[all-commits] [llvm/llvm-project] e80a21: [test][instcombine] Add test cases for all x.with....

[Philip Reames via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e80a21d632900341258a20134e43ad76a2c93c81
      https://github.com/llvm/llvm-project/commit/e80a21d632900341258a20134e43ad76a2c93c81
  Author: Philip Reames <listmail at philipreames.com>
  Date:   2021-06-25 (Fri, 25 Jun 2021)

  Changed paths:
    A llvm/test/Transforms/InstCombine/saddo.ll
    A llvm/test/Transforms/InstCombine/smulo.ll
    A llvm/test/Transforms/InstCombine/ssubo.ll
    M llvm/test/Transforms/InstCombine/umulo.ll
    A llvm/test/Transforms/InstCombine/usubo.ll

  Log Message:
  -----------
  [test][instcombine] Add test cases for all x.with.overflow overflow checks

For each of the x.with.overflow variants, if only the overflow bit is consumed, we can generate a direct overflow comparison.  This precommits tests for each of the variants and tries to cover interesting cornercases.