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

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This commit is contained in:
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/state/state_object.go
+3 -3
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@@ -93,7 +93,7 @@ type stateObject struct {
// empty returns whether the account is considered empty.
func (s *stateObject) empty() bool {
return s.data.Nonce == 0 && s.data.Balance.Sign() == 0 && bytes.Equal(s.data.CodeHash, types.EmptyCodeHash.Bytes())
return s.data.Nonce == 0 && s.data.Balance.IsZero() && bytes.Equal(s.data.CodeHash, types.EmptyCodeHash.Bytes())
}
// newObject creates a state object.
@@ -408,7 +408,7 @@ func (s *stateObject) commit() (*trienode.NodeSet, error) {
func (s *stateObject) AddBalance(amount *uint256.Int) {
// EIP161: We must check emptiness for the objects such that the account
// clearing (0,0,0 objects) can take effect.
if amount.Sign() == 0 {
if amount.IsZero() {
if s.empty() {
s.touch()
}
@@ -420,7 +420,7 @@ func (s *stateObject) AddBalance(amount *uint256.Int) {
// SubBalance removes amount from s's balance.
// It is used to remove funds from the origin account of a transfer.
func (s *stateObject) SubBalance(amount *uint256.Int) {
if amount.Sign() == 0 {
if amount.IsZero() {
return
}
s.SetBalance(new(uint256.Int).Sub(s.Balance(), amount))