[PATCH] D147040: [AArch64][CodeGen] Use interleave store for streaming compatible functions

Caroline via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Mar 29 05:13:58 PDT 2023


CarolineConcatto added inline comments.


================
Comment at: llvm/lib/Target/AArch64/AArch64ISelLowering.cpp:14500
 ///        call void llvm.aarch64.neon.st3(%sub.v0, %sub.v1, %sub.v2, %ptr)
 bool AArch64TargetLowering::lowerInterleavedStore(StoreInst *SI,
                                                   ShuffleVectorInst *SVI,
----------------
sdesmalen wrote:
> I assume we'll need a similar capability for interleaved loads?
Thank you for pointing that out.
We don't need to do nothing in both functions, because isLegalInterleavedAccessType
already sets UseScalable to true when Subtarget->forceStreamingCompatibleSVE().


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https://reviews.llvm.org/D147040



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