[PATCH] D110253: [SelectionDAG] Make WidenVecRes_EXTRACT_SUBVECTOR work for scalable vectors.

[Fraser Cormack via Phabricator via llvm-commits]

frasercrmck accepted this revision.
frasercrmck added a comment.

LGTM, thanks for adding some RVV tests, @sdesmalen.



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Comment at: llvm/test/CodeGen/RISCV/rvv/extract-subvector.ll:486
+; CHECK-NEXT:    vsetvli zero, a0, e16, m1, tu, mu
+; CHECK-NEXT:    vslideup.vi v27, v25, 0
+; CHECK-NEXT:    add a1, a0, a0
----------------
I'm not sure this `vslideup.vi` is completely necessary but I think it's correct.


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D110253/new/

https://reviews.llvm.org/D110253