130 lines
3.4 KiB
Rust
130 lines
3.4 KiB
Rust
// Copyright 2015-2018 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! benchmarking for EVM
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//! should be started with:
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//! ```bash
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//! multirust run nightly cargo bench
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//! ```
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extern crate test;
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use self::test::{Bencher, black_box};
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use bigint::prelude::U256;
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use bigint::hash::H256;
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use util::*;
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use vm::ActionParams;
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use evm::{self, Factory, VMType};
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use evm::tests::FakeExt;
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#[bench]
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fn simple_loop_log0_usize(b: &mut Bencher) {
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simple_loop_log0(U256::from(::std::usize::MAX), b)
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}
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#[bench]
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fn simple_loop_log0_u256(b: &mut Bencher) {
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simple_loop_log0(!U256::zero(), b)
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}
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fn simple_loop_log0(gas: U256, b: &mut Bencher) {
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let mut vm = Factory::new(VMType::Interpreter).create(gas);
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let mut ext = FakeExt::new();
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let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
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let code = black_box(
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"62ffffff5b600190036000600fa0600357".from_hex().unwrap()
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);
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b.iter(|| {
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let mut params = ActionParams::default();
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params.address = address.clone();
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params.gas = gas;
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params.code = Some(code.clone());
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result(vm.exec(params, &mut ext))
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});
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}
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#[bench]
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fn mem_gas_calculation_same_usize(b: &mut Bencher) {
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mem_gas_calculation_same(U256::from(::std::usize::MAX), b)
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}
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#[bench]
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fn mem_gas_calculation_same_u256(b: &mut Bencher) {
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mem_gas_calculation_same(!U256::zero(), b)
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}
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fn mem_gas_calculation_same(gas: U256, b: &mut Bencher) {
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let mut vm = Factory::new(VMType::Interpreter).create(gas);
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let mut ext = FakeExt::new();
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let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
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b.iter(|| {
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let code = black_box(
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"6110006001556001546000555b610fff805560016000540380600055600c57".from_hex().unwrap()
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);
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let mut params = ActionParams::default();
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params.address = address.clone();
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params.gas = gas;
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params.code = Some(code.clone());
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result(vm.exec(params, &mut ext))
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});
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}
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#[bench]
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fn mem_gas_calculation_increasing_usize(b: &mut Bencher) {
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mem_gas_calculation_increasing(U256::from(::std::usize::MAX), b)
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}
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#[bench]
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fn mem_gas_calculation_increasing_u256(b: &mut Bencher) {
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mem_gas_calculation_increasing(!U256::zero(), b)
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}
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fn mem_gas_calculation_increasing(gas: U256, b: &mut Bencher) {
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let mut vm = Factory::new(VMType::Interpreter).create(gas);
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let mut ext = FakeExt::new();
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let address = Address::from_str("0f572e5295c57f15886f9b263e2f6d2d6c7b5ec6").unwrap();
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b.iter(|| {
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let code = black_box(
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"6110006001556001546000555b610fff60005401805560016000540380600055600c57".from_hex().unwrap()
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);
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let mut params = ActionParams::default();
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params.address = address.clone();
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params.gas = gas;
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params.code = Some(code.clone());
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result(vm.exec(params, &mut ext))
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});
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}
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fn result(r: evm::Result<evm::GasLeft>) -> U256 {
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match r {
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Ok(evm::GasLeft::Known(v)) => v,
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Ok(evm::GasLeft::NeedsReturn(v, _)) => v,
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_ => U256::zero(),
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}
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}
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