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core/vm: Implemented benchmarks of precompiles

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This commit is contained in:
Martin Holst Swende 2017-06-17 19:31:56 +02:00
parent e2dfa07cec
commit e556bf152e
1 changed files with 67 additions and 0 deletions
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67
core/vm/instructions_test.go
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@ -1,6 +1,7 @@
package vm package vm
import ( import (
"fmt"
"math/big" "math/big"
"testing" "testing"
@ -66,6 +67,72 @@ func getBenchmarker(op func(pc *uint64, evm *EVM, contract *Contract, memory *Me
return x return x
} }
func precompiledBenchMarker(addr, input, expected string) func(*testing.B) {
x := func(bench *testing.B) {
contract := NewContract(
AccountRef(common.HexToAddress("1337")),
nil,
new(big.Int),
4000000)
p := PrecompiledContracts[common.HexToAddress(addr)]
in := common.Hex2Bytes(input)
//Check if it is correct
res, err := RunPrecompiledContract(p, in, contract)
if err != nil {
bench.Error(err)
return
}
if common.Bytes2Hex(res) != expected {
bench.Error(fmt.Sprintf("Expected %v, got %v", expected, common.Bytes2Hex(res)))
return
}
data := make([]byte, len(in))
bench.ResetTimer()
for i := 0; i < bench.N; i++ {
copy(data, in)
RunPrecompiledContract(p, data, contract)
}
}
return x
}
func BenchmarkPrecompiledEcdsa(bench *testing.B) {
var (
addr = "01"
inp = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02"
exp = "000000000000000000000000ceaccac640adf55b2028469bd36ba501f28b699d"
)
precompiledBenchMarker(addr, inp, exp)(bench)
}
func BenchmarkPrecompiledSha256(bench *testing.B) {
var (
addr = "02"
inp = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02"
exp = "811c7003375852fabd0d362e40e68607a12bdabae61a7d068fe5fdd1dbbf2a5d"
)
precompiledBenchMarker(addr, inp, exp)(bench)
}
func BenchmarkPrecompiledRipeMD(bench *testing.B) {
var (
addr = "03"
inp = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02"
exp = "0000000000000000000000009215b8d9882ff46f0dfde6684d78e831467f65e6"
)
precompiledBenchMarker(addr, inp, exp)(bench)
}
func BenchmarkPrecompiledIdentity(bench *testing.B) {
var (
addr = "04"
inp = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02"
exp = "38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e000000000000000000000000000000000000000000000000000000000000001b38d18acb67d25c8bb9942764b62f18e17054f66a817bd4295423adf9ed98873e789d1dd423d25f0772d2748d60f7e4b81bb14d086eba8e8e8efb6dcff8a4ae02"
)
precompiledBenchMarker(addr, inp, exp)(bench)
}
func BenchmarkOpAdd(b *testing.B) { func BenchmarkOpAdd(b *testing.B) {
x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" x := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff"
y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff" y := "ABCDEF090807060504030201ffffffffffffffffffffffffffffffffffffffff"