A. For each operand and result within each of the following assembly language in

Question

A. For each operand and result within each of the following assembly language instructions categorize each addressing mode using the 5-types framework of Figure 7.6. Each instruction will have three answers to be listed.

      LOAD R4, 12+R9      ; list modes here in order, separated by commas (3 answers)
      ADD   R6, R5, R4      ; list modes for ADD here (3 answers)

B. What addressing occurs, if any, in the instructions in part (a) that was not captured in your answer about addressing for operands and results?

Explanation / Answer

The answers will be

A

a)Direct register reference,Immediate value,Indirect memory reference through register,

b)

All the three operands are direct register reference

B.

Direct and indirect memory reference are not covered in the above instructions

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