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compare_strings.py : Add --gmean flag

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To calculate geometric mean for string benchmark results.

Signed-off-by: Nisha Poyarekar <nisha.s.menon@gmail.com>
This commit is contained in:
Nisha Menon 2023-04-03 10:11:05 -04:00 committed by Noah Goldstein
parent 856bab7717
commit 51a121eb36
1 changed files with 18 additions and 2 deletions
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20
benchtests/scripts/compare_strings.py
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@ -21,6 +21,7 @@ Given a string benchmark result file, print a table with comparisons with a
baseline. The baseline is the first function, which typically is the builtin
function.
"""
import math
import matplotlib as mpl
mpl.use('Agg')
@ -83,7 +84,8 @@ def draw_graph(f, v, ifuncs, results):
pylab.savefig('%s-%s.png' % (f, v), bbox_inches='tight')
def process_results(results, attrs, funcs, base_func, graph, no_diff, no_header):
def process_results(results, attrs, funcs, base_func, graph, no_diff,
no_header, gmean):
""" Process results and print them
Args:
@ -132,6 +134,8 @@ def process_results(results, attrs, funcs, base_func, graph, no_diff, no_header)
print("%36s%s" % (' ', '\t'.join(ifuncs)))
print("=" * 120)
mean_row = [0 for i in range(len(ifuncs))]
total=0
graph_res = {}
for res in results['functions'][f]['results']:
try:
@ -144,8 +148,11 @@ def process_results(results, attrs, funcs, base_func, graph, no_diff, no_header)
key = ', '.join(attr_list)
sys.stdout.write('%36s: ' % key)
graph_res[key] = res['timings']
for t in res['timings']:
if selected[i]:
if gmean:
mean_row[i] = mean_row[i]+math.log(t)
sys.stdout.write ('%12.2f' % t)
if not no_diff:
if i != base_index:
@ -159,6 +166,12 @@ def process_results(results, attrs, funcs, base_func, graph, no_diff, no_header)
if graph:
draw_graph(f, v, results['functions'][f]['ifuncs'], graph_res)
if gmean:
print("=" * 120)
total = len(results['functions'][f]['results'])
sys.stdout.write ('Geo-mean (for %s inputs)'%total)
for m in mean_row:
sys.stdout.write ('%12.2f' % (math.exp(m/total)))
def main(args):
"""Program Entry Point
@ -180,7 +193,8 @@ def main(args):
funcs = None
results = parse_file(args.input, args.schema)
process_results(results, attrs, funcs, base_func, args.graph, args.no_diff, args.no_header)
process_results(results, attrs, funcs, base_func, args.graph, args.no_diff,
args.no_header, args.gmean)
return os.EX_OK
@ -207,6 +221,8 @@ if __name__ == '__main__':
help='Do not print the difference from baseline.')
parser.add_argument('--no-header', action='store_true',
help='Do not print the header.')
parser.add_argument('--gmean', action='store_true',
help='Print the geometric mean at the end of the output.')
args = parser.parse_args()
sys.exit(main(args))