[all-commits] [llvm/llvm-project] f2daf7: [PAC][lld] Use braa instr in PAC PLT sequence with...

Daniil Kovalev via All-commits all-commits at lists.llvm.org
Mon Oct 28 11:42:48 PDT 2024


  Branch: refs/heads/users/kovdan01/lld-pac-plt-braa
  Home:   https://github.com/llvm/llvm-project
  Commit: f2daf75b8506e31180f2d41291c6f1a63da5138b
      https://github.com/llvm/llvm-project/commit/f2daf75b8506e31180f2d41291c6f1a63da5138b
  Author: Daniil Kovalev <dkovalev at accesssoftek.com>
  Date:   2024-10-28 (Mon, 28 Oct 2024)

  Changed paths:
    M lld/ELF/Arch/AArch64.cpp
    M lld/test/ELF/aarch64-feature-pauth.s

  Log Message:
  -----------
  [PAC][lld] Use braa instr in PAC PLT sequence with valid PAuth core info

Assume PAC instructions being supported with PAuth core info different
from (0,0). Given that, `autia1716; br x17` can be replaced with
`braa x17, x16; nop`.



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