1/* 2 * Copyright 2003 PathScale, Inc. 3 * 4 * Licensed under the GPL 5 */ 6#ifndef __UM_ELF_X86_64_H 7#define __UM_ELF_X86_64_H 8 9#include <asm/user.h> 10 11/* x86-64 relocation types, taken from asm-x86_64/elf.h */ 12#define R_X86_64_NONE 0 /* No reloc */ 13#define R_X86_64_64 1 /* Direct 64 bit */ 14#define R_X86_64_PC32 2 /* PC relative 32 bit signed */ 15#define R_X86_64_GOT32 3 /* 32 bit GOT entry */ 16#define R_X86_64_PLT32 4 /* 32 bit PLT address */ 17#define R_X86_64_COPY 5 /* Copy symbol at runtime */ 18#define R_X86_64_GLOB_DAT 6 /* Create GOT entry */ 19#define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */ 20#define R_X86_64_RELATIVE 8 /* Adjust by program base */ 21#define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative 22 offset to GOT */ 23#define R_X86_64_32 10 /* Direct 32 bit zero extended */ 24#define R_X86_64_32S 11 /* Direct 32 bit sign extended */ 25#define R_X86_64_16 12 /* Direct 16 bit zero extended */ 26#define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ 27#define R_X86_64_8 14 /* Direct 8 bit sign extended */ 28#define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ 29 30#define R_X86_64_NUM 16 31 32typedef unsigned long elf_greg_t; 33 34#define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) 35typedef elf_greg_t elf_gregset_t[ELF_NGREG]; 36 37typedef struct { } elf_fpregset_t; 38 39/* 40 * This is used to ensure we don't load something for the wrong architecture. 41 */ 42#define elf_check_arch(x) \ 43 ((x)->e_machine == EM_X86_64) 44 45#define ELF_CLASS ELFCLASS64 46#define ELF_DATA ELFDATA2LSB 47#define ELF_ARCH EM_X86_64 48 49#define ELF_PLAT_INIT(regs, load_addr) do { \ 50 PT_REGS_RBX(regs) = 0; \ 51 PT_REGS_RCX(regs) = 0; \ 52 PT_REGS_RDX(regs) = 0; \ 53 PT_REGS_RSI(regs) = 0; \ 54 PT_REGS_RDI(regs) = 0; \ 55 PT_REGS_RBP(regs) = 0; \ 56 PT_REGS_RAX(regs) = 0; \ 57 PT_REGS_R8(regs) = 0; \ 58 PT_REGS_R9(regs) = 0; \ 59 PT_REGS_R10(regs) = 0; \ 60 PT_REGS_R11(regs) = 0; \ 61 PT_REGS_R12(regs) = 0; \ 62 PT_REGS_R13(regs) = 0; \ 63 PT_REGS_R14(regs) = 0; \ 64 PT_REGS_R15(regs) = 0; \ 65} while (0) 66 67#ifdef TIF_IA32 68#error XXX, indeed 69 clear_thread_flag(TIF_IA32); 70#endif 71 72#define USE_ELF_CORE_DUMP 73#define ELF_EXEC_PAGESIZE 4096 74 75#define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) 76 77extern long elf_aux_hwcap; 78#define ELF_HWCAP (elf_aux_hwcap) 79 80#define ELF_PLATFORM "x86_64" 81 82#define SET_PERSONALITY(ex, ibcs2) do ; while(0) 83 84#endif 85 86/* 87 * Overrides for Emacs so that we follow Linus's tabbing style. 88 * Emacs will notice this stuff at the end of the file and automatically 89 * adjust the settings for this buffer only. This must remain at the end 90 * of the file. 91 * --------------------------------------------------------------------------- 92 * Local variables: 93 * c-file-style: "linux" 94 * End: 95 */ 96