projects / binutils.git / blame
| Commit | Line | Data |
|---|---|---|
| 800eeca4 | 1 | /* IA-64 ELF support for BFD. |
| ecc51f48 | 2 | Copyright 1998, 1999, 2000, 2003 Free Software Foundation, Inc. |
| 800eeca4 JW |
3 | Contributed by David Mosberger-Tang <[email protected]> |
| 4 | ||
| ecc51f48 | 5 | This file is part of BFD, the Binary File Descriptor library. |
| 800eeca4 | 6 | |
| ecc51f48 NC |
7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 2 of the License, or | |
| 10 | (at your option) any later version. | |
| 800eeca4 | 11 | |
| ecc51f48 NC |
12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 15 | GNU General Public License for more details. | |
| 800eeca4 | 16 | |
| ecc51f48 NC |
17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software | |
| 19 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
| 800eeca4 JW |
20 | |
| 21 | #ifndef _ELF_IA64_H | |
| 22 | #define _ELF_IA64_H | |
| 23 | ||
| 24 | /* Bits in the e_flags field of the Elf64_Ehdr: */ | |
| 25 | ||
| ecc51f48 NC |
26 | #define EF_IA_64_MASKOS 0x0000000f /* OS-specific flags. */ |
| 27 | #define EF_IA_64_ARCH 0xff000000 /* Arch. version mask. */ | |
| 800eeca4 JW |
28 | |
| 29 | /* ??? These four definitions are not part of the SVR4 ABI. | |
| 30 | They were present in David's initial code drop, so it is probable | |
| 31 | that they are used by HP/UX. */ | |
| ecc51f48 NC |
32 | #define EF_IA_64_TRAPNIL (1 << 0) /* Trap NIL pointer dereferences. */ |
| 33 | #define EF_IA_64_EXT (1 << 2) /* Program uses arch. extensions. */ | |
| 34 | #define EF_IA_64_BE (1 << 3) /* PSR BE bit set (big-endian). */ | |
| 35 | #define EFA_IA_64_EAS2_3 0x23000000 /* IA64 EAS 2.3. */ | |
| 800eeca4 | 36 | |
| ecc51f48 | 37 | #define EF_IA_64_ABI64 (1 << 4) /* 64-bit ABI. */ |
| c43c2cc5 JW |
38 | /* Not used yet. */ |
| 39 | #define EF_IA_64_REDUCEDFP (1 << 5) /* Only FP6-FP11 used. */ | |
| ecc51f48 NC |
40 | #define EF_IA_64_CONS_GP (1 << 6) /* gp as program wide constant. */ |
| 41 | #define EF_IA_64_NOFUNCDESC_CONS_GP (1 << 7) /* And no function descriptors. */ | |
| c43c2cc5 JW |
42 | /* Not used yet. */ |
| 43 | #define EF_IA_64_ABSOLUTE (1 << 8) /* Load at absolute addresses. */ | |
| 44 | ||
| 800eeca4 JW |
45 | #define ELF_STRING_ia64_archext ".IA_64.archext" |
| 46 | #define ELF_STRING_ia64_pltoff ".IA_64.pltoff" | |
| 47 | #define ELF_STRING_ia64_unwind ".IA_64.unwind" | |
| 48 | #define ELF_STRING_ia64_unwind_info ".IA_64.unwind_info" | |
| 579f31ac JJ |
49 | #define ELF_STRING_ia64_unwind_once ".gnu.linkonce.ia64unw." |
| 50 | #define ELF_STRING_ia64_unwind_info_once ".gnu.linkonce.ia64unwi." | |
