diff options
Diffstat (limited to 'kernel/driver.cc')
| -rw-r--r-- | kernel/driver.cc | 42 |
1 files changed, 39 insertions, 3 deletions
diff --git a/kernel/driver.cc b/kernel/driver.cc index 01ade7d46..273be7ce1 100644 --- a/kernel/driver.cc +++ b/kernel/driver.cc @@ -43,6 +43,7 @@ int main(int argc, char **argv) bool scriptfile_tcl = false; bool got_output_filename = false; bool print_banner = true; + bool print_stats = true; bool call_abort = false; int history_offset = 0; @@ -54,7 +55,7 @@ int main(int argc, char **argv) } int opt; - while ((opt = getopt(argc, argv, "AQVSm:f:Hh:b:o:p:l:qv:ts:c:")) != -1) + while ((opt = getopt(argc, argv, "AQTVSm:f:Hh:b:o:p:l:qv:ts:c:")) != -1) { switch (opt) { @@ -64,6 +65,9 @@ int main(int argc, char **argv) case 'Q': print_banner = false; break; + case 'T': + print_stats = false; + break; case 'V': printf("%s\n", yosys_version_str); exit(0); @@ -129,12 +133,15 @@ int main(int argc, char **argv) break; default: fprintf(stderr, "\n"); - fprintf(stderr, "Usage: %s [-V -S -Q -q] [-v <level>[-t] [-l <logfile>] [-o <outfile>] [-f <frontend>] [-h cmd] \\\n", argv[0]); + fprintf(stderr, "Usage: %s [-V -S -Q -T -q] [-v <level>[-t] [-l <logfile>] [-o <outfile>] [-f <frontend>] [-h cmd] \\\n", argv[0]); fprintf(stderr, " %*s[{-s|-c} <scriptfile>] [-p <pass> [-p ..]] [-b <backend>] [-m <module_file>] [<infile> [..]]\n", int(strlen(argv[0])+1), ""); fprintf(stderr, "\n"); fprintf(stderr, " -Q\n"); fprintf(stderr, " suppress printing of banner (copyright, disclaimer, version)\n"); fprintf(stderr, "\n"); + fprintf(stderr, " -T\n"); + fprintf(stderr, " suppress printing of footer (log hash, version, timing statistics)\n"); + fprintf(stderr, "\n"); fprintf(stderr, " -q\n"); fprintf(stderr, " quiet operation. only write error messages to console\n"); fprintf(stderr, "\n"); @@ -284,7 +291,36 @@ int main(int argc, char **argv) } #endif - log("\nEnd of script.\n"); + if (print_stats) + { + struct rusage ru_buffer; + getrusage(RUSAGE_SELF, &ru_buffer); + log("\nEnd of script. Logfile hash: xxxxxxxxxx, CPU: user %.2fs system %.2fs\n", + 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); + log("%s\nTime spent:", yosys_version_str); + + int64_t total_ns = 0; + std::set<std::tuple<int64_t, int, std::string>> timedat; + + for (auto &it : pass_register) + if (it.second->call_counter) { + total_ns += it.second->runtime_ns + 1; + timedat.insert(make_tuple(it.second->runtime_ns + 1, it.second->call_counter, it.first)); + } + + int out_count = 0; + for (auto it = timedat.rbegin(); it != timedat.rend() && out_count < 4; it++, out_count++) { + if (out_count >= 2 && (std::get<0>(*it) < 1000000000 || int(100*std::get<0>(*it) / total_ns) < 20)) { + log(", ..."); + break; + } + log("%s %d%% %dx %s (%d sec)", out_count ? "," : "", int(100*std::get<0>(*it) / total_ns), + std::get<1>(*it), std::get<2>(*it).c_str(), int(std::get<0>(*it) / 1000000000)); + } + log("%s\n", out_count ? "" : " no commands executed"); + } + if (call_abort) abort(); |