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100 lines
4.1 KiB
C
100 lines
4.1 KiB
C
/* ARM ELF support for BFD.
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Copyright (C) 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef _ELF_ARM_H
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#define _ELF_ARM_H
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#include "elf/reloc-macros.h"
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/* Processor specific flags for the ELF header e_flags field. */
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#define EF_ARM_RELEXEC 0x01
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#define EF_ARM_HASENTRY 0x02
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#define EF_INTERWORK 0x04
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#define EF_APCS_26 0x08
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#define EF_APCS_FLOAT 0x10
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#define EF_PIC 0x20
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#define EF_ALIGN8 0x40 /* 8-bit structure alignment is in use. */
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#define EF_NEW_ABI 0x80
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#define EF_OLD_ABI 0x100
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#define EF_SOFT_FLOAT 0x200
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/* Local aliases for some flags to match names used by COFF port. */
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#define F_INTERWORK EF_INTERWORK
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#define F_APCS26 EF_APCS_26
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#define F_APCS_FLOAT EF_APCS_FLOAT
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#define F_PIC EF_PIC
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#define F_SOFT_FLOAT EF_SOFT_FLOAT
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/* Additional symbol types for Thumb. */
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#define STT_ARM_TFUNC STT_LOPROC /* A Thumb function. */
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#define STT_ARM_16BIT STT_HIPROC /* A Thumb label. */
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/* ARM-specific values for sh_flags. */
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#define SHF_ENTRYSECT 0x10000000 /* Section contains an entry point. */
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#define SHF_COMDEF 0x80000000 /* Section may be multiply defined in the input to a link step. */
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/* ARM-specific program header flags. */
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#define PF_ARM_SB 0x10000000 /* Segment contains the location addressed by the static base. */
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/* Relocation types. */
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START_RELOC_NUMBERS (elf_arm_reloc_type)
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RELOC_NUMBER (R_ARM_NONE, 0)
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RELOC_NUMBER (R_ARM_PC24, 1)
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RELOC_NUMBER (R_ARM_ABS32, 2)
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RELOC_NUMBER (R_ARM_REL32, 3)
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RELOC_NUMBER (R_ARM_PC13, 4)
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RELOC_NUMBER (R_ARM_ABS16, 5)
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RELOC_NUMBER (R_ARM_ABS12, 6)
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RELOC_NUMBER (R_ARM_THM_ABS5, 7)
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RELOC_NUMBER (R_ARM_ABS8, 8)
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RELOC_NUMBER (R_ARM_SBREL32, 9)
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RELOC_NUMBER (R_ARM_THM_PC22, 10)
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RELOC_NUMBER (R_ARM_THM_PC8, 11)
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RELOC_NUMBER (R_ARM_AMP_VCALL9, 12)
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RELOC_NUMBER (R_ARM_SWI24, 13)
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RELOC_NUMBER (R_ARM_THM_SWI8, 14)
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RELOC_NUMBER (R_ARM_XPC25, 15)
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RELOC_NUMBER (R_ARM_THM_XPC22, 16)
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RELOC_NUMBER (R_ARM_COPY, 20) /* copy symbol at runtime */
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RELOC_NUMBER (R_ARM_GLOB_DAT, 21) /* create GOT entry */
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RELOC_NUMBER (R_ARM_JUMP_SLOT, 22) /* create PLT entry */
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RELOC_NUMBER (R_ARM_RELATIVE, 23) /* adjust by program base */
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RELOC_NUMBER (R_ARM_GOTOFF, 24) /* 32 bit offset to GOT */
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RELOC_NUMBER (R_ARM_GOTPC, 25) /* 32 bit PC relative offset to GOT */
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RELOC_NUMBER (R_ARM_GOT32, 26) /* 32 bit GOT entry */
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RELOC_NUMBER (R_ARM_PLT32, 27) /* 32 bit PLT address */
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FAKE_RELOC (FIRST_INVALID_RELOC1, 28)
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FAKE_RELOC (LAST_INVALID_RELOC1, 99)
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RELOC_NUMBER (R_ARM_GNU_VTENTRY, 100)
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RELOC_NUMBER (R_ARM_GNU_VTINHERIT, 101)
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RELOC_NUMBER (R_ARM_THM_PC11, 102) /* Cygnus extension to abi: Thumb unconditional branch */
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RELOC_NUMBER (R_ARM_THM_PC9, 103) /* Cygnus extension to abi: Thumb conditional branch */
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FAKE_RELOC (FIRST_INVALID_RELOC2, 104)
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FAKE_RELOC (LAST_INVALID_RELOC2, 248)
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RELOC_NUMBER (R_ARM_RXPC25, 249)
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RELOC_NUMBER (R_ARM_RSBREL32, 250)
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RELOC_NUMBER (R_ARM_THM_RPC22, 251)
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RELOC_NUMBER (R_ARM_RREL32, 252)
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RELOC_NUMBER (R_ARM_RABS32, 253)
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RELOC_NUMBER (R_ARM_RPC24, 254)
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RELOC_NUMBER (R_ARM_RBASE, 255)
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END_RELOC_NUMBERS
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#endif
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