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Enhance slack histogram with '+' to indicate less-than-granularity

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This commit is contained in:
Eddie Hung 2018-08-06 07:29:42 -07:00
parent 6c8319e29a
commit dc685f2061
1 changed files with 4 additions and 2 deletions
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6
common/timing.cc
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@ -256,9 +256,11 @@ void timing_analysis(Context *ctx, bool print_histogram, bool print_path)
log_break();
log_info("Slack histogram:\n");
log_info(" legend: * represents %d endpoint(s)\n", max_freq / bar_width);
log_info(" + represents [1,%d) endpoint(s)\n", max_freq / bar_width);
for (unsigned i = 0; i < bins.size(); ++i)
log_info("%6d < ps < %6d |%s\n", min_slack + bin_size * i, min_slack + bin_size * (i + 1),
std::string(bins[i] * bar_width / max_freq, '*').c_str());
log_info("[%6d, %6d) |%s%c\n", min_slack + bin_size * i, min_slack + bin_size * (i + 1),
std::string(bins[i] * bar_width / max_freq, '*').c_str(),
(bins[i] * bar_width) % max_freq > 0 ? '+' : ' ');
}
}