2 * yosys -- Yosys Open SYnthesis Suite
4 * Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
6 * Permission to use, copy, modify, and/or distribute this software for any
7 * purpose with or without fee is hereby granted, provided that the above
8 * copyright notice and this permission notice appear in all copies.
10 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
15 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
16 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
20 #include "kernel/yosys.h"
28 # include <sys/time.h>
29 # include <sys/resource.h>
32 // from libs/sha1/sha1.h
37 #define S__LINE__sub2(x) #x
38 #define S__LINE__sub1(x) S__LINE__sub2(x)
39 #define S__LINE__ S__LINE__sub1(__LINE__)
41 struct log_cmd_error_exception
{ };
43 extern std::vector
<FILE*> log_files
;
44 extern std::vector
<std::ostream
*> log_streams
;
45 extern FILE *log_errfile
;
46 extern SHA1
*log_hasher
;
49 extern bool log_cmd_error_throw
;
50 extern int log_verbose_level
;
52 void logv(const char *format
, va_list ap
);
53 void logv_header(const char *format
, va_list ap
);
54 void logv_warning(const char *format
, va_list ap
);
55 YS_NORETURN
void logv_error(const char *format
, va_list ap
) YS_ATTRIBUTE(noreturn
);
57 void log(const char *format
, ...) YS_ATTRIBUTE(format(printf
, 1, 2));
58 void log_header(const char *format
, ...) YS_ATTRIBUTE(format(printf
, 1, 2));
59 void log_warning(const char *format
, ...) YS_ATTRIBUTE(format(printf
, 1, 2));
60 YS_NORETURN
void log_error(const char *format
, ...) YS_ATTRIBUTE(format(printf
, 1, 2), noreturn
);
61 YS_NORETURN
void log_cmd_error(const char *format
, ...) YS_ATTRIBUTE(format(printf
, 1, 2), noreturn
);
67 void log_reset_stack();
70 const char *log_signal(const RTLIL::SigSpec
&sig
, bool autoint
= true);
71 const char *log_id(RTLIL::IdString id
);
73 template<typename T
> static inline const char *log_id(T
*obj
) {
74 return log_id(obj
->name
);
77 void log_cell(RTLIL::Cell
*cell
, std::string indent
= "");
79 static inline void log_assert_worker(bool cond
, const char *expr
, const char *file
, int line
) {
80 if (!cond
) log_error("Assert `%s' failed in %s:%d.\n", expr
, file
, line
);
83 #define log_abort() YOSYS_NAMESPACE_PREFIX log_error("Abort in %s:%d.\n", __FILE__, __LINE__)
84 #define log_assert(_assert_expr_) YOSYS_NAMESPACE_PREFIX log_assert_worker(_assert_expr_, #_assert_expr_, __FILE__, __LINE__)
85 #define log_ping() YOSYS_NAMESPACE_PREFIX log("-- %s:%d %s --\n", __FILE__, __LINE__, __PRETTY_FUNCTION__)
88 // ---------------------------------------------------
89 // This is the magic behind the code coverage counters
90 // ---------------------------------------------------
92 #ifdef YOSYS_ENABLE_COVER
94 #define cover(_id) do { \
95 static CoverData __d YS_ATTRIBUTE(section("yosys_cover_list"), aligned(1), used) = { __FILE__, __FUNCTION__, _id, __LINE__, 0 }; \
100 const char *file
, *func
, *id
;
102 } YS_ATTRIBUTE(packed
);
104 // this two symbols are created by the linker for the "yosys_cover_list" ELF section
105 extern "C" struct CoverData __start_yosys_cover_list
[];
106 extern "C" struct CoverData __stop_yosys_cover_list
[];
108 extern std::map
<std::string
, std::pair
<std::string
, int>> extra_coverage_data
;
110 void cover_extra(std::string parent
, std::string id
, bool increment
= true);
111 std::map
<std::string
, std::pair
<std::string
, int>> get_coverage_data();
113 #define cover_list(_id, ...) do { cover(_id); \
114 std::string r = cover_list_worker(_id, __VA_ARGS__); \
115 log_assert(r.empty()); \
118 static inline std::string
cover_list_worker(std::string
, std::string last
) {
122 template<typename
... T
>
123 std::string
cover_list_worker(std::string prefix
, std::string first
, T
... rest
) {
124 std::string selected
= cover_list_worker(prefix
, rest
...);
125 cover_extra(prefix
, prefix
+ "." + first
, first
== selected
);
126 return first
== selected
? "" : selected
;
130 # define cover(...) do { } while (0)
131 # define cover_list(...) do { } while (0)
135 // ------------------------------------------------------------
136 // everything below this line are utilities for troubleshooting
137 // ------------------------------------------------------------
139 // simple timer for performance measurements
140 // toggle the '#if 1' to get a baseline for the perormance penalty added by the measurement
141 struct PerformanceTimer
150 static int64_t query() {
151 #if defined(_POSIX_TIMERS) && (_POSIX_TIMERS > 0)
153 clock_gettime(CLOCK_PROCESS_CPUTIME_ID
, &ts
);
154 return int64_t(ts
.tv_sec
)*1000000000 + ts
.tv_nsec
;
155 #elif defined(RUSAGE_SELF)
156 struct rusage rusage
;
158 if (getrusage(RUSAGE_SELF
, &rusage
) == -1) {
159 log_cmd_error("getrusage failed!\n");
162 t
= 1000000000ULL * (int64_t) rusage
.ru_utime
.tv_sec
+ (int64_t) rusage
.ru_utime
.tv_usec
* 1000ULL;
163 t
+= 1000000000ULL * (int64_t) rusage
.ru_stime
.tv_sec
+ (int64_t) rusage
.ru_stime
.tv_usec
* 1000ULL;
168 #error Dont know how to measure per-process CPU time. Need alternative method (times()/clocks()/gettimeofday()?).
