all: use uint256 in state (#28598)

This change makes use of uin256 to represent balance in state. It touches primarily upon statedb, stateobject and state processing, trying to avoid changes in transaction pools, core types, rpc and tracers.

trie/trie_test.go

@@ -23,7 +23,6 @@ import (
 	"fmt"
 	"hash"
 	"io"
-	"math/big"
 	"math/rand"
 	"reflect"
 	"testing"
@@ -37,6 +36,7 @@ import (
 	"github.com/ethereum/go-ethereum/ethdb"
 	"github.com/ethereum/go-ethereum/rlp"
 	"github.com/ethereum/go-ethereum/trie/trienode"
+	"github.com/holiman/uint256"
 	"golang.org/x/crypto/sha3"
 )
 
@@ -796,7 +796,7 @@ func makeAccounts(size int) (addresses [][20]byte, accounts [][]byte) {
 		numBytes := random.Uint32() % 33 // [0, 32] bytes
 		balanceBytes := make([]byte, numBytes)
 		random.Read(balanceBytes)
-		balance := new(big.Int).SetBytes(balanceBytes)
+		balance := new(uint256.Int).SetBytes(balanceBytes)
 		data, _ := rlp.EncodeToBytes(&types.StateAccount{Nonce: nonce, Balance: balance, Root: root, CodeHash: code})
 		accounts[i] = data
 	}

trie/triedb/pathdb/database_test.go

@@ -20,7 +20,6 @@ import (
 	"bytes"
 	"errors"
 	"fmt"
-	"math/big"
 	"math/rand"
 	"testing"
 
@@ -32,6 +31,7 @@ import (
 	"github.com/ethereum/go-ethereum/trie/testutil"
 	"github.com/ethereum/go-ethereum/trie/trienode"
 	"github.com/ethereum/go-ethereum/trie/triestate"
+	"github.com/holiman/uint256"
 )
 
 func updateTrie(addrHash common.Hash, root common.Hash, dirties, cleans map[common.Hash][]byte) (common.Hash, *trienode.NodeSet) {
@@ -53,7 +53,7 @@ func updateTrie(addrHash common.Hash, root common.Hash, dirties, cleans map[comm
 func generateAccount(storageRoot common.Hash) types.StateAccount {
 	return types.StateAccount{
 		Nonce:    uint64(rand.Intn(100)),
-		Balance:  big.NewInt(rand.Int63()),
+		Balance:  uint256.NewInt(rand.Uint64()),
 		CodeHash: testutil.RandBytes(32),
 		Root:     storageRoot,
 	}

trie/verkle.go

@@ -20,7 +20,6 @@ import (
 	"encoding/binary"
 	"errors"
 	"fmt"
-	"math/big"
 
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/core/types"
@@ -108,7 +107,7 @@ func (t *VerkleTrie) GetAccount(addr common.Address) (*types.StateAccount, error
 	for i := 0; i < len(balance)/2; i++ {
 		balance[len(balance)-i-1], balance[i] = balance[i], balance[len(balance)-i-1]
 	}
-	acc.Balance = new(big.Int).SetBytes(balance[:])
+	acc.Balance = new(uint256.Int).SetBytes32(balance[:])
 
 	// Decode codehash
 	acc.CodeHash = values[utils.CodeKeccakLeafKey]

trie/verkle_test.go

@@ -18,7 +18,6 @@ package trie
 
 import (
 	"bytes"
-	"math/big"
 	"reflect"
 	"testing"
 
@@ -27,18 +26,19 @@ import (
 	"github.com/ethereum/go-ethereum/core/types"
 	"github.com/ethereum/go-ethereum/trie/triedb/pathdb"
 	"github.com/ethereum/go-ethereum/trie/utils"
+	"github.com/holiman/uint256"
 )
 
 var (
 	accounts = map[common.Address]*types.StateAccount{
 		{1}: {
 			Nonce:    100,
-			Balance:  big.NewInt(100),
+			Balance:  uint256.NewInt(100),
 			CodeHash: common.Hash{0x1}.Bytes(),
 		},
 		{2}: {
 			Nonce:    200,
-			Balance:  big.NewInt(200),
+			Balance:  uint256.NewInt(200),
 			CodeHash: common.Hash{0x2}.Bytes(),
 		},
 	}