mips without optimize

backend/mips/instr/MipsAnnotation.java

@@ -0,0 +1,16 @@
+package backend.mips.instr;
+
+import backend.mips.instr.type.MipsType;
+
+public class MipsAnnotation extends MipsInstr {
+    private String annotation;
+
+    public MipsAnnotation(String anno) {
+        super(MipsType.ANNOTATION);
+        this.annotation = anno;
+    }
+
+    public String toString() {
+        return "# " + this.annotation + "\n";
+    }
+}