1 files changed, 34 insertions, 0 deletions
diff --git a/test/ec/bench_divpoly.py b/test/ec/bench_divpoly.py
new file mode 100755
index 0000000..0df7d59
--- /dev/null
+++ b/test/ec/bench_divpoly.py
@@ -0,0 +1,34 @@
+#!/usr/bin/env python
+import sys
+
+import click
+
+from pyecsca.ec.divpoly import mult_by_n
+from pyecsca.ec.params import get_params
+from datetime import datetime
+
+
+@click.command()
+@click.option("-n", type=click.INT, default=21)
+def main(n):
+    p256 = get_params("secg", "secp256r1", "projective")
+
+    print("Benchmarking divpoly computation on P-256...", file=sys.stderr)
+
+    ns = []
+    durs = []
+    mems = []
+    for i in range(2, n):
+        start = datetime.now()
+        mx, my = mult_by_n(p256.curve, i)
+        end = datetime.now()
+        duration = (end - start).total_seconds()
+        memory = (mx[0].degree() + mx[1].degree() + my[0].degree() + my[1].degree()) * 32
+        ns.append(i)
+        durs.append((end - start).total_seconds())
+        mems.append(memory)
+        print(i, duration, memory, sep=",")
+
+
+if __name__ == "__main__":
+    main()