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/* IA-64 ELF support for BFD.
Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
This file is part of BFD, the Binary File Descriptor library.
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 2 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; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
#ifndef _ELF_IA64_H
#define _ELF_IA64_H
/* Bits in the e_flags field of the Elf64_Ehdr: */
#define EF_IA_64_MASKOS 0x0000000f /* os-specific flags */
#define EF_IA_64_ARCH 0xff000000 /* arch. version mask */
/* ??? These four definitions are not part of the SVR4 ABI.
They were present in David's initial code drop, so it is probable
that they are used by HP/UX. */
#define EF_IA_64_TRAPNIL (1 << 0) /* trap NIL pointer dereferences */
#define EF_IA_64_EXT (1 << 2) /* program uses arch. extensions */
#define EF_IA_64_BE (1 << 3) /* PSR BE bit set (big-endian) */
#define EFA_IA_64_EAS2_3 0x23000000 /* ia64 EAS 2.3 */
#define EF_IA_64_ABI64 (1 << 4) /* 64-bit ABI */
/* Not used yet. */
#define EF_IA_64_REDUCEDFP (1 << 5) /* Only FP6-FP11 used. */
#define EF_IA_64_CONS_GP (1 << 6) /* gp as program wide constant. */
#define EF_IA_64_NOFUNCDESC_CONS_GP (1 << 7) /* And no function descriptors. */
/* Not used yet. */
#define EF_IA_64_ABSOLUTE (1 << 8) /* Load at absolute addresses. */
#define ELF_STRING_ia64_archext ".IA_64.archext"
#define ELF_STRING_ia64_pltoff ".IA_64.pltoff"
#define ELF_STRING_ia64_unwind ".IA_64.unwind"
#define ELF_STRING_ia64_unwind_info ".IA_64.unwind_info"
#define ELF_STRING_ia64_unwind_once ".gnu.linkonce.ia64unw."
#define ELF_STRING_ia64_unwind_info_once ".gnu.linkonce.ia64unwi."
/* .IA_64.unwind_hdr is only used by HP-UX. */
#define ELF_STRING_ia64_unwind_hdr ".IA_64.unwind_hdr"
/* Bits in the sh_flags field of Elf64_Shdr: */
#define SHF_IA_64_SHORT 0x10000000 /* section near gp */
#define SHF_IA_64_NORECOV 0x20000000 /* spec insns w/o recovery */
/* Possible values for sh_type in Elf64_Shdr: */
#define SHT_IA_64_EXT (SHT_LOPROC + 0) /* extension bits */
#define SHT_IA_64_UNWIND (SHT_LOPROC + 1) /* unwind bits */
/* SHT_IA_64_HP_OPT_ANOT is only generated by HPUX compilers for its
optimization annotation section. GCC does not generate it but we
want readelf to know what they are. Do not use two capital Ns in
annotate or sed will turn it into 32 or 64 during the build. */
#define SHT_IA_64_HP_OPT_ANOT 0x60000004
/* Bits in the p_flags field of Elf64_Phdr: */
#define PF_IA_64_NORECOV 0x80000000
/* Possible values for p_type in Elf64_Phdr: */
#define PT_IA_64_ARCHEXT (PT_LOPROC + 0) /* arch extension bits */
#define PT_IA_64_UNWIND (PT_LOPROC + 1) /* ia64 unwind bits */
/* HP-UX specific values for p_type in Elf64_Phdr.
These values are currently just used to make
readelf more usable on HP-UX. */
#define PT_IA_64_HP_OPT_ANOT (PT_LOOS + 0x12)
#define PT_IA_64_HP_HSL_ANOT (PT_LOOS + 0x13)
#define PT_IA_64_HP_STACK (PT_LOOS + 0x14)
/* Possible values for d_tag in Elf64_Dyn: */
#define DT_IA_64_PLT_RESERVE (DT_LOPROC + 0)
/* This section only used by HP-UX, The HP linker gives weak symbols
precedence over regular common symbols. We want common to override
weak. Using this common instead of SHN_COMMON does that. */
#define SHN_IA_64_ANSI_COMMON 0xFF00
/* ia64-specific relocation types: */
/* Relocs apply to specific instructions within a bundle. The least
significant 2 bits of the address indicate which instruction in the
bundle the reloc refers to (0=first slot, 1=second slow, 2=third
slot, 3=undefined) and the remaining bits give the address of the
bundle (16 byte aligned).
