2 * Copyright (C) 1995-2007 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
28 #ifndef FIRM_STATEVENT_H
29 #define FIRM_STATEVENT_H
31 #ifndef FIRM_STATISTICS
33 #define stat_ev_do(expr)
34 #define stat_ev_if if (0)
35 #define stat_ev_dbl(name, val)
36 #define stat_ev_int(name, val)
39 #define stat_ev_cnt_decl(var)
40 #define stat_ev_cnt_inc(var)
41 #define stat_ev_cnt_done(name, var)
42 #define stat_ev_tim_push()
43 #define stat_ev_tim_pop(name)
45 #define stat_ev_ctx_push_fobj(key, firm_object)
46 #define stat_ev_ctx_push(key, value)
47 #define stat_ev_ctx_pop(key)
48 #define stat_ev_flush()
55 extern void stat_ev_printf(char ev_type, const char *key, const char *fmt, ...);
57 extern int stat_ev_enabled;
58 extern int stat_ev_timer_sp;
59 extern timing_ticks_t stat_ev_timer_elapsed[];
60 extern timing_ticks_t stat_ev_timer_start[];
61 extern timing_sched_env_t stat_ev_sched_rt;
62 extern timing_sched_env_t stat_ev_sched_normal;
64 static INLINE __attribute__((unused)) void stat_ev_tim_push(void) {
66 int sp = stat_ev_timer_sp++;
69 timing_sched_set(&stat_ev_sched_rt);
71 timing_ticks_sub(temp, stat_ev_timer_start[sp - 1]);
72 timing_ticks_add(stat_ev_timer_elapsed[sp - 1], temp);
74 timing_ticks_init(stat_ev_timer_elapsed[sp]);
75 timing_ticks(stat_ev_timer_start[sp]);
78 static INLINE __attribute__((unused)) void stat_ev_tim_pop(const char *name) {
82 sp = --stat_ev_timer_sp;
83 timing_ticks_sub(temp, stat_ev_timer_start[sp]);
84 timing_ticks_add(stat_ev_timer_elapsed[sp], temp);
85 if (name != NULL && stat_ev_enabled)
86 stat_ev_printf('E', name, "%g", timing_ticks_dbl(stat_ev_timer_elapsed[sp]));
88 timing_sched_set(&stat_ev_sched_normal);
90 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)
132 #define stat_ev_do(expr) (stat_ev_enabled ? ((expr), 1) : 0)
133 #define stat_ev_if if (stat_ev_enabled)
136 * Initialize the stat ev machinery.
137 * @param filename_prefix The prefix of the filename (.ev or .ev.gz will be appended).
138 * @param filter All pushes, pops and events will be filtered by this.
139 * If we have regex support, you can give an extended regex here.
140 * If not, each key will be matched against this.
141 * Matched means, we look if the key starts with @p filter.
142 * If NULL is given, each key passes, ie thefilter is always TRUE.
144 void stat_ev_begin(const char *filename_prefix, const char *filter);
145 void stat_ev_end(void);
147 #define stat_ev_flush() do { if (stat_ev_enabled) fflush(stat_ev_enabled); } while(0)
151 #endif /* FIRM_STATEVENT_H */