[all-commits] [llvm/llvm-project] 8ab917: Reland "[NVPTX] Legalize aext-load to zext-load to...

[Alex MacLean via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8ab917a241e5b9e153012eef9d76519c6eab9526
      https://github.com/llvm/llvm-project/commit/8ab917a241e5b9e153012eef9d76519c6eab9526
  Author: Alex MacLean <amaclean at nvidia.com>
  Date:   2025-08-25 (Mon, 25 Aug 2025)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/lib/Target/NVPTX/NVPTXISelLowering.cpp
    M llvm/lib/Target/NVPTX/NVPTXISelLowering.h
    M llvm/test/CodeGen/Mips/implicit-sret.ll
    M llvm/test/CodeGen/Mips/msa/basic_operations.ll
    M llvm/test/CodeGen/NVPTX/bf16x2-instructions.ll
    M llvm/test/CodeGen/NVPTX/cmpxchg-sm60.ll
    M llvm/test/CodeGen/NVPTX/cmpxchg-sm70.ll
    M llvm/test/CodeGen/NVPTX/cmpxchg-sm90.ll
    M llvm/test/CodeGen/NVPTX/cmpxchg.ll
    M llvm/test/CodeGen/NVPTX/i8x2-instructions.ll
    M llvm/test/CodeGen/NVPTX/misaligned-vector-ldst.ll
    M llvm/test/CodeGen/NVPTX/mulwide.ll

  Log Message:
  -----------
  Reland "[NVPTX] Legalize aext-load to zext-load to expose more DAG combines" (#155063)

The original version of this change inadvertently dropped
b6e19b35cd87f3167a0f04a61a12016b935ab1ea. This version retains that fix
as well as adding tests for it and an explanation for why it is needed.



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