core/state: prefetch storage trie values even if snapshot is enabled

This commit is contained in:
Jared Wasinger 2023-11-28 19:29:38 +08:00
parent e61b438900
commit 974aafd4e6
2 changed files with 17 additions and 0 deletions

View file

@ -74,6 +74,7 @@ type stateObject struct {
originStorage Storage // Storage cache of original entries to dedup rewrites
pendingStorage Storage // Storage entries that need to be flushed to disk, at the end of an entire block
dirtyStorage Storage // Storage entries that have been modified in the current transaction execution, reset for every transaction
readStorage []common.Hash
// Cache flags.
dirtyCode bool // true if the code was updated
@ -111,6 +112,7 @@ func newObject(db *StateDB, address common.Address, acct *types.StateAccount) *s
originStorage: make(Storage),
pendingStorage: make(Storage),
dirtyStorage: make(Storage),
readStorage: []common.Hash{},
}
}
@ -256,12 +258,23 @@ func (s *stateObject) finalise(prefetch bool) {
slotsToPrefetch = append(slotsToPrefetch, common.CopyBytes(key[:])) // Copy needed for closure
}
}
// prefetch slots that are read so that they will appear in witness
for _, value := range s.readStorage {
if _, ok := s.dirtyStorage[value]; !ok {
slotsToPrefetch = append(slotsToPrefetch, common.CopyBytes(value[:]))
}
}
if s.db.prefetcher != nil && prefetch && len(slotsToPrefetch) > 0 && s.data.Root != types.EmptyRootHash {
s.db.prefetcher.prefetch(s.addrHash, s.data.Root, s.address, slotsToPrefetch)
}
if len(s.dirtyStorage) > 0 {
s.dirtyStorage = make(Storage)
}
if len(s.readStorage) > 0 {
s.readStorage = []common.Hash{}
}
}
// updateTrie is responsible for persisting cached storage changes into the
@ -394,6 +407,7 @@ func (s *stateObject) commit() (*trienode.NodeSet, map[string][]byte, error) {
return nil, nil, err
}
s.data.Root = root
fmt.Printf("node count %d\n", len(nodes.Leaves))
// Update original account data after commit
s.origin = s.data.Copy()

View file

@ -1232,6 +1232,9 @@ func (s *StateDB) Commit(block uint64, deleteEmptyObjects bool) (common.Hash, er
if err != nil {
return common.Hash{}, err
}
if set != nil {
fmt.Printf("leaf count: %d\n", len(set.Leaves))
}
// Merge the dirty nodes of account trie into global set
if set != nil {
if err := nodes.Merge(set); err != nil {