[X86] Go through some tests that still reference old intrinsics that have been autoupgraded and replace them with the upgraded IR.

This is mostly the stack folding tests and is by no means a thorough audit of tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@335204 91177308-0d34-0410-b5e6-96231b3b80d8
9 files changed