[all-commits] [llvm/llvm-project] 5cf170: [InstCombine] add helper for known exact cast to F...

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  Branch: refs/heads/master
  Home:   https://github.com/llvm/llvm-project
  Commit: 5cf17034e53777ec1b1874fbbaf0b579634734fc
      https://github.com/llvm/llvm-project/commit/5cf17034e53777ec1b1874fbbaf0b579634734fc
  Author: Sanjay Patel <spatel at rotateright.com>
  Date:   2020-05-08 (Fri, 08 May 2020)

  Changed paths:
    M llvm/lib/Transforms/InstCombine/InstCombineCasts.cpp

  Log Message:
  -----------
  [InstCombine] add helper for known exact cast to FP; NFC

As suggested in D79116 - there's shared logic between the
existing code and potential new folds. This could go in
ValueTracking if it seems generally useful.