Merge pull request #34 from ava-labs/devv0.3.0-rc.5

Dev

5 files changed, 152 insertions, 41 deletions

diff --git a/params/config.go b/params/config.go
index 23286cc..e5ec64b 100644
--- a/params/config.go
+++ b/params/config.go
@@ -21,23 +21,24 @@ import (
 	"fmt"
 	"math/big"
 
-	"github.com/ava-labs/go-ethereum/common"
-	"github.com/ava-labs/go-ethereum/crypto"
+	"github.com/ethereum/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/crypto"
 )
 
 // Genesis hashes to enforce below configs on.
 var (
 	MainnetGenesisHash = common.HexToHash("0xd4e56740f876aef8c010b86a40d5f56745a118d0906a34e69aec8c0db1cb8fa3")
-	TestnetGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d")
+	RopstenGenesisHash = common.HexToHash("0x41941023680923e0fe4d74a34bdac8141f2540e3ae90623718e47d66d1ca4a2d")
 	RinkebyGenesisHash = common.HexToHash("0x6341fd3daf94b748c72ced5a5b26028f2474f5f00d824504e4fa37a75767e177")
 	GoerliGenesisHash  = common.HexToHash("0xbf7e331f7f7c1dd2e05159666b3bf8bc7a8a3a9eb1d518969eab529dd9b88c1a")
+	YoloV1GenesisHash  = common.HexToHash("0xc3fd235071f24f93865b0850bd2a2119b30f7224d18a0e34c7bbf549ad7e3d36")
 )
 
 // TrustedCheckpoints associates each known checkpoint with the genesis hash of
 // the chain it belongs to.
 var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{
 	MainnetGenesisHash: MainnetTrustedCheckpoint,
-	TestnetGenesisHash: TestnetTrustedCheckpoint,
+	RopstenGenesisHash: RopstenTrustedCheckpoint,
 	RinkebyGenesisHash: RinkebyTrustedCheckpoint,
 	GoerliGenesisHash:  GoerliTrustedCheckpoint,
 }
@@ -46,7 +47,7 @@ var TrustedCheckpoints = map[common.Hash]*TrustedCheckpoint{
 // the chain it belongs to.
 var CheckpointOracles = map[common.Hash]*CheckpointOracleConfig{
 	MainnetGenesisHash: MainnetCheckpointOracle,
-	TestnetGenesisHash: TestnetCheckpointOracle,
+	RopstenGenesisHash: RopstenCheckpointOracle,
 	RinkebyGenesisHash: RinkebyCheckpointOracle,
 	GoerliGenesisHash:  GoerliCheckpointOracle,
 }
@@ -65,16 +66,17 @@ var (
 		ByzantiumBlock:      big.NewInt(4370000),
 		ConstantinopleBlock: big.NewInt(7280000),
 		PetersburgBlock:     big.NewInt(7280000),
-		IstanbulBlock:       nil,
+		IstanbulBlock:       big.NewInt(9069000),
+		MuirGlacierBlock:    big.NewInt(9200000),
 		Ethash:              new(EthashConfig),
 	}
 
 	// MainnetTrustedCheckpoint contains the light client trusted checkpoint for the main network.
 	MainnetTrustedCheckpoint = &TrustedCheckpoint{
-		SectionIndex: 253,
-		SectionHead:  common.HexToHash("0xf35fabd036e2030196183bb70ae194f6ce1ea7b58559e3825c168f1df9c0a258"),
-		CHTRoot:      common.HexToHash("0x8992849e2be3390696eaf66312626e484045501cd3ec207922c27a6a80a7bb07"),
-		BloomRoot:    common.HexToHash("0xcc510b51ca4d73fb3fdf43208d73286f8f23817cdc31b8ea9f4de8d645f07df4"),
+		SectionIndex: 329,
+		SectionHead:  common.HexToHash("0x96bb6d286ded20a18480dd98d537ab503bd81110c6b9c3f8ad1f9338f3b9852d"),
+		CHTRoot:      common.HexToHash("0x10627ff648077adeaab9dbd4e5bbed8671c86005b2aef5f5d4857acca19a49d8"),
+		BloomRoot:    common.HexToHash("0xf499b0cfaf426a490b7b5ddca58d3031b008f0c15338f8f25c20f3df050bf785"),
 	}
 
 	// MainnetCheckpointOracle contains a set of configs for the main network oracle.
@@ -90,8 +92,8 @@ var (
 		Threshold: 2,
 	}
 
