openethereum/ethcore/evm/benches/basic.rs

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// Copyright 2015-2019 Parity Technologies (UK) Ltd.
// This file is part of Parity Ethereum.
// Parity Ethereum is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// Parity Ethereum is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
// You should have received a copy of the GNU General Public License
// along with Parity Ethereum. If not, see <http://www.gnu.org/licenses/>.
//! benchmarking for EVM
#[macro_use]
extern crate criterion;
extern crate bit_set;
extern crate ethereum_types;
extern crate parking_lot;
extern crate heapsize;
extern crate vm;
extern crate evm;
extern crate keccak_hash as hash;
extern crate memory_cache;
extern crate parity_bytes as bytes;
extern crate rustc_hex;
use criterion::{Criterion, Bencher, black_box};
use std::str::FromStr;
use std::sync::Arc;
use ethereum_types::{U256, Address};
use vm::{ActionParams, Result, GasLeft, Ext};
use vm::tests::FakeExt;
use evm::Factory;
use rustc_hex::FromHex;
criterion_group!(
basic,
simple_loop_log0_usize,
simple_loop_log0_u256,
mem_gas_calculation_same_usize,
mem_gas_calculation_same_u256,
mem_gas_calculation_increasing_usize,
mem_gas_calculation_increasing_u256
);
criterion_main!(basic);
fn simple_loop_log0_usize(b: &mut Criterion) {
b.bench_function("simple_loop_log0_usize", |b| {
simple_loop_log0(U256::from(::std::usize::MAX), b);
});
}
fn simple_loop_log0_u256(b: &mut Criterion) {
b.bench_function("simple_loop_log0_u256", |b| {
simple_loop_log0(!U256::zero(), b);
});
}
fn simple_loop_log0(gas: U256, b: &mut Bencher) {
let factory = Factory::default();
let mut ext = FakeExt::new();
let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
let code = black_box(
"62ffffff5b600190036000600fa0600357".from_hex().unwrap()
);
b.iter(|| {
let mut params = ActionParams::default();
params.address = address.clone();
params.gas = gas;
params.code = Some(Arc::new(code.clone()));
let vm = factory.create(params, ext.schedule(), 0);
result(vm.exec(&mut ext).ok().unwrap())
});
}
fn mem_gas_calculation_same_usize(b: &mut Criterion) {
b.bench_function("mem_gas_calculation_same_usize", |b| {
mem_gas_calculation_same(U256::from(::std::usize::MAX), b);
});
}
fn mem_gas_calculation_same_u256(b: &mut Criterion) {
b.bench_function("mem_gas_calculation_same_u256", |b| {
mem_gas_calculation_same(!U256::zero(), b);
});
}
fn mem_gas_calculation_same(gas: U256, b: &mut Bencher) {
let factory = Factory::default();
let mut ext = FakeExt::new();
let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
b.iter(|| {
let code = black_box(
"6110006001556001546000555b610fff805560016000540380600055600c57".from_hex().unwrap()
);
let mut params = ActionParams::default();
params.address = address.clone();
params.gas = gas;
params.code = Some(Arc::new(code.clone()));
let vm = factory.create(params, ext.schedule(), 0);
result(vm.exec(&mut ext).ok().unwrap())
});
}
fn mem_gas_calculation_increasing_usize(b: &mut Criterion) {
b.bench_function("mem_gas_calculation_increasing_usize", |b| {
mem_gas_calculation_increasing(U256::from(::std::usize::MAX), b);
});
}
fn mem_gas_calculation_increasing_u256(b: &mut Criterion) {
b.bench_function("mem_gas_calculation_increasing_u256", |b| {
mem_gas_calculation_increasing(!U256::zero(), b);
});
}
fn mem_gas_calculation_increasing(gas: U256, b: &mut Bencher) {
let factory = Factory::default();
let mut ext = FakeExt::new();
let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
b.iter(|| {
let code = black_box(
"6110006001556001546000555b610fff60005401805560016000540380600055600c57".from_hex().unwrap()
);
let mut params = ActionParams::default();
params.address = address.clone();
params.gas = gas;
params.code = Some(Arc::new(code.clone()));
let vm = factory.create(params, ext.schedule(), 0);
result(vm.exec(&mut ext).ok().unwrap())
});
}
fn result(r: Result<evm::GasLeft>) -> U256 {
match r {
Ok(GasLeft::Known(gas_left)) => gas_left,
Ok(GasLeft::NeedsReturn { gas_left, .. }) => gas_left,
_ => U256::zero(),
}
}