[Mlir-commits] [mlir] [mlir][xegpu] Add definitons of MatrixDescType and related ops. (PR #153273)

[Jianhui Li]

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@@ -201,4 +201,26 @@ def XeGPU_Nbarrier: XeGPUTypeDef<"Nbarrier", "nbarrier", [], "mlir::Type"> {
   }];
 }
 
+def XeGPU_MatrixDesc: XeGPUTypeDef<"MatrixDesc", "matrix_desc", [ShapedTypeInterface], "mlir::Type"> {
+  let summary = "MatrixDesc describing the data in SLM";
+  let description = [{
+    MatrixDesc represents a block of data stored in shared local memory.
+    By default, unless a layout attribute is provided, the data is stored
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Jianhui-Li wrote:

Please refer to https://github.com/intel/mlir-extensions/pull/1092/ for the motivation and explanation of the slm memory layout of matrix descriptor. 


https://github.com/llvm/llvm-project/pull/153273