[Mlir-commits] [mlir] [mlir][vector] Canonicalize gathers/scatters with trivial offsets (PR #117939)

[Andrzej Warzyński]

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@@ -5202,11 +5219,28 @@ class GatherFolder final : public OpRewritePattern<GatherOp> {
     llvm_unreachable("Unexpected 1DMaskFormat on GatherFolder");
   }
 };
+
+/// Fold gathers with consecutive offsets [0, 1, 2, ...] into contiguous
+/// maskedload. Only 1D non-scalable vectors are supported for now.
+class GatherTrivialIndices final : public OpRewritePattern<GatherOp> {
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banach-space wrote:

`GatherTrivialIndices` -> `FoldContiguousGather`?

https://github.com/llvm/llvm-project/pull/117939