question: public static void writeBack ( final ITranslationEnvironment environment , final long offset , final IOperandTree targetOperand , final String sourceValue , final OperandSize size , final String address , final TranslationResultType targetType , final List < ReilInstruction > instructions ) throws IllegalArgumentException , InternalTranslationException { Preconditions . checkNotNull ( environment , "Error: Argument environment can't be null" ) ; Preconditions . checkNotNull ( targetOperand , "Error: Argument targetOperand can't be null" ) ; Preconditions . checkNotNull ( sourceValue , "Error: Argument sourceValue can't be null" ) ; Preconditions . checkNotNull ( size , "Error: Argument size can't be null" ) ; Preconditions . checkNotNull ( targetType , "Error: Argument targetType can't be null" ) ; Preconditions . checkNotNull ( instructions , "Error: Argument instructions can't be null" ) ; final OperandSize archSize = environment . getArchitectureSize ( ) ; if ( targetType == TranslationResultType . REGISTER ) { if ( address != null ) { throw new InternalTranslationException ( "Error: Invalid combination of parameters" ) ; } final String target = getLeafValue ( targetOperand . getRootNode ( ) ) ; if ( ( size == archSize ) || isSegment ( target ) ) { instructions . add ( ReilHelpers . createStr ( offset , size , sourceValue , size , target ) ) ; } else { moveAndMask ( environment , offset , size , sourceValue , target , instructions ) ; } } else if ( targetType == TranslationResultType . MEMORY_ACCESS ) { instructions . add ( ReilHelpers . createStm ( offset , size , sourceValue , archSize , address ) ) ; } else { throw new InternalTranslationException ( "Error: Invalid target type" ) ; } }
target:  Writes a value back into a target.