2012-08-13 14:52:54 +00:00
|
|
|
/* AArch64 ELF support for BFD.
|
|
|
|
|
|
|
|
Copyright 2009, 2010, 2011, 2012 Free Software Foundation, Inc.
|
|
|
|
Contributed by ARM Ltd.
|
|
|
|
|
|
|
|
This file is part of GNU Binutils.
|
|
|
|
|
|
|
|
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 3 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; see the file COPYING3. If not,
|
|
|
|
see <http://www.gnu.org/licenses/>. */
|
|
|
|
|
|
|
|
#ifndef _ELF_AARCH64_H
|
|
|
|
#define _ELF_AARCH64_H
|
|
|
|
|
|
|
|
#include "elf/reloc-macros.h"
|
|
|
|
|
|
|
|
/* Processor specific program header types. */
|
|
|
|
#define PT_AARCH64_ARCHEXT (PT_LOPROC + 0)
|
|
|
|
|
|
|
|
/* Additional section types. */
|
|
|
|
#define SHT_AARCH64_ATTRIBUTES 0x70000003 /* Section holds attributes. */
|
|
|
|
|
|
|
|
/* AArch64-specific values for sh_flags. */
|
|
|
|
#define SHF_ENTRYSECT 0x10000000 /* Section contains an
|
|
|
|
entry point. */
|
|
|
|
#define SHF_COMDEF 0x80000000 /* Section may be multiply defined
|
|
|
|
in the input to a link step. */
|
|
|
|
|
|
|
|
/* Relocation types. */
|
|
|
|
|
|
|
|
START_RELOC_NUMBERS (elf_aarch64_reloc_type)
|
|
|
|
|
|
|
|
/* Null relocations. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_NONE, 0) /* No reloc */
|
|
|
|
|
2013-06-26 10:47:06 +00:00
|
|
|
/* Basic data relocations. */
|
|
|
|
|
|
|
|
/* .word: (S+A) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_ABS32, 1)
|
|
|
|
|
|
|
|
/* .half: (S+A) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_ABS16, 2)
|
|
|
|
|
|
|
|
/* .word: (S+A-P) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_PREL32, 3)
|
|
|
|
|
|
|
|
/* .half: (S+A-P) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_PREL16, 4)
|
|
|
|
|
|
|
|
/* Group relocations to create a 16, 32, 48 or 64 bit
|
|
|
|
unsigned data or abs address inline. */
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 0) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_MOVW_UABS_G0, 5)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 0) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_MOVW_UABS_G0_NC, 6)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 16) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_MOVW_UABS_G1, 7)
|
|
|
|
|
|
|
|
/* Group relocations to create high part of a 16, 32, 48 or 64 bit
|
|
|
|
signed data or abs address inline. Will change instruction
|
|
|
|
to MOVN or MOVZ depending on sign of calculated value. */
|
|
|
|
|
|
|
|
/* MOV[ZN]: ((S+A) >> 0) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_MOVW_SABS_G0, 8)
|
|
|
|
|
|
|
|
/* Relocations to generate 19, 21 and 33 bit PC-relative load/store
|
|
|
|
addresses: PG(x) is (x & ~0xfff). */
|
|
|
|
|
|
|
|
/* LD-lit: ((S+A-P) >> 2) & 0x7ffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LD_PREL_LO19, 9)
|
|
|
|
|
|
|
|
/* ADR: (S+A-P) & 0x1fffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_ADR_PREL_LO21, 10)
|
|
|
|
|
|
|
|
/* ADRH: ((PG(S+A)-PG(P)) >> 12) & 0x1fffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_ADR_PREL_PG_HI21, 11)
|
|
|
|
|
|
|
|
/* ADD: (S+A) & 0xfff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_ADD_ABS_LO12_NC, 12)
|
|
|
|
|
|
|
|
/* LD/ST8: (S+A) & 0xfff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LDST8_ABS_LO12_NC, 13)
|
|
|
|
|
|
|
|
/* LD/ST16: (S+A) & 0xffe */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LDST16_ABS_LO12_NC, 14)
|
|
|
|
|
|
|
|
/* LD/ST32: (S+A) & 0xffc */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LDST32_ABS_LO12_NC, 15)
|
|
|
|
|
|
|
|
/* LD/ST64: (S+A) & 0xff8 */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LDST64_ABS_LO12_NC, 16)
|
|
|
|
|
|
|
|
/* LD/ST128: (S+A) & 0xff0 */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LDST128_ABS_LO12_NC, 17)
|
|
|
|
|
|
|
|
/* Relocations for control-flow instructions. */
|
|
|
|
|
|
|
|
/* TBZ/NZ: ((S+A-P) >> 2) & 0x3fff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TSTBR14, 18)
|
|
|
|
|
|
|
|
/* B.cond: ((S+A-P) >> 2) & 0x7ffff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_CONDBR19, 19)
|
|
|
|
|
|
|
|
/* B: ((S+A-P) >> 2) & 0x3ffffff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_JUMP26, 20)
|
|
|
|
|
|
|
|
/* BL: ((S+A-P) >> 2) & 0x3ffffff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_CALL26, 21)
|
|
|
|
|
|
|
|
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_GOT_LD_PREL19, 25)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_ADR_GOT_PAGE, 26)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_LD32_GOT_LO12_NC, 27)
|
|
|
|
|
|
|
|
