[llvm-branch-commits] [llvm] [libsycl] add single_task (PR #188797)

[Sergey Semenov via llvm-branch-commits]

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@@ -62,16 +63,52 @@ class QueueImpl : public std::enable_shared_from_this<QueueImpl> {
   /// \return true if and only if the queue is in order.
   bool isInOrder() const { return MIsInorder; }
 
+  /// Enqueues kernel to liboffload.
+  /// Kernel parameters like dependencies and range must be passed in advance by
+  /// calling setKernelParameters.
+  /// \param KernelName a name of kernel to be enqueued.
+  /// \param TypelessArgs data about kernel arguments to be used for enqueue.
+  void submitKernelImpl(const char *KernelName,
+                        detail::ArgCollection &TypelessArgs);
+
+  /// \return an event impl object that corresponds to the last kernel
+  /// submission in the calling thread.
+  EventImplPtr getLastEvent() {
+    assert(MCurrentSubmitInfo.LastEvent &&
+           "getLastEvent must be called after enqueue");
+    return MCurrentSubmitInfo.LastEvent;
+  }
+
+  /// Sets kernel parameters to be used in the next submitKernelImpl call.
+  /// Must be called prior to submitKernelImpl call.
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sergey-semenov wrote:

```suggestion
  /// Must be called prior to a submitKernelImpl call.
```

https://github.com/llvm/llvm-project/pull/188797