[all-commits] [llvm/llvm-project] 24f523: [ValueTracking] Add basic computeKnownBits support...

[topperc via All-commits]

  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 24f5235d936537148fbfea0a6583ad7f2f775402
      https://github.com/llvm/llvm-project/commit/24f5235d936537148fbfea0a6583ad7f2f775402
  Author: Craig Topper <craig.topper at intel.com>
  Date:   2020-07-30 (Thu, 30 Jul 2020)

  Changed paths:
    M llvm/lib/Analysis/ValueTracking.cpp
    A llvm/test/Transforms/InstCombine/abs-intrinsic.ll

  Log Message:
  -----------
  [ValueTracking] Add basic computeKnownBits support for llvm.abs intrinsic

This includes basic support for computeKnownBits on abs. I've left FIXMEs for more complicated things we could do.

Differential Revision: https://reviews.llvm.org/D84963