GCC Middle and Back End API Reference
statistics.h
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1 /* Memory and optimization statistics helpers.
2  Copyright (C) 2004-2013 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