2 * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
4 * This file is part of libFirm.
6 * This file may be distributed and/or modified under the terms of the
7 * GNU General Public License version 2 as published by the Free Software
8 * Foundation and appearing in the file LICENSE.GPL included in the
9 * packaging of this file.
11 * Licensees holding valid libFirm Professional Edition licenses may use
12 * this file in accordance with the libFirm Commercial License.
13 * Agreement provided with the Software.
15 * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
16 * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * @brief Statistic events.
23 * @author Sebastian Hack
27 #ifndef FIRM_STATEVENT_H
28 #define FIRM_STATEVENT_H
32 #define stat_ev_enabled 0
33 #define stat_ev_dbl(name, val) ((void)0)
34 #define stat_ev_int(name, val) ((void)0)
35 #define stat_ev(name) ((void)0)
36 #define stat_ev_emit(name, value) ((void)0)
38 #define stat_ev_cnt_decl(var) ((void)0)
39 #define stat_ev_cnt_inc(var) ((void)0)
40 #define stat_ev_cnt_done(name, var) ((void)0)
41 #define stat_ev_tim_push() ((void)0)
42 #define stat_ev_tim_pop(name) ((void)0)
44 #define stat_ev_ctx_push(key) ((void)0)
45 #define stat_ev_ctx_push_str(key, str) ((void)0)
46 #define stat_ev_ctx_push_fmt(key, fmt, value) ((void)0)
47 #define stat_ev_ctx_push_fobj(key, firm_object) ((void)0)
48 #define stat_ev_ctx_pop(key) ((void)0)
49 #define stat_ev_flush() ((void)0)
54 #include "stat_timing.h"
56 extern void stat_ev_printf(char ev_type, const char *key, const char *fmt, ...);
58 extern int stat_ev_enabled;
59 extern int stat_ev_timer_sp;
60 extern timing_ticks_t stat_ev_timer_elapsed[];
61 extern timing_ticks_t stat_ev_timer_start[];
63 static inline void stat_ev_tim_push(void) {
65 int sp = stat_ev_timer_sp++;
68 timing_enter_max_prio();
70 timing_ticks_sub(temp, stat_ev_timer_start[sp - 1]);
71 timing_ticks_add(stat_ev_timer_elapsed[sp - 1], temp);
73 timing_ticks_init(stat_ev_timer_elapsed[sp]);
74 timing_ticks(stat_ev_timer_start[sp]);
77 static inline void stat_ev_tim_pop(const char *name) {
81 sp = --stat_ev_timer_sp;
82 timing_ticks_sub(temp, stat_ev_timer_start[sp]);
83 timing_ticks_add(stat_ev_timer_elapsed[sp], temp);
84 if (name != NULL && stat_ev_enabled)
85 stat_ev_printf('E', name, "%g", timing_ticks_dbl(stat_ev_timer_elapsed[sp]));
87 timing_leave_max_prio();
89 timing_ticks(stat_ev_timer_start[sp - 1]);
93 #define stat_ev_ctx_push_fmt(key, fmt, value) \
95 if (stat_ev_enabled) { \
97 stat_ev_printf('P', key, fmt, (value)); \
98 stat_ev_tim_pop(NULL); \
102 #define stat_ev_ctx_pop(key) \
104 if (stat_ev_enabled) { \
105 stat_ev_tim_push(); \
106 stat_ev_printf('O', key, NULL); \
107 stat_ev_tim_pop(NULL); \
111 #define stat_ev_emit(name, value) \
113 if (stat_ev_enabled) { \
114 stat_ev_tim_push(); \
115 stat_ev_printf('E', name, "%g", (double) (value)); \
116 stat_ev_tim_pop(NULL); \
120 #define stat_ev_ctx_push_fobj(key, firm_object) stat_ev_ctx_push_fmt((key), "%+F", (firm_object))
121 #define stat_ev_ctx_push_str(key, str) stat_ev_ctx_push_fmt((key), "%s", (str))
122 #define stat_ev_ctx_push(key) stat_ev_ctx_push_fmt((key), "X", NULL)
124 #define stat_ev_dbl(name, val) stat_ev_emit((name), (val))
125 #define stat_ev_int(name, val) stat_ev_dbl((name), (double) (val))
126 #define stat_ev(name) stat_ev_emit((name), 0.0)
128 #define stat_ev_cnt_decl(var) int stat_ev_cnt_var_ ## var = 0
129 #define stat_ev_cnt_inc(var) do { ++stat_ev_cnt_var_ ## var; } while(0)
130 #define stat_ev_cnt_done(var, name) stat_ev_emit((name), stat_ev_cnt_var_ ## var)
133 * Initialize the stat ev machinery.
134 * @param filename_prefix The prefix of the filename (.ev or .ev.gz will be appended).
135 * @param filter All pushes, pops and events will be filtered by this.
136 * If we have regex support, you can give an extended regex here.
137 * If not, each key will be matched against this.
138 * Matched means, we look if the key starts with @p filter.
139 * If NULL is given, each key passes, ie thefilter is always TRUE.
141 void stat_ev_begin(const char *filename_prefix, const char *filter);
142 void stat_ev_end(void);
144 #define stat_ev_flush() do { if (stat_ev_enabled) fflush(stat_ev_enabled); } while(0)