| 8661be6a AM |
51 | /* .IA_64.unwind_hdr is only used by HP-UX. */ |
| 52 | #define ELF_STRING_ia64_unwind_hdr ".IA_64.unwind_hdr" | |
| 800eeca4 JW |
53 | |
| 54 | /* Bits in the sh_flags field of Elf64_Shdr: */ | |
| 55 | ||
| ecc51f48 NC |
56 | #define SHF_IA_64_SHORT 0x10000000 /* Section near gp. */ |
| 57 | #define SHF_IA_64_NORECOV 0x20000000 /* Spec insns w/o recovery. */ | |
| 800eeca4 JW |
58 | |
| 59 | /* Possible values for sh_type in Elf64_Shdr: */ | |
| 60 | ||
| ecc51f48 NC |
61 | #define SHT_IA_64_EXT (SHT_LOPROC + 0) /* Extension bits. */ |
| 62 | #define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* Unwind bits. */ | |
| 63 | #define SHT_IA_64_LOPSREG (SHT_LOPROC + 0x8000000) | |
| 64 | /* ABI says (SHT_LOPROC + 0xfffffff) but I think it's a typo -- this makes sense. */ | |
| 65 | #define SHT_IA_64_HIPSREG (SHT_LOPROC + 0x8ffffff) | |
| 66 | #define SHT_IA_64_PRIORITY_INIT (SHT_LOPROC + 0x9000000) | |
| 800eeca4 | 67 | |
| 8661be6a AM |
68 | /* SHT_IA_64_HP_OPT_ANOT is only generated by HPUX compilers for its |
| 69 | optimization annotation section. GCC does not generate it but we | |
| 70 | want readelf to know what they are. Do not use two capital Ns in | |
| 71 | annotate or sed will turn it into 32 or 64 during the build. */ | |
| 72 | #define SHT_IA_64_HP_OPT_ANOT 0x60000004 | |
| 73 | ||
| 800eeca4 JW |
74 | /* Bits in the p_flags field of Elf64_Phdr: */ |
| 75 | ||
| 76 | #define PF_IA_64_NORECOV 0x80000000 | |
| 77 | ||
| 78 | /* Possible values for p_type in Elf64_Phdr: */ | |
| 79 | ||
| ecc51f48 NC |
80 | #define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* Arch extension bits, */ |
| 81 | #define PT_IA_64_UNWIND (PT_LOPROC + 1) /* IA64 unwind bits. */ | |
| 800eeca4 | 82 | |
| 8661be6a AM |
83 | /* HP-UX specific values for p_type in Elf64_Phdr. |
| 84 | These values are currently just used to make | |
| 85 | readelf more usable on HP-UX. */ | |
| 86 | ||
| 87 | #define PT_IA_64_HP_OPT_ANOT (PT_LOOS + 0x12) | |
| 88 | #define PT_IA_64_HP_HSL_ANOT (PT_LOOS + 0x13) | |
| 89 | #define PT_IA_64_HP_STACK (PT_LOOS + 0x14) | |
| 90 | ||
| 800eeca4 JW |
91 | /* Possible values for d_tag in Elf64_Dyn: */ |
| 92 | ||
| 93 | #define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0) | |
| 94 | ||
| 8661be6a AM |
95 | /* This section only used by HP-UX, The HP linker gives weak symbols |
| 96 | precedence over regular common symbols. We want common to override | |
| 97 | weak. Using this common instead of SHN_COMMON does that. */ | |
| 8661be6a AM |
98 | #define SHN_IA_64_ANSI_COMMON 0xFF00 |
| 99 | ||
| ecc51f48 | 100 | /* IA64-specific relocation types: */ |
