[PATCH] D112320: [SVE][CodeGen] Fix incorrect legalisation of zero-extended masked loads

[Kerry McLaughlin via Phabricator via llvm-commits]

kmclaughlin created this revision.
kmclaughlin added reviewers: sdesmalen, david-arm, CarolineConcatto.
Herald added subscribers: psnobl, hiraditya, tschuett.
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kmclaughlin requested review of this revision.
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PromoteIntRes_MLOAD always sets the extension type to `EXTLOAD`, which
results in a sign-extended load. If the type returned by getExtensionType()
for the load being promoted is something other than `NON_EXTLOAD`, we
should instead pass this to getMaskedLoad() as the extension type.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D112320

Files:
  llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
  llvm/test/CodeGen/AArch64/sve-masked-ldst-nonext.ll
  llvm/test/CodeGen/AArch64/sve-masked-ldst-sext.ll
  llvm/test/CodeGen/AArch64/sve-masked-ldst-zext.ll

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