diff options
Diffstat (limited to 'libcxx/utils')
| -rwxr-xr-x | libcxx/utils/compare-benchmarks | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/libcxx/utils/compare-benchmarks b/libcxx/utils/compare-benchmarks index 988e243..d165c73 100755 --- a/libcxx/utils/compare-benchmarks +++ b/libcxx/utils/compare-benchmarks @@ -65,9 +65,16 @@ def plain_text_comparison(data, metric, baseline_name=None, candidate_name=None) """ data = data.replace(numpy.nan, None) # avoid NaNs in tabulate output headers = ['Benchmark', baseline_name, candidate_name, 'Difference', '% Difference'] - fmt = (None, '.2f', '.2f', '.2f', '.2f') - table = data[['benchmark', f'{metric}_0', f'{metric}_1', 'difference', 'percent']].set_index('benchmark') - return tabulate.tabulate(table, headers=headers, floatfmt=fmt, numalign='right') + fmt = (None, '.2f', '.2f', '.2f', '.2%') + table = data[['benchmark', f'{metric}_0', f'{metric}_1', 'difference', 'percent']] + + # Compute the geomean and report on their difference + geomean_0 = statistics.geometric_mean(data[f'{metric}_0'].dropna()) + geomean_1 = statistics.geometric_mean(data[f'{metric}_1'].dropna()) + geomean_row = ['Geomean', geomean_0, geomean_1, (geomean_1 - geomean_0), (geomean_1 - geomean_0) / geomean_0] + table.loc[table.index.max()] = geomean_row + + return tabulate.tabulate(table.set_index('benchmark'), headers=headers, floatfmt=fmt, numalign='right') def create_chart(data, metric, subtitle=None, series_names=None): """ @@ -154,7 +161,7 @@ def main(argv): # If we have exactly two data sets, compute additional info in new columns if len(lnt_inputs) == 2: data['difference'] = data[f'{args.metric}_1'] - data[f'{args.metric}_0'] - data['percent'] = 100 * (data['difference'] / data[f'{args.metric}_0']) + data['percent'] = data['difference'] / data[f'{args.metric}_0'] if args.filter is not None: keeplist = [b for b in data['benchmark'] if re.search(args.filter, b) is not None] |