[PATCH] D133494: [AArch64] Lower extending uitofp using tbl.

Florian Hahn via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Sep 8 07:39:18 PDT 2022


fhahn created this revision.
fhahn added reviewers: t.p.northover, ab, dmgreen, paquette, SjoerdMeijer.
Herald added subscribers: hiraditya, kristof.beyls.
Herald added a project: All.
fhahn requested review of this revision.
Herald added a project: LLVM.

On AArch64, doing the zero-extend separately first can be lowered more
efficiently using tbl, building on D120571 <https://reviews.llvm.org/D120571>.

https://alive2.llvm.org/ce/z/8Je595

Depends on D120571 <https://reviews.llvm.org/D120571>


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D133494

Files:
  llvm/lib/CodeGen/CodeGenPrepare.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/test/CodeGen/AArch64/fp-conversion-to-tbl.ll

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