[llvm] [Offload][OMPX] Add the runtime support for multi-dim grid and block (PR #118042)

[Joseph Huber via llvm-commits]

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@@ -337,15 +338,15 @@ struct GenericKernelTy {
 
   /// Get the number of threads and blocks for the kernel based on the
   /// user-defined threads and block clauses.
-  uint32_t getNumThreads(GenericDeviceTy &GenericDevice,
-                         uint32_t ThreadLimitClause[3]) const;
+  void getNumThreads(GenericDeviceTy &GenericDevice,
+                     uint32_t ThreadLimitClause[3]) const;
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jhuber6 wrote:

Shouldn't this take a `dim` argument and return that?

https://github.com/llvm/llvm-project/pull/118042