plugins/net.mograsim.machine/src/net/mograsim/machine/isa/AsmLabel.java

   1 package net.mograsim.machine.isa;
   2
   3 import java.util.Objects;
   4
   5 public final class AsmLabel implements AsmElement
   6 {
   7         private final String name;
   8         private AsmInstruction inst;
   9
  10         public AsmLabel(String name)
  11         {
  12                 this.name = Objects.requireNonNull(name);
  13         }
  14
  15         public String getName()
  16         {
  17                 return name;
  18         }
  19
  20         public void setInst(AsmInstruction inst)
  21         {
  22                 if (inst != null)
  23                         throw new IllegalStateException("Instrution already set for " + name);
  24                 this.inst = inst;
  25         }
  26
  27         @Override
  28         public String toString()
  29         {
  30                 return name + ":";
  31         }
  32
  33         @Override
  34         public int hashCode()
  35         {
  36                 return Objects.hash(inst, name);
  37         }
  38
  39         @Override
  40         public boolean equals(Object obj)
  41         {
  42                 if (this == obj)
  43                         return true;
  44                 if (!(obj instanceof AsmLabel))
  45                         return false;
  46                 AsmLabel other = (AsmLabel) obj;
  47                 return Objects.equals(inst, other.inst) && Objects.equals(name, other.name);
  48         }
  49 }