1.

What Is Direction Flag?

Answer»

This is USED by string manipulation instructions. If this FLAG bit is ‘0’, the string is processed beginning from the LOWEST to HIGHEST address i.e. Auto increment mode. Otherwise string is processed from the highest towards the lowest address i.e. auto decrementing mode.

This is used by string manipulation instructions. If this flag bit is ‘0’, the string is processed beginning from the lowest to highest address i.e. Auto increment mode. Otherwise string is processed from the highest towards the lowest address i.e. auto decrementing mode.


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