1  /* Assembler macros for Coldfire.
       2     Copyright (C) 1998-2023 Free Software Foundation, Inc.
       3     This file is part of the GNU C Library.
       4  
       5     The GNU C Library is free software; you can redistribute it and/or
       6     modify it under the terms of the GNU Lesser General Public
       7     License as published by the Free Software Foundation; either
       8     version 2.1 of the License, or (at your option) any later version.
       9  
      10     The GNU C Library is distributed in the hope that it will be useful,
      11     but WITHOUT ANY WARRANTY; without even the implied warranty of
      12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      13     Lesser General Public License for more details.
      14  
      15     You should have received a copy of the GNU Lesser General Public
      16     License along with the GNU C Library.  If not, see
      17     <https://www.gnu.org/licenses/>.  */
      18  
      19  #include <sysdeps/m68k/sysdep.h>
      20  
      21  #ifdef __ASSEMBLER__
      22  
      23  /* Perform operation OP with PC-relative SRC as the first operand and
      24     DST as the second.  TMP is available as a temporary if needed.  */
      25  # define PCREL_OP(OP, SRC, DST, TMP) \
      26    move.l &SRC - ., TMP; OP (-8, %pc, TMP), DST
      27  
      28  /* Load the address of the GOT into register R.  */
      29  # define LOAD_GOT(R) \
      30    move.l &_GLOBAL_OFFSET_TABLE_@GOTPC, R; \
      31    lea (-6, %pc, R), R
      32  
      33  #else
      34  
      35  /* As above, but PC is the spelling of the PC register.  We need this
      36     so that the macro can be used in both normal and extended asms.  */
      37  # define PCREL_OP(OP, SRC, DST, TMP, PC) \
      38    "move.l #" SRC " - ., " TMP "\n\t" OP " (-8, " PC ", " TMP "), " DST
      39  
      40  #endif	/* __ASSEMBLER__ */