| 800eeca4 JW |
101 | |
| 102 | /* Relocs apply to specific instructions within a bundle. The least | |
| 103 | significant 2 bits of the address indicate which instruction in the | |
| 104 | bundle the reloc refers to (0=first slot, 1=second slow, 2=third | |
| 105 | slot, 3=undefined) and the remaining bits give the address of the | |
| 106 | bundle (16 byte aligned). | |
| 107 | ||
| 108 | The top 5 bits of the reloc code specifies the expression type, the | |
| 71517c70 | 109 | low 3 bits the format of the data word being relocated. */ |
| 800eeca4 JW |
110 | |
| 111 | #include "elf/reloc-macros.h" | |
| 112 | ||
| 113 | START_RELOC_NUMBERS (elf_ia64_reloc_type) | |
| 114 | RELOC_NUMBER (R_IA64_NONE, 0x00) /* none */ | |
| 115 | ||
| 116 | RELOC_NUMBER (R_IA64_IMM14, 0x21) /* symbol + addend, add imm14 */ | |
| 117 | RELOC_NUMBER (R_IA64_IMM22, 0x22) /* symbol + addend, add imm22 */ | |
| 118 | RELOC_NUMBER (R_IA64_IMM64, 0x23) /* symbol + addend, mov imm64 */ | |
| 119 | RELOC_NUMBER (R_IA64_DIR32MSB, 0x24) /* symbol + addend, data4 MSB */ | |
| 120 | RELOC_NUMBER (R_IA64_DIR32LSB, 0x25) /* symbol + addend, data4 LSB */ | |
| 121 | RELOC_NUMBER (R_IA64_DIR64MSB, 0x26) /* symbol + addend, data8 MSB */ | |
| 122 | RELOC_NUMBER (R_IA64_DIR64LSB, 0x27) /* symbol + addend, data8 LSB */ | |
| 123 | ||
| 71517c70 RH |
124 | RELOC_NUMBER (R_IA64_GPREL22, 0x2a) /* @gprel(sym+add), add imm22 */ |
| 125 | RELOC_NUMBER (R_IA64_GPREL64I, 0x2b) /* @gprel(sym+add), mov imm64 */ | |
| 126 | RELOC_NUMBER (R_IA64_GPREL32MSB, 0x2c) /* @gprel(sym+add), data4 MSB */ | |
| 127 | RELOC_NUMBER (R_IA64_GPREL32LSB, 0x2d) /* @gprel(sym+add), data4 LSB */ | |
| 128 | RELOC_NUMBER (R_IA64_GPREL64MSB, 0x2e) /* @gprel(sym+add), data8 MSB */ | |
| 129 | RELOC_NUMBER (R_IA64_GPREL64LSB, 0x2f) /* @gprel(sym+add), data8 LSB */ | |
| 130 | ||
| 131 | RELOC_NUMBER (R_IA64_LTOFF22, 0x32) /* @ltoff(sym+add), add imm22 */ | |
| 132 | RELOC_NUMBER (R_IA64_LTOFF64I, 0x33) /* @ltoff(sym+add), mov imm64 */ | |
| 133 | ||
| 134 | RELOC_NUMBER (R_IA64_PLTOFF22, 0x3a) /* @pltoff(sym+add), add imm22 */ | |
| 135 | RELOC_NUMBER (R_IA64_PLTOFF64I, 0x3b) /* @pltoff(sym+add), mov imm64 */ | |
| 136 | RELOC_NUMBER (R_IA64_PLTOFF64MSB, 0x3e) /* @pltoff(sym+add), data8 MSB */ | |
| 137 | RELOC_NUMBER (R_IA64_PLTOFF64LSB, 0x3f) /* @pltoff(sym+add), data8 LSB */ | |
| 138 | ||
| 139 | RELOC_NUMBER (R_IA64_FPTR64I, 0x43) /* @fptr(sym+add), mov imm64 */ | |
| 140 | RELOC_NUMBER (R_IA64_FPTR32MSB, 0x44) /* @fptr(sym+add), data4 MSB */ | |
| 141 | RELOC_NUMBER (R_IA64_FPTR32LSB, 0x45) /* @fptr(sym+add), data4 LSB */ | |
