/* * Copyright 2003 PathScale, Inc. * Copyright (C) 2003 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com) * * Licensed under the GPL */ #ifndef __UM_ELF_X86_64_H #define __UM_ELF_X86_64_H #include <linux/sched.h> #include <asm/user.h> #include "skas.h" /* x86-64 relocation types, taken from asm-x86_64/elf.h */ #define R_X86_64_NONE 0 /* No reloc */ #define R_X86_64_64 1 /* Direct 64 bit */ #define R_X86_64_PC32 2 /* PC relative 32 bit signed */ #define R_X86_64_GOT32 3 /* 32 bit GOT entry */ #define R_X86_64_PLT32 4 /* 32 bit PLT address */ #define R_X86_64_COPY 5 /* Copy symbol at runtime */ #define R_X86_64_GLOB_DAT 6 /* Create GOT entry */ #define R_X86_64_JUMP_SLOT 7 /* Create PLT entry */ #define R_X86_64_RELATIVE 8 /* Adjust by program base */ #define R_X86_64_GOTPCREL 9 /* 32 bit signed pc relative offset to GOT */ #define R_X86_64_32 10 /* Direct 32 bit zero extended */ #define R_X86_64_32S 11 /* Direct 32 bit sign extended */ #define R_X86_64_16 12 /* Direct 16 bit zero extended */ #define R_X86_64_PC16 13 /* 16 bit sign extended pc relative */ #define R_X86_64_8 14 /* Direct 8 bit sign extended */ #define R_X86_64_PC8 15 /* 8 bit sign extended pc relative */ #define R_X86_64_NUM 16 typedef unsigned long elf_greg_t; #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t)) typedef elf_greg_t elf_gregset_t[ELF_NGREG]; typedef struct user_i387_struct elf_fpregset_t; /* * This is used to ensure we don't load something for the wrong architecture. */ #define elf_check_arch(x) \ ((x)->e_machine == EM_X86_64) #define ELF_CLASS ELFCLASS64 #define ELF_DATA ELFDATA2LSB #define ELF_ARCH EM_X86_64 #define ELF_PLAT_INIT(regs, load_addr) do { \ PT_REGS_RBX(regs) = 0; \ PT_REGS_RCX(regs) = 0; \ PT_REGS_RDX(regs) = 0; \ PT_REGS_RSI(regs) = 0; \ PT_REGS_RDI(regs) = 0; \ PT_REGS_RBP(regs) = 0; \ PT_REGS_RAX(regs) = 0; \ PT_REGS_R8(regs) = 0; \ PT_REGS_R9(regs) = 0; \ PT_REGS_R10(regs) = 0; \ PT_REGS_R11(regs) = 0; \ PT_REGS_R12(regs) = 0; \ PT_REGS_R13(regs) = 0; \ PT_REGS_R14(regs) = 0; \ PT_REGS_R15(regs) = 0; \ } while (0) #define ELF_CORE_COPY_REGS(pr_reg, regs) \ (pr_reg)[0] = (regs)->regs.gp[0]; \ (pr_reg)[1] = (regs)->regs.gp[1]; \ (pr_reg)[2] = (regs)->regs.gp[2]; \ (pr_reg)[3] = (regs)->regs.gp[3]; \ (pr_reg)[4] = (regs)->regs.gp[4]; \ (pr_reg)[5] = (regs)->regs.gp[5]; \ (pr_reg)[6] = (regs)->regs.gp[6]; \ (pr_reg)[7] = (regs)->regs.gp[7]; \ (pr_reg)[8] = (regs)->regs.gp[8]; \ (pr_reg)[9] = (regs)->regs.gp[9]; \ (pr_reg)[10] = (regs)->regs.gp[10]; \ (pr_reg)[11] = (regs)->regs.gp[11]; \ (pr_reg)[12] = (regs)->regs.gp[12]; \ (pr_reg)[13] = (regs)->regs.gp[13]; \ (pr_reg)[14] = (regs)->regs.gp[14]; \ (pr_reg)[15] = (regs)->regs.gp[15]; \ (pr_reg)[16] = (regs)->regs.gp[16]; \ (pr_reg)[17] = (regs)->regs.gp[17]; \ (pr_reg)[18] = (regs)->regs.gp[18]; \ (pr_reg)[19] = (regs)->regs.gp[19]; \ (pr_reg)[20] = (regs)->regs.gp[20]; \ (pr_reg)[21] = current->thread.arch.fs; \ (pr_reg)[22] = 0; \ (pr_reg)[23] = 0; \ (pr_reg)[24] = 0; \ (pr_reg)[25] = 0; \ (pr_reg)[26] = 0; static inline int elf_core_copy_fpregs(struct task_struct *t, elf_fpregset_t *fpu) { int cpu = current_thread->cpu; return save_fp_registers(userspace_pid[cpu], (unsigned long *) fpu); } #define ELF_CORE_COPY_FPREGS(t, fpu) elf_core_copy_fpregs(t, fpu) #ifdef TIF_IA32 /* XXX */ #error XXX, indeed clear_thread_flag(TIF_IA32); #endif #define USE_ELF_CORE_DUMP #define ELF_EXEC_PAGESIZE 4096 #define ELF_ET_DYN_BASE (2 * TASK_SIZE / 3) extern long elf_aux_hwcap; #define ELF_HWCAP (elf_aux_hwcap) #define ELF_PLATFORM "x86_64" #define SET_PERSONALITY(ex, ibcs2) do ; while(0) #endif