xref: /freebsd/sys/i386/include/reloc.h (revision 29363fb446372cb3f10bc98664e9767c53fbb457)
16cda32c0SRodney W. Grimes /*-
2*51369649SPedro F. Giffuni  * SPDX-License-Identifier: BSD-3-Clause
3*51369649SPedro F. Giffuni  *
46cda32c0SRodney W. Grimes  * Copyright (c) 1992, 1993
56cda32c0SRodney W. Grimes  *	The Regents of the University of California.  All rights reserved.
66cda32c0SRodney W. Grimes  *
76cda32c0SRodney W. Grimes  * Redistribution and use in source and binary forms, with or without
86cda32c0SRodney W. Grimes  * modification, are permitted provided that the following conditions
96cda32c0SRodney W. Grimes  * are met:
106cda32c0SRodney W. Grimes  * 1. Redistributions of source code must retain the above copyright
116cda32c0SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer.
126cda32c0SRodney W. Grimes  * 2. Redistributions in binary form must reproduce the above copyright
136cda32c0SRodney W. Grimes  *    notice, this list of conditions and the following disclaimer in the
146cda32c0SRodney W. Grimes  *    documentation and/or other materials provided with the distribution.
15fbbd9655SWarner Losh  * 3. Neither the name of the University nor the names of its contributors
166cda32c0SRodney W. Grimes  *    may be used to endorse or promote products derived from this software
176cda32c0SRodney W. Grimes  *    without specific prior written permission.
186cda32c0SRodney W. Grimes  *
196cda32c0SRodney W. Grimes  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
206cda32c0SRodney W. Grimes  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
216cda32c0SRodney W. Grimes  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
226cda32c0SRodney W. Grimes  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
236cda32c0SRodney W. Grimes  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
246cda32c0SRodney W. Grimes  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
256cda32c0SRodney W. Grimes  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
266cda32c0SRodney W. Grimes  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
276cda32c0SRodney W. Grimes  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
286cda32c0SRodney W. Grimes  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
296cda32c0SRodney W. Grimes  * SUCH DAMAGE.
306cda32c0SRodney W. Grimes  */
316cda32c0SRodney W. Grimes 
32836dc83bSPaul Richards #ifndef _I386_MACHINE_RELOC_H_
33836dc83bSPaul Richards #define _I386_MACHINE_RELOC_H_
34836dc83bSPaul Richards 
356cda32c0SRodney W. Grimes /* Relocation format. */
366cda32c0SRodney W. Grimes struct relocation_info {
376cda32c0SRodney W. Grimes 	int r_address;			  /* offset in text or data segment */
386cda32c0SRodney W. Grimes 	unsigned int   r_symbolnum : 24,  /* ordinal number of add symbol */
396cda32c0SRodney W. Grimes 			   r_pcrel :  1,  /* 1 if value should be pc-relative */
406cda32c0SRodney W. Grimes 			  r_length :  2,  /* log base 2 of value's width */
416cda32c0SRodney W. Grimes 			  r_extern :  1,  /* 1 if need to add symbol to value */
4252cd4384SJordan K. Hubbard 			 r_baserel :  1,  /* linkage table relative */
4352cd4384SJordan K. Hubbard 			r_jmptable :  1,  /* relocate to jump table */
4452cd4384SJordan K. Hubbard 			r_relative :  1,  /* load address relative */
4552cd4384SJordan K. Hubbard 			    r_copy :  1;  /* run time copy */
466cda32c0SRodney W. Grimes };
47836dc83bSPaul Richards 
48836dc83bSPaul Richards #endif
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