| /* 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 */ |
| |
| /* 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) |
| |
| 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) |
| |
| 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) |
| |
| RELOC_NUMBER (R_AARCH64_TLSDESC_LD_PREL19, 560) |
| RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PREL21, 561) |
| RELOC_NUMBER (R_AARCH64_TLSDESC_ADR_PAGE21, 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) |
| |
| /* 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) |
| RELOC_NUMBER (R_AARCH64_TLS_DTPMOD, 1028) |
| RELOC_NUMBER (R_AARCH64_TLS_DTPREL, 1029) |
| RELOC_NUMBER (R_AARCH64_TLS_TPREL, 1030) |
| RELOC_NUMBER (R_AARCH64_TLSDESC, 1031) |
| RELOC_NUMBER (R_AARCH64_IRELATIVE, 1032) |
| |
| END_RELOC_NUMBERS (R_AARCH64_end) |
| |
| #endif /* _ELF_AARCH64_H */ |
