core/vm: simplify op lookup in contract (#6370)

Cherry-pick ethereum/go-ethereum#23974 Co-authored-by: Andrei Maiboroda <andrei@ethereum.org>
erigontech · Dec 19, 2022 · a00a400 · a00a400
1 parent dfa6505
commit a00a400
Showing 1 changed file with 2 additions and 7 deletions.
diff --git a/core/vm/contract.go b/core/vm/contract.go
@@ -151,16 +151,11 @@ func (c *Contract) AsDelegate() *Contract {
 
 // GetOp returns the n'th element in the contract's byte array
 func (c *Contract) GetOp(n uint64) OpCode {
-	return OpCode(c.GetByte(n))
-}
-
-// GetByte returns the n'th byte in the contract's byte array
-func (c *Contract) GetByte(n uint64) byte {
 	if n < uint64(len(c.Code)) {
-		return c.Code[n]
+		return OpCode(c.Code[n])
 	}
 
-	return 0
+	return STOP
 }
 
 // Caller returns the caller of the contract.