Question

What stage of the code generation process is responsible for selecting individual instructions?

a.

Instruction selection

b.

Register allocation

c.

Instruction scheduling

d.

None of the above

Posted under Reverse Engineering

Answer: (a).Instruction selection Explanation:Instruction selection is where the code from the intermediate representation is translated into platform-specific instructions. The selection of each individual instruction is very important to overall program performance and requires that the compiler be aware of the various properties of each instruction.

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