xref: /netbsd-src/sys/lib/libkern/arch/arm/unwind_stub.c (revision 76c7fc5f6b13ed0b1508e6b313e88e59977ed78e)
1 /*-
2  * Copyright (c) 2013 The NetBSD Foundation, Inc.
3  * All rights reserved.
4  *
5  * This code is derived from software contributed to The NetBSD Foundation
6  * by Matt Thomas of 3am Software Foundry.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27  * POSSIBILITY OF SUCH DAMAGE.
28  */
29 
30 #include <sys/cdefs.h>
31 __KERNEL_RCSID(1, "$NetBSD: unwind_stub.c,v 1.2 2013/08/12 23:42:14 matt Exp $");
32 
33 #include <arm/ehabi.h>
34 
35 static _Unwind_Reason_Code __used
36 __aeabi_unwind_cpp_stub(_Unwind_State state, _Unwind_Control_Block *ucbp,
37     _Unwind_Context *context)
38 {
39 	return _URC_FAILURE;
40 }
41 
42 __weak_alias(__aeabi_unwind_cpp_pr0, __aeabi_unwind_cpp_stub)
43 __weak_alias(__aeabi_unwind_cpp_pr1, __aeabi_unwind_cpp_stub)
44 __weak_alias(__aeabi_unwind_cpp_pr2, __aeabi_unwind_cpp_stub)
45