[all-commits] [llvm/llvm-project] 351844: [RISCV] Add support for VECTOR_REVERSE for scalabl...

[Craig Topper via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 351844edf113cfac59992bd330ca3fbfddb01aaf
      https://github.com/llvm/llvm-project/commit/351844edf113cfac59992bd330ca3fbfddb01aaf
  Author: Craig Topper <craig.topper at sifive.com>
  Date:   2021-03-09 (Tue, 09 Mar 2021)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.h
    M llvm/lib/Target/RISCV/RISCVInstrInfoVVLPatterns.td
    A llvm/test/CodeGen/RISCV/rvv/named-vector-shuffle-reverse.ll
    M llvm/utils/TableGen/CodeGenDAGPatterns.cpp

  Log Message:
  -----------
  [RISCV] Add support for VECTOR_REVERSE for scalable vector types.

I've left mask registers to a future patch as we'll need
to convert them to full vectors, shuffle, and then truncate.

Reviewed By: frasercrmck

Differential Revision: https://reviews.llvm.org/D97609