[Mlir-commits] [mlir] [MLIR] support dynamic indexing in `VectorEmulateNarrowTypes` (PR #114169)

[llvmlistbot at llvm.org]

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@@ -149,6 +152,48 @@ static Value insertSubvectorInto(RewriterBase &rewriter, Location loc,
                                                        dest, offsets, strides);
 }
 
+/// Extracts `lengthSubvec` elements from `srcVec` into `destVec` starting at
+/// the offset specified by `srcOffsetVar`. Use this function when
+/// `srcOffsetVar` is not a constant, making it impossible to use
+/// vector.extract_strided_slice, as it requires constant offsets.
+static Value dynamicallyExtractSubVector(RewriterBase &rewriter, Location loc,
+                                         TypedValue<VectorType> srcVec,
+                                         Value destVec,
+                                         OpFoldResult srcOffsetVar,
+                                         int64_t lengthSubvec) {
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lialan wrote:

done.

https://github.com/llvm/llvm-project/pull/114169