plugins/net.mograsim.logic.model.am2900/src/net/mograsim/logic/model/am2900/machine/registers/am2901/NumberedRegister.java

   1 package net.mograsim.logic.model.am2900.machine.registers.am2901;
   2
   3 import java.util.ArrayList;
   4 import java.util.Collections;
   5 import java.util.List;
   6
   7 public class NumberedRegister extends Am2901Register
   8 {
   9         public static final List<NumberedRegister> instancesCorrectOrder;
  10
  11         static
  12         {
  13                 List<NumberedRegister> instancesCorrectOrderModifiable = new ArrayList<>();
  14                 for (int i = 0; i < 16; i++)
  15                         instancesCorrectOrderModifiable.add(new NumberedRegister(i));
  16                 instancesCorrectOrder = Collections.unmodifiableList(instancesCorrectOrderModifiable);
  17         }
  18
  19         private NumberedRegister(int index)
  20         {
  21                 super("R" + index, "regs.c" + getIndexAsBitstring(index) + ".q", 4);
  22
  23         }
  24
  25         private static String getIndexAsBitstring(int index)
  26         {
  27                 StringBuilder sb = new StringBuilder();
  28                 sb.append((index & 0b1000) != 0 ? '1' : '0');
  29                 sb.append((index & 0b0100) != 0 ? '1' : '0');
  30                 sb.append((index & 0b0010) != 0 ? '1' : '0');
  31                 sb.append((index & 0b0001) != 0 ? '1' : '0');
  32                 return sb.toString();
  33         }
  34 }