[torch] Add decomposition for aten._foreach_lerp.List#4502
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[torch] Add decomposition for aten._foreach_lerp.List#4502BruceXinXin wants to merge 1 commit intollvm:mainfrom
BruceXinXin wants to merge 1 commit intollvm:mainfrom
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Decompose `aten._foreach_lerp.List` into element-wise `aten.lerp.Tensor` operations. The decomposition unpacks the three input tensor lists (self, tensors1, weights), applies `aten.lerp.Tensor` to each corresponding triple, and repacks the results into a list. Changes: - Add ODS definition for `Aten_ForeachLerpListOp` - Add `torch_ods_gen.py` entry for `aten::_foreach_lerp.List` - Add `DecomposeAten_ForeachLerpListOp` pattern in DecomposeComplexOps - Add lit test for the decomposition
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[torch] Add decomposition for
aten._foreach_lerp.ListSummary
This PR adds support for decomposing
aten._foreach_lerp.Listinto element-wiseaten.lerp.Tensoroperations.aten::_foreach_lerp.Listtakes three tensor lists (self,tensors1,weights) and computeslerp(self[i], tensors1[i], weights[i])for each element. The decomposition unpacks the lists viaPrimListConstructOp, appliesaten.lerp.Tensorto each corresponding triple, and repacks the results.Changes
Torch_Aten_ForeachLerpListOpODS definition withHasValueSemanticsandReadOnlytraits.aten::_foreach_lerp.List : (Tensor[], Tensor[], Tensor[]) -> (Tensor[]).DecomposeAten_ForeachLerpListOprewrite pattern that decomposes the foreach op into per-elementaten.lerp.Tensorcalls, with validation that all three input lists have matching sizes.sub/mul/addsequence (fromlerp.Tensorlowering) and finalprim.ListConstruct.