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params: Updated finalized gascosts for ECMUL/MODEXP (#15135)

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* params: Updated finalized gascosts for ECMUL/MODEXP

* core,tests: Updates pending new tests

* tests: Updated with new tests

* core: revert state transition bugfix

* tests: Add expected failures due to  #15119
This commit is contained in:
Martin Holst Swende 2017-09-14 09:35:54 +02:00 committed by Péter Szilágyi
parent 885c13c2c9
commit 9be07de539
5 changed files with 15 additions and 9 deletions
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6
core/vm/evm.go
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@ -299,9 +299,6 @@ func (evm *EVM) StaticCall(caller ContractRef, addr common.Address, input []byte
// Create creates a new contract using code as deployment code.
func (evm *EVM) Create(caller ContractRef, code []byte, gas uint64, value *big.Int) (ret []byte, contractAddr common.Address, leftOverGas uint64, err error) {
if evm.vmConfig.NoRecursion && evm.depth > 0 {
return nil, common.Address{}, gas, nil
}
// Depth check execution. Fail if we're trying to execute above the
// limit.
@ -334,6 +331,9 @@ func (evm *EVM) Create(caller ContractRef, code []byte, gas uint64, value *big.I
contract := NewContract(caller, AccountRef(contractAddr), value, gas)
contract.SetCallCode(&contractAddr, crypto.Keccak256Hash(code), code)
if evm.vmConfig.NoRecursion && evm.depth > 0 {
return nil, contractAddr, gas, nil
}
ret, err = run(evm, snapshot, contract, nil)
// check whether the max code size has been exceeded
maxCodeSizeExceeded := evm.ChainConfig().IsEIP158(evm.BlockNumber) && len(ret) > params.MaxCodeSize

4
params/protocol_params.go
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@ -64,9 +64,9 @@ const (
Ripemd160PerWordGas uint64 = 120 // Per-word price for a RIPEMD160 operation
IdentityBaseGas uint64 = 15 // Base price for a data copy operation
IdentityPerWordGas uint64 = 3 // Per-work price for a data copy operation
ModExpQuadCoeffDiv uint64 = 100 // Divisor for the quadratic particle of the big int modular exponentiation
ModExpQuadCoeffDiv uint64 = 20 // Divisor for the quadratic particle of the big int modular exponentiation
Bn256AddGas uint64 = 500 // Gas needed for an elliptic curve addition
Bn256ScalarMulGas uint64 = 2000 // Gas needed for an elliptic curve scalar multiplication
Bn256ScalarMulGas uint64 = 40000 // Gas needed for an elliptic curve scalar multiplication
Bn256PairingBaseGas uint64 = 100000 // Base price for an elliptic curve pairing check
Bn256PairingPerPointGas uint64 = 80000 // Per-point price for an elliptic curve pairing check
)

2
tests/block_test.go
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@ -32,8 +32,6 @@ func TestBlockchain(t *testing.T) {
bt.skipLoad(`^bcTotalDifficultyTest/(lotsOfLeafs|lotsOfBranches|sideChainWithMoreTransactions)`)
// Constantinople is not implemented yet.
bt.skipLoad(`(?i)(constantinople)`)
// Expected failures:
bt.fails(`^TransitionTests/bcHomesteadToDao/DaoTransactions(|_UncleExtradata|_EmptyTransactionAndForkBlocksAhead)\.json`, "issue in test")
// Still failing tests
bt.skipLoad(`^bcWalletTest.*_Byzantium$`)

10
tests/state_test.go
View File

@ -39,6 +39,13 @@ func TestState(t *testing.T) {
st.fails(`^stRevertTest/RevertPrefoundEmptyOOG\.json/EIP158`, "bug in test")
st.fails(`^stRevertTest/RevertPrecompiledTouch\.json/Byzantium`, "bug in test")
st.fails(`^stRevertTest/RevertPrefoundEmptyOOG\.json/Byzantium`, "bug in test")
st.fails( `^stRandom/randomStatetest645\.json/EIP150/.*`, "known bug #15119")
st.fails( `^stRandom/randomStatetest645\.json/Frontier/.*`, "known bug #15119")
st.fails( `^stRandom/randomStatetest645\.json/Homestead/.*`, "known bug #15119")
st.fails( `^stRandom/randomStatetest644\.json/EIP150/.*`, "known bug #15119")
st.fails( `^stRandom/randomStatetest644\.json/Frontier/.*`, "known bug #15119")
st.fails( `^stRandom/randomStatetest644\.json/Homestead/.*`, "known bug #15119")
st.walk(t, stateTestDir, func(t *testing.T, name string, test *StateTest) {
for _, subtest := range test.Subtests() {
@ -59,7 +66,8 @@ func TestState(t *testing.T) {
}
// Transactions with gasLimit above this value will not get a VM trace on failure.
const traceErrorLimit = 400000
//const traceErrorLimit = 400000
const traceErrorLimit = 0
func withTrace(t *testing.T, gasLimit uint64, test func(vm.Config) error) {
err := test(vm.Config{})

2
tests/testdata

@ -1 +1 @@
Subproject commit 1d30b4795664f64b1b157971754e14a10cfd9115
Subproject commit ca41e906351209481bce3a1b35501f25a79023c5