[PATCH] D125323: [RISCV] Add the passthru operand for RVV unmasked segment load IR intrinsics.

[Zakk Chen via Phabricator via cfe-commits]

khchen created this revision.
khchen added reviewers: craig.topper, rogfer01, frasercrmck, kito-cheng, arcbbb, monkchiang, eopXD.
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, niosHD, sabuasal, simoncook, johnrusso, rbar, asb, hiraditya, arichardson, qcolombet, MatzeB.
Herald added a project: All.
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/D125323

Files:
  clang/include/clang/Basic/riscv_vector.td
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vloxseg.c
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vloxseg_mf.c
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vluxseg.c
  clang/test/CodeGen/RISCV/rvv-intrinsics-overloaded/vluxseg_mf.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vloxseg.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vloxseg_mask.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vloxseg_mask_mf.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vloxseg_mf.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vlseg.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vlsegff.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vlsseg.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vluxseg.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vluxseg_mask.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vluxseg_mask_mf.c
  clang/test/CodeGen/RISCV/rvv-intrinsics/vluxseg_mf.c
  llvm/include/llvm/IR/IntrinsicsRISCV.td
  llvm/lib/Target/RISCV/RISCVISelDAGToDAG.cpp
  llvm/lib/Target/RISCV/RISCVISelDAGToDAG.h
  llvm/lib/Target/RISCV/RISCVISelLowering.cpp
  llvm/lib/Target/RISCV/RISCVInstrInfoVPseudos.td
  llvm/test/CodeGen/RISCV/regalloc-last-chance-recoloring-failure.ll
  llvm/test/CodeGen/RISCV/rvv/rv32-spill-zvlsseg.ll
  llvm/test/CodeGen/RISCV/rvv/rv64-spill-zvlsseg.ll
  llvm/test/CodeGen/RISCV/rvv/vloxseg-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vloxseg-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vlseg-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vlseg-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vlsegff-rv32-dead.ll
  llvm/test/CodeGen/RISCV/rvv/vlsegff-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vlsegff-rv64-dead.ll
  llvm/test/CodeGen/RISCV/rvv/vlsegff-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vlsseg-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vlsseg-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/vluxseg-rv32.ll
  llvm/test/CodeGen/RISCV/rvv/vluxseg-rv64.ll
  llvm/test/CodeGen/RISCV/rvv/zvlsseg-zero-vl.ll