The top 5 bits of the reloc code specifies the expression type, the
low 3 bits the format of the data word being relocated. */
#include "elf/reloc-macros.h"
START_RELOC_NUMBERS (elf_ia64_reloc_type)
RELOC_NUMBER (R_IA64_NONE, 0x00) /* none */
RELOC_NUMBER (R_IA64_IMM14, 0x21) /* symbol + addend, add imm14 */
RELOC_NUMBER (R_IA64_IMM22, 0x22) /* symbol + addend, add imm22 */
RELOC_NUMBER (R_IA64_IMM64, 0x23) /* symbol + addend, mov imm64 */
RELOC_NUMBER (R_IA64_DIR32MSB, 0x24) /* symbol + addend, data4 MSB */
RELOC_NUMBER (R_IA64_DIR32LSB, 0x25) /* symbol + addend, data4 LSB */
RELOC_NUMBER (R_IA64_DIR64MSB, 0x26) /* symbol + addend, data8 MSB */
RELOC_NUMBER (R_IA64_DIR64LSB, 0x27) /* symbol + addend, data8 LSB */
RELOC_NUMBER (R_IA64_GPREL22, 0x2a) /* @gprel(sym+add), add imm22 */
RELOC_NUMBER (R_IA64_GPREL64I, 0x2b) /* @gprel(sym+add), mov imm64 */
RELOC_NUMBER (R_IA64_GPREL32MSB, 0x2c) /* @gprel(sym+add), data4 MSB */
RELOC_NUMBER (R_IA64_GPREL32LSB, 0x2d) /* @gprel(sym+add), data4 LSB */
RELOC_NUMBER (R_IA64_GPREL64MSB, 0x2e) /* @gprel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_GPREL64LSB, 0x2f) /* @gprel(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_LTOFF22, 0x32) /* @ltoff(sym+add), add imm22 */
RELOC_NUMBER (R_IA64_LTOFF64I, 0x33) /* @ltoff(sym+add), mov imm64 */
RELOC_NUMBER (R_IA64_PLTOFF22, 0x3a) /* @pltoff(sym+add), add imm22 */
RELOC_NUMBER (R_IA64_PLTOFF64I, 0x3b) /* @pltoff(sym+add), mov imm64 */
RELOC_NUMBER (R_IA64_PLTOFF64MSB, 0x3e) /* @pltoff(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_PLTOFF64LSB, 0x3f) /* @pltoff(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_FPTR64I, 0x43) /* @fptr(sym+add), mov imm64 */
RELOC_NUMBER (R_IA64_FPTR32MSB, 0x44) /* @fptr(sym+add), data4 MSB */
RELOC_NUMBER (R_IA64_FPTR32LSB, 0x45) /* @fptr(sym+add), data4 LSB */
RELOC_NUMBER (R_IA64_FPTR64MSB, 0x46) /* @fptr(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_FPTR64LSB, 0x47) /* @fptr(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_PCREL60B, 0x48) /* @pcrel(sym+add), brl */
RELOC_NUMBER (R_IA64_PCREL21B, 0x49) /* @pcrel(sym+add), ptb, call */
RELOC_NUMBER (R_IA64_PCREL21M, 0x4a) /* @pcrel(sym+add), chk.s */
RELOC_NUMBER (R_IA64_PCREL21F, 0x4b) /* @pcrel(sym+add), fchkf */
RELOC_NUMBER (R_IA64_PCREL32MSB, 0x4c) /* @pcrel(sym+add), data4 MSB */
RELOC_NUMBER (R_IA64_PCREL32LSB, 0x4d) /* @pcrel(sym+add), data4 LSB */
RELOC_NUMBER (R_IA64_PCREL64MSB, 0x4e) /* @pcrel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_PCREL64LSB, 0x4f) /* @pcrel(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_LTOFF_FPTR22, 0x52) /* @ltoff(@fptr(s+a)), imm22 */
RELOC_NUMBER (R_IA64_LTOFF_FPTR64I, 0x53) /* @ltoff(@fptr(s+a)), imm64 */
RELOC_NUMBER (R_IA64_LTOFF_FPTR32MSB, 0x54) /* @ltoff(@fptr(s+a)), 4 MSB */
RELOC_NUMBER (R_IA64_LTOFF_FPTR32LSB, 0x55) /* @ltoff(@fptr(s+a)), 4 LSB */
