[all-commits] [llvm/llvm-project] 81740e: [RISCV][GlobalISel] Legalize and select G_ATOMICRM...

[Kane Wang via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 81740e0c97326930b1a7c4443d2116b14e0b7c3c
      https://github.com/llvm/llvm-project/commit/81740e0c97326930b1a7c4443d2116b14e0b7c3c
  Author: Kane Wang <wangqiang1 at kylinos.cn>
  Date:   2025-08-25 (Mon, 25 Aug 2025)

  Changed paths:
    M llvm/lib/Target/RISCV/GISel/RISCVLegalizerInfo.cpp
    A llvm/test/CodeGen/RISCV/GlobalISel/atomicrmw-add.ll
    A llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/atomicrmw-add-rv32.mir
    A llvm/test/CodeGen/RISCV/GlobalISel/instruction-select/atomicrmw-add-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer-info-validation.mir
    A llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-atomicrmw-add-rv32.mir
    A llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-atomicrmw-add-rv64.mir

  Log Message:
  -----------
  [RISCV][GlobalISel] Legalize and select G_ATOMICRMW_ADD instruction (#153791)

This patch adds legalization and instruction selection support for the
`G_ATOMICRMW_ADD` opcode in the RISCV GlobalISel backend. Support for
other opcodes will be added in subsequent PRs.

Co-authored-by: Kane Wang <kanewang95 at foxmail.com>



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