[PATCH] D54534: [InstCombine] Add support for saturating add/sub

[Nikita Popov via Phabricator via llvm-commits]

nikic updated this revision to Diff 175558.
nikic edited the summary of this revision.
nikic added a comment.

Use operand swap helper, canonicalize ssub to sadd if possible, add tests for operand swapping and canonicalization, rebase over committed baseline tests.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D54534/new/

https://reviews.llvm.org/D54534

Files:
  lib/Analysis/ValueTracking.cpp
  lib/Transforms/InstCombine/InstCombineCalls.cpp
  test/Transforms/InstCombine/saturating-add-sub.ll

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