-	// TestnetChainConfig contains the chain parameters to run a node on the Ropsten test network.
-	TestnetChainConfig = &ChainConfig{
+	// RopstenChainConfig contains the chain parameters to run a node on the Ropsten test network.
+	RopstenChainConfig = &ChainConfig{
 		ChainID:             big.NewInt(3),
 		HomesteadBlock:      big.NewInt(0),
 		DAOForkBlock:        nil,
@@ -103,20 +105,21 @@ var (
 		ByzantiumBlock:      big.NewInt(1700000),
 		ConstantinopleBlock: big.NewInt(4230000),
 		PetersburgBlock:     big.NewInt(4939394),
-		IstanbulBlock:       nil,
+		IstanbulBlock:       big.NewInt(6485846),
+		MuirGlacierBlock:    big.NewInt(7117117),
 		Ethash:              new(EthashConfig),
 	}
 
-	// TestnetTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network.
-	TestnetTrustedCheckpoint = &TrustedCheckpoint{
-		SectionIndex: 187,
-		SectionHead:  common.HexToHash("0x7d6db64d8ec43303e4392fb726d2346f7231b246decca3d8140dd7e2c0d0b07d"),
-		CHTRoot:      common.HexToHash("0xa5095e1a004a8642fb93ca682eb91e8f20ef5bce151e47404fbb68772d17705b"),
-		BloomRoot:    common.HexToHash("0x90b28050f948ec6fb35b23a91d9aed38ce0c92d3cdd6e1d383c1bddf8b4071cf"),
+	// RopstenTrustedCheckpoint contains the light client trusted checkpoint for the Ropsten test network.
+	RopstenTrustedCheckpoint = &TrustedCheckpoint{
+		SectionIndex: 262,
+		SectionHead:  common.HexToHash("0x12b068f285789b966a983b632266484f1bc93803df6c78773538a5777f57a236"),
+		CHTRoot:      common.HexToHash("0x14000a1407e866f174f3a20fe9f271acd704bcf929b5205d83b70a1bba8c82c2"),
+		BloomRoot:    common.HexToHash("0x2f4f4a34a55e35d0691c79a79e39b6f661259345080fb880da5195c11c2413be"),
 	}
 
-	// TestnetCheckpointOracle contains a set of configs for the Ropsten test network oracle.
-	TestnetCheckpointOracle = &CheckpointOracleConfig{
+	// RopstenCheckpointOracle contains a set of configs for the Ropsten test network oracle.
+	RopstenCheckpointOracle = &CheckpointOracleConfig{
 		Address: common.HexToAddress("0xEF79475013f154E6A65b54cB2742867791bf0B84"),
 		Signers: []common.Address{
 			common.HexToAddress("0x32162F3581E88a5f62e8A61892B42C46E2c18f7b"), // Peter
@@ -141,7 +144,8 @@ var (
 		ByzantiumBlock:      big.NewInt(1035301),
 		ConstantinopleBlock: big.NewInt(3660663),
 		PetersburgBlock:     big.NewInt(4321234),
-		IstanbulBlock:       nil,
+		IstanbulBlock:       big.NewInt(5435345),
+		MuirGlacierBlock:    nil,
 		Clique: &CliqueConfig{
 			Period: 15,
 			Epoch:  30000,
@@ -150,10 +154,10 @@ var (
 
 	// RinkebyTrustedCheckpoint contains the light client trusted checkpoint for the Rinkeby test network.
 	RinkebyTrustedCheckpoint = &TrustedCheckpoint{
-		SectionIndex: 148,
-		SectionHead:  common.HexToHash("0x45918f4686732c2a3e80827e1bc39cdb6a27fa362ddfe1fdfb61c69a7f1df1a9"),
-		CHTRoot:      common.HexToHash("0x8ac7046391fec14834a2a0183513937c0b5f696666545991477d24b067008961"),
-		BloomRoot:    common.HexToHash("0xfe4b852517612d7da54bf7e9fc18861a83171a93c72583bb6a61893b74422168"),
+		SectionIndex: 217,
+		SectionHead:  common.HexToHash("0x9afa4900a60cb44b102eb2eb5e5ef1d7f4cc1911c1c0588518995fb778ffe894"),
+		CHTRoot:      common.HexToHash("0xcc963e5085622c7cb6b3bf747fbfdfe71887e0d5bc9e4b3fb0474d44fc97942a"),
+		BloomRoot:    common.HexToHash("0x1064ca3a36b6f129783cff51bb18fb038bade47d2b776d1cccb9c74925106703"),
 	}
 
