core: replace instances of 'suicide' with 'selfdestruct' to improve code consistency. (#27716)

---------

Co-authored-by: Martin Holst Swende <martin@swende.se>
Co-authored-by: lightclient <14004106+lightclient@users.noreply.github.com>

core/vm/gas_table.go

@@ -472,7 +472,7 @@ func gasSelfdestruct(evm *EVM, contract *Contract, stack *Stack, mem *Memory, me
 		}
 	}
 
-	if !evm.StateDB.HasSuicided(contract.Address()) {
+	if !evm.StateDB.HasSelfDestructed(contract.Address()) {
 		evm.StateDB.AddRefund(params.SelfdestructRefundGas)
 	}
 	return gas, nil

core/vm/instructions.go

@@ -408,7 +408,7 @@ func opExtCodeCopy(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext)
 // emptyCodeHash. If the precompile account is not transferred any amount on a private or
 // customized chain, the return value will be zero.
 //
-//  5. Caller tries to get the code hash for an account which is marked as suicided
+//  5. Caller tries to get the code hash for an account which is marked as self-destructed
 //     in the current transaction, the code hash of this account should be returned.
 //
 //  6. Caller tries to get the code hash for an account which is marked as deleted, this
@@ -821,7 +821,7 @@ func opSelfdestruct(pc *uint64, interpreter *EVMInterpreter, scope *ScopeContext
 	beneficiary := scope.Stack.pop()
 	balance := interpreter.evm.StateDB.GetBalance(scope.Contract.Address())
 	interpreter.evm.StateDB.AddBalance(beneficiary.Bytes20(), balance)
-	interpreter.evm.StateDB.Suicide(scope.Contract.Address())
+	interpreter.evm.StateDB.SelfDestruct(scope.Contract.Address())
 	if tracer := interpreter.evm.Config.Tracer; tracer != nil {
 		tracer.CaptureEnter(SELFDESTRUCT, scope.Contract.Address(), beneficiary.Bytes20(), []byte{}, 0, balance)
 		tracer.CaptureExit([]byte{}, 0, nil)

core/vm/interface.go

@@ -51,11 +51,11 @@ type StateDB interface {
 	GetTransientState(addr common.Address, key common.Hash) common.Hash
 	SetTransientState(addr common.Address, key, value common.Hash)
 
-	Suicide(common.Address) bool
-	HasSuicided(common.Address) bool
+	SelfDestruct(common.Address)
+	HasSelfDestructed(common.Address) bool
 
 	// Exist reports whether the given account exists in state.
-	// Notably this should also return true for suicided accounts.
+	// Notably this should also return true for self-destructed accounts.
 	Exist(common.Address) bool
 	// Empty returns whether the given account is empty. Empty
 	// is defined according to EIP161 (balance = nonce = code = 0).

core/vm/operations_acl.go

@@ -235,7 +235,7 @@ func makeSelfdestructGasFn(refundsEnabled bool) gasFunc {
 		if evm.StateDB.Empty(address) && evm.StateDB.GetBalance(contract.Address()).Sign() != 0 {
 			gas += params.CreateBySelfdestructGas
 		}
-		if refundsEnabled && !evm.StateDB.HasSuicided(contract.Address()) {
+		if refundsEnabled && !evm.StateDB.HasSelfDestructed(contract.Address()) {
 			evm.StateDB.AddRefund(params.SelfdestructRefundGas)
 		}
 		return gas, nil