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core/state, core/vm: minor uint256 related perf improvements (#28944)

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lmittmann
2024-02-07 17:01:38 +01:00
committed by GitHub
parent 16ce7bf50f
commit 199e0c9ff5
3 changed files with 6 additions and 8 deletions
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core/vm/evm.go
+2 -2
View File
@@ -182,7 +182,7 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
return nil, gas, ErrDepth
}
// Fail if we're trying to transfer more than the available balance
if value.Sign() != 0 && !evm.Context.CanTransfer(evm.StateDB, caller.Address(), value) {
if !value.IsZero() && !evm.Context.CanTransfer(evm.StateDB, caller.Address(), value) {
return nil, gas, ErrInsufficientBalance
}
snapshot := evm.StateDB.Snapshot()
@@ -190,7 +190,7 @@ func (evm *EVM) Call(caller ContractRef, addr common.Address, input []byte, gas
debug := evm.Config.Tracer != nil
if !evm.StateDB.Exist(addr) {
if !isPrecompile && evm.chainRules.IsEIP158 && value.Sign() == 0 {
if !isPrecompile && evm.chainRules.IsEIP158 && value.IsZero() {
// Calling a non existing account, don't do anything, but ping the tracer
if debug {
if evm.depth == 0 {
core/vm/instructions.go
+1 -3
View File
@@ -347,9 +347,7 @@ func opExtCodeSize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext)
}
func opCodeSize(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
l := new(uint256.Int)
l.SetUint64(uint64(len(scope.Contract.Code)))
scope.Stack.push(l)
scope.Stack.push(new(uint256.Int).SetUint64(uint64(len(scope.Contract.Code))))
return nil, nil
}