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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 baseline. The baseline is the first function, which typically is the builtin
function. function.
""" """
import math
import matplotlib as mpl import matplotlib as mpl
mpl.use('Agg') mpl.use('Agg')
@ -83,7 +84,8 @@ def draw_graph(f, v, ifuncs, results):
pylab.savefig('%s-%s.png' % (f, v), bbox_inches='tight') 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 """ Process results and print them
Args: 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("%36s%s" % (' ', '\t'.join(ifuncs)))
print("=" * 120) print("=" * 120)
mean_row = [0 for i in range(len(ifuncs))]
total=0
graph_res = {} graph_res = {}
for res in results['functions'][f]['results']: for res in results['functions'][f]['results']:
try: try:
@ -144,8 +148,11 @@ def process_results(results, attrs, funcs, base_func, graph, no_diff, no_header)
key = ', '.join(attr_list) key = ', '.join(attr_list)
sys.stdout.write('%36s: ' % key) sys.stdout.write('%36s: ' % key)
graph_res[key] = res['timings'] graph_res[key] = res['timings']
for t in res['timings']: for t in res['timings']:
if selected[i]: if selected[i]:
if gmean:
mean_row[i] = mean_row[i]+math.log(t)
sys.stdout.write ('%12.2f' % t) sys.stdout.write ('%12.2f' % t)
if not no_diff: if not no_diff:
if i != base_index: if i != base_index:
@ -159,6 +166,12 @@ def process_results(results, attrs, funcs, base_func, graph, no_diff, no_header)
if graph: if graph:
draw_graph(f, v, results['functions'][f]['ifuncs'], graph_res) 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): def main(args):
"""Program Entry Point """Program Entry Point
@ -180,7 +193,8 @@ def main(args):
funcs = None funcs = None
results = parse_file(args.input, args.schema) 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 return os.EX_OK
@ -207,6 +221,8 @@ if __name__ == '__main__':
help='Do not print the difference from baseline.') help='Do not print the difference from baseline.')
parser.add_argument('--no-header', action='store_true', parser.add_argument('--no-header', action='store_true',
help='Do not print the header.') 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() args = parser.parse_args()
sys.exit(main(args)) sys.exit(main(args))