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
28 #ifndef FIRM_STATEVENT_H
29 #define FIRM_STATEVENT_H
31 #if !defined(FIRM_STATISTICS) || defined(DISABLE_STATEV)
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(key)
46 #define stat_ev_ctx_push_str(key, str)
47 #define stat_ev_ctx_push_fmt(key, fmt, value)
48 #define stat_ev_ctx_push_fobj(key, firm_object)
49 #define stat_ev_ctx_pop(key)
50 #define stat_ev_flush()
55 #include "stat_timing.h"
57 extern void stat_ev_printf(char ev_type, const char *key, const char *fmt, ...);
59 extern int stat_ev_enabled;
60 extern int stat_ev_timer_sp;
61 extern timing_ticks_t stat_ev_timer_elapsed[];
62 extern timing_ticks_t stat_ev_timer_start[];
63 extern timing_sched_env_t stat_ev_sched_rt;
64 extern timing_sched_env_t stat_ev_sched_normal;
66 static INLINE __attribute__((unused)) void stat_ev_tim_push(void) {
68 int sp = stat_ev_timer_sp++;
71 timing_sched_set(&stat_ev_sched_rt);
73 timing_ticks_sub(temp, stat_ev_timer_start[sp - 1]);
74 timing_ticks_add(stat_ev_timer_elapsed[sp - 1], temp);
76 timing_ticks_init(stat_ev_timer_elapsed[sp]);
77 timing_ticks(stat_ev_timer_start[sp]);
80 static INLINE __attribute__((unused)) void stat_ev_tim_pop(const char *name) {
84 sp = --stat_ev_timer_sp;
85 timing_ticks_sub(temp, stat_ev_timer_start[sp]);
86 timing_ticks_add(stat_ev_timer_elapsed[sp], temp);
87 if (name != NULL && stat_ev_enabled)
88 stat_ev_printf('E', name, "%g", timing_ticks_dbl(stat_ev_timer_elapsed[sp]));
90 timing_sched_set(&stat_ev_sched_normal);
92 timing_ticks(stat_ev_timer_start[sp - 1]);
95 #define stat_ev_ctx_push_fmt(key, fmt, value) \
97 if (stat_ev_enabled) { \
99 stat_ev_printf('P', key, fmt, (value)); \
100 stat_ev_tim_pop(NULL); \
104 #define stat_ev_ctx_pop(key) \
106 if (stat_ev_enabled) { \
107 stat_ev_tim_push(); \
108 stat_ev_printf('O', key, NULL); \
109 stat_ev_tim_pop(NULL); \
113 #define stat_ev_emit(name, value) \
115 if (stat_ev_enabled) { \
116 stat_ev_tim_push(); \
117 stat_ev_printf('E', name, "%g", (double) (value)); \
118 stat_ev_tim_pop(NULL); \
122 #define stat_ev_ctx_push_fobj(key, firm_object) stat_ev_ctx_push_fmt((key), "%+F", (firm_object))
123 #define stat_ev_ctx_push_str(key, str) stat_ev_ctx_push_fmt((key), "%s", (str))
124 #define stat_ev_ctx_push(key) stat_ev_ctx_push_fmt((key), "X", NULL)
126 #define stat_ev_dbl(name, val) stat_ev_emit((name), (val))
127 #define stat_ev_int(name, val) stat_ev_dbl((name), (double) (val))
128 #define stat_ev(name) stat_ev_emit((name), 0.0)
130 #define stat_ev_cnt_decl(var) int stat_ev_cnt_var_ ## var = 0
131 #define stat_ev_cnt_inc(var) do { ++stat_ev_cnt_var_ ## var; } while(0)
132 #define stat_ev_cnt_done(var, name) stat_ev_emit((name), stat_ev_cnt_var_ ## var)
134 #define stat_ev_do(expr) (stat_ev_enabled ? ((expr), 1) : 0)
135 #define stat_ev_if if (stat_ev_enabled)
138 * Initialize the stat ev machinery.
139 * @param filename_prefix The prefix of the filename (.ev or .ev.gz will be appended).
140 * @param filter All pushes, pops and events will be filtered by this.
141 * If we have regex support, you can give an extended regex here.
142 * If not, each key will be matched against this.
143 * Matched means, we look if the key starts with @p filter.
144 * If NULL is given, each key passes, ie thefilter is always TRUE.
146 void stat_ev_begin(const char *filename_prefix, const char *filter);
147 void stat_ev_end(void);
149 #define stat_ev_flush() do { if (stat_ev_enabled) fflush(stat_ev_enabled); } while(0)
153 #endif /* FIRM_STATEVENT_H */