unwind_arm_ehabi_stub.c revision 256281
155714Skris/*- 255714Skris * Copyright (c) 2013 The NetBSD Foundation, Inc. 355714Skris * All rights reserved. 455714Skris * 555714Skris * Redistribution and use in source and binary forms, with or without 655714Skris * modification, are permitted provided that the following conditions 755714Skris * are met: 855714Skris * 1. Redistributions of source code must retain the above copyright 955714Skris * notice, this list of conditions and the following disclaimer. 1055714Skris * 2. Redistributions in binary form must reproduce the above copyright 1155714Skris * notice, this list of conditions and the following disclaimer in the 1255714Skris * documentation and/or other materials provided with the distribution. 1355714Skris * 1455714Skris * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 1555714Skris * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 1655714Skris * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 1755714Skris * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 1855714Skris * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 1955714Skris * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 2055714Skris * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2155714Skris * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2255714Skris * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 23109998Smarkm * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 24109998Smarkm * POSSIBILITY OF SUCH DAMAGE. 25109998Smarkm */ 26142425Snectar#include <sys/cdefs.h> 27109998Smarkm#include <sys/types.h> 28109998Smarkm#include "unwind.h" 29109998Smarkm 30109998Smarkmvoid _Unwind_VRS_Get(struct _Unwind_Context *, int, _Unwind_Word, int, void *); 31109998Smarkmvoid _Unwind_VRS_Set(struct _Unwind_Context *, int, _Unwind_Word, int, void *); 32238405Sjkim 33109998Smarkm_Unwind_Word 34109998Smarkm_Unwind_GetGR(struct _Unwind_Context *context, int regno) 35109998Smarkm{ 36109998Smarkm _Unwind_Word val; 37109998Smarkm _Unwind_VRS_Get(context, 0 /*_UVRSC_CORE*/, regno, 0 /*_UVRSD_UINT32*/, 38109998Smarkm &val); 39109998Smarkm 40109998Smarkm return val; 41109998Smarkm} 42109998Smarkm 43109998Smarkm_Unwind_Ptr 44109998Smarkm_Unwind_GetIP(struct _Unwind_Context *context) 45109998Smarkm{ 46109998Smarkm return (_Unwind_Ptr)(_Unwind_GetGR (context, 15) & ~(_Unwind_Word)1); 47109998Smarkm} 48109998Smarkm 4955714Skris_Unwind_Ptr 5055714Skris_Unwind_GetIPInfo(struct _Unwind_Context *context, int *p) 51205128Ssimon{ 52205128Ssimon *p = 0; 53205128Ssimon return _Unwind_GetIP(context); 54205128Ssimon} 5555714Skris 5659191Skrisvoid 5755714Skris_Unwind_SetGR(struct _Unwind_Context *context, int reg, _Unwind_Ptr val) 5855714Skris{ 5955714Skris _Unwind_VRS_Set(context, 0 /*_UVRSC_CORE*/, reg, 0 /*_UVRSD_UINT32*/, 6055714Skris &val); 6155714Skris} 6255714Skris