[Mlir-commits] [mlir] [mlir][gpu] Support Cluster of Thread Blocks in `gpu.launch_func` (PR #72871)

[llvmlistbot at llvm.org]

================
@@ -550,12 +601,23 @@ def GPU_LaunchFuncOp :GPU_Op<"launch_func", [
     /// The name of the kernel.
     StringAttr getKernelName();
 
+    /// Returns true if cluster size is specified.
+    bool hasClusterSize() {
+      if (getClusterSizeX() && getClusterSizeY() && getClusterSizeZ())
----------------
qcolombet wrote:

Is it valid to set `X`, but not `Y` and `Z`?

I'm thinking we could check if one is set and assert that the others are set too.

https://github.com/llvm/llvm-project/pull/72871