52 lines
2.0 KiB
C
52 lines
2.0 KiB
C
/* $NetBSD: symbol_hppa.c,v 1.1 2022/06/25 06:51:37 skrll Exp $ */
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/*-
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* Copyright (c) 2022 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Nick Hudson.
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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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__RCSID("$NetBSD: symbol_hppa.c,v 1.1 2022/06/25 06:51:37 skrll Exp $");
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#include "symbol.h"
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#define HPPA_IS_PLABEL(addr) (((uintptr_t)(addr)) & (1 << 1))
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#define HPPA_GET_PLABEL(addr) ((hppa_plabel *) (((uintptr_t)addr) & ~3))
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typedef struct {
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uintptr_t pl_pc;
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uintptr_t pl_sl;
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} hppa_plabel;
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uintptr_t
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symbol_canonicalize_md(const void *addr)
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{
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return HPPA_IS_PLABEL(addr) ?
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HPPA_GET_PLABEL(addr)->pl_pc : (uintptr_t)addr;
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}
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