Linux kernel mirror (for testing)
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linux
1/*
2 * Copyright (C) 2003 Matjaz Breskvar <phoenix@bsemi.com>
3 * Copyright (C) 2010-2011 Jonas Bonn <jonas@southpole.se>
4 * Copyright (C) 2012 Regents of the University of California
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 */
11
12#ifndef _UAPI_ASM_RISCV_ELF_H
13#define _UAPI_ASM_RISCV_ELF_H
14
15#include <asm/ptrace.h>
16
17/* ELF register definitions */
18typedef unsigned long elf_greg_t;
19typedef struct user_regs_struct elf_gregset_t;
20#define ELF_NGREG (sizeof(elf_gregset_t) / sizeof(elf_greg_t))
21
22/* We don't support f without d, or q. */
23typedef __u64 elf_fpreg_t;
24typedef union __riscv_fp_state elf_fpregset_t;
25#define ELF_NFPREG (sizeof(struct __riscv_d_ext_state) / sizeof(elf_fpreg_t))
26
27#if __riscv_xlen == 64
28#define ELF_RISCV_R_SYM(r_info) ELF64_R_SYM(r_info)
29#define ELF_RISCV_R_TYPE(r_info) ELF64_R_TYPE(r_info)
30#else
31#define ELF_RISCV_R_SYM(r_info) ELF32_R_SYM(r_info)
32#define ELF_RISCV_R_TYPE(r_info) ELF32_R_TYPE(r_info)
33#endif
34
35/*
36 * RISC-V relocation types
37 */
38
39/* Relocation types used by the dynamic linker */
40#define R_RISCV_NONE 0
41#define R_RISCV_32 1
42#define R_RISCV_64 2
43#define R_RISCV_RELATIVE 3
44#define R_RISCV_COPY 4
45#define R_RISCV_JUMP_SLOT 5
46#define R_RISCV_TLS_DTPMOD32 6
47#define R_RISCV_TLS_DTPMOD64 7
48#define R_RISCV_TLS_DTPREL32 8
49#define R_RISCV_TLS_DTPREL64 9
50#define R_RISCV_TLS_TPREL32 10
51#define R_RISCV_TLS_TPREL64 11
52
53/* Relocation types not used by the dynamic linker */
54#define R_RISCV_BRANCH 16
55#define R_RISCV_JAL 17
56#define R_RISCV_CALL 18
57#define R_RISCV_CALL_PLT 19
58#define R_RISCV_GOT_HI20 20
59#define R_RISCV_TLS_GOT_HI20 21
60#define R_RISCV_TLS_GD_HI20 22
61#define R_RISCV_PCREL_HI20 23
62#define R_RISCV_PCREL_LO12_I 24
63#define R_RISCV_PCREL_LO12_S 25
64#define R_RISCV_HI20 26
65#define R_RISCV_LO12_I 27
66#define R_RISCV_LO12_S 28
67#define R_RISCV_TPREL_HI20 29
68#define R_RISCV_TPREL_LO12_I 30
69#define R_RISCV_TPREL_LO12_S 31
70#define R_RISCV_TPREL_ADD 32
71#define R_RISCV_ADD8 33
72#define R_RISCV_ADD16 34
73#define R_RISCV_ADD32 35
74#define R_RISCV_ADD64 36
75#define R_RISCV_SUB8 37
76#define R_RISCV_SUB16 38
77#define R_RISCV_SUB32 39
78#define R_RISCV_SUB64 40
79#define R_RISCV_GNU_VTINHERIT 41
80#define R_RISCV_GNU_VTENTRY 42
81#define R_RISCV_ALIGN 43
82#define R_RISCV_RVC_BRANCH 44
83#define R_RISCV_RVC_JUMP 45
84#define R_RISCV_LUI 46
85#define R_RISCV_GPREL_I 47
86#define R_RISCV_GPREL_S 48
87#define R_RISCV_TPREL_I 49
88#define R_RISCV_TPREL_S 50
89#define R_RISCV_RELAX 51
90#define R_RISCV_SUB6 52
91#define R_RISCV_SET6 53
92#define R_RISCV_SET8 54
93#define R_RISCV_SET16 55
94#define R_RISCV_SET32 56
95#define R_RISCV_32_PCREL 57
96
97
98#endif /* _UAPI_ASM_RISCV_ELF_H */