diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/powerpc/sysdep.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/sysdep.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/sysdep.h new file mode 100644 index 0000000000..c08e3d8060 --- /dev/null +++ b/sysdeps/unix/sysv/linux/powerpc/sysdep.h @@ -0,0 +1,53 @@ +/* Copyright (C) 1992, 1997 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 Library General Public License as + published by the Free Software Foundation; either version 2 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public + License along with the GNU C Library; see the file COPYING.LIB. If not, + write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. */ + +#include <sysdeps/unix/sysdep.h> + +/* For Linux we can use the system call table in the header file + /usr/include/asm/unistd.h + of the kernel. But these symbols do not follow the SYS_* syntax + so we have to redefine the `SYS_ify' macro here. */ +#undef SYS_ify +#ifdef __STDC__ +# define SYS_ify(syscall_name) __NR_##syscall_name +#else +# define SYS_ify(syscall_name) __NR_/**/syscall_name +#endif + +#ifdef ASSEMBLER + +#define ENTRY(name) \ + .globl name; \ + .type name,@function; \ + .align 2; \ + C_LABEL(name) + +#define DO_CALL(syscall) \ + li 0,syscall; \ + sc + +#define PSEUDO(name, syscall_name, args) \ + .text; \ + ENTRY (name) \ + DO_CALL (SYS_ify (syscall_name)); \ + bnslr; \ + b __syscall_error + +#define ret /* Nothing (should be 'blr', but never reached). */ + +#endif /* ASSEMBLER */ |