[PATCH] D79187: [DAGCombiner] fold (fp_round (int_to_fp X)) -> (int_to_fp X)

[Sam Elliott via Phabricator via llvm-commits]

lenary added a comment.

The worst offendors seemed to be the following. I looked into `f16-instructions.ll` with `llc -debug-only=dagcombine` and there was definitely an infinite loop somewhere there.

  LLVM :: CodeGen/AArch64/arm64-fast-isel-conversion-fallback.ll
  LLVM :: CodeGen/AArch64/f16-instructions.ll


Repository:
  rG LLVM Github Monorepo

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  https://reviews.llvm.org/D79187/new/

https://reviews.llvm.org/D79187