[Mlir-commits] [mlir] [mlir][gpu][spirv] Add patterns for gpu.shuffle up/down (PR #139105)
Jakub Kuderski
llvmlistbot at llvm.org
Wed Jun 4 07:23:36 PDT 2025
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@@ -1341,7 +1342,8 @@ def GPU_ShuffleOp : GPU_Op<
%5, %6 = gpu.shuffle up %0, %cst1, %width : f32
```
- For lane `k`, returns the value from lane `(k - 1) % width`.
+ For lane `k`, returns the value from lane `(k - cst1)`. The resulting value
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kuhar wrote:
Same here
https://github.com/llvm/llvm-project/pull/139105
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