Recommit r335070 "[X86] Rewrite the max and min reduction intrinsics to make better use of other functions and to reduce width to 256 and 128 bits were possible.""

Test has been updated to reflect the IRGen.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@335075 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed