[PATCH] D152679: [RISCV] Eliminate the extension of index for vector indexed load/store.

[Jianjian Guan via Phabricator via llvm-commits]

jacquesguan created this revision.
jacquesguan added reviewers: craig.topper, asb, luismarques, frasercrmck.
Herald added subscribers: jobnoorman, luke, VincentWu, vkmr, apazos, sameer.abuasal, s.egerton, Jim, benna, psnobl, jocewei, PkmX, arphaman, the_o, brucehoult, MartinMosbeck, rogfer01, edward-jones, zzheng, jrtc27, shiva0217, kito-cheng, niosHD, sabuasal, simoncook, johnrusso, rbar, hiraditya, arichardson.
Herald added a project: All.
jacquesguan requested review of this revision.
Herald added subscribers: llvm-commits, pcwang-thead, eopXD, MaskRay.
Herald added a project: LLVM.

If the offset vector of vector indexed load/store is an extension, we could eliminate it and use the source operand as the index directly.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D152679

Files:
  llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
  llvm/test/CodeGen/RISCV/rvv/mgather-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/mscatter-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vpgather-sdnode.ll
  llvm/test/CodeGen/RISCV/rvv/vpscatter-sdnode.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D152679.530411.patch
Type: text/x-patch
Size: 14645 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20230612/93e419ca/attachment.bin>