glibc/sysdeps/unix/i386/sysdep.h

37 lines
1.4 KiB
C

/* Copyright (C) 1991, 92, 93, 95, 96, 97 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>
#include <sysdeps/i386/sysdep.h>
#ifdef __ASSEMBLER__
/* This is defined as a separate macro so that other sysdep.h files
can include this one and then redefine DO_CALL. */
#define DO_CALL(syscall_name, args) \
lea SYS_ify (syscall_name), %eax; \
lcall $7, $0
#define r0 %eax /* Normal return-value register. */
#define r1 %edx /* Secondary return-value register. */
#define scratch %ecx /* Call-clobbered register for random use. */
#define MOVE(x,y) movl x, y
#endif /* __ASSEMBLER__ */