/**
* This method makes low level code for return statements
*
* @param func
*/
public void genLLCode(Function func) {
BasicBlock currBlock = func.getCurrBlock();
BasicBlock returnBlock = func.getReturnBlock();
if (expression != null) {
expression.genLLCode(func);
Operation setReturn = new Operation(Operation.OperationType.ASSIGN, currBlock);
Operand retSrc = new Operand(Operand.OperandType.REGISTER, expression.getRegisterNum());
Operand retDest = new Operand(Operand.OperandType.MACRO, "RetReg");
setReturn.setSrcOperand(0, retSrc);
setReturn.setDestOperand(0, retDest);
currBlock.appendOper(setReturn);
}
Operation newOper = new Operation(OperationType.JMP, currBlock);
Operand src = new Operand(Operand.OperandType.BLOCK, returnBlock.getBlockNum());
newOper.setSrcOperand(0, src);
currBlock.appendOper(newOper);
}