185 return total_ns
* 1e-9f
;
188 static int64_t query() { return 0; }
192 float sec() const { return 0; }
196 // simple API for quickly dumping values when debugging
198 static inline void log_dump_val_worker(short v
) { log("%d", v
); }
199 static inline void log_dump_val_worker(unsigned short v
) { log("%u", v
); }
200 static inline void log_dump_val_worker(int v
) { log("%d", v
); }
201 static inline void log_dump_val_worker(unsigned int v
) { log("%u", v
); }
202 static inline void log_dump_val_worker(long int v
) { log("%ld", v
); }
203 static inline void log_dump_val_worker(unsigned long int v
) { log("%lu", v
); }
205 static inline void log_dump_val_worker(long long int v
) { log("%lld", v
); }
206 static inline void log_dump_val_worker(unsigned long long int v
) { log("%lld", v
); }
208 static inline void log_dump_val_worker(char c
) { log(c
>= 32 && c
< 127 ? "'%c'" : "'\\x%02x'", c
); }
209 static inline void log_dump_val_worker(unsigned char c
) { log(c
>= 32 && c
< 127 ? "'%c'" : "'\\x%02x'", c
); }
210 static inline void log_dump_val_worker(bool v
) { log("%s", v
? "true" : "false"); }
211 static inline void log_dump_val_worker(double v
) { log("%f", v
); }
212 static inline void log_dump_val_worker(char *v
) { log("%s", v
); }
213 static inline void log_dump_val_worker(const char *v
) { log("%s", v
); }
214 static inline void log_dump_val_worker(std::string v
) { log("%s", v
.c_str()); }
215 static inline void log_dump_val_worker(PerformanceTimer p
) { log("%f seconds", p
.sec()); }
216 static inline void log_dump_args_worker(const char *p
) { log_assert(*p
== 0); }
217 void log_dump_val_worker(RTLIL::SigSpec v
);
220 static inline void log_dump_val_worker(T
*ptr
) { log("%p", ptr
); }
222 template<typename T
, typename
... Args
>
223 void log_dump_args_worker(const char *p
, T first
, Args
... args
)
225 int next_p_state
= 0;
226 const char *next_p
= p
;
227 while (*next_p
&& (next_p_state
!= 0 || *next_p
!= ',')) {
231 while (*next_p
== '\\' && *(next_p
+ 1))
233 } while (*next_p
&& *next_p
!= '"');
234 if (*next_p
== '\'') {
241 if (*next_p
== '(' || *next_p
== '[' || *next_p
== '{')
243 if ((*next_p
== ')' || *next_p
== ']' || *next_p
== '}') && next_p_state
> 0)
247 log("\n\t%.*s => ", int(next_p
- p
), p
);
250 while (*next_p
== ' ' || *next_p
== '\t' || *next_p
== '\r' || *next_p
== '\n')
252 log_dump_val_worker(first
);
253 log_dump_args_worker(next_p
, args
...);
256 #define log_dump(...) do { \
257 log("DEBUG DUMP IN %s AT %s:%d:", __PRETTY_FUNCTION__, __FILE__, __LINE__); \
258 log_dump_args_worker(#__VA_ARGS__, __VA_ARGS__); \