[PATCH] D119686: [RISCV] Add the passthru operand for vadc/vsbc/vmerge/vfmerge IR intrinsics.

[Zakk Chen via Phabricator via llvm-commits]

khchen created this revision.
khchen added reviewers: craig.topper, rogfer01, frasercrmck, kito-cheng, arcbbb, monkchiang, eopXD.
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, pcwang-thead, 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.


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D119686

Files:
  clang/include/clang/Basic/riscv_vector.td
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vadc.c
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vfmerge.c
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vmerge.c
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vsbc.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vadc.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vfmerge.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vmerge.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vsbc.c
  llvm/include/llvm/IR/IntrinsicsRISCV.td
  llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
  llvm/test/CodeGen/RISCV/rvv/unmasked-tu.ll
  llvm/test/CodeGen/RISCV/rvv/vadc-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vadc-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vfmerge.ll
  llvm/test/CodeGen/RISCV/rvv/vmerge-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vmerge-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vsbc-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vsbc-rv64.ll