[Mlir-commits] [mlir] [mlir][ArmSME] Add support for vector.transpose (PR #66760)

[Diego Caballero]

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@@ -239,27 +260,33 @@ def TileLoadOp : ArmSME_Op<"tile_load"> {
   let summary = "Tile load operation";
   let description = [{
     Loads a 2D SME "virtual tile" from memory defined by a base and indices,
-    with the shape defined by the 2D scalable vector type of the result tile.
-    The slice of memory must be contiguous. The memref must be either rank 1 or
-    rank 2 with dynamic dimensions, since the operation is scalable, and the
-    element type must be a scalar that matches the element type of the result.
+    with the shape defined by the 2D scalable vector type of the result tile. A
+    tile slice layout attribute specifies whether the slices of the tile being
+    loaded are horizontal or vertical. The slice of memory must be contiguous.
+    The memref must be either rank 1 or rank 2 with dynamic dimensions, since
+    the operation is scalable, and the element type must be a scalar that
+    matches the element type of the result.
+
+    The default tile slice layout when lowering from higher-level dialects is
+    horizontal.
 
-    Example 1: Load an 8-bit element ZA tile from memory (ZA0.B).
+    Example 1: Load an 8-bit element ZA tile with horizontal layout from memory (ZA0.B).
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dcaballe wrote:

Are there any other permutations?

I would spell out the words completely in the IR

https://github.com/llvm/llvm-project/pull/66760