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1 : : /* x86_64 specific symbolic name handling. 2 : : Copyright (C) 2002, 2005, 2018 Red Hat, Inc. 3 : : This file is part of elfutils. 4 : : Written by Ulrich Drepper <drepper@redhat.com>, 2002. 5 : : 6 : : This file is free software; you can redistribute it and/or modify 7 : : it under the terms of either 8 : : 9 : : * the GNU Lesser General Public License as published by the Free 10 : : Software Foundation; either version 3 of the License, or (at 11 : : your option) any later version 12 : : 13 : : or 14 : : 15 : : * the GNU General Public License as published by the Free 16 : : Software Foundation; either version 2 of the License, or (at 17 : : your option) any later version 18 : : 19 : : or both in parallel, as here. 20 : : 21 : : elfutils is distributed in the hope that it will be useful, but 22 : : WITHOUT ANY WARRANTY; without even the implied warranty of 23 : : MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 24 : : General Public License for more details. 25 : : 26 : : You should have received copies of the GNU General Public License and 27 : : the GNU Lesser General Public License along with this program. If 28 : : not, see <http://www.gnu.org/licenses/>. */ 29 : : 30 : : #ifdef HAVE_CONFIG_H 31 : : # include <config.h> 32 : : #endif 33 : : 34 : : #include <assert.h> 35 : : #include <elf.h> 36 : : #include <stddef.h> 37 : : 38 : : #define BACKEND x86_64_ 39 : : #include "libebl_CPU.h" 40 : : 41 : : /* Check for the simple reloc types. */ 42 : : Elf_Type 43 : 218418 : x86_64_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type, 44 : : int *addsub __attribute__ ((unused))) 45 : : { 46 [ - + ]: 218418 : switch (type) 47 : : { 48 : : case R_X86_64_64: 49 : : return ELF_T_XWORD; 50 : : case R_X86_64_32: 51 : : return ELF_T_WORD; 52 : : case R_X86_64_32S: 53 : : return ELF_T_SWORD; 54 : : case R_X86_64_16: 55 : : return ELF_T_HALF; 56 : : case R_X86_64_8: 57 : : return ELF_T_BYTE; 58 : : default: 59 : : return ELF_T_NUM; 60 : : } 61 : : } 62 : : 63 : : /* Return symbolic representation of section type. */ 64 : : const char * 65 : 204563 : x86_64_section_type_name (int type, 66 : : char *buf __attribute__ ((unused)), 67 : : size_t len __attribute__ ((unused))) 68 : : { 69 [ - + ]: 204563 : if (type == SHT_X86_64_UNWIND) 70 : 0 : return "X86_64_UNWIND"; 71 : : 72 : : return NULL; 73 : : } 74 : : 75 : : /* The SHT_X86_64_UNWIND section type is a valid target for relocation. */ 76 : : bool 77 : 505 : x86_64_check_reloc_target_type (Ebl *ebl __attribute__ ((unused)), 78 : : Elf64_Word sh_type) 79 : : { 80 : 505 : return sh_type == SHT_X86_64_UNWIND; 81 : : }