yosys/kernel/log.h

97 lines
2.7 KiB
C++

/*
* yosys -- Yosys Open SYnthesis Suite
*
* Copyright (C) 2012 Clifford Wolf <clifford@clifford.at>
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
*/
#ifndef LOG_H
#define LOG_H
#include "kernel/rtlil.h"
#include <stdio.h>
#include <time.h>
#include <vector>
extern std::vector<FILE*> log_files;
extern FILE *log_errfile;
extern bool log_time;
extern bool log_cmd_error_throw;
extern int log_verbose_level;
std::string stringf(const char *fmt, ...);
void logv(const char *format, va_list ap);
void logv_header(const char *format, va_list ap);
void logv_error(const char *format, va_list ap) __attribute__ ((noreturn));
void log(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
void log_header(const char *format, ...) __attribute__ ((format (printf, 1, 2)));
void log_error(const char *format, ...) __attribute__ ((format (printf, 1, 2))) __attribute__ ((noreturn));
void log_cmd_error(const char *format, ...) __attribute__ ((format (printf, 1, 2))) __attribute__ ((noreturn));
void log_push();
void log_pop();
void log_reset_stack();
void log_flush();
const char *log_signal(const RTLIL::SigSpec &sig, bool autoint = true);
#define log_abort() log_error("Abort in %s:%d.\n", __FILE__, __LINE__)
#define log_assert(_assert_expr_) do { if (_assert_expr_) break; log_error("Assert `%s' failed in %s:%d.\n", #_assert_expr_, __FILE__, __LINE__); } while (0)
// simple timer for performance measurements
// toggle the '#if 1' to get a baseline for the perormance penalty added by the measurement
struct PerformanceTimer
{
#if 1
int64_t total_ns;
PerformanceTimer() {
total_ns = 0;
}
static int64_t query() {
struct timespec ts;
clock_gettime(CLOCK_PROCESS_CPUTIME_ID, &ts);
return int64_t(ts.tv_sec)*1000000000 + ts.tv_nsec;
}
void reset() {
total_ns = 0;
}
void add() {
total_ns += query();
}
void sub() {
total_ns -= query();
}
float sec() const {
return total_ns * 1e-9;
}
#else
void reset() { }
void add() { }
void sub() { }
float sec() const { return 0; }
#endif
};
#endif