[all-commits] [llvm/llvm-project] 90f768: [VP][RISCV] Add llvm.experimental.vp.reverse. (#70...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 90f768440d5b7e8a1517fe771c90ba0c86286657
      https://github.com/llvm/llvm-project/commit/90f768440d5b7e8a1517fe771c90ba0c86286657
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2023-11-05 (Sun, 05 Nov 2023)

  Changed paths:
    M llvm/docs/LangRef.rst
    M llvm/include/llvm/IR/Intrinsics.td
    M llvm/include/llvm/IR/VPIntrinsics.def
    M llvm/lib/CodeGen/SelectionDAG/LegalizeTypes.h
    M llvm/lib/CodeGen/SelectionDAG/LegalizeVectorTypes.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.h
    A llvm/test/CodeGen/RISCV/rvv/vp-reverse-float-fixed-vectors.ll
    A llvm/test/CodeGen/RISCV/rvv/vp-reverse-float.ll
    A llvm/test/CodeGen/RISCV/rvv/vp-reverse-int-fixed-vectors.ll
    A llvm/test/CodeGen/RISCV/rvv/vp-reverse-int.ll
    A llvm/test/CodeGen/RISCV/rvv/vp-reverse-mask-fixed-vectors.ll
    A llvm/test/CodeGen/RISCV/rvv/vp-reverse-mask.ll
    M llvm/unittests/IR/VPIntrinsicTest.cpp

  Log Message:
  -----------
  [VP][RISCV] Add llvm.experimental.vp.reverse. (#70405)

This is similar to vector.reverse, but only reverses the first EVL
elements.

I extracted this code from our downstream. Some of it may have come from
https://repo.hca.bsc.es/gitlab/rferrer/llvm-epi/ originally.