gcc/statistics.h

   1 /* Memory and optimization statistics helpers.
   2    Copyright (C) 2004-2018 Free Software Foundation, Inc.
   3    Contributed by Cygnus Solutions.
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it
   8    under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3, or (at your option)
  10    any later version.
  11
  12    GCC is distributed in the hope that it will be useful, but WITHOUT
  13    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14    or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
  15    License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GCC; see the file COPYING3.  If not see
  19    <http://www.gnu.org/licenses/>.  */
  20
  21 #ifndef GCC_STATISTICS
  22 #define GCC_STATISTICS
  23
  24 #if ! defined GATHER_STATISTICS
  25 #error GATHER_STATISTICS must be defined
  26 #endif
  27
  28 #define GCC_MEM_STAT_ARGUMENTS const char * ARG_UNUSED (_loc_name), int ARG_UNUSED (_loc_line), const char * ARG_UNUSED (_loc_function)
  29 #if GATHER_STATISTICS
  30 #define ALONE_MEM_STAT_DECL GCC_MEM_STAT_ARGUMENTS
  31 #define ALONE_FINAL_MEM_STAT_DECL ALONE_MEM_STAT_DECL
  32 #define ALONE_PASS_MEM_STAT _loc_name, _loc_line,  _loc_function
  33 #define ALONE_FINAL_PASS_MEM_STAT ALONE_PASS_MEM_STAT
  34 #define ALONE_MEM_STAT_INFO __FILE__, __LINE__, __FUNCTION__
  35 #define MEM_STAT_DECL , ALONE_MEM_STAT_DECL
  36 #define FINAL_MEM_STAT_DECL , ALONE_FINAL_MEM_STAT_DECL
  37 #define PASS_MEM_STAT , ALONE_PASS_MEM_STAT
  38 #define FINAL_PASS_MEM_STAT , ALONE_FINAL_PASS_MEM_STAT
  39 #define MEM_STAT_INFO , ALONE_MEM_STAT_INFO
  40 #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
  41 #define ALONE_CXX_MEM_STAT_INFO const char * _loc_name = __builtin_FILE (), int _loc_line = __builtin_LINE (), const char * _loc_function = __builtin_FUNCTION ()
  42 #else
  43 #define ALONE_CXX_MEM_STAT_INFO const char * _loc_name = __FILE__, int _loc_line = __LINE__, const char * _loc_function = NULL
  44 #endif
  45 #define CXX_MEM_STAT_INFO , ALONE_CXX_MEM_STAT_INFO
  46 #else
  47 #define ALONE_MEM_STAT_DECL void
  48 #define ALONE_FINAL_MEM_STAT_DECL GCC_MEM_STAT_ARGUMENTS
  49 #define ALONE_PASS_MEM_STAT
  50 #define ALONE_FINAL_PASS_MEM_STAT 0,0,0
  51 #define ALONE_MEM_STAT_INFO
  52 #define MEM_STAT_DECL
  53 #define FINAL_MEM_STAT_DECL , ALONE_FINAL_MEM_STAT_DECL
  54 #define PASS_MEM_STAT
  55 #define FINAL_PASS_MEM_STAT , ALONE_FINAL_PASS_MEM_STAT
  56 #define MEM_STAT_INFO ALONE_MEM_STAT_INFO
  57 #define ALONE_CXX_MEM_STAT_INFO
  58 #define CXX_MEM_STAT_INFO
  59 #endif
  60
  61 struct function;
  62
  63 /* In statistics.c */
  64 extern void statistics_early_init (void);
  65 extern void statistics_init (void);
  66 extern void statistics_fini (void);
  67 extern void statistics_fini_pass (void);
  68 extern void statistics_counter_event (struct function *, const char *, int);
  69 extern void statistics_histogram_event (struct function *, const char *, int);
  70
  71 #endif