[x86] Remove another low-value test still written using grep. We have
many tests for movss and friends.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218953 91177308-0d34-0410-b5e6-96231b3b80d8
[x86] Regenerate precise FileCheck lines for the lats batch of test
cases.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218954 91177308-0d34-0410-b5e6-96231b3b80d8
[x86] Add triples to these tests so that we see fewer calling convention
differences and they're a bit easier to maintain. This should fix the
tests on cygwin bots, etc.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218955 91177308-0d34-0410-b5e6-96231b3b80d8
[x86] Add another triple to a test to make the comment syntax stable.
Should fix darwin builders.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@218956 91177308-0d34-0410-b5e6-96231b3b80d8