include/asm-um/elf-x86_64.h

   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
  32 typedef unsigned long elf_greg_t;
  33
  34 #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t))
  35 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
  36
  37 typedef 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 /* XXX */
  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
  77 extern 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  */