[PATCH] D119197: [RISCV] Pre-process integer ISD::SPLAT_VECTOR to RISCISD::VFMV_V_F_VL before isel.

Craig Topper via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Feb 7 15:37:31 PST 2022


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

This allows us to remove some isel patterns that exist for both
operations. Saving nearly 3000 bytes from the isel table.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D119197

Files:
  llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoVSDPatterns.td
  llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td

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