MultipleVerify BLST Benchmark

benchmark.go

func BenchmarkVerifyMultipleSignatures(b *testing.B) {
	var dst = []byte("BLS_SIG_BLS12381G2_XMD:SHA-256_SSWU_RO_POP_")
	pubkeys := make([]*blst.P1Affine, 0, 100)
	sigs := make([]*blst.P2Affine, 0, 100)
	var msgs [][]byte
	for i := 0; i < 100; i++ {
		msg := [32]byte{'h', 'e', 'l', 'l', 'o', byte(i)}
		rdbyte := [32]byte{}
		mrand.Read(rdbyte[:])
		priv := blst.KeyGen(rdbyte[:])
		pub := new(blst.P1Affine).From(priv)
		sig := new(blst.P2Affine).Sign(priv, msg[:], dst)
		pubkeys = append(pubkeys, pub)
		sigs = append(sigs, sig)
		msgs = append(msgs, msg[:])
	}
	b.Run("AggregateVerify", func(b *testing.B) {
		b.ReportAllocs()
		for i := 0; i < b.N; i++ {
			agg := new(blst.P2Aggregate).Aggregate(sigs).ToAffine()
			agg.AggregateVerify(pubkeys, msgs, dst)
		}
	})
	b.Run("MultipleAggregateVerify", func(b *testing.B) {
		b.ReportAllocs()
		for i := 0; i < b.N; i++ {
			randFunc := func(scalar *blst.Scalar) {
				var rbytes [32]byte
				mrand.Read(rbytes[:])
				scalar.FromBEndian(rbytes[:])
			}
			dummySig := new(blst.P2Affine)
			dummySig.MultipleAggregateVerify(sigs, pubkeys, msgs, dst, randFunc, 64)
		}
	})
}