1 /* Assembler macros for Coldfire. 2 Copyright (C) 1998-2022 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__ */ 41