[NFC] run specific pass instead of whole -O3 pipeline for popcount recoginzation testcase.
[NFC] run specific pass instead of whole -O3 pipeline for popcount recoginzation testcase.


git-svn-id: 0ff597fd157e6f4fc38580e8d64ab130330d2411@374514 91177308-0d34-0410-b5e6-96231b3b80d8

llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm,llvm-mirror/llvm