diff options
Diffstat (limited to 'include/elf/aarch64.h')
| -rw-r--r-- | include/elf/aarch64.h | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/include/elf/aarch64.h b/include/elf/aarch64.h new file mode 100644 index 000000000..e3af4442a --- /dev/null +++ b/include/elf/aarch64.h @@ -0,0 +1,215 @@ +/* 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 */ + +FAKE_RELOC (R_AARCH64_static_min, 256) + +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) + +RELOC_NUMBER (R_AARCH64_GOT_LD_PREL19, 309) +RELOC_NUMBER (R_AARCH64_ADR_GOT_PAGE, 311) +RELOC_NUMBER (R_AARCH64_LD64_GOT_LO12_NC, 312) + +FAKE_RELOC (R_AARCH64_static_max, 313) + +FAKE_RELOC (R_AARCH64_tls_min, 512) +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) +FAKE_RELOC (R_AARCH64_tls_max, 552) + +FAKE_RELOC (R_AARCH64_tlsdesc_min, 560) +RELOC_NUMBER (R_AARCH64_TLSDESC_LD64_PREL19, 560) +RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PREL21, 561) +RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PAGE, 562) +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) +FAKE_RELOC (R_AARCH64_tlsdesc_max, 570) + +/* Dynamic relocations */ +FAKE_RELOC (R_AARCH64_dyn_min, 1024) + +/* 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) +RELOC_NUMBER (R_AARCH64_TLS_DTPMOD64, 1028) +RELOC_NUMBER (R_AARCH64_TLS_DTPREL64, 1029) +RELOC_NUMBER (R_AARCH64_TLS_TPREL64, 1030) +RELOC_NUMBER (R_AARCH64_TLSDESC, 1031) +FAKE_RELOC (R_AARCH64_dyn_max, 1032) + +END_RELOC_NUMBERS (R_AARCH64_end) + +#endif /* _ELF_AARCH64_H */ |