ArmPkg/Include/AsmMacroIoLib.inc

   1 ;%HEADER%
   2 ;/** @file
   3 ;  Macros to work around lack of Apple support for LDR register, =expr
   4 ;
   5 ;  Copyright (c) 2009, Apple Inc. All rights reserved.<BR>
   6 ;  Copyright (c) 2011-2012, ARM Ltd. All rights reserved.<BR>
   7 ;
   8 ;  SPDX-License-Identifier: BSD-2-Clause-Patent
   9 ;
  10 ;**/
  11
  12
  13   MACRO
  14   adrll   $Reg, $Symbol
  15   add     $Reg, pc, #-8
  16   RELOC   R_ARM_ALU_PC_G0_NC, $Symbol
  17   add     $Reg, $Reg, #-4
  18   RELOC   R_ARM_ALU_PC_G1_NC, $Symbol
  19   add     $Reg, $Reg, #0
  20   RELOC   R_ARM_ALU_PC_G2, $Symbol
  21   MEND
  22
  23   MACRO
  24   ldrl    $Reg, $Symbol
  25   add     $Reg, pc, #-8
  26   RELOC   R_ARM_ALU_PC_G0_NC, $Symbol
  27   add     $Reg, $Reg, #-4
  28   RELOC   R_ARM_ALU_PC_G1_NC, $Symbol
  29   ldr     $Reg, [$Reg, #0]
  30   RELOC   R_ARM_LDR_PC_G2, $Symbol
  31   MEND
  32
  33   END