62 lines
2.2 KiB
C
62 lines
2.2 KiB
C
/*-
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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#include <sys/types.h>
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#include "unwind.h"
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void _Unwind_VRS_Get(struct _Unwind_Context *, int, _Unwind_Word, int, void *);
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void _Unwind_VRS_Set(struct _Unwind_Context *, int, _Unwind_Word, int, void *);
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_Unwind_Word
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_Unwind_GetGR(struct _Unwind_Context *context, int regno)
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{
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_Unwind_Word val;
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_Unwind_VRS_Get(context, 0 /*_UVRSC_CORE*/, regno, 0 /*_UVRSD_UINT32*/,
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&val);
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return val;
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}
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_Unwind_Ptr
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_Unwind_GetIP(struct _Unwind_Context *context)
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{
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return (_Unwind_Ptr)(_Unwind_GetGR (context, 15) & ~(_Unwind_Word)1);
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}
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_Unwind_Ptr
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_Unwind_GetIPInfo(struct _Unwind_Context *context, int *p)
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{
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*p = 0;
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return _Unwind_GetIP(context);
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}
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void
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_Unwind_SetGR(struct _Unwind_Context *context, int reg, _Unwind_Ptr val)
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{
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_Unwind_VRS_Set(context, 0 /*_UVRSC_CORE*/, reg, 0 /*_UVRSD_UINT32*/,
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&val);
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}
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