 	// RinkebyCheckpointOracle contains a set of configs for the Rinkeby test network oracle.
@@ -180,7 +184,8 @@ var (
 		ByzantiumBlock:      big.NewInt(0),
 		ConstantinopleBlock: big.NewInt(0),
 		PetersburgBlock:     big.NewInt(0),
-		IstanbulBlock:       nil,
+		IstanbulBlock:       big.NewInt(1561651),
+		MuirGlacierBlock:    nil,
 		Clique: &CliqueConfig{
 			Period: 15,
 			Epoch:  30000,
@@ -189,10 +194,10 @@ var (
 
 	// GoerliTrustedCheckpoint contains the light client trusted checkpoint for the Görli test network.
 	GoerliTrustedCheckpoint = &TrustedCheckpoint{
-		SectionIndex: 32,
-		SectionHead:  common.HexToHash("0x50eaedd8361fa9edd0ac2dec410310b9bdf67b963b60f3b1dce47f84b30670f9"),
-		CHTRoot:      common.HexToHash("0x6504db73139f75ffa9102ae980e41b361cf3d5b66cea06c79cde9f457368820c"),
-		BloomRoot:    common.HexToHash("0x7551ae027bb776252a20ded51ee2ff0cbfbd1d8d57261b9161cc1f2f80237001"),
+		SectionIndex: 101,
+		SectionHead:  common.HexToHash("0x396f5dd8e526edfb550873bcfe0e93dc00d70be4b881ab256980833b97a18c3e"),
+		CHTRoot:      common.HexToHash("0x0d145657a6595508ef878c9bbf8eca045631986f664bfab0d898fc64804a4e64"),
+		BloomRoot:    common.HexToHash("0x12df34d07cf1268abe22d40ee6deb199b8918e3d57d52f9e70f9b2883f57d74f"),
 	}
 
 	// GoerliCheckpointOracle contains a set of configs for the Goerli test network oracle.
@@ -208,21 +213,42 @@ var (
 		Threshold: 2,
 	}
 
+	// YoloV1ChainConfig contains the chain parameters to run a node on the YOLOv1 test network.
+	YoloV1ChainConfig = &ChainConfig{
+		ChainID:             big.NewInt(133519467574833),
+		HomesteadBlock:      big.NewInt(0),
+		DAOForkBlock:        nil,
+		DAOForkSupport:      true,
+		EIP150Block:         big.NewInt(0),
+		EIP155Block:         big.NewInt(0),
+		EIP158Block:         big.NewInt(0),
+		ByzantiumBlock:      big.NewInt(0),
+		ConstantinopleBlock: big.NewInt(0),
+		PetersburgBlock:     big.NewInt(0),
+		IstanbulBlock:       big.NewInt(0),
+		MuirGlacierBlock:    nil,
+		YoloV1Block:         big.NewInt(0),
+		Clique: &CliqueConfig{
+			Period: 15,
+			Epoch:  30000,
+		},
+	}
+
 	// AllEthashProtocolChanges contains every protocol change (EIPs) introduced
 	// and accepted by the Ethereum core developers into the Ethash consensus.
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// 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), big.NewInt(0), big.NewInt(0), nil, nil, 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil}
 
 	// AllCliqueProtocolChanges contains every protocol change (EIPs) introduced
 	// and accepted by the Ethereum core developers into the Clique consensus.
 	//
 	// This configuration is intentionally not using keyed fields to force anyone
 	// 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), big.NewInt(0), big.NewInt(0), nil, nil, 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, 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), big.NewInt(0), big.NewInt(0), nil, nil, 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), big.NewInt(0), big.NewInt(0), big.NewInt(0), nil, nil, nil, new(EthashConfig), nil}
 	TestRules       = TestChainConfig.Rules(new(big.Int))
 )
 
