177298Sobrien/* IA-64 ELF support for BFD. 2218822Sdim Copyright 1998, 1999, 2000, 2001, 2002, 2003 3218822Sdim Free Software Foundation, Inc. 477298Sobrien Contributed by David Mosberger-Tang <davidm@hpl.hp.com> 577298Sobrien 6130561Sobrien This file is part of BFD, the Binary File Descriptor library. 777298Sobrien 8130561Sobrien This program is free software; you can redistribute it and/or modify 9130561Sobrien it under the terms of the GNU General Public License as published by 10130561Sobrien the Free Software Foundation; either version 2 of the License, or 11130561Sobrien (at your option) any later version. 1277298Sobrien 13130561Sobrien This program is distributed in the hope that it will be useful, 14130561Sobrien but WITHOUT ANY WARRANTY; without even the implied warranty of 15130561Sobrien MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16130561Sobrien GNU General Public License for more details. 1777298Sobrien 18130561Sobrien You should have received a copy of the GNU General Public License 19130561Sobrien along with this program; if not, write to the Free Software 20218822Sdim Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ 2177298Sobrien 2277298Sobrien#ifndef _ELF_IA64_H 2377298Sobrien#define _ELF_IA64_H 2477298Sobrien 2577298Sobrien/* Bits in the e_flags field of the Elf64_Ehdr: */ 2677298Sobrien 27130561Sobrien#define EF_IA_64_MASKOS 0x0000000f /* OS-specific flags. */ 28130561Sobrien#define EF_IA_64_ARCH 0xff000000 /* Arch. version mask. */ 2977298Sobrien 3077298Sobrien/* ??? These four definitions are not part of the SVR4 ABI. 3177298Sobrien They were present in David's initial code drop, so it is probable 3277298Sobrien that they are used by HP/UX. */ 33130561Sobrien#define EF_IA_64_TRAPNIL (1 << 0) /* Trap NIL pointer dereferences. */ 34130561Sobrien#define EF_IA_64_EXT (1 << 2) /* Program uses arch. extensions. */ 35130561Sobrien#define EF_IA_64_BE (1 << 3) /* PSR BE bit set (big-endian). */ 36130561Sobrien#define EFA_IA_64_EAS2_3 0x23000000 /* IA64 EAS 2.3. */ 3777298Sobrien 38130561Sobrien#define EF_IA_64_ABI64 (1 << 4) /* 64-bit ABI. */ 3977298Sobrien/* Not used yet. */ 4077298Sobrien#define EF_IA_64_REDUCEDFP (1 << 5) /* Only FP6-FP11 used. */ 41130561Sobrien#define EF_IA_64_CONS_GP (1 << 6) /* gp as program wide constant. */ 42130561Sobrien#define EF_IA_64_NOFUNCDESC_CONS_GP (1 << 7) /* And no function descriptors. */ 4377298Sobrien/* Not used yet. */ 4477298Sobrien#define EF_IA_64_ABSOLUTE (1 << 8) /* Load at absolute addresses. */ 4577298Sobrien 4677298Sobrien#define ELF_STRING_ia64_archext ".IA_64.archext" 4777298Sobrien#define ELF_STRING_ia64_pltoff ".IA_64.pltoff" 4877298Sobrien#define ELF_STRING_ia64_unwind ".IA_64.unwind" 4977298Sobrien#define ELF_STRING_ia64_unwind_info ".IA_64.unwind_info" 5078828Sobrien#define ELF_STRING_ia64_unwind_once ".gnu.linkonce.ia64unw." 5178828Sobrien#define ELF_STRING_ia64_unwind_info_once ".gnu.linkonce.ia64unwi." 5289857Sobrien/* .IA_64.unwind_hdr is only used by HP-UX. */ 5389857Sobrien#define ELF_STRING_ia64_unwind_hdr ".IA_64.unwind_hdr" 5477298Sobrien 5577298Sobrien/* Bits in the sh_flags field of Elf64_Shdr: */ 5677298Sobrien 57130561Sobrien#define SHF_IA_64_SHORT 0x10000000 /* Section near gp. */ 58130561Sobrien#define SHF_IA_64_NORECOV 0x20000000 /* Spec insns w/o recovery. */ 5977298Sobrien 60218822Sdim#define SHF_IA_64_HP_TLS 0x01000000 /* HP specific TLS flag. */ 61218822Sdim 6277298Sobrien/* Possible values for sh_type in Elf64_Shdr: */ 6377298Sobrien 64130561Sobrien#define SHT_IA_64_EXT (SHT_LOPROC + 0) /* Extension bits. */ 65130561Sobrien#define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* Unwind bits. */ 66130561Sobrien#define SHT_IA_64_LOPSREG (SHT_LOPROC + 0x8000000) 67130561Sobrien/* ABI says (SHT_LOPROC + 0xfffffff) but I think it's a typo -- this makes sense. */ 68130561Sobrien#define SHT_IA_64_HIPSREG (SHT_LOPROC + 0x8ffffff) 69130561Sobrien#define SHT_IA_64_PRIORITY_INIT (SHT_LOPROC + 0x9000000) 7077298Sobrien 7189857Sobrien/* SHT_IA_64_HP_OPT_ANOT is only generated by HPUX compilers for its 7289857Sobrien optimization annotation section. GCC does not generate it but we 7389857Sobrien want readelf to know what they are. Do not use two capital Ns in 7489857Sobrien annotate or sed will turn it into 32 or 64 during the build. */ 7589857Sobrien#define SHT_IA_64_HP_OPT_ANOT 0x60000004 7689857Sobrien 7777298Sobrien/* Bits in the p_flags field of Elf64_Phdr: */ 7877298Sobrien 7977298Sobrien#define PF_IA_64_NORECOV 0x80000000 8077298Sobrien 8177298Sobrien/* Possible values for p_type in Elf64_Phdr: */ 8277298Sobrien 83130561Sobrien#define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* Arch extension bits, */ 84130561Sobrien#define PT_IA_64_UNWIND (PT_LOPROC + 1) /* IA64 unwind bits. */ 8577298Sobrien 8689857Sobrien/* HP-UX specific values for p_type in Elf64_Phdr. 8789857Sobrien These values are currently just used to make 8889857Sobrien readelf more usable on HP-UX. */ 8989857Sobrien 9089857Sobrien#define PT_IA_64_HP_OPT_ANOT (PT_LOOS + 0x12) 9189857Sobrien#define PT_IA_64_HP_HSL_ANOT (PT_LOOS + 0x13) 9289857Sobrien#define PT_IA_64_HP_STACK (PT_LOOS + 0x14) 9389857Sobrien 9477298Sobrien/* Possible values for d_tag in Elf64_Dyn: */ 9577298Sobrien 9677298Sobrien#define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0) 9777298Sobrien 9889857Sobrien/* This section only used by HP-UX, The HP linker gives weak symbols 9989857Sobrien precedence over regular common symbols. We want common to