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSGD_ADR_PAGE21, 81)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSGD_ADD_LO12_NC, 82)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSIE_ADR_GOTTPREL_PAGE21, 103)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSIE_LD32_GOTTPREL_LO12_NC, 104)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSIE_LD_GOTTPREL_PREL19, 105)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSLE_MOVW_TPREL_G1, 106)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSLE_MOVW_TPREL_G0, 107)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSLE_MOVW_TPREL_G0_NC, 108)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSLE_ADD_TPREL_HI12, 109)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSLE_ADD_TPREL_LO12, 110)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSLE_ADD_TPREL_LO12_NC, 111)
|
|
|
|
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC_LD_PREL19, 122)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC_ADR_PREL21, 123)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC_ADR_PAGE21, 124)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC_LD32_LO12_NC, 125)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC_ADD_LO12_NC, 126)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC_CALL, 127)
|
|
|
|
|
|
|
|
/* Dynamic relocations */
|
|
|
|
|
|
|
|
/* Copy symbol at runtime. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_COPY, 180)
|
|
|
|
|
|
|
|
/* Create GOT entry. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_GLOB_DAT, 181)
|
|
|
|
|
|
|
|
/* Create PLT entry. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_JUMP_SLOT, 182)
|
|
|
|
|
|
|
|
/* Adjust by program base. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_RELATIVE, 183)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLS_DTPMOD, 184)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLS_DTPREL, 185)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLS_TPREL, 186)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_TLSDESC, 187)
|
|
|
|
RELOC_NUMBER (R_AARCH64_P32_IRELATIVE, 188)
|
2012-08-13 14:52:54 +00:00
|
|
|
|
|
|
|
RELOC_NUMBER (R_AARCH64_NULL, 256) /* No reloc */
|
|
|
|
|
|
|
|
/* Basic data relocations. */
|
|
|
|
|
|
|
|
/* .xword: (S+A) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ABS64, 257)
|
|
|
|
|
|
|
|
/* .word: (S+A) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ABS32, 258)
|
|
|
|
|
|
|
|
/* .half: (S+A) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ABS16, 259)
|
|
|
|
|
|
|
|
/* .xword: (S+A-P) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_PREL64, 260)
|
|
|
|
|
|
|
|
/* .word: (S+A-P) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_PREL32, 261)
|
|
|
|
|
|
|
|
/* .half: (S+A-P) */
|
|
|
|
RELOC_NUMBER (R_AARCH64_PREL16, 262)
|
|
|
|
|
|
|
|
/* Group relocations to create a 16, 32, 48 or 64 bit
|
|
|
|
unsigned data or abs address inline. */
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 0) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G0, 263)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 0) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G0_NC, 264)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 16) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G1, 265)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 16) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G1_NC, 266)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 32) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G2, 267)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 32) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G2_NC, 268)
|
|
|
|
|
|
|
|
/* MOV[ZK]: ((S+A) >> 48) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_UABS_G3, 269)
|
|
|
|
|
|
|
|
/* Group relocations to create high part of a 16, 32, 48 or 64 bit
|
|
|
|
signed data or abs address inline. Will change instruction
|
|
|
|
to MOVN or MOVZ depending on sign of calculated value. */
|
|
|
|
|
|
|
|
/* MOV[ZN]: ((S+A) >> 0) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_SABS_G0, 270)
|
|
|
|
|
|
|
|
/* MOV[ZN]: ((S+A) >> 16) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_SABS_G1, 271)
|
|
|
|
|
|
|
|
/* MOV[ZN]: ((S+A) >> 32) & 0xffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_MOVW_SABS_G2, 272)
|
|
|
|
|
|
|
|
/* Relocations to generate 19, 21 and 33 bit PC-relative load/store
|
|
|
|
addresses: PG(x) is (x & ~0xfff). */
|
|
|
|
|
|
|
|
/* LD-lit: ((S+A-P) >> 2) & 0x7ffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_LD_PREL_LO19, 273)
|
|
|
|
|
|
|
|
/* ADR: (S+A-P) & 0x1fffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ADR_PREL_LO21, 274)
