[OCaml] Expose Llvm_executionengine.get_{global_value,function}_address.

Patch by Ramkumar Ramachandra <artagnon@gmail.com>.

Also remove Llvm_executionengine.get_pointer_to_global, as it
is actually deprecated and didn't appear in a stable release.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@224801 91177308-0d34-0410-b5e6-96231b3b80d8
4 files changed