[PATCH] D67468: [ConstantFolding] Expand folding of some library functions

[Evandro Menezes via Phabricator via llvm-commits]

evandro created this revision.
Herald added subscribers: llvm-commits, hiraditya.
Herald added a project: LLVM.
evandro added reviewers: efriedma, xbolva00, spatel.

Expanding the folding of `nearbyint()`, `rint()`, `round()` and `trunc()` to library functions, in addition to the current support for intrinsics.


https://reviews.llvm.org/D67468

Files:
  llvm/lib/Analysis/ConstantFolding.cpp
  llvm/test/Analysis/ConstantFolding/rint.ll
  llvm/test/Analysis/ConstantFolding/round.ll
  llvm/test/Analysis/ConstantFolding/trunc.ll
  llvm/test/Transforms/InstCombine/round.ll

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