[all-commits] [llvm/llvm-project] 9bb69c: [RISCV] Enable LoopDataPrefetch pass (#66201)

[Wang Pengcheng via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 9bb69c1d964b86be57d2a723504eff6febc7ef48
      https://github.com/llvm/llvm-project/commit/9bb69c1d964b86be57d2a723504eff6febc7ef48
  Author: Wang Pengcheng <wangpengcheng.pp at bytedance.com>
  Date:   2023-11-10 (Fri, 10 Nov 2023)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVProcessors.td
    M llvm/lib/Target/RISCV/RISCVSubtarget.h
    M llvm/lib/Target/RISCV/RISCVTargetMachine.cpp
    M llvm/test/CodeGen/RISCV/O3-pipeline.ll
    A llvm/test/Transforms/LoopDataPrefetch/RISCV/basic.ll
    A llvm/test/Transforms/LoopDataPrefetch/RISCV/lit.local.cfg

  Log Message:
  -----------
  [RISCV] Enable LoopDataPrefetch pass (#66201)

So that we can benefit from data prefetch when `Zicbop` extension is
supported.

Tune information for data prefetching are added in `RISCVTuneInfo`.