override 10089857Sobrien weak. Using this common instead of SHN_COMMON does that. */ 10189857Sobrien#define SHN_IA_64_ANSI_COMMON 0xFF00 10289857Sobrien 103130561Sobrien/* IA64-specific relocation types: */ 10477298Sobrien 10577298Sobrien/* Relocs apply to specific instructions within a bundle. The least 10677298Sobrien significant 2 bits of the address indicate which instruction in the 10777298Sobrien bundle the reloc refers to (0=first slot, 1=second slow, 2=third 10877298Sobrien slot, 3=undefined) and the remaining bits give the address of the 10977298Sobrien bundle (16 byte aligned). 11077298Sobrien 11177298Sobrien The top 5 bits of the reloc code specifies the expression type, the 11277298Sobrien low 3 bits the format of the data word being relocated. */ 11377298Sobrien 11477298Sobrien#include "elf/reloc-macros.h" 11577298Sobrien 11677298SobrienSTART_RELOC_NUMBERS (elf_ia64_reloc_type) 11777298Sobrien RELOC_NUMBER (R_IA64_NONE, 0x00) /* none */ 11877298Sobrien 11977298Sobrien RELOC_NUMBER (R_IA64_IMM14, 0x21) /* symbol + addend, add imm14 */ 12077298Sobrien RELOC_NUMBER (R_IA64_IMM22, 0x22) /* symbol + addend, add imm22 */ 12177298Sobrien RELOC_NUMBER (R_IA64_IMM64, 0x23) /* symbol + addend, mov imm64 */ 12277298Sobrien RELOC_NUMBER (R_IA64_DIR32MSB, 0x24) /* symbol + addend, data4 MSB */ 12377298Sobrien RELOC_NUMBER (R_IA64_DIR32LSB, 0x25) /* symbol + addend, data4 LSB */ 12477298Sobrien RELOC_NUMBER (R_IA64_DIR64MSB, 0x26) /* symbol + addend, data8 MSB */ 12577298Sobrien RELOC_NUMBER (R_IA64_DIR64LSB, 0x27) /* symbol + addend, data8 LSB */ 12677298Sobrien 12777298Sobrien RELOC_NUMBER (R_IA64_GPREL22, 0x2a) /* @gprel(sym+add), add imm22 */ 12877298Sobrien RELOC_NUMBER (R_IA64_GPREL64I, 0x2b) /* @gprel(sym+add), mov imm64 */ 12977298Sobrien RELOC_NUMBER (R_IA64_GPREL32MSB, 0x2c) /* @gprel(sym+add), data4 MSB */ 13077298Sobrien RELOC_NUMBER (R_IA64_GPREL32LSB, 0x2d) /* @gprel(sym+add), data4 LSB */ 13177298Sobrien RELOC_NUMBER (R_IA64_GPREL64MSB, 0x2e) /* @gprel(sym+add), data8 MSB */ 13277298Sobrien RELOC_NUMBER (R_IA64_GPREL64LSB, 0x2f) /* @gprel(sym+add), data8 LSB */ 13377298Sobrien 13477298Sobrien RELOC_NUMBER (R_IA64_LTOFF22, 0x32) /* @ltoff(sym+add), add imm22 */ 13577298Sobrien RELOC_NUMBER (R_IA64_LTOFF64I, 0x33) /* @ltoff(sym+add), mov imm64 */ 13677298Sobrien 13777298Sobrien RELOC_NUMBER (R_IA64_PLTOFF22, 0x3a) /* @pltoff(sym+add), add imm22 */ 13877298Sobrien RELOC_NUMBER (R_IA64_PLTOFF64I, 0x3b) /* @pltoff(sym+add), mov imm64 */ 13977298Sobrien RELOC_NUMBER (R_IA64_PLTOFF64MSB, 0x3e) /* @pltoff(sym+add), data8 MSB */ 14077298Sobrien RELOC_NUMBER (R_IA64_PLTOFF64LSB, 0x3f) /* @pltoff(sym+add), data8 LSB */ 14177298Sobrien 14277298Sobrien RELOC_NUMBER (R_IA64_FPTR64I, 0x43) /* @fptr(sym+add), mov