strace/or1k_atomic.c

59 lines
1.2 KiB
C

/*
* Copyright (c) 2013 Christian Svensson <blue@cmd.nu>
* Copyright (c) 2014-2015 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2014-2018 The strace developers.
* All rights reserved.
*
* SPDX-License-Identifier: LGPL-2.1-or-later
*/
#include "defs.h"
#ifdef OR1K
#define OR1K_ATOMIC_SWAP 1
#define OR1K_ATOMIC_CMPXCHG 2
#define OR1K_ATOMIC_XCHG 3
#define OR1K_ATOMIC_ADD 4
#define OR1K_ATOMIC_DECPOS 5
#define OR1K_ATOMIC_AND 6
#define OR1K_ATOMIC_OR 7
#define OR1K_ATOMIC_UMAX 8
#define OR1K_ATOMIC_UMIN 9
#include "xlat/atomic_ops.h"
SYS_FUNC(or1k_atomic)
{
printxval64(atomic_ops, tcp->u_arg[0], "???");
switch (tcp->u_arg[0]) {
case OR1K_ATOMIC_SWAP:
tprintf(", 0x%lx, 0x%lx", tcp->u_arg[1], tcp->u_arg[2]);
break;
case OR1K_ATOMIC_CMPXCHG:
tprintf(", 0x%lx, %#lx, %#lx", tcp->u_arg[1], tcp->u_arg[2],
tcp->u_arg[3]);
break;
case OR1K_ATOMIC_XCHG:
case OR1K_ATOMIC_ADD:
case OR1K_ATOMIC_AND:
case OR1K_ATOMIC_OR:
case OR1K_ATOMIC_UMAX:
case OR1K_ATOMIC_UMIN:
tprintf(", 0x%lx, %#lx", tcp->u_arg[1], tcp->u_arg[2]);
break;
case OR1K_ATOMIC_DECPOS:
tprintf(", 0x%lx", tcp->u_arg[1]);
break;
default:
break;
}
return RVAL_DECODED | RVAL_HEX;
}
#endif /* OR1K */