[OpenMP] Change hint parameter type for critical to uint32_t

Add atomic hint flags to the enum.
The hint parameter type was changed to uint32_t in __kmpc_critical_with_hint()

Patch by Olga Malysheva

Differential Revision: https://reviews.llvm.org/D51235


git-svn-id: https://llvm.org/svn/llvm-project/openmp/trunk@341694 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed