[Mlir-commits] [mlir] [mlir] [XeGPU] Add XeGPU workgroup to subgroup pass (PR #139477)

[Adam Siemieniuk]

================
@@ -18,24 +17,32 @@ def XeGPUFoldAliasOps : Pass<"xegpu-fold-alias-ops"> {
     The pass folds aliasing ops into XeGPU ops that they operate on the original
     source references.
   }];
-  let dependentDialects = [
-      "memref::MemRefDialect", "xegpu::XeGPUDialect"
-  ];
+  let dependentDialects = ["memref::MemRefDialect", "xegpu::XeGPUDialect"];
 }
 
 def XeGPUSubgroupDistribute : Pass<"xegpu-subgroup-distribute"> {
   let summary = "Distribute XeGPU ops to work items";
   let description = [{
     The pass distributes subgroup level (SIMD) XeGPU ops to work items.
   }];
-  let dependentDialects = [
-      "memref::MemRefDialect", "xegpu::XeGPUDialect", "vector::VectorDialect"
-  ];
-  let options = [
-    Option<"printOnly", "print-analysis-only", "bool",
-         /*default=*/"false",
-         "Print the result of the subgroup map propagation analysis and exit.">
-  ];
+  let dependentDialects = ["memref::MemRefDialect", "xegpu::XeGPUDialect",
+                           "vector::VectorDialect"];
+  let options = [Option<
+      "printOnly", "print-analysis-only", "bool",
+      /*default=*/"false",
+      "Print the result of the subgroup map propagation analysis and exit.">];
+}
+
+def XeGPUWgToSg : Pass<"xegpu-wg-to-sg", "::mlir::gpu::GPUModuleOp"> {
+  let summary = "Transform WorkGroup level XeGPU code to SubGroup level";
----------------
adam-smnk wrote:

For consistency with the rest of the codebase, I'd suggest using `subgroup` and `workgroup` without camel case.

https://github.com/llvm/llvm-project/pull/139477