Add regression unit tests for half-packet vectorization
Add regression unit tests for half-packet vectorization

ROCmSoftwarePlatform/hipeigen,ritsu1228/eigen,pasuka/eigen,ROCmSoftwarePlatform/hipeigen,ritsu1228/eigen,ritsu1228/eigen,pasuka/eigen,ritsu1228/eigen,pasuka/eigen,ROCmSoftwarePlatform/hipeigen,pasuka/eigen,pasuka/eigen,ROCmSoftwarePlatform/hipeigen,ritsu1228/eigen