[PATCH] D58593: [ValueTracking] More accurate unsigned add/sub overflow detection

Nikita Popov via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Feb 27 11:06:29 PST 2019


nikic updated this revision to Diff 188583.
nikic added a comment.

Rebase over tests.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D58593/new/

https://reviews.llvm.org/D58593

Files:
  lib/Analysis/ValueTracking.cpp
  test/Transforms/InstCombine/AddOverFlow.ll
  test/Transforms/InstCombine/demand_shrink_nsw.ll
  test/Transforms/InstCombine/saturating-add-sub.ll
  test/Transforms/InstCombine/sext.ll
  test/Transforms/InstCombine/shuffle_select.ll
  test/Transforms/InstCombine/strlen-1.ll
  test/Transforms/InstCombine/sub-xor.ll
  test/Transforms/InstCombine/wcslen-1.ll
  test/Transforms/InstCombine/wcslen-3.ll
  test/Transforms/LoopVectorize/X86/masked_load_store.ll

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