[all-commits] [llvm/llvm-project] e0c49c: AArch64/GlobalISel: Mark the LR def of the Mach-O ...

[Matt Arsenault via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: e0c49c0739807c8c75d38148babfa338d1e07f6a
      https://github.com/llvm/llvm-project/commit/e0c49c0739807c8c75d38148babfa338d1e07f6a
  Author: Matt Arsenault <Matthew.Arsenault at amd.com>
  Date:   2026-09-29 (Tue, 29 Sep 2026)

  Changed paths:
    M llvm/lib/Target/AArch64/GISel/AArch64InstructionSelector.cpp
    A llvm/test/CodeGen/AArch64/GlobalISel/select-tls-macho.ll

  Log Message:
  -----------
  AArch64/GlobalISel: Mark the LR def of the Mach-O TLS call dead (#227234)

The ordinary call path already does this, and the SelectionDAG emitter
marks unused implicit physreg defs dead for free. Without it the dead
flag needs to be reinferred later.

Co-authored-by: Claude Opus 5 <noreply at anthropic.com>



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