| 142 | RELOC_NUMBER (R_IA64_FPTR64MSB, 0x46) /* @fptr(sym+add), data8 MSB */ | |
| 143 | RELOC_NUMBER (R_IA64_FPTR64LSB, 0x47) /* @fptr(sym+add), data8 LSB */ | |
| 144 | ||
| 145 | RELOC_NUMBER (R_IA64_PCREL60B, 0x48) /* @pcrel(sym+add), brl */ | |
| 146 | RELOC_NUMBER (R_IA64_PCREL21B, 0x49) /* @pcrel(sym+add), ptb, call */ | |
| 147 | RELOC_NUMBER (R_IA64_PCREL21M, 0x4a) /* @pcrel(sym+add), chk.s */ | |
| 148 | RELOC_NUMBER (R_IA64_PCREL21F, 0x4b) /* @pcrel(sym+add), fchkf */ | |
| 149 | RELOC_NUMBER (R_IA64_PCREL32MSB, 0x4c) /* @pcrel(sym+add), data4 MSB */ | |
| 150 | RELOC_NUMBER (R_IA64_PCREL32LSB, 0x4d) /* @pcrel(sym+add), data4 LSB */ | |
| 151 | RELOC_NUMBER (R_IA64_PCREL64MSB, 0x4e) /* @pcrel(sym+add), data8 MSB */ | |
| 152 | RELOC_NUMBER (R_IA64_PCREL64LSB, 0x4f) /* @pcrel(sym+add), data8 LSB */ | |
| 800eeca4 JW |
153 | |
| 154 | RELOC_NUMBER (R_IA64_LTOFF_FPTR22, 0x52) /* @ltoff(@fptr(s+a)), imm22 */ | |
| 155 | RELOC_NUMBER (R_IA64_LTOFF_FPTR64I, 0x53) /* @ltoff(@fptr(s+a)), imm64 */ | |
| 71517c70 RH |
156 | RELOC_NUMBER (R_IA64_LTOFF_FPTR32MSB, 0x54) /* @ltoff(@fptr(s+a)), 4 MSB */ |
| 157 | RELOC_NUMBER (R_IA64_LTOFF_FPTR32LSB, 0x55) /* @ltoff(@fptr(s+a)), 4 LSB */ | |
| 158 | RELOC_NUMBER (R_IA64_LTOFF_FPTR64MSB, 0x56) /* @ltoff(@fptr(s+a)), 8 MSB */ | |
| 159 | RELOC_NUMBER (R_IA64_LTOFF_FPTR64LSB, 0x57) /* @ltoff(@fptr(s+a)), 8 LSB */ | |
| 800eeca4 | 160 | |
| 71517c70 RH |
161 | RELOC_NUMBER (R_IA64_SEGREL32MSB, 0x5c) /* @segrel(sym+add), data4 MSB */ |
| 162 | RELOC_NUMBER (R_IA64_SEGREL32LSB, 0x5d) /* @segrel(sym+add), data4 LSB */ | |
| 163 | RELOC_NUMBER (R_IA64_SEGREL64MSB, 0x5e) /* @segrel(sym+add), data8 MSB */ | |
| 164 | RELOC_NUMBER (R_IA64_SEGREL64LSB, 0x5f) /* @segrel(sym+add), data8 LSB */ | |
| 800eeca4 | 165 | |
| 71517c70 RH |
166 | RELOC_NUMBER (R_IA64_SECREL32MSB, 0x64) /* @secrel(sym+add), data4 MSB */ |
| 167 | RELOC_NUMBER (R_IA64_SECREL32LSB, 0x65) /* @secrel(sym+add), data4 LSB */ | |
| 168 | RELOC_NUMBER (R_IA64_SECREL64MSB, 0x66) /* @secrel(sym+add), data8 MSB */ | |
| 169 | RELOC_NUMBER (R_IA64_SECREL64LSB, 0x67) /* @secrel(sym+add), data8 LSB */ | |
| 800eeca4 JW |
170 | |
| 171 | RELOC_NUMBER (R_IA64_REL32MSB, 0x6c) /* data 4 + REL */ | |
| 172 | RELOC_NUMBER (R_IA64_REL32LSB, 0x6d) /* data 4 + REL */ | |
| 173 | RELOC_NUMBER (R_IA64_REL64MSB, 0x6e) /* data 8 + REL */ | |
| 174 | RELOC_NUMBER (R_IA64_REL64LSB, 0x6f) /* data 8 + REL */ | |
| 175 | ||
| 71517c70 RH |
176 | RELOC_NUMBER (R_IA64_LTV32MSB, 0x74) /* symbol + addend, data4 MSB */ |
| 177 | RELOC_NUMBER (R_IA64_LTV32LSB, 0x75) /* symbol + addend, data4 LSB */ | |
