[llvm] WIP: [Offload] Add testing for Offload program and kernel related entry points (PR #127803)

[Joseph Huber via llvm-commits]

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@@ -104,3 +104,15 @@ def : Function {
     Return<"OL_ERRC_INVALID_DEVICE">
   ];
 }
+
+def : Function {
+  let name = "olGetHostDevice";
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jhuber6 wrote:

The way it works in HSA is that you iterate through all of the devices, and one of them has the special 'type' of host. So this should use the same interface as the GPU devices but have a different 'platform' as you call it.

https://github.com/llvm/llvm-project/pull/127803