@Override
public Instruction translate(String instructionBinary) {
Instruction instruction = new Instruction();
instruction.setHint(substringAndCast(instructionBinary, 6, 11, String.class));
instruction.setRt(
new Register(
InstructionUtil.binaryToDecimal(
substringAndCast(instructionBinary, 16, 21, String.class))));
instruction.setRd(
new Register(
InstructionUtil.binaryToDecimal(
substringAndCast(instructionBinary, 11, 16, String.class))));
instruction.setRs(
new Register(
InstructionUtil.binaryToDecimal(
substringAndCast(instructionBinary, 21, 26, String.class))));
instruction.setOpcode(substringAndCast(instructionBinary, 26, 32, String.class));
instruction.setStringRepresentation(
"ADD R"
+ instruction.getRd().getId()
+ ", R"
+ instruction.getRs().getId()
+ ", R"
+ instruction.getRt().getId());
instruction.setOperator(Operator.ADD);
return instruction;
}
private static <T> T substringAndCast(String str, int f, int s, Class<T> clazz) {
return clazz.cast(
new StringBuilder(InstructionUtil.substringAndCast(str, f, s, clazz).toString())
.reverse()
.toString());
}