@@ -292,7 +318,10 @@ type ChainConfig struct {
 	ConstantinopleBlock *big.Int `json:"constantinopleBlock,omitempty"` // Constantinople switch block (nil = no fork, 0 = already activated)
 	PetersburgBlock     *big.Int `json:"petersburgBlock,omitempty"`     // Petersburg switch block (nil = same as Constantinople)
 	IstanbulBlock       *big.Int `json:"istanbulBlock,omitempty"`       // Istanbul switch block (nil = no fork, 0 = already on istanbul)
-	EWASMBlock          *big.Int `json:"ewasmBlock,omitempty"`          // EWASM switch block (nil = no fork, 0 = already activated)
+	MuirGlacierBlock    *big.Int `json:"muirGlacierBlock,omitempty"`    // Eip-2384 (bomb delay) switch block (nil = no fork, 0 = already activated)
+
+	YoloV1Block *big.Int `json:"yoloV1Block,omitempty"` // YOLO v1: https://github.com/ethereum/EIPs/pull/2657 (Ephemeral testnet)
+	EWASMBlock  *big.Int `json:"ewasmBlock,omitempty"`  // EWASM switch block (nil = no fork, 0 = already activated)
 
 	// Various consensus engines
 	Ethash *EthashConfig `json:"ethash,omitempty"`
@@ -329,7 +358,7 @@ func (c *ChainConfig) String() string {
 	default:
 		engine = "unknown"
 	}
-	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v Engine: %v}",
+	return fmt.Sprintf("{ChainID: %v Homestead: %v DAO: %v DAOSupport: %v EIP150: %v EIP155: %v EIP158: %v Byzantium: %v Constantinople: %v Petersburg: %v Istanbul: %v, Muir Glacier: %v, YOLO v1: %v, Engine: %v}",
 		c.ChainID,
 		c.HomesteadBlock,
 		c.DAOForkBlock,
@@ -341,6 +370,8 @@ func (c *ChainConfig) String() string {
 		c.ConstantinopleBlock,
 		c.PetersburgBlock,
 		c.IstanbulBlock,
+		c.MuirGlacierBlock,
+		c.YoloV1Block,
 		engine,
 	)
 }
@@ -380,6 +411,11 @@ func (c *ChainConfig) IsConstantinople(num *big.Int) bool {
 	return isForked(c.ConstantinopleBlock, num)
 }
 
+// IsMuirGlacier returns whether num is either equal to the Muir Glacier (EIP-2384) fork block or greater.
+func (c *ChainConfig) IsMuirGlacier(num *big.Int) bool {
+	return isForked(c.MuirGlacierBlock, num)
+}
+
 // IsPetersburg returns whether num is either
 // - equal to or greater than the PetersburgBlock fork block,
 // - OR is nil, and Constantinople is active
@@ -392,6 +428,11 @@ func (c *ChainConfig) IsIstanbul(num *big.Int) bool {
 	return isForked(c.IstanbulBlock, num)
 }
 
+// IsYoloV1 returns whether num is either equal to the YoloV1 fork block or greater.
+func (c *ChainConfig) IsYoloV1(num *big.Int) bool {
+	return isForked(c.YoloV1Block, num)
+}
+
 // IsEWASM returns whether num represents a block number after the EWASM fork
 func (c *ChainConfig) IsEWASM(num *big.Int) bool {
 	return isForked(c.EWASMBlock, num)
@@ -415,6 +456,49 @@ func (c *ChainConfig) CheckCompatible(newcfg *ChainConfig, height uint64) *Confi
 	return lasterr
 }
 
