[all-commits] [llvm/llvm-project] f89687: [RISCV][P-ext] Support the missing packed pair (#2...

[Hongyu Chen via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: f896873b4dddca59ec3c18487cf3f1cf6545df1e
      https://github.com/llvm/llvm-project/commit/f896873b4dddca59ec3c18487cf3f1cf6545df1e
  Author: Hongyu Chen <xxs_chy at outlook.com>
  Date:   2026-09-29 (Tue, 29 Sep 2026)

  Changed paths:
    M clang/lib/Headers/riscv_packed_simd.h
    M clang/test/CodeGen/RISCV/rvp-intrinsics.c
    M cross-project-tests/intrinsic-header-tests/riscv_packed_simd.c
    M llvm/lib/Target/RISCV/RISCVISelLowering.cpp
    M llvm/lib/Target/RISCV/RISCVInstrInfoP.td
    M llvm/test/CodeGen/RISCV/rvp-simd-32.ll

  Log Message:
  -----------
  [RISCV][P-ext] Support the missing packed pair (#226992)

This patch supports the packed pair for v2i16.
Some are inconsistent with the spec because existing shuffle-lowering
transforms them into equivalent narrowing shifts or zips.



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