- /// starting with the InstructionVal value, the value stored is actually the
- /// Instruction opcode, so there are more than just these values possible here
- /// (and Instruction must be last).
- ///
- unsigned getValueType() const {
+ /// for instructions, the Instruction's opcode is added to InstructionVal. So
+ /// this means three things:
+ /// # there is no value with code InstructionVal (no opcode==0).
+ /// # there are more possible values for the value type than in ValueTy enum.
+ /// # the InstructionVal enumerator must be the highest valued enumerator in
+ /// the ValueTy enum.
+ unsigned getValueID() const {