[Mlir-commits] [mlir] [MLIR][XeGPU] Extend SGMapAttr and Add ConvertLayoutOp (PR #132425)

[Adam Siemieniuk]

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@@ -78,15 +77,21 @@ def XeGPU_TensorDesc: XeGPUTypeDef<"TensorDesc", "tensor_desc",
     // A TensorDesc with 8x16 f32 elements for a memory region in shared memory space.
     xegpu.tensor_desc<8x16xf32, #xegpu.tdesc_attr<memory_space = slm>>
 
-    // A TensorDesc with a sg_map
-    xegpu.tensor_desc<8x16xf32, #xegpu.sg_map<wi_layout = [1, 16], wi_data = [1, 1]>>
+    // A TensorDesc with a layout for workgroup level programming
+    xegpu.tensor_desc<32x64xf32, #xegpu.layout<sg_layout = [2, 4], sg_data = [16, 16], lane_layout = [1, 16], lane_data = [1, 1]>>
+
+    // A TensorDesc with a layout for subgroup level programming
+    xegpu.tensor_desc<8x16xf32, #xegpu.layout<scope = sg, lane_layout = [1, 16], lane_data = [1, 1]>>
+
+    // A TensorDesc with a layout for workitem level programming
+    xegpu.tensor_desc<8x16xf32, #xegpu.layout<scope = wi, lane_layout = [1, 16], lane_data = [1, 1]>>
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adam-smnk wrote:

`#xegpu.layout<scope = lane,`

https://github.com/llvm/llvm-project/pull/132425