[Mlir-commits] [mlir] [mlir][XeGPU] add WgToSg distribution pattern for load_matrix and store_matrix. (PR #154403)

[Chao Chen]

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@@ -77,6 +76,72 @@ getSgShapeAndCount(ArrayRef<int64_t> shape, xegpu::LayoutAttr layout) {
   return std::make_pair(sgShape, count);
 }
 
+// An util helper to generate elementwise addition ops for index computing.
+// lhs and rhs are vectors of Values. If the rank of lhs and rhs doesn't match.
+// left-alignment is performed.
+static SmallVector<OpFoldResult> add(ConversionPatternRewriter &rewriter,
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chencha3 wrote:

reimplemented it without reverse order. 

https://github.com/llvm/llvm-project/pull/154403