[PATCH] D147932: ValueTracking: Implement computeKnownFPClass for various rounding intrinsics

[Matt Arsenault via Phabricator via llvm-commits]

arsenm updated this revision to Diff 516891.
arsenm added a comment.

Stronger sign handling which avoids regressions when old functions are replaced


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D147932/new/

https://reviews.llvm.org/D147932

Files:
  llvm/include/llvm/Analysis/ValueTracking.h
  llvm/lib/Analysis/ValueTracking.cpp
  llvm/test/Transforms/Attributor/nofpclass-ceil.ll
  llvm/test/Transforms/Attributor/nofpclass-floor.ll
  llvm/test/Transforms/Attributor/nofpclass-nearbyint.ll
  llvm/test/Transforms/Attributor/nofpclass-rint.ll
  llvm/test/Transforms/Attributor/nofpclass-round.ll
  llvm/test/Transforms/Attributor/nofpclass-roundeven.ll
  llvm/test/Transforms/Attributor/nofpclass-trunc.ll
  llvm/test/Transforms/Attributor/nofree.ll
  llvm/test/Transforms/Attributor/willreturn.ll

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