[C++] Write benchmark for arithmetic kernels #25194
Description
The add kernel's implementation has changed in #7341, in order to ensure that no performance regression was introduced write a benchmark for the kernels and compare the results with the previous implementation.
Reporter: Krisztian Szucs / @kszucs
Assignee: Krisztian Szucs / @kszucs
PRs and other links:
Note: This issue was originally created as ARROW-9079. Please see the migration documentation for further details.