public final boolean hasResult() {
    return opcode.hasResult();
  }
Returns whether this instance's opcode uses a result register. This method is a convenient
shorthand for {@code getOpcode().hasResult()}.

@return {@code true} iff this opcode uses a result register
android/android_framework/dex-maker/src/main/java/com/android/dx/dex/code/DalvInsn.java