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post indexing

First, the contents of the address field are used to access a memory location containing a direct address. This address is then indexed by the register value.

pre-indexing

An address is calculated as with simple indexing. In this case, however, the calculated address contains not the operand, but the address of the operand.

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13y ago
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12y ago

pre is before post is after

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Q: What are the differences between preindexing and postindexing?
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