mirror
/
go-ethereum
mirror of https://github.com/ethereum/go-ethereum
2
0
Fork 1
Code Issues Releases Wiki Activity

core, vm, common: define constantinople fork + shift (#16045)

Browse Source 
* core, vm, common: define constantinople fork, start implementation of shift instructions

* vm: more testcases

* vm: add tests for intpool erroneous intpool handling

* core, vm, common: fix constantinople review concerns

* vm: add string<->op definitions for new opcodes
pull/16176/head
Martin Holst Swende 7 years ago committed by Péter Szilágyi
parent ae9f97221a
commit 44d40ffce1
8 changed files with 302 additions and 41 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 1
      cmd/puppeth/module_dashboard.go
  2. 2
      common/big.go
  3. 60
      core/vm/instructions.go
  4. 153
      core/vm/instructions_test.go
  5. 2
      core/vm/interpreter.go
  6. 33
      core/vm/jump_table.go
  7. 9
      core/vm/opcodes.go
  8. 83
      params/config.go

1
cmd/puppeth/module_dashboard.go
Unescape View File

@ -631,6 +631,7 @@ func deployDashboard(client *sshClient, network string, conf *config, config *da
"Tangerine": conf.Genesis.Config.EIP150Block, "Tangerine": conf.Genesis.Config.EIP150Block,
"Spurious": conf.Genesis.Config.EIP155Block, "Spurious": conf.Genesis.Config.EIP155Block,
"Byzantium": conf.Genesis.Config.ByzantiumBlock, "Byzantium": conf.Genesis.Config.ByzantiumBlock,
"Constantinople": conf.Genesis.Config.ConstantinopleBlock,
}) })
files[filepath.Join(workdir, "index.html")] = indexfile.Bytes() files[filepath.Join(workdir, "index.html")] = indexfile.Bytes()

2
common/big.go
Unescape View File

@ -25,6 +25,6 @@ var (
Big3 = big.NewInt(3) Big3 = big.NewInt(3)
Big0 = big.NewInt(0) Big0 = big.NewInt(0)
Big32 = big.NewInt(32) Big32 = big.NewInt(32)
Big256 = big.NewInt(0xff) Big256 = big.NewInt(256)
Big257 = big.NewInt(257) Big257 = big.NewInt(257)
) )

60
core/vm/instructions.go
Unescape View File

@ -302,6 +302,66 @@ func opMulmod(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *S
return nil, nil return nil, nil
} }
// opSHL implements Shift Left
// The SHL instruction (shift left) pops 2 values from the stack, first arg1 and then arg2,
// and pushes on the stack arg2 shifted to the left by arg1 number of bits.
func opSHL(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error) {
// Note, second operand is left in the stack; accumulate result into it, and no need to push it afterwards
shift, value := math.U256(stack.pop()), math.U256(stack.peek())
defer evm.interpreter.intPool.put(shift) // First operand back into the pool
if shift.Cmp(common.Big256) >= 0 {
value.SetUint64(0)
return nil, nil
}
n := uint(shift.Uint64())
math.U256(value.Lsh(value, n))
return nil, nil
}
// opSHR implements Logical Shift Right
// The SHR instruction (logical shift right) pops 2 values from the stack, first arg1 and then arg2,
// and pushes on the stack arg2 shifted to the right by arg1 number of bits with zero fill.
func opSHR(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error) {
// Note, second operand is left in the stack; accumulate result into it, and no need to push it afterwards
shift, value := math.U256(stack.pop()), math.U256(stack.peek())
defer evm.interpreter.intPool.put(shift) // First operand back into the pool
if shift.Cmp(common.Big256) >= 0 {
value.SetUint64(0)
return nil, nil
}
n := uint(shift.Uint64())
math.U256(value.Rsh(value, n))
return nil, nil
}
// opSAR implements Arithmetic Shift Right
// The SAR instruction (arithmetic shift right) pops 2 values from the stack, first arg1 and then arg2,
// and pushes on the stack arg2 shifted to the right by arg1 number of bits with sign extension.
func opSAR(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error) {
// Note, S256 returns (potentially) a new bigint, so we're popping, not peeking this one
shift, value := math.U256(stack.pop()), math.S256(stack.pop())
defer evm.interpreter.intPool.put(shift) // First operand back into the pool
if shift.Cmp(common.Big256) >= 0 {
if value.Sign() > 0 {
value.SetUint64(0)
} else {
value.SetInt64(-1)
}
stack.push(math.U256(value))
return nil, nil
}
n := uint(shift.Uint64())
value.Rsh(value, n)
stack.push(math.U256(value))
return nil, nil
}
func opSha3(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error) { func opSha3(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error) {
offset, size := stack.pop(), stack.pop() offset, size := stack.pop(), stack.pop()
data := memory.Get(offset.Int64(), size.Int64()) data := memory.Get(offset.Int64(), size.Int64())

