mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-28 13:31:13 +00:00
41 lines
1.5 KiB
C
41 lines
1.5 KiB
C
/* Assembler macros for Coldfire.
|
|
Copyright (C) 1998-2014 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library. If not, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <sysdeps/m68k/sysdep.h>
|
|
|
|
#ifdef __ASSEMBLER__
|
|
|
|
/* Perform operation OP with PC-relative SRC as the first operand and
|
|
DST as the second. TMP is available as a temporary if needed. */
|
|
# define PCREL_OP(OP, SRC, DST, TMP) \
|
|
move.l &SRC - ., TMP; OP (-8, %pc, TMP), DST
|
|
|
|
/* Load the address of the GOT into register R. */
|
|
# define LOAD_GOT(R) \
|
|
move.l &_GLOBAL_OFFSET_TABLE_@GOTPC, R; \
|
|
lea (-6, %pc, R), R
|
|
|
|
#else
|
|
|
|
/* As above, but PC is the spelling of the PC register. We need this
|
|
so that the macro can be used in both normal and extended asms. */
|
|
# define PCREL_OP(OP, SRC, DST, TMP, PC) \
|
|
"move.l #" SRC " - ., " TMP "\n\t" OP " (-8, " PC ", " TMP "), " DST
|
|
|
|
#endif /* __ASSEMBLER__ */
|