[PATCH] D122678: [RISCV] Add support for vp.fptosi where the result is a mask type.

[Craig Topper via Phabricator via llvm-commits]

craig.topper created this revision.
craig.topper added reviewers: frasercrmck, loralb, rogfer01.
Herald added subscribers: sunshaoce, VincentWu, luke957, StephenFan, vkmr, evandro, luismarques, apazos, sameer.abuasal, s.egerton, Jim, benna, psnobl, jocewei, PkmX, the_o, brucehoult, MartinMosbeck, edward-jones, zzheng, jrtc27, kito-cheng, niosHD, sabuasal, simoncook, johnrusso, rbar, asb, hiraditya, arichardson.
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Herald added subscribers: pcwang-thead, eopXD, MaskRay.
Herald added a project: LLVM.

We can do this conversion by narrowing to the next smallest integer
type, then use an AND+SETCC to convert bit 0 to a mask.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D122678

Files:
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-fptosi-vp-mask.ll
  llvm/test/CodeGen/RISCV/rvv/vfptosi-vp-mask.ll

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