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In some pipelined systems, a different instruction is used to add to numbers which can affect the flags upon execution. That instruction is _______

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In some pipelined systems, a different instruction is used to add to numbers which can affect the flags upon execution. That instruction is _______

(a) AddSetCC

(b) AddCC

(c) Add++

(d) SumSetCC

This question was addressed to me in examination.

The query is from Numbers and Arithmetic Operations topic in portion Machine Instructions and Programs of Computer Architecture

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Right answer is (a) AddSetCC

For explanation: By using this instruction the condition flags won’t be affected at all.

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