[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
2 files changed