| 178 | RELOC_NUMBER (R_IA64_LTV64MSB, 0x76) /* symbol + addend, data8 MSB */ | |
| 179 | RELOC_NUMBER (R_IA64_LTV64LSB, 0x77) /* symbol + addend, data8 LSB */ | |
| 800eeca4 | 180 | |
| 71517c70 RH |
181 | RELOC_NUMBER (R_IA64_PCREL21BI, 0x79) /* @pcrel(sym+add), ptb, call */ |
| 182 | RELOC_NUMBER (R_IA64_PCREL22, 0x7a) /* @pcrel(sym+add), imm22 */ | |
| 183 | RELOC_NUMBER (R_IA64_PCREL64I, 0x7b) /* @pcrel(sym+add), imm64 */ | |
| 40eb4f34 | 184 | |
| 800eeca4 JW |
185 | RELOC_NUMBER (R_IA64_IPLTMSB, 0x80) /* dynamic reloc, imported PLT, MSB */ |
| 186 | RELOC_NUMBER (R_IA64_IPLTLSB, 0x81) /* dynamic reloc, imported PLT, LSB */ | |
| 71517c70 | 187 | RELOC_NUMBER (R_IA64_COPY, 0x84) /* dynamic reloc, data copy */ |
| 800eeca4 JW |
188 | RELOC_NUMBER (R_IA64_LTOFF22X, 0x86) /* LTOFF22, relaxable. */ |
| 189 | RELOC_NUMBER (R_IA64_LDXMOV, 0x87) /* Use of LTOFF22X. */ | |
| 190 | ||
| 71517c70 RH |
191 | RELOC_NUMBER (R_IA64_TPREL14, 0x91) /* @tprel(sym+add), add imm14 */ |
| 192 | RELOC_NUMBER (R_IA64_TPREL22, 0x92) /* @tprel(sym+add), add imm22 */ | |
| 193 | RELOC_NUMBER (R_IA64_TPREL64I, 0x93) /* @tprel(sym+add), add imm64 */ | |
| 194 | RELOC_NUMBER (R_IA64_TPREL64MSB, 0x96) /* @tprel(sym+add), data8 MSB */ | |
| 195 | RELOC_NUMBER (R_IA64_TPREL64LSB, 0x97) /* @tprel(sym+add), data8 LSB */ | |
| 196 | ||
| 13ae64f3 | 197 | RELOC_NUMBER (R_IA64_LTOFF_TPREL22, 0x9a) /* @ltoff(@tprel(s+a)), add imm22 */ |
| 71517c70 RH |
198 | |
| 199 | RELOC_NUMBER (R_IA64_DTPMOD64MSB, 0xa6) /* @dtpmod(sym+add), data8 MSB */ | |
| 200 | RELOC_NUMBER (R_IA64_DTPMOD64LSB, 0xa7) /* @dtpmod(sym+add), data8 LSB */ | |
| 201 | RELOC_NUMBER (R_IA64_LTOFF_DTPMOD22, 0xaa) /* @ltoff(@dtpmod(s+a)), imm22 */ | |
| 202 | ||
| 203 | RELOC_NUMBER (R_IA64_DTPREL14, 0xb1) /* @dtprel(sym+add), imm14 */ | |
| 204 | RELOC_NUMBER (R_IA64_DTPREL22, 0xb2) /* @dtprel(sym+add), imm22 */ | |
| 205 | RELOC_NUMBER (R_IA64_DTPREL64I, 0xb3) /* @dtprel(sym+add), imm64 */ | |
| 206 | RELOC_NUMBER (R_IA64_DTPREL32MSB, 0xb4) /* @dtprel(sym+add), data4 MSB */ | |
| 207 | RELOC_NUMBER (R_IA64_DTPREL32LSB, 0xb5) /* @dtprel(sym+add), data4 LSB */ | |
| 208 | RELOC_NUMBER (R_IA64_DTPREL64MSB, 0xb6) /* @dtprel(sym+add), data8 MSB */ | |
| 209 | RELOC_NUMBER (R_IA64_DTPREL64LSB, 0xb7) /* @dtprel(sym+add), data8 LSB */ | |
| 800eeca4 | 210 | |
| 71517c70 | 211 | RELOC_NUMBER (R_IA64_LTOFF_DTPREL22, 0xba) /* @ltoff(@dtprel(s+a)), imm22 */ |
| 800eeca4 | 212 | |
| 71517c70 | 213 | FAKE_RELOC (R_IA64_MAX_RELOC_CODE, 0xba) |
| 1b452ec6 | 214 | END_RELOC_NUMBERS (R_IA64_max) |
| 800eeca4 JW |
215 | |
| 216 | #endif /* _ELF_IA64_H */ |