[PATCH] D57639: [CodeGen] Handle vector UADDO, SADDO, USUBO, SSUBO

[Nikita Popov via Phabricator via llvm-commits]

nikic updated this revision to Diff 184909.
nikic edited the summary of this revision.
nikic added a comment.
Herald added a subscriber: javed.absar.

Improve vector result widening (now it's general, but could theoretically result in a widen/split loop) and add an AArch64 test (which widens v1i32 as an interesting case).


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D57639/new/

https://reviews.llvm.org/D57639

Files:
  lib/CodeGen/SelectionDAG/LegalizeIntegerTypes.cpp
  lib/CodeGen/SelectionDAG/LegalizeTypes.h
  lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
  lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
  test/CodeGen/AArch64/vec_uaddo.ll
  test/CodeGen/X86/vec_saddo.ll
  test/CodeGen/X86/vec_ssubo.ll
  test/CodeGen/X86/vec_uaddo.ll
  test/CodeGen/X86/vec_usubo.ll

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