1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#ifndef _SYS_ELF_AMD64_H
28#define	_SYS_ELF_AMD64_H
29
30#include <sys/elf_386.h>
31
32#ifdef	__cplusplus
33extern "C" {
34#endif
35
36#define	R_AMD64_NONE		0	/* relocation types */
37#define	R_AMD64_64		1
38#define	R_AMD64_PC32		2
39#define	R_AMD64_GOT32		3
40#define	R_AMD64_PLT32		4
41#define	R_AMD64_COPY		5
42#define	R_AMD64_GLOB_DAT	6
43#define	R_AMD64_JUMP_SLOT	7
44#define	R_AMD64_RELATIVE	8
45#define	R_AMD64_GOTPCREL	9
46#define	R_AMD64_32		10
47#define	R_AMD64_32S		11
48#define	R_AMD64_16		12
49#define	R_AMD64_PC16		13
50#define	R_AMD64_8		14
51#define	R_AMD64_PC8		15
52#define	R_AMD64_DTPMOD64	16
53#define	R_AMD64_DTPOFF64	17
54#define	R_AMD64_TPOFF64		18
55#define	R_AMD64_TLSGD		19
56#define	R_AMD64_TLSLD		20
57#define	R_AMD64_DTPOFF32	21
58#define	R_AMD64_GOTTPOFF	22
59#define	R_AMD64_TPOFF32		23
60#define	R_AMD64_PC64		24
61#define	R_AMD64_GOTOFF64	25
62#define	R_AMD64_GOTPC32		26
63#define	R_AMD64_GOT64		27	/* reserved for future expansion */
64#define	R_AMD64_GOTPCREL64	28	/* reserved for future expansion */
65#define	R_AMD64_GOTPC64		29	/* reserved for future expansion */
66#define	R_AMD64_GOTPLT64	30	/* reserved for future expansion */
67#define	R_AMD64_PLTOFF64	31	/* reserved for future expansion */
68#define	R_AMD64_SIZE32		32
69#define	R_AMD64_SIZE64		33
70#define	R_AMD64_NUM		34
71
72
73/*
74 * The "System V Application Binary Interface, AMD64 Architecture Processor
75 * Supplement", defines relocations in terms of R_X86_64_ rather than R_AMD64_.
76 * Maintain both relocation naming conventions for compatibility.
77 */
78#define	R_X86_64_NONE		R_AMD64_NONE
79#define	R_X86_64_64		R_AMD64_64
80#define	R_X86_64_PC32		R_AMD64_PC32
81#define	R_X86_64_GOT32		R_AMD64_GOT32
82#define	R_X86_64_PLT32		R_AMD64_PLT32
83#define	R_X86_64_COPY		R_AMD64_COPY
84#define	R_X86_64_GLOB_DAT	R_AMD64_GLOB_DAT
85#define	R_X86_64_JUMP_SLOT	R_AMD64_JUMP_SLOT
86#define	R_X86_64_RELATIVE	R_AMD64_RELATIVE
87#define	R_X86_64_GOTPCREL	R_AMD64_GOTPCREL
88#define	R_X86_64_32		R_AMD64_32
89#define	R_X86_64_32S		R_AMD64_32S
90#define	R_X86_64_16		R_AMD64_16
91#define	R_X86_64_PC16		R_AMD64_PC16
92#define	R_X86_64_8		R_AMD64_8
93#define	R_X86_64_PC8		R_AMD64_PC8
94#define	R_X86_64_DTPMOD64	R_AMD64_DTPMOD64
95#define	R_X86_64_DTPOFF64	R_AMD64_DTPOFF64
96#define	R_X86_64_TPOFF64	R_AMD64_TPOFF64
97#define	R_X86_64_TLSGD		R_AMD64_TLSGD
98#define	R_X86_64_TLSLD		R_AMD64_TLSLD
99#define	R_X86_64_DTPOFF32	R_AMD64_DTPOFF32
100#define	R_X86_64_GOTTPOFF	R_AMD64_GOTTPOFF
101#define	R_X86_64_TPOFF32	R_AMD64_TPOFF32
102#define	R_X86_64_PC64		R_AMD64_PC64
103#define	R_X86_64_GOTPC32	R_AMD64_GOTPC32
104#define	R_X86_64_GOTOFF64	R_AMD64_GOTOFF64
105#define	R_X86_64_GOT64		R_AMD64_GOT64
106#define	R_X86_64_GOTPCREL64	R_AMD64_GOTPCREL64
107#define	R_X86_64_GOTPC64	R_AMD64_GOTPC64
108#define	R_X86_64_GOTPLT64	R_AMD64_GOTPLT64
109#define	R_X86_64_PLTOFF64	R_AMD64_PLTOFF64
110#define	R_X86_64_SIZE32		R_AMD64_SIZE32
111#define	R_X86_64_SIZE64		R_AMD64_SIZE64
112#define	R_X86_64_NUM		R_AMD64_NUM
113
114
115#define	ELF_AMD64_MAXPGSZ	0x100000	/* maximum page size */
116
117/*
118 * processor specific section types
119 */
120#define	SHT_AMD64_UNWIND	0x70000001	/* unwind information */
121
122
123/*
124 * NOTE: PT_SUNW_UNWIND is defined in the OS specific range
125 *	 to conform with the amd64 psABI.
126 */
127
128#define	SHF_AMD64_LARGE		0x10000000
129#define	SHF_X86_64_LARGE	SHF_AMD64_LARGE
130
131#define	SHN_AMD64_LCOMMON	0xff02
132#define	SHN_X86_64_LCOMMON	SHN_AMD64_LCOMMON
133
134/*
135 * There are consumers of this file that want to include elf defines for
136 * all architectures.  This is a problem for the defines below, because
137 * while they are architecture specific they have common names.  Hence to
138 * prevent attempts to redefine these variables we'll check if any of
139 * the other elf architecture header files have been included.  If
140 * they have then we'll just stick with the existing definitions.
141 */
142#if defined(_SYS_ELF_MACH_386)
143
144/*
145 * Plt and Got information; the first few .got and .plt entries are reserved
146 *	PLT[0]	jump to dynamic linker
147 *	GOT[0]	address of _DYNAMIC
148 */
149#define	M64_WORD_ALIGN		8
150#define	M64_PLT_ENTSIZE		M32_PLT_ENTSIZE
151#define	M64_PLT_ALIGN		M64_WORD_ALIGN	/* alignment of .plt section */
152#define	M64_GOT_ENTSIZE		8	/* got entry size in bytes */
153#define	M64_PLT_RESERVSZ	M32_PLT_RESERVSZ
154
155/*
156 * Make common alias for the 32/64 bit specific defines based on _ELF64
157 */
158#if defined(_ELF64)
159/* architecture common defines */
160#define	M_WORD_ALIGN		M64_WORD_ALIGN
161#define	M_PLT_ENTSIZE		M64_PLT_ENTSIZE
162#define	M_PLT_ALIGN		M64_PLT_ALIGN
163#define	M_PLT_RESERVSZ		M64_PLT_RESERVSZ
164#define	M_GOT_ENTSIZE		M64_GOT_ENTSIZE
165#endif /* _ELF64 */
166
167#endif /* _SYS_ELF_MACH_386 */
168
169#ifdef	__cplusplus
170}
171#endif
172
173#endif	/* _SYS_ELF_AMD64_H */
174