[PATCH] D66050: Improve division estimation of floating points.

[Qiu Chaofan via Phabricator via llvm-commits]

qiucf updated this revision to Diff 215779.
qiucf added a comment.

Rebase to fix regression.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66050/new/

https://reviews.llvm.org/D66050

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/test/CodeGen/AMDGPU/fdiv.ll
  llvm/test/CodeGen/AMDGPU/rsq.ll
  llvm/test/CodeGen/PowerPC/combine-fneg.ll
  llvm/test/CodeGen/PowerPC/qpx-recipest.ll
  llvm/test/CodeGen/PowerPC/recipest.ll
  llvm/test/CodeGen/X86/recip-fastmath.ll
  llvm/test/CodeGen/X86/recip-fastmath2.ll

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