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1 /*
2 * Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2009
3 * The President and Fellows of Harvard College.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 */
29
30 #ifndef _MIPS_ELF_H_
31 #define _MIPS_ELF_H_
32
33 /*
34 * MIPS machine-dependent definitions for the ELF binary format.
35 */
36
37
38 /* The ELF executable type. */
39 #define EM_MACHINE EM_MIPS
40
41 /* Linker relocation codes. SIZE DESCRIPTION */
42 #define R_MIPS_NONE 0 /* --- nop */
43 #define R_MIPS_16 1 /* u16 value */
44 #define R_MIPS_32 2 /* u32 value */
45 #define R_MIPS_REL32 3 /* u32 value relative to patched address */
46 #define R_MIPS_26 4 /* u26 j/jal instruction address field */
47 #define R_MIPS_HI16 5 /* u16 %hi(sym) as below */
48 #define R_MIPS_LO16 6 /* s16 %lo(sym) as below */
49 #define R_MIPS_GPREL16 7 /* s16 offset from GP register */
50 #define R_MIPS_LITERAL 8 /* s16 GPREL16 for file-local symbols (?) */
51 #define R_MIPS_GOT16 9 /* u16 offset into global offset table */
52 #define R_MIPS_PC16 10 /* s16 PC-relative reference */
53 #define R_MIPS_CALL16 11 /* u16 call through global offset table */
54 #define R_MIPS_GPREL32 12 /* s32 offset from GP register */
55 /* %hi/%lo are defined so %hi(sym) << 16 + %lo(sym) = sym */
56
57
58 #endif /* _MIPS_ELF_H_ */