153
core/vm/instructions_test.go
Unescape View File

@ -24,6 +24,48 @@ import (
"github.com/ethereum/go-ethereum/params" "github.com/ethereum/go-ethereum/params"
) )
type twoOperandTest struct {
x string
y string
expected string
}
func testTwoOperandOp(t *testing.T, tests []twoOperandTest, opFn func(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error)) {
var (
env = NewEVM(Context{}, nil, params.TestChainConfig, Config{EnableJit: false, ForceJit: false})
stack = newstack()
pc = uint64(0)
)
for i, test := range tests {
x := new(big.Int).SetBytes(common.Hex2Bytes(test.x))
shift := new(big.Int).SetBytes(common.Hex2Bytes(test.y))
expected := new(big.Int).SetBytes(common.Hex2Bytes(test.expected))
stack.push(x)
stack.push(shift)
opFn(&pc, env, nil, nil, stack)
actual := stack.pop()
if actual.Cmp(expected) != 0 {
t.Errorf("Testcase %d, expected %v, got %v", i, expected, actual)
}
// Check pool usage
// 1.pool is not allowed to contain anything on the stack
// 2.pool is not allowed to contain the same pointers twice
if env.interpreter.intPool.pool.len() > 0 {
poolvals := make(map[*big.Int]struct{})
poolvals[actual] = struct{}{}
for env.interpreter.intPool.pool.len() > 0 {
key := env.interpreter.intPool.get()
if _, exist := poolvals[key]; exist {
t.Errorf("Testcase %d, pool contains double-entry", i)
}
poolvals[key] = struct{}{}
}
}
}
}
func TestByteOp(t *testing.T) { func TestByteOp(t *testing.T) {
var ( var (
env = NewEVM(Context{}, nil, params.TestChainConfig, Config{EnableJit: false, ForceJit: false}) env = NewEVM(Context{}, nil, params.TestChainConfig, Config{EnableJit: false, ForceJit: false})
@ -57,6 +99,98 @@ func TestByteOp(t *testing.T) {
} }
} }
func TestSHL(t *testing.T) {
// Testcases from https://github.com/ethereum/EIPs/blob/master/EIPS/eip-145.md#shl-shift-left
tests := []twoOperandTest{
{"0000000000000000000000000000000000000000000000000000000000000001", "00", "0000000000000000000000000000000000000000000000000000000000000001"},
{"0000000000000000000000000000000000000000000000000000000000000001", "01", "0000000000000000000000000000000000000000000000000000000000000002"},
{"0000000000000000000000000000000000000000000000000000000000000001", "ff", "8000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000001", "0100", "0000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000001", "0101", "0000000000000000000000000000000000000000000000000000000000000000"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "00", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "01", "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "ff", "8000000000000000000000000000000000000000000000000000000000000000"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0100", "0000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000000", "01", "0000000000000000000000000000000000000000000000000000000000000000"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "01", "fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffe"},
}
testTwoOperandOp(t, tests, opSHL)
}
func TestSHR(t *testing.T) {
// Testcases from https://github.com/ethereum/EIPs/blob/master/EIPS/eip-145.md#shr-logical-shift-right
tests := []twoOperandTest{
{"0000000000000000000000000000000000000000000000000000000000000001", "00", "0000000000000000000000000000000000000000000000000000000000000001"},
{"0000000000000000000000000000000000000000000000000000000000000001", "01", "0000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000000", "01", "4000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000000", "ff", "0000000000000000000000000000000000000000000000000000000000000001"},
{"8000000000000000000000000000000000000000000000000000000000000000", "0100", "0000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000000", "0101", "0000000000000000000000000000000000000000000000000000000000000000"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "00", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "01", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "ff", "0000000000000000000000000000000000000000000000000000000000000001"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0100", "0000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000000", "01", "0000000000000000000000000000000000000000000000000000000000000000"},
}
testTwoOperandOp(t, tests, opSHR)
}
func TestSAR(t *testing.T) {
