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Merge pull request #5731 from YosysHQ/nella/wall-clock

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Implement wall clock time measurement
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Emil J 2026-03-19 16:21:26 +00:00 • committed by GitHub
commit dc77140275
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1 changed files with 7 additions and 2 deletions
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9
kernel/driver.cc
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@ -23,6 +23,7 @@
#define CXXOPTS_VECTOR_DELIMITER '\0'
#include "libs/cxxopts/include/cxxopts.hpp"
#include <iostream>
#include <chrono>
#ifdef YOSYS_ENABLE_READLINE
# include <readline/readline.h>
@ -195,6 +196,7 @@ namespace Yosys {
int main(int argc, char **argv)
{
auto wall_clock_start = std::chrono::steady_clock::now();
std::string frontend_command = "auto";
std::string backend_command = "auto";
std::vector<std::string> vlog_defines;
@ -700,8 +702,11 @@ int main(int argc, char **argv)
meminfo = stringf(", MEM: %.2f MB peak",
ru_buffer.ru_maxrss / (1024.0 * 1024.0));
#endif
log("End of script. Logfile hash: %s%sCPU: user %.2fs system %.2fs%s\n", hash,
stats_divider.c_str(), ru_buffer.ru_utime.tv_sec + 1e-6 * ru_buffer.ru_utime.tv_usec,
double wall_seconds = std::chrono::duration<double>(
std::chrono::steady_clock::now() - wall_clock_start).count();
log("End of script. Logfile hash: %s%stime: %.2fs, user: %.2fs, system: %.2fs%s\n", hash,
stats_divider.c_str(), wall_seconds, ru_buffer.ru_utime.tv_sec + 1e-6 * ru_buffer.ru_utime.tv_usec,
ru_buffer.ru_stime.tv_sec + 1e-6 * ru_buffer.ru_stime.tv_usec, meminfo.c_str());
#endif
log("%s\n", yosys_maybe_version());