diff options
Diffstat (limited to 'bfd/elf32-m68hc12.c')
-rw-r--r-- | bfd/elf32-m68hc12.c | 280 |
1 files changed, 0 insertions, 280 deletions
diff --git a/bfd/elf32-m68hc12.c b/bfd/elf32-m68hc12.c deleted file mode 100644 index 8f6ca49211f..00000000000 --- a/bfd/elf32-m68hc12.c +++ /dev/null @@ -1,280 +0,0 @@ -/* Motorola 68HC12-specific support for 32-bit ELF - Copyright 1999, 2000 Free Software Foundation, Inc. - Contributed by Stephane Carrez (stcarrez@worldnet.fr) - (Heavily copied from the D10V port by Martin Hunt (hunt@cygnus.com)) - -This file is part of BFD, the Binary File Descriptor library. - -This program 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; either version 2 of the License, or -(at your option) any later version. - -This program 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 this program; if not, write to the Free Software -Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ - -#include "bfd.h" -#include "sysdep.h" -#include "libbfd.h" -#include "elf-bfd.h" -#include "elf/m68hc11.h" - -static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup -PARAMS ((bfd * abfd, bfd_reloc_code_real_type code)); -static void m68hc11_info_to_howto_rel -PARAMS ((bfd *, arelent *, Elf32_Internal_Rel *)); - -/* Use REL instead of RELA to save space */ -#define USE_REL - -/* The Motorola 68HC11 microcontroler only addresses 64Kb. - We must handle 8 and 16-bit relocations. The 32-bit relocation - is defined but not used except by gas when -gstabs is used (which - is wrong). - The 3-bit and 16-bit PC rel relocation is only used by 68HC12. */ -static reloc_howto_type elf_m68hc11_howto_table[] = { - /* This reloc does nothing. */ - HOWTO (R_M68HC11_NONE, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_NONE", /* name */ - false, /* partial_inplace */ - 0, /* src_mask */ - 0, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 8 bit absolute relocation */ - HOWTO (R_M68HC11_8, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_8", /* name */ - false, /* partial_inplace */ - 0x00ff, /* src_mask */ - 0x00ff, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 8 bit absolute relocation (upper address) */ - HOWTO (R_M68HC11_HI8, /* type */ - 8, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_HI8", /* name */ - false, /* partial_inplace */ - 0x00ff, /* src_mask */ - 0x00ff, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 8 bit absolute relocation (upper address) */ - HOWTO (R_M68HC11_LO8, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_dont, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_LO8", /* name */ - false, /* partial_inplace */ - 0x00ff, /* src_mask */ - 0x00ff, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 8 bit PC-rel relocation */ - HOWTO (R_M68HC11_PCREL_8, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 8, /* bitsize */ - true, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_PCREL_8", /* name */ - false, /* partial_inplace */ - 0x0, /* src_mask */ - 0x00ff, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 16 bit absolute relocation */ - HOWTO (R_M68HC11_16, /* type */ - 0, /* rightshift */ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_dont /*bitfield */ , /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_16", /* name */ - false, /* partial_inplace */ - 0xffff, /* src_mask */ - 0xffff, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 32 bit absolute relocation. This one is never used for the - code relocation. It's used by gas for -gstabs generation. */ - HOWTO (R_M68HC11_32, /* type */ - 0, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 32, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_32", /* name */ - false, /* partial_inplace */ - 0xffffffff, /* src_mask */ - 