// Testcases from https://github.com/ethereum/EIPs/blob/master/EIPS/eip-145.md#sar-arithmetic-shift-right
tests := []twoOperandTest{
{"0000000000000000000000000000000000000000000000000000000000000001", "00", "0000000000000000000000000000000000000000000000000000000000000001"},
{"0000000000000000000000000000000000000000000000000000000000000001", "01", "0000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000000", "01", "c000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000000", "ff", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"8000000000000000000000000000000000000000000000000000000000000000", "0100", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"8000000000000000000000000000000000000000000000000000000000000000", "0101", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "00", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "01", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "ff", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0100", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff"},
{"0000000000000000000000000000000000000000000000000000000000000000", "01", "0000000000000000000000000000000000000000000000000000000000000000"},
{"4000000000000000000000000000000000000000000000000000000000000000", "fe", "0000000000000000000000000000000000000000000000000000000000000001"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "f8", "000000000000000000000000000000000000000000000000000000000000007f"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "fe", "0000000000000000000000000000000000000000000000000000000000000001"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "ff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0100", "0000000000000000000000000000000000000000000000000000000000000000"},
}
testTwoOperandOp(t, tests, opSAR)
}
func TestSGT(t *testing.T) {
tests := []twoOperandTest{
{"0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000001", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000001"},
{"0000000000000000000000000000000000000000000000000000000000000001", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000001", "8000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000001", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "8000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
}
testTwoOperandOp(t, tests, opSgt)
}
func TestSLT(t *testing.T) {
tests := []twoOperandTest{
{"0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000001", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000001"},
{"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
{"0000000000000000000000000000000000000000000000000000000000000001", "ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000001"},
{"8000000000000000000000000000000000000000000000000000000000000001", "8000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000000"},
{"8000000000000000000000000000000000000000000000000000000000000001", "7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "0000000000000000000000000000000000000000000000000000000000000000"},
{"7fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff", "8000000000000000000000000000000000000000000000000000000000000001", "0000000000000000000000000000000000000000000000000000000000000001"},
}
testTwoOperandOp(t, tests, opSlt)
}
func opBenchmark(bench *testing.B, op func(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error), args ...string) { func opBenchmark(bench *testing.B, op func(pc *uint64, evm *EVM, contract *Contract, memory *Memory, stack *Stack) ([]byte, error), args ...string) {
var ( var (
env = NewEVM(Context{}, nil, params.TestChainConfig, Config{EnableJit: false, ForceJit: false}) env = NewEVM(Context{}, nil, params.TestChainConfig, Config{EnableJit: false, ForceJit: false})
@ -259,3 +393,22 @@ func BenchmarkOpMulmod(b *testing.B) {
opBenchmark(b, opMulmod, x, y, z) opBenchmark(b, opMulmod, x, y, z)
} }
func BenchmarkOpSHL(b *testing.B) {
x := "FBCDEF090807060504030201ffffffffFBCDEF090807060504030201ffffffff"
y := "ff"
opBenchmark(b, opSHL, x, y)
}
func BenchmarkOpSHR(b *testing.B) {
x := "FBCDEF090807060504030201ffffffffFBCDEF090807060504030201ffffffff"
y := "ff"
opBenchmark(b, opSHR, x, y)
}
func BenchmarkOpSAR(b *testing.B) {
x := "FBCDEF090807060504030201ffffffffFBCDEF090807060504030201ffffffff"
y := "ff"
opBenchmark(b, opSAR, x, y)
}

