How does loop inversion improve performance?Let me explain with an example.
Post loop inversion optimization, above code will be transformed like below.
How this transformation improve performance?
When the value of i is 10, the processor need not execute a goto instruction to come out of the loop (which is required in the first case). This improves performance. By nature, any jump in the code causes a pipeline stall, which is a detriment to performance.
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