0xffffffff, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 3 bit absolute relocation */ - HOWTO (R_M68HC11_3B, /* type */ - 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ - 3, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_bitfield, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_4B", /* name */ - false, /* partial_inplace */ - 0x003, /* src_mask */ - 0x003, /* dst_mask */ - false), /* pcrel_offset */ - - /* A 16 bit PC-rel relocation */ - HOWTO (R_M68HC11_PCREL_16, /* type */ - 0, /* rightshift */ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ - true, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_dont, /* complain_on_overflow */ - bfd_elf_generic_reloc, /* special_function */ - "R_M68HC11_PCREL_16", /* name */ - false, /* partial_inplace */ - 0x0, /* src_mask */ - 0xffff, /* dst_mask */ - false), /* pcrel_offset */ - - /* GNU extension to record C++ vtable hierarchy */ - HOWTO (R_M68HC11_GNU_VTINHERIT, /* type */ - 0, /* rightshift */ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_dont, /* complain_on_overflow */ - NULL, /* special_function */ - "R_M68HC11_GNU_VTINHERIT", /* name */ - false, /* partial_inplace */ - 0, /* src_mask */ - 0, /* dst_mask */ - false), /* pcrel_offset */ - - /* GNU extension to record C++ vtable member usage */ - HOWTO (R_M68HC11_GNU_VTENTRY, /* type */ - 0, /* rightshift */ - 1, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ - false, /* pc_relative */ - 0, /* bitpos */ - complain_overflow_dont, /* complain_on_overflow */ - _bfd_elf_rel_vtable_reloc_fn, /* special_function */ - "R_M68HC11_GNU_VTENTRY", /* name */ - false, /* partial_inplace */ - 0, /* src_mask */ - 0, /* dst_mask */ - false), /* pcrel_offset */ -}; - -/* Map BFD reloc types to M68HC11 ELF reloc types. */ - -struct m68hc11_reloc_map -{ - bfd_reloc_code_real_type bfd_reloc_val; - unsigned char elf_reloc_val; -}; - -static const struct m68hc11_reloc_map m68hc11_reloc_map[] = { - {BFD_RELOC_NONE, R_M68HC11_NONE,}, - {BFD_RELOC_8, R_M68HC11_8}, - {BFD_RELOC_M68HC11_HI8, R_M68HC11_HI8}, - {BFD_RELOC_M68HC11_LO8, R_M68HC11_LO8}, - {BFD_RELOC_8_PCREL, R_M68HC11_PCREL_8}, - {BFD_RELOC_16_PCREL, R_M68HC11_PCREL_16}, - {BFD_RELOC_16, R_M68HC11_16}, - {BFD_RELOC_32, R_M68HC11_32}, - {BFD_RELOC_M68HC11_3B, R_M68HC11_3B}, - - /* The following relocs are defined but they probably don't work yet. */ - {BFD_RELOC_VTABLE_INHERIT, R_M68HC11_GNU_VTINHERIT}, - {BFD_RELOC_VTABLE_ENTRY, R_M68HC11_GNU_VTENTRY}, -}; - -static reloc_howto_type * -bfd_elf32_bfd_reloc_type_lookup (abfd, code) - bfd *abfd ATTRIBUTE_UNUSED; - bfd_reloc_code_real_type code; -{ - unsigned int i; - - for (i = 0; - i < sizeof (m68hc11_reloc_map) / sizeof (struct m68hc11_reloc_map); - i++) - { - if (m68hc11_reloc_map[i].bfd_reloc_val == code) - return &elf_m68hc11_howto_table[m68hc11_reloc_map[i].elf_reloc_val]; - } - - return NULL; -} - -/* Set the howto pointer for an M68HC11 ELF reloc. */ - -static void -m68hc11_info_to_howto_rel (abfd, cache_ptr, dst) - bfd *abfd ATTRIBUTE_UNUSED; - arelent *cache_ptr; - Elf32_Internal_Rel *dst; -{ - unsigned int r_type; - - r_type = ELF32_R_TYPE (dst->r_info); - BFD_ASSERT (r_type < (unsigned int) R_M68HC11_max); - cache_ptr->howto = &elf_m68hc11_howto_table[r_type]; -} - -/* Below is the only difference between elf32-m68hc12.c and elf32-m68hc11.c. - The Motorola spec says to use a different Elf machine code. */ -#define ELF_ARCH bfd_arch_m68hc12 -#define ELF_MACHINE_CODE EM_68HC12 -#define ELF_MAXPAGESIZE 0x1000 - -#define TARGET_BIG_SYM bfd_elf32_m68hc12_vec -#define TARGET_BIG_NAME "elf32-m68hc12" - -#define elf_info_to_howto 0 -#define elf_info_to_howto_rel m68hc11_info_to_howto_rel -#define elf_backend_object_p 0 -#define elf_backend_final_write_processing 0 - -#include "elf32-target.h" |