2
core/vm/interpreter.go
Unescape View File

@ -68,6 +68,8 @@ func NewInterpreter(evm *EVM, cfg Config) *Interpreter {
// we'll set the default jump table. // we'll set the default jump table.
if !cfg.JumpTable[STOP].valid { if !cfg.JumpTable[STOP].valid {
switch { switch {
case evm.ChainConfig().IsConstantinople(evm.BlockNumber):
cfg.JumpTable = constantinopleInstructionSet
case evm.ChainConfig().IsByzantium(evm.BlockNumber): case evm.ChainConfig().IsByzantium(evm.BlockNumber):
cfg.JumpTable = byzantiumInstructionSet cfg.JumpTable = byzantiumInstructionSet
case evm.ChainConfig().IsHomestead(evm.BlockNumber): case evm.ChainConfig().IsHomestead(evm.BlockNumber):

33
core/vm/jump_table.go
Unescape View File

@ -51,11 +51,38 @@ type operation struct {
} }
var ( var (
frontierInstructionSet = NewFrontierInstructionSet() frontierInstructionSet = NewFrontierInstructionSet()
homesteadInstructionSet = NewHomesteadInstructionSet() homesteadInstructionSet = NewHomesteadInstructionSet()
byzantiumInstructionSet = NewByzantiumInstructionSet() byzantiumInstructionSet = NewByzantiumInstructionSet()
constantinopleInstructionSet = NewConstantinopleInstructionSet()
) )
// NewConstantinopleInstructionSet returns the frontier, homestead
// byzantium and contantinople instructions.
func NewConstantinopleInstructionSet() [256]operation {
// instructions that can be executed during the byzantium phase.
instructionSet := NewByzantiumInstructionSet()
instructionSet[SHL] = operation{
execute: opSHL,
gasCost: constGasFunc(GasFastestStep),
validateStack: makeStackFunc(2, 1),
valid: true,
}
instructionSet[SHR] = operation{
execute: opSHR,
gasCost: constGasFunc(GasFastestStep),
validateStack: makeStackFunc(2, 1),
valid: true,
}
instructionSet[SAR] = operation{
execute: opSAR,
gasCost: constGasFunc(GasFastestStep),
validateStack: makeStackFunc(2, 1),
valid: true,
}
return instructionSet
}
// NewByzantiumInstructionSet returns the frontier, homestead and // NewByzantiumInstructionSet returns the frontier, homestead and
// byzantium instructions. // byzantium instructions.
func NewByzantiumInstructionSet() [256]operation { func NewByzantiumInstructionSet() [256]operation {

9
core/vm/opcodes.go
Unescape View File

@ -63,6 +63,9 @@ const (
XOR XOR
NOT NOT
BYTE BYTE
SHL
SHR
SAR
SHA3 = 0x20 SHA3 = 0x20
) )
@ -234,6 +237,9 @@ var opCodeToString = map[OpCode]string{
OR: "OR", OR: "OR",
XOR: "XOR", XOR: "XOR",
BYTE: "BYTE", BYTE: "BYTE",
SHL: "SHL",
SHR: "SHR",
SAR: "SAR",
ADDMOD: "ADDMOD", ADDMOD: "ADDMOD",
MULMOD: "MULMOD", MULMOD: "MULMOD",
@ -400,6 +406,9 @@ var stringToOp = map[string]OpCode{
"OR": OR, "OR": OR,
"XOR": XOR, "XOR": XOR,
"BYTE": BYTE, "BYTE": BYTE,
"SHL": SHL,
"SHR": SHR,
"SAR": SAR,
"ADDMOD": ADDMOD, "ADDMOD": ADDMOD,
"MULMOD": MULMOD, "MULMOD": MULMOD,
"SHA3": SHA3, "SHA3": SHA3,

