[PATCH] D132923: [RISCV] Support peephole optimization to fold vmerge.vvm that has tail agnostic policy and unmasked intrinsics.

[Jianjian Guan via Phabricator via llvm-commits]

jacquesguan created this revision.
jacquesguan added reviewers: fakepaper56, craig.topper, reames, frasercrmck, 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, shiva0217, kito-cheng, niosHD, sabuasal, simoncook, johnrusso, rbar, asb, hiraditya, arichardson.
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Herald added subscribers: llvm-commits, pcwang-thead, eopXD, MaskRay.
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This patch supports the tail agnostic part of D130442 <https://reviews.llvm.org/D130442>.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D132923

Files:
  llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-peephole-vmerge-vops.ll
  llvm/test/CodeGen/RISCV/rvv/fixed-vectors-vselect.ll
  llvm/test/CodeGen/RISCV/rvv/fptosi-sat.ll
  llvm/test/CodeGen/RISCV/rvv/rvv-peephole-vmerge-vops.ll
  llvm/test/CodeGen/RISCV/rvv/vmv.s.x-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vselect-int-rv32.ll

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