question: protected static Pair < String , String > asrImmediate ( final long offset , final ITranslationEnvironment environment , final List < ReilInstruction > instructions , final String registerNodeValue , final String immediateNodeValue ) { long baseOffset = offset ; final String shifterOperand = environment . getNextVariableString ( ) ; final String shifterCarryOut = environment . getNextVariableString ( ) ; if ( immediateNodeValue . equals ( "0" ) ) { final String tmpVar1 = environment . getNextVariableString ( ) ; instructions . add ( ReilHelpers . createBsh ( baseOffset ++ , dWordSize , registerNodeValue , wordSize , thirtyOneSet , byteSize , tmpVar1 ) ) ; instructions . add ( ReilHelpers . createAnd ( baseOffset ++ , byteSize , tmpVar1 , byteSize , oneSet , byteSize , shifterCarryOut ) ) ; instructions . add ( ReilHelpers . createSub ( baseOffset ++ , byteSize , shifterCarryOut , byteSize , String . valueOf ( 1 ) , dWordSize , shifterOperand ) ) ; return new Pair < String , String > ( shifterOperand , shifterCarryOut ) ; } else { final String tmpVar1 = environment . getNextVariableString ( ) ; final String tmpVar2 = environment . getNextVariableString ( ) ; final String tmpVar3 = environment . getNextVariableString ( ) ; final String tmpVar4 = environment . getNextVariableString ( ) ; final String tmpVar5 = environment . getNextVariableString ( ) ; instructions . add ( ReilHelpers . createAdd ( baseOffset ++ , dWordSize , registerNodeValue , dWordSize , bitMaskHighestBitSet , qWordSize , tmpVar1 ) ) ; instructions . add ( ReilHelpers . createBsh ( baseOffset ++ , qWordSize , tmpVar1 , wordSize , "-" + immediateNodeValue , dWordSize , tmpVar2 ) ) ; instructions . add ( ReilHelpers . createBsh ( baseOffset ++ , dWordSize , bitMaskHighestBitSet , wordSize , "-" + immediateNodeValue , dWordSize , tmpVar3 ) ) ; instructions . add ( ReilHelpers . createSub ( baseOffset ++ , dWordSize , tmpVar2 , dWordSize , tmpVar3 , qWordSize , tmpVar4 ) ) ; instructions . add ( ReilHelpers . createAnd ( baseOffset ++ , qWordSize , tmpVar4 , dWordSize , bitMaskAllBitsSet , dWordSize , shifterOperand ) ) ; instructions . add ( ReilHelpers . createBsh ( baseOffset ++ , dWordSize , registerNodeValue , dWordSize , String . valueOf ( - ( Integer . decode ( immediateNodeValue ) - 1 ) ) , wordSize , tmpVar5 ) ) ; instructions . add ( ReilHelpers . createAnd ( baseOffset ++ , wordSize , tmpVar5 , byteSize , oneSet , byteSize , shifterCarryOut ) ) ; return new Pair < String , String > ( shifterOperand , shifterCarryOut ) ; } }
target:  <Rm>, ASR #<shift_imm> Operation: if shift_imm == 0 then if Rm[31] == 0 then shifter_operand = 0 shifter_carry_out = Rm[31] else // Rm[31] == 1 / shifter_operand = 0xFFFFFFFF shifter_carry_out = Rm[31] else / shift_imm > 0 / shifter_operand = Rm Arithmetic_Shift_Right <shift_imm> shifter_carry_out = Rm[shift_imm - 1]