| /* Machine-dependent ELF indirect relocation inline functions. |
| PowerPC64 version. |
| Copyright (C) 2009 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, write to the Free |
| Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA |
| 02111-1307 USA. */ |
| |
| #ifndef _DL_IREL_H |
| #define _DL_IREL_H |
| |
| #include <stdio.h> |
| #include <unistd.h> |
| |
| #define ELF_MACHINE_IRELA 1 |
| |
| typedef struct |
| { |
| Elf64_Addr fd_func; |
| Elf64_Addr fd_toc; |
| Elf64_Addr fd_aux; |
| } Elf64_FuncDesc; |
| |
| static inline void |
| __attribute ((always_inline)) |
| elf_irela (const Elf64_Rela *reloc) |
| { |
| unsigned int r_type = ELF64_R_TYPE (reloc->r_info); |
| |
| if (__builtin_expect (r_type == R_PPC64_IRELATIVE, 1)) |
| { |
| Elf64_Addr *const reloc_addr = (void *) reloc->r_offset; |
| Elf64_Addr value = ((Elf64_Addr (*) (void)) reloc->r_addend) (); |
| *reloc_addr = value; |
| } |
| else if (__builtin_expect (r_type == R_PPC64_JMP_IREL, 1)) |
| { |
| Elf64_Addr *const reloc_addr = (void *) reloc->r_offset; |
| Elf64_Addr value = ((Elf64_Addr (*) (void)) reloc->r_addend) (); |
| *(Elf64_FuncDesc *) reloc_addr = *(Elf64_FuncDesc *) value; |
| } |
| else |
| __libc_fatal ("unexpected reloc type in static binary"); |
| } |
| |
| #endif /* dl-irel.h */ |