6f397ac71b
This is required for future CPU extentions. Reviewed by: brooks Sponsored by: DARPA, AFRL Sponsored by: HEIF5
64 lines
2.6 KiB
C
64 lines
2.6 KiB
C
/*-
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* Copyright (c) 2015 Ruslan Bukin <br@bsdpad.com>
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* All rights reserved.
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*
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* Portions of this software were developed by SRI International and the
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* University of Cambridge Computer Laboratory under DARPA/AFRL contract
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* FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme.
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*
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* Portions of this software were developed by the University of Cambridge
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* Computer Laboratory as part of the CTSRD Project, with support from the
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* UK Higher Education Innovation Fund (HEIF).
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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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _MACHINE_SETJMP_H_
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#define _MACHINE_SETJMP_H_
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#include <sys/cdefs.h>
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#define _JBLEN 63 /* sp, ra, [f]s0-11, magic val, sigmask */
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#define _JB_SIGMASK 21
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#ifdef __ASSEMBLER__
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#define _JB_MAGIC__SETJMP 0xbe87fd8a2910af00
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#define _JB_MAGIC_SETJMP 0xbe87fd8a2910af01
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#endif /* !__ASSEMBLER__ */
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#ifndef __ASSEMBLER__
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/*
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* jmp_buf and sigjmp_buf are encapsulated in different structs to force
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* compile-time diagnostics for mismatches. The structs are the same
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* internally to avoid some run-time errors for mismatches.
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*/
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#if __BSD_VISIBLE || __POSIX_VISIBLE || __XSI_VISIBLE
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typedef struct _sigjmp_buf { long _sjb[_JBLEN + 1] __aligned(16); } sigjmp_buf[1];
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#endif
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typedef struct _jmp_buf { long _jb[_JBLEN + 1] __aligned(16); } jmp_buf[1];
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#endif /* __ASSEMBLER__ */
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#endif /* !_MACHINE_SETJMP_H_ */
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