[PATCH] D117989: [RISCV] Add the passthru operand for RVV nomask binary intrinsics.

[Zakk Chen via Phabricator via llvm-commits]

khchen created this revision.
khchen added reviewers: craig.topper, rogfer01, frasercrmck, kito-cheng, arcbbb, monkchiang.
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.
khchen requested review of this revision.
Herald added subscribers: llvm-commits, cfe-commits, eopXD, MaskRay.
Herald added projects: clang, LLVM.

The goal is support tail and mask policy in RVV builtins.
We focus on IR part first.
If the passthru operand is undef, we use tail agnostic, otherwise
use tail undisturbed.

I will update tests in upstream patch to avoid too much files
changed in phabricator.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D117989

Files:
  clang/include/clang/Basic/riscv_vector.td
  clang/test/CodeGen/RISCV/rvv-intrinsics/vadd.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vwadd.c
  clang/utils/TableGen/RISCVVEmitter.cpp
  llvm/include/llvm/IR/IntrinsicsRISCV.td
  llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
  llvm/test/CodeGen/RISCV/rvv/unmasked-tu-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/unmasked-tu-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vadd-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vfwadd-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vsetvli-insert-crossbb.mir

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