[all-commits] [llvm/llvm-project] b799cc: [RISCV] Add lowering for @llvm.experimental.vector...

[Pengcheng Wang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: b799cc3418f5fda0dd1bbd80a9e7e97cca5f40c2
      https://github.com/llvm/llvm-project/commit/b799cc3418f5fda0dd1bbd80a9e7e97cca5f40c2
  Author: Pengcheng Wang <wangpengcheng.pp at bytedance.com>
  Date:   2024-10-23 (Wed, 23 Oct 2024)

  Changed paths:
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVISelLowering.h
    A llvm/test/CodeGen/RISCV/rvv/fixed-vectors-compress-fp.ll
    A llvm/test/CodeGen/RISCV/rvv/fixed-vectors-compress-int.ll
    A llvm/test/CodeGen/RISCV/rvv/vector-compress.ll

  Log Message:
  -----------
  [RISCV] Add lowering for @llvm.experimental.vector.compress (#113291)


This intrinsic was introduced by #92289 and currently we just expand
it for RISC-V.

This patch adds custom lowering for this intrinsic and simply maps
it to `vcompress` instruction.

Fixes #113242.



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