fee22c5382
Add new linker options for marking programs to load into L1 memory at runtime. This needs new EF flag bits, so declare them. Signed-off-by: Jie Zhang <jie.zhang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
96 lines
4.6 KiB
C
96 lines
4.6 KiB
C
/* Blackfin ELF support for BFD.
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Copyright (C) 2005, 2006, 2009, 2010 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 3 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
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#ifndef _ELF_BFIN_H
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#define _ELF_BFIN_H
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#include "elf/reloc-macros.h"
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START_RELOC_NUMBERS (elf_bfin_reloc_type)
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RELOC_NUMBER (R_BFIN_UNUSED0, 0x00) /* relocation type 0 is not defined */
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RELOC_NUMBER (R_BFIN_PCREL5M2, 0x01) /* LSETUP part a */
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RELOC_NUMBER (R_BFIN_UNUSED1, 0x02) /* relocation type 2 is not defined */
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RELOC_NUMBER (R_BFIN_PCREL10, 0x03) /* type 3, 0x00) if cc jump <target> */
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RELOC_NUMBER (R_BFIN_PCREL12_JUMP, 0x04) /* type 4, 0x00) jump <target> */
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RELOC_NUMBER (R_BFIN_RIMM16, 0x05) /* type 0x5, 0x00) rN = <target> */
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RELOC_NUMBER (R_BFIN_LUIMM16, 0x06) /* # 0x6, 0x00) preg.l=<target> Load imm 16 to lower half */
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RELOC_NUMBER (R_BFIN_HUIMM16, 0x07) /* # 0x7, 0x00) preg.h=<target> Load imm 16 to upper half */
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RELOC_NUMBER (R_BFIN_PCREL12_JUMP_S, 0x08) /* # 0x8 jump.s <target> */
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RELOC_NUMBER (R_BFIN_PCREL24_JUMP_X, 0x09) /* # 0x9 jump.x <target> */
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RELOC_NUMBER (R_BFIN_PCREL24, 0x0a) /* # 0xa call <target> , 0x00) not expandable */
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RELOC_NUMBER (R_BFIN_UNUSEDB, 0x0b) /* # 0xb not generated */
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RELOC_NUMBER (R_BFIN_UNUSEDC, 0x0c) /* # 0xc not used */
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RELOC_NUMBER (R_BFIN_PCREL24_JUMP_L, 0x0d) /* 0xd jump.l <target> */
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RELOC_NUMBER (R_BFIN_PCREL24_CALL_X, 0x0e) /* 0xE, 0x00) call.x <target> if <target> is above 24 bit limit call through P1 */
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RELOC_NUMBER (R_BFIN_VAR_EQ_SYMB, 0x0f) /* 0xf, 0x00) linker should treat it same as 0x12 */
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RELOC_NUMBER (R_BFIN_BYTE_DATA, 0x10) /* 0x10, 0x00) .byte var = symbol */
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RELOC_NUMBER (R_BFIN_BYTE2_DATA, 0x11) /* 0x11, 0x00) .byte2 var = symbol */
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RELOC_NUMBER (R_BFIN_BYTE4_DATA, 0x12) /* 0x12, 0x00) .byte4 var = symbol and .var var=symbol */
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RELOC_NUMBER (R_BFIN_PCREL11, 0x13) /* 0x13, 0x00) lsetup part b */
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RELOC_NUMBER (R_BFIN_GOT17M4, 0x14)
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RELOC_NUMBER (R_BFIN_GOTHI, 0x15)
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RELOC_NUMBER (R_BFIN_GOTLO, 0x16)
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RELOC_NUMBER (R_BFIN_FUNCDESC, 0x17)
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RELOC_NUMBER (R_BFIN_FUNCDESC_GOT17M4, 0x18)
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RELOC_NUMBER (R_BFIN_FUNCDESC_GOTHI, 0x19)
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RELOC_NUMBER (R_BFIN_FUNCDESC_GOTLO, 0x1a)
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RELOC_NUMBER (R_BFIN_FUNCDESC_VALUE, 0x1b)
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RELOC_NUMBER (R_BFIN_FUNCDESC_GOTOFF17M4, 0x1c)
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RELOC_NUMBER (R_BFIN_FUNCDESC_GOTOFFHI, 0x1d)
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RELOC_NUMBER (R_BFIN_FUNCDESC_GOTOFFLO, 0x1e)
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RELOC_NUMBER (R_BFIN_GOTOFF17M4, 0x1f)
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RELOC_NUMBER (R_BFIN_GOTOFFHI, 0x20)
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RELOC_NUMBER (R_BFIN_GOTOFFLO, 0x21)
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RELOC_NUMBER (R_BFIN_PUSH, 0xE0)
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RELOC_NUMBER (R_BFIN_CONST, 0xE1)
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RELOC_NUMBER (R_BFIN_ADD, 0xE2)
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RELOC_NUMBER (R_BFIN_SUB, 0xE3)
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RELOC_NUMBER (R_BFIN_MULT, 0xE4)
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RELOC_NUMBER (R_BFIN_DIV, 0xE5)
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RELOC_NUMBER (R_BFIN_MOD, 0xE6)
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RELOC_NUMBER (R_BFIN_LSHIFT, 0xE7)
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RELOC_NUMBER (R_BFIN_RSHIFT, 0xE8)
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RELOC_NUMBER (R_BFIN_AND, 0xE9)
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RELOC_NUMBER (R_BFIN_OR, 0xEA)
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RELOC_NUMBER (R_BFIN_XOR, 0xEB)
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RELOC_NUMBER (R_BFIN_LAND, 0xEC)
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RELOC_NUMBER (R_BFIN_LOR, 0xED)
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RELOC_NUMBER (R_BFIN_LEN, 0xEE)
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RELOC_NUMBER (R_BFIN_NEG, 0xEF)
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RELOC_NUMBER (R_BFIN_COMP, 0xF0)
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RELOC_NUMBER (R_BFIN_PAGE, 0xF1)
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RELOC_NUMBER (R_BFIN_HWPAGE, 0xF2)
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RELOC_NUMBER (R_BFIN_ADDR, 0xF3)
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RELOC_NUMBER (R_BFIN_PLTPC, 0x40) /* PLT gnu only relocation */
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RELOC_NUMBER (R_BFIN_GOT, 0x41) /* GOT gnu only relocation */
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RELOC_NUMBER (R_BFIN_GNU_VTINHERIT, 0x42) /* C++, gnu only */
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RELOC_NUMBER (R_BFIN_GNU_VTENTRY, 0x43) /* C++, gnu only */
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END_RELOC_NUMBERS (R_BFIN_max)
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/* Processor specific flags for the ELF header e_flags field. */
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#define EF_BFIN_PIC 0x00000001 /* -fpic */
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#define EF_BFIN_FDPIC 0x00000002 /* -mfdpic */
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#define EF_BFIN_CODE_IN_L1 0x00000010 /* --code-in-l1 */
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#define EF_BFIN_DATA_IN_L1 0x00000020 /* --data-in-l1 */
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#define EF_BFIN_PIC_FLAGS (EF_BFIN_PIC | EF_BFIN_FDPIC)
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#endif /* _ELF_BFIN_H */
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