|
|
|
|
|
|
|
|
/* ADRH: ((PG(S+A)-PG(P)) >> 12) & 0x1fffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ADR_PREL_PG_HI21, 275)
|
|
|
|
|
|
|
|
/* ADRH: ((PG(S+A)-PG(P)) >> 12) & 0x1fffff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ADR_PREL_PG_HI21_NC, 276)
|
|
|
|
|
|
|
|
/* ADD: (S+A) & 0xfff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_ADD_ABS_LO12_NC, 277)
|
|
|
|
|
|
|
|
/* LD/ST8: (S+A) & 0xfff */
|
|
|
|
RELOC_NUMBER (R_AARCH64_LDST8_ABS_LO12_NC, 278)
|
|
|
|
|
|
|
|
/* Relocations for control-flow instructions. */
|
|
|
|
|
|
|
|
/* TBZ/NZ: ((S+A-P) >> 2) & 0x3fff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_TSTBR14, 279)
|
|
|
|
|
|
|
|
/* B.cond: ((S+A-P) >> 2) & 0x7ffff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_CONDBR19, 280)
|
|
|
|
|
|
|
|
/* 281 unused */
|
|
|
|
|
|
|
|
/* B: ((S+A-P) >> 2) & 0x3ffffff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_JUMP26, 282)
|
|
|
|
|
|
|
|
/* BL: ((S+A-P) >> 2) & 0x3ffffff. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_CALL26, 283)
|
|
|
|
|
|
|
|
/* LD/ST16: (S+A) & 0xffe */
|
|
|
|
RELOC_NUMBER (R_AARCH64_LDST16_ABS_LO12_NC, 284)
|
|
|
|
|
|
|
|
/* LD/ST32: (S+A) & 0xffc */
|
|
|
|
RELOC_NUMBER (R_AARCH64_LDST32_ABS_LO12_NC, 285)
|
|
|
|
|
|
|
|
/* LD/ST64: (S+A) & 0xff8 */
|
|
|
|
RELOC_NUMBER (R_AARCH64_LDST64_ABS_LO12_NC, 286)
|
|
|
|
|
|
|
|
/* LD/ST128: (S+A) & 0xff0 */
|
|
|
|
RELOC_NUMBER (R_AARCH64_LDST128_ABS_LO12_NC, 299)
|
|
|
|
|
2012-09-12 16:25:51 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_GOT_LD_PREL19, 309)
|
2012-08-13 14:52:54 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_ADR_GOT_PAGE, 311)
|
|
|
|
RELOC_NUMBER (R_AARCH64_LD64_GOT_LO12_NC, 312)
|
|
|
|
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSGD_ADR_PAGE21, 513)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSGD_ADD_LO12_NC, 514)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSIE_MOVW_GOTTPREL_G1, 539)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSIE_MOVW_GOTTPREL_G0_NC, 540)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSIE_ADR_GOTTPREL_PAGE21, 541)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSIE_LD64_GOTTPREL_LO12_NC, 542)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSIE_LD_GOTTPREL_PREL19, 543)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G2, 544)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G1, 545)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G1_NC, 546)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G0, 547)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_MOVW_TPREL_G0_NC, 548)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_ADD_TPREL_HI12, 549)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_ADD_TPREL_LO12, 550)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSLE_ADD_TPREL_LO12_NC, 551)
|
|
|
|
|
2013-05-28 16:39:51 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_LD_PREL19, 560)
|
2012-08-13 14:52:54 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PREL21, 561)
|
2013-05-28 16:39:51 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PAGE21, 562)
|
2012-08-13 14:52:54 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_LD64_LO12_NC, 563)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_ADD_LO12_NC, 564)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_OFF_G1, 565)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_OFF_G0_NC, 566)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_LDR, 567)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_ADD, 568)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC_CALL, 569)
|
|
|
|
|
|
|
|
/* Dynamic relocations */
|
|
|
|
|
|
|
|
/* Copy symbol at runtime. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_COPY, 1024)
|
|
|
|
|
|
|
|
/* Create GOT entry. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_GLOB_DAT, 1025)
|
|
|
|
|
|
|
|
/* Create PLT entry. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_JUMP_SLOT, 1026)
|
|
|
|
|
|
|
|
/* Adjust by program base. */
|
|
|
|
RELOC_NUMBER (R_AARCH64_RELATIVE, 1027)
|
2013-06-26 10:47:06 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_TLS_DTPMOD, 1028)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLS_DTPREL, 1029)
|
|
|
|
RELOC_NUMBER (R_AARCH64_TLS_TPREL, 1030)
|
2012-08-13 14:52:54 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_TLSDESC, 1031)
|
2013-06-26 10:47:06 +00:00
|
|
|
RELOC_NUMBER (R_AARCH64_IRELATIVE, 1032)
|
2012-08-13 14:52:54 +00:00
|
|
|
|
|
|
|
END_RELOC_NUMBERS (R_AARCH64_end)
|
|
|
|
|
|
|
|
#endif /* _ELF_AARCH64_H */
|