+// CheckConfigForkOrder checks that we don't "skip" any forks, geth isn't pluggable enough
+// to guarantee that forks can be implemented in a different order than on official networks
+func (c *ChainConfig) CheckConfigForkOrder() error {
+	type fork struct {
+		name     string
+		block    *big.Int
+		optional bool // if true, the fork may be nil and next fork is still allowed
+	}
+	var lastFork fork
+	for _, cur := range []fork{
+		{name: "homesteadBlock", block: c.HomesteadBlock},
+		{name: "daoForkBlock", block: c.DAOForkBlock, optional: true},
+		{name: "eip150Block", block: c.EIP150Block},
+		{name: "eip155Block", block: c.EIP155Block},
+		{name: "eip158Block", block: c.EIP158Block},
+		{name: "byzantiumBlock", block: c.ByzantiumBlock},
+		{name: "constantinopleBlock", block: c.ConstantinopleBlock},
+		{name: "petersburgBlock", block: c.PetersburgBlock},
+		{name: "istanbulBlock", block: c.IstanbulBlock},
+		{name: "muirGlacierBlock", block: c.MuirGlacierBlock, optional: true},
+		{name: "yoloV1Block", block: c.YoloV1Block},
+	} {
+		if lastFork.name != "" {
+			// Next one must be higher number
+			if lastFork.block == nil && cur.block != nil {
+				return fmt.Errorf("unsupported fork ordering: %v not enabled, but %v enabled at %v",
+					lastFork.name, cur.name, cur.block)
+			}
+			if lastFork.block != nil && cur.block != nil {
+				if lastFork.block.Cmp(cur.block) > 0 {
+					return fmt.Errorf("unsupported fork ordering: %v enabled at %v, but %v enabled at %v",
+						lastFork.name, lastFork.block, cur.name, cur.block)
+				}
+			}
+		}
+		// If it was optional and not set, then ignore it
+		if !cur.optional || cur.block != nil {
+			lastFork = cur
+		}
+	}
+	return nil
+}
+
 func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *ConfigCompatError {
 	if isForkIncompatible(c.HomesteadBlock, newcfg.HomesteadBlock, head) {
 		return newCompatError("Homestead fork block", c.HomesteadBlock, newcfg.HomesteadBlock)
@@ -449,6 +533,12 @@ func (c *ChainConfig) checkCompatible(newcfg *ChainConfig, head *big.Int) *Confi
 	if isForkIncompatible(c.IstanbulBlock, newcfg.IstanbulBlock, head) {
 		return newCompatError("Istanbul fork block", c.IstanbulBlock, newcfg.IstanbulBlock)
 	}
+	if isForkIncompatible(c.MuirGlacierBlock, newcfg.MuirGlacierBlock, head) {
+		return newCompatError("Muir Glacier fork block", c.MuirGlacierBlock, newcfg.MuirGlacierBlock)
+	}
+	if isForkIncompatible(c.YoloV1Block, newcfg.YoloV1Block, head) {
+		return newCompatError("YOLOv1 fork block", c.YoloV1Block, newcfg.YoloV1Block)
+	}
 	if isForkIncompatible(c.EWASMBlock, newcfg.EWASMBlock, head) {
 		return newCompatError("ewasm fork block", c.EWASMBlock, newcfg.EWASMBlock)
 	}
@@ -519,6 +609,7 @@ type Rules struct {
 	ChainID                                                 *big.Int
 	IsHomestead, IsEIP150, IsEIP155, IsEIP158               bool
 	IsByzantium, IsConstantinople, IsPetersburg, IsIstanbul bool
+	IsYoloV1                                                bool
 }
 
 // Rules ensures c's ChainID is not nil.
@@ -537,5 +628,6 @@ func (c *ChainConfig) Rules(num *big.Int) Rules {
 		IsConstantinople: c.IsConstantinople(num),
 		IsPetersburg:     c.IsPetersburg(num),
 		IsIstanbul:       c.IsIstanbul(num),
+		IsYoloV1:         c.IsYoloV1(num),
 	}
 }
diff --git a/params/dao.go b/params/dao.go
index 2d75845..da3c8df 100644
--- a/params/dao.go
+++ b/params/dao.go
@@ -19,7 +19,7 @@ package params
 import (
 	"math/big"
 
-	"github.com/ava-labs/go-ethereum/common"
+	"github.com/ethereum/go-ethereum/common"
 )
 
 // DAOForkBlockExtra is the block header extra-data field to set for the DAO fork
diff --git a/params/network_params.go b/params/network_params.go
index bba2472..9311b5e 100644
--- a/params/network_params.go
+++ b/params/network_params.go
@@ -53,9 +53,15 @@ const (
 	// CheckpointProcessConfirmations is the number before a checkpoint is generated
 	CheckpointProcessConfirmations = 256
 
