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dbc35cc7 BS |
1 | /* |
2 | * Copyright 2003 PathScale, Inc. | |
f0c4cad9 | 3 | * Copyright (C) 2003 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) |
dbc35cc7 BS |
4 | * |
5 | * Licensed under the GPL | |
6 | */ | |
7 | #ifndef __UM_ELF_X86_64_H | |
8 | #define __UM_ELF_X86_64_H | |
9 | ||
10 | #include <asm/user.h> | |
d1254b12 | 11 | #include "skas.h" |
dbc35cc7 | 12 | |
ba9950c8 JD |
13 | /* x86-64 relocation types, taken from asm-x86_64/elf.h */ |
14 | #define R_X86_64_NONE 0 /* No reloc */ | |
15 | #define R_X86_64_64 1 /* Direct 64 bit */ | |
16 | #define R_X86_64_PC32 2 /* PC relative 32 bit signed */ | |
17 | #define R_X86_64_GOT32 3 /* 32 bit GOT entry */ | |
18 | #define R_X86_64_PLT32 4 /* 32 bit PLT address */ | |
19 | #define R_X86_64_COPY 5 /* Copy symbol at runtime */ | |
20 | #define R_X86_64_GLOB_DAT 6 /* Create GOT entry */ | |
21 | #define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */ | |
22 | #define R_X86_64_RELATIVE 8 /* Adjust by program base */ | |
23 | #define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative | |
24 | offset to GOT */ | |
25 | #define R_X86_64_32 10 /* Direct 32 bit zero extended */ | |
26 | #define R_X86_64_32S 11 /* Direct 32 bit sign extended */ | |
27 | #define R_X86_64_16 12 /* Direct 16 bit zero extended */ | |
28 | #define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ | |
29 | #define R_X86_64_8 14 /* Direct 8 bit sign extended */ | |
30 | #define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ | |
31 | ||
32 | #define R_X86_64_NUM 16 | |
33 | ||
dbc35cc7 BS |
34 | typedef unsigned long elf_greg_t; |
35 | ||
36 | #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) | |
37 | typedef elf_greg_t elf_gregset_t[ELF_NGREG]; | |
38 | ||
058ac308 | 39 | typedef struct user_i387_struct elf_fpregset_t; |
dbc35cc7 BS |
40 | |
41 | /* | |
42 | * This is used to ensure we don't load something for the wrong architecture. | |
43 | */ | |
44 | #define elf_check_arch(x) \ | |
45 | ((x)->e_machine == EM_X86_64) | |
46 | ||
47 | #define ELF_CLASS ELFCLASS64 | |
48 | #define ELF_DATA ELFDATA2LSB | |
49 | #define ELF_ARCH EM_X86_64 | |
50 | ||
51 | #define ELF_PLAT_INIT(regs, load_addr) do { \ | |
52 | PT_REGS_RBX(regs) = 0; \ | |
53 | PT_REGS_RCX(regs) = 0; \ | |
54 | PT_REGS_RDX(regs) = 0; \ | |
55 | PT_REGS_RSI(regs) = 0; \ | |
56 | PT_REGS_RDI(regs) = 0; \ | |
57 | PT_REGS_RBP(regs) = 0; \ | |
58 | PT_REGS_RAX(regs) = 0; \ | |
59 | PT_REGS_R8(regs) = 0; \ | |
60 | PT_REGS_R9(regs) = 0; \ | |
61 | PT_REGS_R10(regs) = 0; \ | |
62 | PT_REGS_R11(regs) = 0; \ | |
63 | PT_REGS_R12(regs) = 0; \ | |
64 | PT_REGS_R13(regs) = 0; \ | |
65 | PT_REGS_R14(regs) = 0; \ | |
66 | PT_REGS_R15(regs) = 0; \ | |
67 | } while (0) | |
68 | ||
d1254b12 | 69 | #define ELF_CORE_COPY_REGS(pr_reg, regs) \ |
18baddda JD |
70 | (pr_reg)[0] = (regs)->regs.gp[0]; \ |
71 | (pr_reg)[1] = (regs)->regs.gp[1]; \ | |
72 | (pr_reg)[2] = (regs)->regs.gp[2]; \ | |
73 | (pr_reg)[3] = (regs)->regs.gp[3]; \ | |
74 | (pr_reg)[4] = (regs)->regs.gp[4]; \ | |
75 | (pr_reg)[5] = (regs)->regs.gp[5]; \ | |
76 | (pr_reg)[6] = (regs)->regs.gp[6]; \ | |
77 | (pr_reg)[7] = (regs)->regs.gp[7]; \ | |
78 | (pr_reg)[8] = (regs)->regs.gp[8]; \ | |
79 | (pr_reg)[9] = (regs)->regs.gp[9]; \ | |
80 | (pr_reg)[10] = (regs)->regs.gp[10]; \ | |
81 | (pr_reg)[11] = (regs)->regs.gp[11]; \ | |
82 | (pr_reg)[12] = (regs)->regs.gp[12]; \ | |
83 | (pr_reg)[13] = (regs)->regs.gp[13]; \ | |
84 | (pr_reg)[14] = (regs)->regs.gp[14]; \ | |
85 | (pr_reg)[15] = (regs)->regs.gp[15]; \ | |
86 | (pr_reg)[16] = (regs)->regs.gp[16]; \ | |
87 | (pr_reg)[17] = (regs)->regs.gp[17]; \ | |
88 | (pr_reg)[18] = (regs)->regs.gp[18]; \ | |
89 | (pr_reg)[19] = (regs)->regs.gp[19]; \ | |
90 | (pr_reg)[20] = (regs)->regs.gp[20]; \ | |
d1254b12 JD |
91 | (pr_reg)[21] = current->thread.arch.fs; \ |
92 | (pr_reg)[22] = 0; \ | |
93 | (pr_reg)[23] = 0; \ | |
94 | (pr_reg)[24] = 0; \ | |
95 | (pr_reg)[25] = 0; \ | |
96 | (pr_reg)[26] = 0; | |
97 | ||
8192ab42 | 98 | extern int elf_core_copy_fpregs(struct task_struct *t, elf_fpregset_t *fpu); |
d1254b12 JD |
99 | |
100 | #define ELF_CORE_COPY_FPREGS(t, fpu) elf_core_copy_fpregs(t, fpu) | |
101 | ||
dbc35cc7 | 102 | #ifdef TIF_IA32 /* XXX */ |
ba9950c8 JD |
103 | #error XXX, indeed |
104 | clear_thread_flag(TIF_IA32); | |
dbc35cc7 BS |
105 | #endif |
106 | ||
107 | #define USE_ELF_CORE_DUMP | |
108 | #define ELF_EXEC_PAGESIZE 4096 | |
109 | ||
110 | #define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) | |
111 | ||
112 | extern long elf_aux_hwcap; | |
113 | #define ELF_HWCAP (elf_aux_hwcap) | |
114 | ||
115 | #define ELF_PLATFORM "x86_64" | |
116 | ||
117 | #define SET_PERSONALITY(ex, ibcs2) do ; while(0) | |
118 | ||
119 | #endif |