diff options
Diffstat (limited to 'ports/sysdeps/unix/am33/sysdep.S')
-rw-r--r-- | ports/sysdeps/unix/am33/sysdep.S | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/ports/sysdeps/unix/am33/sysdep.S b/ports/sysdeps/unix/am33/sysdep.S new file mode 100644 index 0000000000..26740c2404 --- /dev/null +++ b/ports/sysdeps/unix/am33/sysdep.S @@ -0,0 +1,63 @@ +/* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 2000, 2001 + Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Alexandre Oliva <aoliva@redhat.com>. + Based on ../i386/sysdep.S. + + 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. If not, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#define _ERRNO_H +#include <bits/errno.h> + +.globl C_SYMBOL_NAME(errno) +.globl syscall_error + +#undef syscall_error +#ifdef NO_UNDERSCORES +__syscall_error: +#else +syscall_error: +#endif +#if defined (EWOULDBLOCK_sys) && EWOULDBLOCK_sys != EAGAIN + /* We translate the system's EWOULDBLOCK error into EAGAIN. + The GNU C library always defines EWOULDBLOCK==EAGAIN. + EWOULDBLOCK_sys is the original number. */ + cmp EWOULDBLOCK_sys,d0 /* Is it the old EWOULDBLOCK? */ + bne .Lnotb /* Branch if not. */ + mov EAGAIN,d0 /* Yes; translate it to EAGAIN. */ +.Lnotb: +#endif +#ifndef PIC +# ifndef _LIBC_REENTRANT + mov d0,(C_SYMBOL_NAME (errno)) +# else + movm [d2],(sp) + add -12,sp + mov d0,d2 + call __errno_location,[],0 + mov d2,(a0) + add 12,sp + movm (sp),[d2] +# endif +#else +# error "This shouldn't be assembled for PIC" +#endif + mov -1,d0 + mov d0,a0 + ret + +#undef __syscall_error +END (__syscall_error) |