tests,base: Added GTests for base/condcodes.hh

The documentation for the "findParity" and "findCarry" functions in
base/condcodes.hh has been enhanced to better explain their behavior.

Change-Id: I9ba3bf68eb56529a3030e965ec21e41d2dacfad6
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/21639
Reviewed-by: Gabe Black <gabeblack@google.com>
Reviewed-by: Bobby R. Bruce <bbruce@ucdavis.edu>
Maintainer: Bobby R. Bruce <bbruce@ucdavis.edu>
Tested-by: kokoro <noreply+kokoro@google.com>
3 files changed