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of multiplying a floating-point register by 8, add 3 to the floating-point register's exponent.

The term peephole optimization was introduced by William Marshall McKeeman in 1965.

Replacements

Peephole optimization replacements include but are not limited to:
* Null sequences - delete useless operations.
* Combine operations - replace several operations with one equivalent.
* Algebraic laws - use algebraic laws to simplify or reorder instructions.
* Special-case instructions - use instructions designed

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