| /* Arm specific symbolic name handling. |
| Copyright (C) 2002-2009 Red Hat, Inc. |
| This file is part of Red Hat elfutils. |
| |
| Red Hat elfutils is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by the |
| Free Software Foundation; version 2 of the License. |
| |
| Red Hat elfutils 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 |
| General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License along |
| with Red Hat elfutils; if not, write to the Free Software Foundation, |
| Inc., 51 Franklin Street, Fifth Floor, Boston MA 02110-1301 USA. |
| |
| Red Hat elfutils is an included package of the Open Invention Network. |
| An included package of the Open Invention Network is a package for which |
| Open Invention Network licensees cross-license their patents. No patent |
| license is granted, either expressly or impliedly, by designation as an |
| included package. Should you wish to participate in the Open Invention |
| Network licensing program, please visit www.openinventionnetwork.com |
| <http://www.openinventionnetwork.com>. */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include <elf.h> |
| #include <stddef.h> |
| |
| #define BACKEND arm_ |
| #include "libebl_CPU.h" |
| |
| |
| const char * |
| arm_segment_type_name (int segment, char *buf __attribute__ ((unused)), |
| size_t len __attribute__ ((unused))) |
| { |
| switch (segment) |
| { |
| case PT_ARM_EXIDX: |
| return "ARM_EXIDX"; |
| } |
| return NULL; |
| } |
| |
| /* Return symbolic representation of section type. */ |
| const char * |
| arm_section_type_name (int type, |
| char *buf __attribute__ ((unused)), |
| size_t len __attribute__ ((unused))) |
| { |
| switch (type) |
| { |
| case SHT_ARM_EXIDX: |
| return "ARM_EXIDX"; |
| case SHT_ARM_PREEMPTMAP: |
| return "ARM_PREEMPTMAP"; |
| case SHT_ARM_ATTRIBUTES: |
| return "ARM_ATTRIBUTES"; |
| } |
| |
| return NULL; |
| } |
| |
| /* Check whether machine flags are valid. */ |
| bool |
| arm_machine_flag_check (GElf_Word flags) |
| { |
| switch (flags & EF_ARM_EABIMASK) |
| { |
| case EF_ARM_EABI_UNKNOWN: |
| case EF_ARM_EABI_VER1: |
| case EF_ARM_EABI_VER2: |
| case EF_ARM_EABI_VER3: |
| case EF_ARM_EABI_VER4: |
| case EF_ARM_EABI_VER5: |
| break; |
| default: |
| return false; |
| } |
| |
| return ((flags &~ (EF_ARM_EABIMASK |
| | EF_ARM_RELEXEC |
| | EF_ARM_HASENTRY |
| | EF_ARM_INTERWORK |
| | EF_ARM_APCS_26 |
| | EF_ARM_APCS_FLOAT |
| | EF_ARM_PIC |
| | EF_ARM_ALIGN8 |
| | EF_ARM_NEW_ABI |
| | EF_ARM_OLD_ABI |
| | EF_ARM_SOFT_FLOAT |
| | EF_ARM_VFP_FLOAT |
| | EF_ARM_MAVERICK_FLOAT |
| | EF_ARM_SYMSARESORTED |
| | EF_ARM_DYNSYMSUSESEGIDX |
| | EF_ARM_MAPSYMSFIRST |
| | EF_ARM_EABIMASK |
| | EF_ARM_BE8 |
| | EF_ARM_LE8)) == 0); |
| } |
| |
| /* Check for the simple reloc types. */ |
| Elf_Type |
| arm_reloc_simple_type (Ebl *ebl __attribute__ ((unused)), int type) |
| { |
| switch (type) |
| { |
| case R_ARM_ABS32: |
| return ELF_T_WORD; |
| case R_ARM_ABS16: |
| return ELF_T_HALF; |
| case R_ARM_ABS8: |
| return ELF_T_BYTE; |
| default: |
| return ELF_T_NUM; |
| } |
| } |