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Consider a hypothetical processor with an instruction of type LDR R1, [R2, #4], which during execution the load value at the memory location pointed to by the effective address. Effective address of the memory location is obtained by the addition of 4 and the contents of R2. Then increment R2 by 4. Which of the following best reflects the addressing mode implemented by this instruction for the operand in memory?

1

Post-indexing

2

auto-indexing

3

Pre-indexed addressing with auto-indexing

4

Post-indexed addressing with auto-indexing
in CO and Architecture by | 31 views
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Option 3
0
yes but why ??? as increment is done after adding the value in register
0
What does it mean by auto indexing here ?? Does it mean auto increment??

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