-	// ImmutabilityThreshold is the number of blocks after which a chain segment is
+	// FullImmutabilityThreshold is the number of blocks after which a chain segment is
 	// considered immutable (i.e. soft finality). It is used by the downloader as a
 	// hard limit against deep ancestors, by the blockchain against deep reorgs, by
-	// the freezer as the cutoff treshold and by clique as the snapshot trust limit.
-	ImmutabilityThreshold = 90000
+	// the freezer as the cutoff threshold and by clique as the snapshot trust limit.
+	FullImmutabilityThreshold = 90000
+
+	// LightImmutabilityThreshold is the number of blocks after which a header chain
+	// segment is considered immutable for light client(i.e. soft finality). It is used by
+	// the downloader as a hard limit against deep ancestors, by the blockchain against deep
+	// reorgs, by the light pruner as the pruning validity guarantee.
+	LightImmutabilityThreshold = 30000
 )
diff --git a/params/protocol_params.go b/params/protocol_params.go
index c0c5ffd..a82eef2 100644
--- a/params/protocol_params.go
+++ b/params/protocol_params.go
@@ -91,6 +91,7 @@ const (
 	SloadGasFrontier             uint64 = 50
 	SloadGasEIP150               uint64 = 200
 	SloadGasEIP1884              uint64 = 800  // Cost of SLOAD after EIP 1884 (part of Istanbul)
+	SloadGasEIP2200              uint64 = 800  // Cost of SLOAD after EIP 2200 (part of Istanbul)
 	ExtcodeHashGasConstantinople uint64 = 400  // Cost of EXTCODEHASH (introduced in Constantinople)
 	ExtcodeHashGasEIP1884        uint64 = 700  // Cost of EXTCODEHASH after EIP 1884 (part in Istanbul)
 	SelfdestructGasEIP150        uint64 = 5000 // Cost of SELFDESTRUCT post EIP 150 (Tangerine)
@@ -130,8 +131,20 @@ const (
 	Bn256PairingBaseGasIstanbul      uint64 = 45000  // Base price for an elliptic curve pairing check
 	Bn256PairingPerPointGasByzantium uint64 = 80000  // Byzantium per-point price for an elliptic curve pairing check
 	Bn256PairingPerPointGasIstanbul  uint64 = 34000  // Per-point price for an elliptic curve pairing check
+
+	Bls12381G1AddGas          uint64 = 600    // Price for BLS12-381 elliptic curve G1 point addition
+	Bls12381G1MulGas          uint64 = 12000  // Price for BLS12-381 elliptic curve G1 point scalar multiplication
+	Bls12381G2AddGas          uint64 = 4500   // Price for BLS12-381 elliptic curve G2 point addition
+	Bls12381G2MulGas          uint64 = 55000  // Price for BLS12-381 elliptic curve G2 point scalar multiplication
+	Bls12381PairingBaseGas    uint64 = 115000 // Base gas price for BLS12-381 elliptic curve pairing check
+	Bls12381PairingPerPairGas uint64 = 23000  // Per-point pair gas price for BLS12-381 elliptic curve pairing check
+	Bls12381MapG1Gas          uint64 = 5500   // Gas price for BLS12-381 mapping field element to G1 operation
+	Bls12381MapG2Gas          uint64 = 110000 // Gas price for BLS12-381 mapping field element to G2 operation
 )
 
+// Gas discount table for BLS12-381 G1 and G2 multi exponentiation operations
+var Bls12381MultiExpDiscountTable = [128]uint64{1200, 888, 764, 641, 594, 547, 500, 453, 438, 423, 408, 394, 379, 364, 349, 334, 330, 326, 322, 318, 314, 310, 306, 302, 298, 294, 289, 285, 281, 277, 273, 269, 268, 266, 265, 263, 262, 260, 259, 257, 256, 254, 253, 251, 250, 248, 247, 245, 244, 242, 241, 239, 238, 236, 235, 233, 232, 231, 229, 228, 226, 225, 223, 222, 221, 220, 219, 219, 218, 217, 216, 216, 215, 214, 213, 213, 212, 211, 211, 210, 209, 208, 208, 207, 206, 205, 205, 204, 203, 202, 202, 201, 200, 199, 199, 198, 197, 196, 196, 195, 194, 193, 193, 192, 191, 191, 190, 189, 188, 188, 187, 186, 185, 185, 184, 183, 182, 182, 181, 180, 179, 179, 178, 177, 176, 176, 175, 174}
+
 var (
 	DifficultyBoundDivisor = big.NewInt(2048)   // The bound divisor of the difficulty, used in the update calculations.
 	GenesisDifficulty      = big.NewInt(131072) // Difficulty of the Genesis block.
diff --git a/params/version.go b/params/version.go
index 94386f5..521efe1 100644
--- a/params/version.go
+++ b/params/version.go
@@ -23,7 +23,7 @@ import (
 const (
 	VersionMajor = 1          // Major version component of the current release
 	VersionMinor = 9          // Minor version component of the current release
-	VersionPatch = 3          // Patch version component of the current release
+	VersionPatch = 22         // Patch version component of the current release
 	VersionMeta  = "unstable" // Version metadata to append to the version string
 )