[PATCH] D79587: [CodeGen][SVE] Legalisation of extends with scalable types

[Kerry McLaughlin via Phabricator via llvm-commits]

kmclaughlin updated this revision to Diff 267183.
kmclaughlin edited the summary of this revision.
kmclaughlin added a comment.

- Removed ReplaceExtensionResults and instead try to use extract_subvector as much as possible to legalise the result
- Added ReplaceExtractSubVectorResults, which replaces extract_subvector with unpack operations
- Changed performSignExtendInRegCombine to replace a sign extend of an unsigned unpack with a signed unpack
- Removed changes to unrelated test files


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D79587/new/

https://reviews.llvm.org/D79587

Files:
  llvm/include/llvm/CodeGen/ValueTypes.h
  llvm/lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
  llvm/lib/CodeGen/ValueTypes.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/test/CodeGen/AArch64/sve-ext.ll

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