MdePkg/Library/BaseLib/LoongArch64/Barrier.S

   1 #------------------------------------------------------------------------------
   2 #
   3 # LoongArch Barrier Operations
   4 #
   5 # Copyright (c) 2022, Loongson Technology Corporation Limited. All rights reserved.<BR>
   6 #
   7 # SPDX-License-Identifier: BSD-2-Clause-Patent
   8 #
   9 #------------------------------------------------------------------------------
  10
  11 ASM_GLOBAL ASM_PFX(AsmDataBarrierLoongArch)
  12 ASM_GLOBAL ASM_PFX(AsmInstructionBarrierLoongArch)
  13
  14 #
  15 # Data barrier operation for LoongArch.
  16 #
  17 ASM_PFX(AsmDataBarrierLoongArch):
  18   dbar 0
  19   jirl $zero, $ra, 0
  20
  21 #
  22 # Instruction barrier operation for LoongArch.
  23 #
  24 ASM_PFX(AsmInstructionBarrierLoongArch):
  25   ibar 0
  26   jirl $zero, $ra, 0
  27
  28   .end