You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: state_prefetcher.go
    path of file: ./repos/go-ethereum/core
    
    the code of the file until where you have to start completion: // Copyright 2019 The go-ethereum Authors
// This file is part of the go-ethereum library.
//
// The go-ethereum library is free software: you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// The go-ethereum library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.

package core

import (
	"sync/atomic"

	"github.com/ethereum/go-ethereum/consensus"
	"github.com/ethereum/go-ethereum/core/state"
	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/core/vm"
	"github.com/ethereum/go-ethereum/params"
)

// statePrefetcher is a 
    
func (p *statePrefetcher) Prefetch(block *types.Block, statedb *state.StateDB, cfg vm.Config, interrupt *atomic.Bool) {
	var (
		header       = block.Header()
		gaspool      = new(GasPool).AddGas(block.GasLimit())
		blockContext = NewEVMBlockContext(header, p.bc, nil)
		evm          = vm.NewEVM(blockContext, vm.TxContext{}, statedb, p.config, cfg)
		signer       = types.MakeSigner(p.config, header.Number, header.Time)
	)
	// Iterate over and process the individual transactions
	byzantium := p.config.IsByzantium(block.Number())
	for i, tx := range block.Transactions() {
		// If block precaching was interrupted, abort
		if interrupt != nil && interrupt.Load() {
			return
		}
		// Convert the transaction into an executable message and pre-cache its sender
		msg, err := TransactionToMessage(tx, signer, header.BaseFee)
		if err != nil {
			return // Also invalid block, bail out
		}
		statedb.SetTxContext(tx.Hash(), i)
		if err := precacheTransaction(msg, p.config, gaspool, statedb, header, evm); err != nil {
			return // Ugh, something went horribly wrong, bail out
		}
		// If we're pre-byzantium, pre-load trie nodes for the intermediate root
		if !byzantium {
			statedb.IntermediateRoot(true)
		}
	}
	// If were post-byzantium, pre-load trie nodes for the final root hash
	if byzantium {
		statedb.IntermediateRoot(true)
	}
}