imm64 */ 14377298Sobrien RELOC_NUMBER (R_IA64_FPTR32MSB, 0x44) /* @fptr(sym+add), data4 MSB */ 14477298Sobrien RELOC_NUMBER (R_IA64_FPTR32LSB, 0x45) /* @fptr(sym+add), data4 LSB */ 14577298Sobrien RELOC_NUMBER (R_IA64_FPTR64MSB, 0x46) /* @fptr(sym+add), data8 MSB */ 14677298Sobrien RELOC_NUMBER (R_IA64_FPTR64LSB, 0x47) /* @fptr(sym+add), data8 LSB */ 14777298Sobrien 14877298Sobrien RELOC_NUMBER (R_IA64_PCREL60B, 0x48) /* @pcrel(sym+add), brl */ 14977298Sobrien RELOC_NUMBER (R_IA64_PCREL21B, 0x49) /* @pcrel(sym+add), ptb, call */ 15077298Sobrien RELOC_NUMBER (R_IA64_PCREL21M, 0x4a) /* @pcrel(sym+add), chk.s */ 15177298Sobrien RELOC_NUMBER (R_IA64_PCREL21F, 0x4b) /* @pcrel(sym+add), fchkf */ 15277298Sobrien RELOC_NUMBER (R_IA64_PCREL32MSB, 0x4c) /* @pcrel(sym+add), data4 MSB */ 15377298Sobrien RELOC_NUMBER (R_IA64_PCREL32LSB, 0x4d) /* @pcrel(sym+add), data4 LSB */ 15477298Sobrien RELOC_NUMBER (R_IA64_PCREL64MSB, 0x4e) /* @pcrel(sym+add), data8 MSB */ 15577298Sobrien RELOC_NUMBER (R_IA64_PCREL64LSB, 0x4f) /* @pcrel(sym+add), data8 LSB */ 15677298Sobrien 15777298Sobrien RELOC_NUMBER (R_IA64_LTOFF_FPTR22, 0x52) /* @ltoff(@fptr(s+a)), imm22 */ 15877298Sobrien RELOC_NUMBER (R_IA64_LTOFF_FPTR64I, 0x53) /* @ltoff(@fptr(s+a)), imm64 */ 15977298Sobrien RELOC_NUMBER (R_IA64_LTOFF_FPTR32MSB, 0x54) /* @ltoff(@fptr(s+a)), 4 MSB */ 16077298Sobrien RELOC_NUMBER (R_IA64_LTOFF_FPTR32LSB, 0x55) /* @ltoff(@fptr(s+a)), 4 LSB */ 16177298Sobrien RELOC_NUMBER (R_IA64_LTOFF_FPTR64MSB, 0x56) /* @ltoff(@fptr(s+a)), 8 MSB */ 16277298Sobrien RELOC_NUMBER (R_IA64_LTOFF_FPTR64LSB, 0x57) /* @ltoff(@fptr(s+a)), 8 LSB */ 16377298Sobrien 16477298Sobrien RELOC_NUMBER (R_IA64_SEGREL32MSB, 0x5c) /* @segrel(sym+add), data4 MSB */ 16577298Sobrien RELOC_NUMBER (R_IA64_SEGREL32LSB, 0x5d) /* @segrel(sym+add), data4 LSB */ 16677298Sobrien RELOC_NUMBER (R_IA64_SEGREL64MSB, 0x5e) /* @segrel(sym+add), data8 MSB */ 16777298Sobrien RELOC_NUMBER (R_IA64_SEGREL64LSB, 0x5f) /* @segrel(sym+add), data8 LSB */ 16877298Sobrien 16977298Sobrien RELOC_NUMBER (R_IA64_SECREL32MSB, 0x64) /* @secrel(sym+add), data4 MSB */ 17077298Sobrien RELOC_NUMBER (R_IA64_SECREL32LSB, 0x65) /* @secrel(sym+add), data4 LSB */ 17177298Sobrien RELOC_NUMBER (R_IA64_SECREL64MSB, 0x66) /* @secrel(sym+add), data8 MSB */ 17277298Sobrien RELOC_NUMBER (R_IA64_SECREL64LSB, 0x67) /* @secrel(sym+add), data8 LSB */ 17377298Sobrien 17477298Sobrien RELOC_NUMBER (R_IA64_REL32MSB, 0x6c) /* data 4 + REL */ 17577298Sobrien RELOC_NUMBER (R_IA64_REL32LSB, 0x6d) /* data 4 + REL */ 17677298Sobrien RELOC_NUMBER (R_IA64_REL64MSB, 0x6e) /* data 8 + REL */ 17777298Sobrien RELOC_NUMBER (R_IA64_REL64LSB, 0x6f) /* data 8 + REL */ 17877298Sobrien 17977298Sobrien RELOC_NUMBER (R_IA64_LTV32MSB, 