Fix configure and make build of llvm examples.

Replaced link component 'jit' with 'mcjit'.




git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217032 91177308-0d34-0410-b5e6-96231b3b80d8
Document !and. Fix !shl and friends -- they provide binary operations.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217034 91177308-0d34-0410-b5e6-96231b3b80d8
Check-label a bit more specific

Sometimes, the .file could be reordered and it'd identify the ldr in the filename as a bad match.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@217037 91177308-0d34-0410-b5e6-96231b3b80d8