83
params/config.go
Unescape View File

@ -31,46 +31,46 @@ var (
var ( var (
// MainnetChainConfig is the chain parameters to run a node on the main network. // MainnetChainConfig is the chain parameters to run a node on the main network.
MainnetChainConfig = &ChainConfig{ MainnetChainConfig = &ChainConfig{
ChainId: big.NewInt(1), ChainId: big.NewInt(1),
HomesteadBlock: big.NewInt(1150000), HomesteadBlock: big.NewInt(1150000),
DAOForkBlock: big.NewInt(1920000), DAOForkBlock: big.NewInt(1920000),
DAOForkSupport: true, DAOForkSupport: true,
EIP150Block: big.NewInt(2463000), EIP150Block: big.NewInt(2463000),
EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"), EIP150Hash: common.HexToHash("0x2086799aeebeae135c246c65021c82b4e15a2c451340993aacfd2751886514f0"),
EIP155Block: big.NewInt(2675000), EIP155Block: big.NewInt(2675000),
EIP158Block: big.NewInt(2675000), EIP158Block: big.NewInt(2675000),
ByzantiumBlock: big.NewInt(4370000), ByzantiumBlock: big.NewInt(4370000),
ConstantinopleBlock: nil,
Ethash: new(EthashConfig), Ethash: new(EthashConfig),
} }
// TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network. // TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network.
TestnetChainConfig = &ChainConfig{ TestnetChainConfig = &ChainConfig{
ChainId: big.NewInt(3), ChainId: big.NewInt(3),
HomesteadBlock: big.NewInt(0), HomesteadBlock: big.NewInt(0),
DAOForkBlock: nil, DAOForkBlock: nil,
DAOForkSupport: true, DAOForkSupport: true,
EIP150Block: big.NewInt(0), EIP150Block: big.NewInt(0),
EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"), EIP150Hash: common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d"),
EIP155Block: big.NewInt(10), EIP155Block: big.NewInt(10),
EIP158Block: big.NewInt(10), EIP158Block: big.NewInt(10),
ByzantiumBlock: big.NewInt(1700000), ByzantiumBlock: big.NewInt(1700000),
ConstantinopleBlock: nil,
Ethash: new(EthashConfig), Ethash: new(EthashConfig),
} }
// RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network. // RinkebyChainConfig contains the chain parameters to run a node on the Rinkeby test network.
RinkebyChainConfig = &ChainConfig{ RinkebyChainConfig = &ChainConfig{
ChainId: big.NewInt(4), ChainId: big.NewInt(4),
HomesteadBlock: big.NewInt(1), HomesteadBlock: big.NewInt(1),
DAOForkBlock: nil, DAOForkBlock: nil,
DAOForkSupport: true, DAOForkSupport: true,
EIP150Block: big.NewInt(2), EIP150Block: big.NewInt(2),
EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"), EIP150Hash: common.HexToHash("0x9b095b36c15eaf13044373aef8ee0bd3a382a5abb92e402afa44b8249c3a90e9"),
EIP155Block: big.NewInt(3), EIP155Block: big.NewInt(3),
EIP158Block: big.NewInt(3), EIP158Block: big.NewInt(3),
ByzantiumBlock: big.NewInt(1035301), ByzantiumBlock: big.NewInt(1035301),
ConstantinopleBlock: nil,
Clique: &CliqueConfig{ Clique: &CliqueConfig{
Period: 15, Period: 15,
Epoch: 30000, Epoch: 30000,
@ -82,16 +82,16 @@ var (
// //
// This configuration is intentionally not using keyed fields to force anyone // This configuration is intentionally not using keyed fields to force anyone
// adding flags to the config to also have to set these fields. // adding flags to the config to also have to set these fields.
AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), new(EthashConfig), nil} AllEthashProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil}
// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced // AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