0x74) /* symbol + addend, data4 MSB */ 18077298Sobrien RELOC_NUMBER (R_IA64_LTV32LSB, 0x75) /* symbol + addend, data4 LSB */ 18177298Sobrien RELOC_NUMBER (R_IA64_LTV64MSB, 0x76) /* symbol + addend, data8 MSB */ 18277298Sobrien RELOC_NUMBER (R_IA64_LTV64LSB, 0x77) /* symbol + addend, data8 LSB */ 18377298Sobrien 18477298Sobrien RELOC_NUMBER (R_IA64_PCREL21BI, 0x79) /* @pcrel(sym+add), ptb, call */ 18577298Sobrien RELOC_NUMBER (R_IA64_PCREL22, 0x7a) /* @pcrel(sym+add), imm22 */ 18677298Sobrien RELOC_NUMBER (R_IA64_PCREL64I, 0x7b) /* @pcrel(sym+add), imm64 */ 18777298Sobrien 18877298Sobrien RELOC_NUMBER (R_IA64_IPLTMSB, 0x80) /* dynamic reloc, imported PLT, MSB */ 18977298Sobrien RELOC_NUMBER (R_IA64_IPLTLSB, 0x81) /* dynamic reloc, imported PLT, LSB */ 19077298Sobrien RELOC_NUMBER (R_IA64_COPY, 0x84) /* dynamic reloc, data copy */ 19177298Sobrien RELOC_NUMBER (R_IA64_LTOFF22X, 0x86) /* LTOFF22, relaxable. */ 19277298Sobrien RELOC_NUMBER (R_IA64_LDXMOV, 0x87) /* Use of LTOFF22X. */ 19377298Sobrien 19477298Sobrien RELOC_NUMBER (R_IA64_TPREL14, 0x91) /* @tprel(sym+add), add imm14 */ 19577298Sobrien RELOC_NUMBER (R_IA64_TPREL22, 0x92) /* @tprel(sym+add), add imm22 */ 19677298Sobrien RELOC_NUMBER (R_IA64_TPREL64I, 0x93) /* @tprel(sym+add), add imm64 */ 19777298Sobrien RELOC_NUMBER (R_IA64_TPREL64MSB, 0x96) /* @tprel(sym+add), data8 MSB */ 19877298Sobrien RELOC_NUMBER (R_IA64_TPREL64LSB, 0x97) /* @tprel(sym+add), data8 LSB */ 19977298Sobrien 200104834Sobrien RELOC_NUMBER (R_IA64_LTOFF_TPREL22, 0x9a) /* @ltoff(@tprel(s+a)), add imm22 */ 20177298Sobrien 20277298Sobrien RELOC_NUMBER (R_IA64_DTPMOD64MSB, 0xa6) /* @dtpmod(sym+add), data8 MSB */ 20377298Sobrien RELOC_NUMBER (R_IA64_DTPMOD64LSB, 0xa7) /* @dtpmod(sym+add), data8 LSB */ 20477298Sobrien RELOC_NUMBER (R_IA64_LTOFF_DTPMOD22, 0xaa) /* @ltoff(@dtpmod(s+a)), imm22 */ 20577298Sobrien 20677298Sobrien RELOC_NUMBER (R_IA64_DTPREL14, 0xb1) /* @dtprel(sym+add), imm14 */ 20777298Sobrien RELOC_NUMBER (R_IA64_DTPREL22, 0xb2) /* @dtprel(sym+add), imm22 */ 20877298Sobrien RELOC_NUMBER (R_IA64_DTPREL64I, 0xb3) /* @dtprel(sym+add), imm64 */ 20977298Sobrien RELOC_NUMBER (R_IA64_DTPREL32MSB, 0xb4) /* @dtprel(sym+add), data4 MSB */ 21077298Sobrien RELOC_NUMBER (R_IA64_DTPREL32LSB, 0xb5) /* @dtprel(sym+add), data4 LSB */ 21177298Sobrien RELOC_NUMBER (R_IA64_DTPREL64MSB, 0xb6) /* @dtprel(sym+add), data8 MSB */ 21277298Sobrien RELOC_NUMBER (R_IA64_DTPREL64LSB, 0xb7) /* @dtprel(sym+add), data8 LSB */ 21377298Sobrien 21477298Sobrien RELOC_NUMBER (R_IA64_LTOFF_DTPREL22, 0xba) /* @ltoff(@dtprel(s+a)), imm22 */ 21577298Sobrien 21677298Sobrien FAKE_RELOC (R_IA64_MAX_RELOC_CODE, 0xba) 21777298SobrienEND_RELOC_NUMBERS (R_IA64_max) 21877298Sobrien 21977298Sobrien#endif /* _ELF_IA64_H */ 220