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2aed4f91 | 1 | /* Assembler macros for Coldfire. |
b168057a | 2 | Copyright (C) 1998-2015 Free Software Foundation, Inc. |
2aed4f91 AS |
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 | |
ab84e3ff PE |
16 | License along with the GNU C Library. If not, see |
17 | <http://www.gnu.org/licenses/>. */ | |
2aed4f91 AS |
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 | ||
74b24e3d AS |
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 | ||
2aed4f91 AS |
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__ */ |