qemu/linux-user/safe-syscall.S

31 lines
997 B
ArmAsm

/*
* safe-syscall.S : include the host-specific assembly fragment
* to handle signals occurring at the same time as system calls.
*
* Written by Peter Maydell <peter.maydell@linaro.org>
*
* Copyright (C) 2016 Linaro Limited
*
* This work is licensed under the terms of the GNU GPL, version 2 or later.
* See the COPYING file in the top-level directory.
*/
#include "hostdep.h"
#include "target_errno_defs.h"
/* We have the correct host directory on our include path
* so that this will pull in the right fragment for the architecture.
*/
#ifdef HAVE_SAFE_SYSCALL
#include "safe-syscall.inc.S"
#endif
/* We must specifically say that we're happy for the stack to not be
* executable, otherwise the toolchain will default to assuming our
* assembly needs an executable stack and the whole QEMU binary will
* needlessly end up with one. This should be the last thing in this file.
*/
#if defined(__linux__) && defined(__ELF__)
.section .note.GNU-stack, "", %progbits
#endif