Initial BLS bench commit

benchmarks/bench_bls_sig_agggregation.nim

@@ -1,7 +1,8 @@
 import
   ./bench_common,
-  ../src/scheme1,
-  nimcrypto, endians
+  milagro_crypto,
+  nimcrypto, endians, sequtils, times, strformat,
+  random
 
 func attestation_signed_data(
     fork_version: int,
@@ -34,3 +35,46 @@ func attestation_signed_data(
 
   result.data[0 ..< 32] = ctx.finish().data.toOpenArray(0, 31)
   ctx.clear()
+
+proc randBytes32(): array[32, byte] =
+  for b in result.mitems:
+    b = byte rand(0..255)
+
+proc main() =
+
+  warmup()
+  randomize(42) # Random seed for reproducibility
+
+  #####################
+  # Randomize block and attestation parameters
+  # so that compiler does not optimize them away
+  let
+    num_validators = rand(128 .. 1024)
+    num_parent_hashes = rand(2 .. 16)
+    justified_slot = rand(4096)
+    slot = rand(4096 .. 4096 + 256) # 256 slots = 1.1 hour
+    shard_id = rand(high(int16))
+    parent_hashes = newSeqWith(num_parent_hashes, randBytes32())
+    shard_block_hash = randBytes32()
+
+  echo "\n#### Block parameters"
+  echo &"Number of validators:          {num_validators:>64}"
+  echo &"Number of block parent hashes: {num_parent_hashes:>64}"
+  echo &"Slot:                          {slot:>64}"
+  echo &"Shard_id:                      {shard_id:>64}"
+  echo &"Parent_hash[0]:                {parent_hashes[0].toHex:>64}"
+  echo &"Shard_block_hash:              {shard_block_hash.toHex:>64}"
+  echo &"justified_slot:                {justified_slot:>64}"
+
+  #####################
+  var start = cpuTime()
+  let secret_public_keypairs = newSeqWith(num_validators, newKeyPair())
+  var stop = cpuTime()
+
+  echo &"\n{num_validators} key pairs generated in {stop - start :>4.3f} ms"
+
+
+when isMainModule:
+  main()
+
+