// and accepted by the Ethereum core developers into the Clique consensus. // and accepted by the Ethereum core developers into the Clique consensus.
// //
// This configuration is intentionally not using keyed fields to force anyone // This configuration is intentionally not using keyed fields to force anyone
// adding flags to the config to also have to set these fields. // adding flags to the config to also have to set these fields.
AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, &CliqueConfig{Period: 0, Epoch: 30000}} AllCliqueProtocolChanges = &ChainConfig{big.NewInt(1337), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, &CliqueConfig{Period: 0, Epoch: 30000}}
TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), new(EthashConfig), nil} TestChainConfig = &ChainConfig{big.NewInt(1), big.NewInt(0), nil, false, big.NewInt(0), common.Hash{}, big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, new(EthashConfig), nil}
TestRules = TestChainConfig.Rules(new(big.Int)) TestRules = TestChainConfig.Rules(new(big.Int))
) )
@ -115,7 +115,8 @@ type ChainConfig struct {
EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block EIP155Block *big.Int `json:"eip155Block,omitempty"` // EIP155 HF block
EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block EIP158Block *big.Int `json:"eip158Block,omitempty"` // EIP158 HF block
ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium) ByzantiumBlock *big.Int `json:"byzantiumBlock,omitempty"` // Byzantium switch block (nil = no fork, 0 = already on byzantium)
ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
// Various consensus engines // Various consensus engines
Ethash *EthashConfig `json:"ethash,omitempty"` Ethash *EthashConfig `json:"ethash,omitempty"`
@ -152,7 +153,7 @@ func (c *ChainConfig) String() string {
default: default:
engine = "unknown" engine = "unknown"
} }
return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Engine: %v}", return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Engine: %v}",
c.ChainId, c.ChainId,
c.HomesteadBlock, c.HomesteadBlock,
c.DAOForkBlock, c.DAOForkBlock,
@ -161,6 +162,7 @@ func (c *ChainConfig) String() string {
c.EIP155Block, c.EIP155Block,
c.EIP158Block, c.EIP158Block,
c.ByzantiumBlock, c.ByzantiumBlock,
c.ConstantinopleBlock,
engine, engine,
) )
} }
@ -191,6 +193,10 @@ func (c *ChainConfig) IsByzantium(num *big.Int) bool {
return isForked(c.ByzantiumBlock, num) return isForked(c.ByzantiumBlock, num)
} }
func (c *ChainConfig) IsConstantinople(num *big.Int) bool {
return isForked(c.ConstantinopleBlock, num)
}
// GasTable returns the gas table corresponding to the current phase (homestead or homestead reprice). // GasTable returns the gas table corresponding to the current phase (homestead or homestead reprice).
// //
// The returned GasTable's fields shouldn't, under any circumstances, be changed. // The returned GasTable's fields shouldn't, under any circumstances, be changed.
@ -251,6 +257,9 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *Confi
if isForkIncompatible(c.ByzantiumBlock, newcfg.ByzantiumBlock, head) { if isForkIncompatible(c.ByzantiumBlock, newcfg.ByzantiumBlock, head) {
return newCompatError("Byzantium fork block", c.ByzantiumBlock, newcfg.ByzantiumBlock) return newCompatError("Byzantium fork block", c.ByzantiumBlock, newcfg.ByzantiumBlock)
} }
if isForkIncompatible(c.ConstantinopleBlock, newcfg.ConstantinopleBlock, head) {
return newCompatError("Constantinople fork block", c.ConstantinopleBlock, newcfg.ConstantinopleBlock)
}
return nil return nil
} }

Write Preview
Loading…
Cancel
Save