TrueCloudLab/neoneo-go
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native: optimize totalSupply operations during token burn/mint

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We burn GAS in OnPersist for every transaction so some buffer reuse here is
quite natural.

This also doesn't change a lot in the overall TPS picture, maybe adding some
1%.
This commit is contained in:
Roman Khimov 2021-08-03 00:19:23 +03:00
parent dede4fa7b1
commit 64c780ad7a
3 changed files with 16 additions and 11 deletions
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6
pkg/core/native/native_neo.go
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@ -189,7 +189,8 @@ func (n *NEO) Initialize(ic *interop.Context) error {
return err
}
if n.nep17TokenNative.getTotalSupply(ic.DAO).Sign() != 0 {
_, totalSupply := n.nep17TokenNative.getTotalSupply(ic.DAO)
if totalSupply.Sign() != 0 {
return errors.New("already initialized")
}
@ -977,7 +978,8 @@ func (n *NEO) computeCommitteeMembers(bc blockchainer.Blockchainer, d dao.DAO) (
votersCount := bigint.FromBytes(si)
// votersCount / totalSupply must be >= 0.2
votersCount.Mul(votersCount, big.NewInt(effectiveVoterTurnout))
voterTurnout := votersCount.Div(votersCount, n.getTotalSupply(d))
_, totalSupply := n.getTotalSupply(d)
voterTurnout := votersCount.Div(votersCount, totalSupply)
sbVals := bc.GetStandByCommittee()
count := len(sbVals)