[all-commits] [llvm/llvm-project] 173fcf: [NVPTX] Lower 16xi8 and 8xi8 stores efficiently (#...

[Uday Bondhugula via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 173fcf7da592acd284dc50749558fd36928861f0
      https://github.com/llvm/llvm-project/commit/173fcf7da592acd284dc50749558fd36928861f0
  Author: Uday Bondhugula <uday at polymagelabs.com>
  Date:   2023-12-01 (Fri, 01 Dec 2023)

  Changed paths:
    M llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp
    M llvm/test/CodeGen/NVPTX/i8x4-instructions.ll
    M llvm/test/CodeGen/NVPTX/vector-stores.ll

  Log Message:
  -----------
  [NVPTX] Lower 16xi8 and 8xi8 stores efficiently (#73646)

Lower 16xi8 vector stores in NVPTX ISel efficiently using
st.v4.b32 instead of multiple st.v4.u8 along the lines of vector loads
and 8xf16. Similarly, 8xi8 using st.v2.u32.