Fix comment typos

libevmasm/Instruction.h

@@ -39,7 +39,7 @@ enum class Instruction: uint8_t
 {
 	STOP = 0x00,		///< halts execution
 	ADD,				///< addition operation
-	MUL,				///< mulitplication operation
+	MUL,				///< multiplication operation
 	SUB,				///< subtraction operation
 	DIV,				///< integer division operation
 	SDIV,				///< signed integer division operation
@@ -50,11 +50,11 @@ enum class Instruction: uint8_t
 	EXP,				///< exponential operation
 	SIGNEXTEND,			///< extend length of signed integer
 
-	LT = 0x10,			///< less-than comparision
-	GT,					///< greater-than comparision
-	SLT,				///< signed less-than comparision
-	SGT,				///< signed greater-than comparision
-	EQ,					///< equality comparision
+	LT = 0x10,			///< less-than comparison
+	GT,					///< greater-than comparison
+	SLT,				///< signed less-than comparison
+	SGT,				///< signed greater-than comparison
+	EQ,					///< equality comparison
 	ISZERO,				///< simple not operator
 	AND,				///< bitwise AND operation
 	OR,					///< bitwise OR operation
@@ -293,7 +293,7 @@ struct InstructionInfo
 /// Information on all the instructions.
 InstructionInfo instructionInfo(Instruction _inst);
 
-/// check whether instructions exists
+/// check whether instructions exists.
 bool isValidInstruction(Instruction _inst);
 
 /// Convert from string mnemonic to Instruction type.