[PATCH] D86548: [SVE][CodeGen] Legalisation of truncate for scalable vectors

Kerry McLaughlin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Sep 8 09:44:37 PDT 2020


kmclaughlin updated this revision to Diff 290509.
kmclaughlin marked an inline comment as done.
kmclaughlin added a comment.

- Removed DAGCombine for UNPKHI/LO and added a new case for UZP1, so that we can check for the more specific case of `uzp1(unpklo(uzp1(x, y)), z)`
- Removed an unnecessary check that InVT is an integer in LowerINSERT_SUBVECTOR
- Renamed `Idx` in PromoteIntOp_EXTRACT_SUBVECTOR to `OpNumElts`


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D86548/new/

https://reviews.llvm.org/D86548

Files:
  llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/sve-split-trunc.ll

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