCXX_PROFILE_PROFILER_HASHTABLE_SIZE_H
     31 #define _GLIBCXX_PROFILE_PROFILER_HASHTABLE_SIZE_H 1
     32 
     33 #include "profile/impl/profiler.h"
     34 #include "profile/impl/profiler_node.h"
     35 #include "profile/impl/profiler_trace.h"
     36 #include "profile/impl/profiler_state.h"
     37 #include "profile/impl/profiler_container_size.h"
     38 
     39 namespace __gnu_profile
     40 {
     41   /** @brief Hashtable size instrumentation trace producer.  */
     42   class __trace_hashtable_size
     43   : public __trace_container_size
     44   {
     45   public:
     46     __trace_hashtable_size()
     47     : __trace_container_size()
     48     { __id = "hashtable-size"; }
     49   };
     50 
     51   inline void
     52   __trace_hashtable_size_init()
     53   { _GLIBCXX_PROFILE_DATA(_S_hashtable_size) = new __trace_hashtable_size(); }
     54 
     55   inline void
     56   __trace_hashtable_size_free()
     57   { delete _GLIBCXX_PROFILE_DATA(_S_hashtable_size); }
     58 
     59   inline void
     60   __trace_hashtable_size_report(FILE* __f, __warning_vector_t& __warnings)
     61   { __trace_report(_GLIBCXX_PROFILE_DATA(_S_hashtable_size), __f, __warnings); }
     62 
     63   inline __container_size_info*
     64   __trace_hashtable_size_construct(std::size_t __num)
     65   {
     66     if (!__profcxx_init())
     67       return 0;
     68 
     69     if (!__reentrance_guard::__get_in())
     70       return 0;
     71 
     72     __reentrance_guard __get_out;
     73     return _GLIBCXX_PROFILE_DATA(_S_hashtable_size)->
     74       __insert(__get_stack(), __num);
     75   }
     76 
     77   inline void
     78   __trace_hashtable_size_resize(__container_size_info* __obj_info,
     79 				std::size_t __from, std::size_t __to)
     80   {
     81     if (!__obj_info)
     82       return;
     83 
     84     __obj_info->__resize(__from, __to);
     85   }
     86 
     87   inline void
     88   __trace_hashtable_size_destruct(__container_size_info* __obj_info,
     89 				  std::size_t __num, std::size_t __inum)
     90   {
     91     if (!__obj_info)
     92       return;
     93 
     94     _GLIBCXX_PROFILE_DATA(_S_hashtable_size)->
     95       __destruct(__obj_info, __num, __inum);
     96   }
     97 
     98 } // namespace __gnu_profile
     99 
    100 #endif /* _GLIBCXX_PROFILE_PROFILER_HASHTABLE_SIZE_H */
    101