Merge commit '916d6a441' into merge/geth-v1.13.5

core/vm/evm.go

@@ -72,8 +72,8 @@ type BlockContext struct {
 	BlockNumber *big.Int       // Provides information for NUMBER
 	Time        uint64         // Provides information for TIME
 	Difficulty  *big.Int       // Provides information for DIFFICULTY
-	BaseFee     *big.Int       // Provides information for BASEFEE
-	BlobBaseFee *big.Int       // Provides information for BLOBBASEFEE
+	BaseFee     *big.Int       // Provides information for BASEFEE (0 if vm runs with NoBaseFee flag and 0 gas price)
+	BlobBaseFee *big.Int       // Provides information for BLOBBASEFEE (0 if vm runs with NoBaseFee flag and 0 blob gas price)
 	Random      *common.Hash   // Provides information for PREVRANDAO
 }
 
@@ -82,8 +82,9 @@ type BlockContext struct {
 type TxContext struct {
 	// Message information
 	Origin     common.Address // Provides information for ORIGIN
-	GasPrice   *big.Int       // Provides information for GASPRICE
+	GasPrice   *big.Int       // Provides information for GASPRICE (and is used to zero the basefee if NoBaseFee is set)
 	BlobHashes []common.Hash  // Provides information for BLOBHASH
+	BlobFeeCap *big.Int       // Is used to zero the blobbasefee if NoBaseFee is set
 }
 
 // EVM is the Ethereum Virtual Machine base object and provides
@@ -125,6 +126,17 @@ type EVM struct {
 // NewEVM returns a new EVM. The returned EVM is not thread safe and should
 // only ever be used *once*.
 func NewEVM(blockCtx BlockContext, txCtx TxContext, statedb StateDB, chainConfig *params.ChainConfig, config Config) *EVM {
+	// If basefee tracking is disabled (eth_call, eth_estimateGas, etc), and no
+	// gas prices were specified, lower the basefee to 0 to avoid breaking EVM
+	// invariants (basefee < feecap)
+	if config.NoBaseFee {
+		if txCtx.GasPrice.BitLen() == 0 {
+			blockCtx.BaseFee = new(big.Int)
+		}
+		if txCtx.BlobFeeCap != nil && txCtx.BlobFeeCap.BitLen() == 0 {
+			blockCtx.BlobBaseFee = new(big.Int)
+		}
+	}
 	evm := &EVM{
 		Context:     blockCtx,
 		TxContext:   txCtx,
@@ -160,14 +172,6 @@ func (evm *EVM) Interpreter() *EVMInterpreter {
 	return evm.interpreter
 }
 
-// SetBlockContext updates the block context of the EVM.
-func (evm *EVM) SetBlockContext(blockCtx BlockContext) {
-	evm.Context = blockCtx
-	num := blockCtx.BlockNumber
-	timestamp := blockCtx.Time
-	evm.chainRules = evm.chainConfig.Rules(num, blockCtx.Random != nil, timestamp)
-}
-
 // Call executes the contract associated with the addr with the given input as
 // parameters. It also handles any necessary value transfer required and takes
 // the necessary steps to create accounts and reverses the state in case of an

core/vm/opcodes.go

@@ -224,8 +224,7 @@ const (
 	SELFDESTRUCT OpCode = 0xff
 )
 
-// Since the opcodes aren't all in order we can't use a regular slice.
-var opCodeToString = map[OpCode]string{
+var opCodeToString = [256]string{
 	// 0x0 range - arithmetic ops.
 	STOP:       "STOP",
 	ADD:        "ADD",
@@ -399,12 +398,10 @@ var opCodeToString = map[OpCode]string{
 }
 
 func (op OpCode) String() string {
-	str := opCodeToString[op]
-	if len(str) == 0 {
-		return fmt.Sprintf("opcode %#x not defined", int(op))
+	if s := opCodeToString[op]; s != "" {
+		return s
 	}
-
-	return str
+	return fmt.Sprintf("opcode %#x not defined", int(op))
 }
 
 var stringToOp = map[string]OpCode{

core/vm/runtime/env.go

@@ -26,6 +26,7 @@ func NewEnv(cfg *Config) *vm.EVM {
 		Origin:     cfg.Origin,
 		GasPrice:   cfg.GasPrice,
 		BlobHashes: cfg.BlobHashes,
+		BlobFeeCap: cfg.BlobFeeCap,
 	}
 	blockContext := vm.BlockContext{
 		CanTransfer: core.CanTransfer,

core/vm/runtime/runtime.go

@@ -46,6 +46,7 @@ type Config struct {
 	BaseFee     *big.Int
 	BlobBaseFee *big.Int
 	BlobHashes  []common.Hash
+	BlobFeeCap  *big.Int
 	Random      *common.Hash
 
 	State     *state.StateDB
@@ -97,7 +98,7 @@ func setDefaults(cfg *Config) {
 		cfg.BaseFee = big.NewInt(params.InitialBaseFee)
 	}
 	if cfg.BlobBaseFee == nil {
-		cfg.BlobBaseFee = new(big.Int)
+		cfg.BlobBaseFee = big.NewInt(params.BlobTxMinBlobGasprice)
 	}
 }
 

core/vm/testdata/precompiles/pointEvaluation.json

@@ -1,6 +1,6 @@
 [
   {
-    "Input": "01d18459b334ffe8e2226eef1db874fda6db2bdd9357268b39220af2d59464fb564c0a11a0f704f4fc3e8acfe0f8245f0ad1347b378fbf96e206da11a5d3630624d25032e67a7e6a4910df5834b8fe70e6bcfeeac0352434196bdf4b2485d5a1978a0d595c823c05947b1156175e72634a377808384256e9921ebf72181890be2d6b58d4a73a880541d1656875654806942307f266e636553e94006d11423f2688945ff3bdf515859eba1005c1a7708d620a94d91a1c0c285f9584e75ec2f82a",
+    "Input": "01e798154708fe7789429634053cbf9f99b619f9f084048927333fce637f549b564c0a11a0f704f4fc3e8acfe0f8245f0ad1347b378fbf96e206da11a5d3630624d25032e67a7e6a4910df5834b8fe70e6bcfeeac0352434196bdf4b2485d5a18f59a8d2a1a625a17f3fea0fe5eb8c896db3764f3185481bc22f91b4aaffcca25f26936857bc3a7c2539ea8ec3a952b7873033e038326e87ed3e1276fd140253fa08e9fc25fb2d9a98527fc22a2c9612fbeafdad446cbc7bcdbdcd780af2c16a",
     "Expected": "000000000000000000000000000000000000000000000000000000000000100073eda753299d7d483339d80809a1d80553bda402fffe5bfeffffffff00000001",
     "Name": "pointEvaluation1",
     "Gas": 50000,