RELOC_NUMBER (R_IA64_LTOFF_FPTR64MSB, 0x56) /* @ltoff(@fptr(s+a)), 8 MSB */
RELOC_NUMBER (R_IA64_LTOFF_FPTR64LSB, 0x57) /* @ltoff(@fptr(s+a)), 8 LSB */
RELOC_NUMBER (R_IA64_SEGREL32MSB, 0x5c) /* @segrel(sym+add), data4 MSB */
RELOC_NUMBER (R_IA64_SEGREL32LSB, 0x5d) /* @segrel(sym+add), data4 LSB */
RELOC_NUMBER (R_IA64_SEGREL64MSB, 0x5e) /* @segrel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_SEGREL64LSB, 0x5f) /* @segrel(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_SECREL32MSB, 0x64) /* @secrel(sym+add), data4 MSB */
RELOC_NUMBER (R_IA64_SECREL32LSB, 0x65) /* @secrel(sym+add), data4 LSB */
RELOC_NUMBER (R_IA64_SECREL64MSB, 0x66) /* @secrel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_SECREL64LSB, 0x67) /* @secrel(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_REL32MSB, 0x6c) /* data 4 + REL */
RELOC_NUMBER (R_IA64_REL32LSB, 0x6d) /* data 4 + REL */
RELOC_NUMBER (R_IA64_REL64MSB, 0x6e) /* data 8 + REL */
RELOC_NUMBER (R_IA64_REL64LSB, 0x6f) /* data 8 + REL */
RELOC_NUMBER (R_IA64_LTV32MSB, 0x74) /* symbol + addend, data4 MSB */
RELOC_NUMBER (R_IA64_LTV32LSB, 0x75) /* symbol + addend, data4 LSB */
RELOC_NUMBER (R_IA64_LTV64MSB, 0x76) /* symbol + addend, data8 MSB */
RELOC_NUMBER (R_IA64_LTV64LSB, 0x77) /* symbol + addend, data8 LSB */
RELOC_NUMBER (R_IA64_PCREL21BI, 0x79) /* @pcrel(sym+add), ptb, call */
RELOC_NUMBER (R_IA64_PCREL22, 0x7a) /* @pcrel(sym+add), imm22 */
RELOC_NUMBER (R_IA64_PCREL64I, 0x7b) /* @pcrel(sym+add), imm64 */
RELOC_NUMBER (R_IA64_IPLTMSB, 0x80) /* dynamic reloc, imported PLT, MSB */
RELOC_NUMBER (R_IA64_IPLTLSB, 0x81) /* dynamic reloc, imported PLT, LSB */
RELOC_NUMBER (R_IA64_COPY, 0x84) /* dynamic reloc, data copy */
RELOC_NUMBER (R_IA64_LTOFF22X, 0x86) /* LTOFF22, relaxable. */
RELOC_NUMBER (R_IA64_LDXMOV, 0x87) /* Use of LTOFF22X. */
RELOC_NUMBER (R_IA64_TPREL14, 0x91) /* @tprel(sym+add), add imm14 */
RELOC_NUMBER (R_IA64_TPREL22, 0x92) /* @tprel(sym+add), add imm22 */
RELOC_NUMBER (R_IA64_TPREL64I, 0x93) /* @tprel(sym+add), add imm64 */
RELOC_NUMBER (R_IA64_TPREL64MSB, 0x96) /* @tprel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_TPREL64LSB, 0x97) /* @tprel(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_LTOFF_TPREL22, 0x9a) /* @ltoff(@tprel(s+a)), add imm22 */
RELOC_NUMBER (R_IA64_DTPMOD64MSB, 0xa6) /* @dtpmod(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_DTPMOD64LSB, 0xa7) /* @dtpmod(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_LTOFF_DTPMOD22, 0xaa) /* @ltoff(@dtpmod(s+a)), imm22 */
RELOC_NUMBER (R_IA64_DTPREL14, 0xb1) /* @dtprel(sym+add), imm14 */
RELOC_NUMBER (R_IA64_DTPREL22, 0xb2) /* @dtprel(sym+add), imm22 */
RELOC_NUMBER (R_IA64_DTPREL64I, 0xb3) /* @dtprel(sym+add), imm64 */
RELOC_NUMBER (R_IA64_DTPREL32MSB, 0xb4) /* @dtprel(sym+add), data4 MSB */
RELOC_NUMBER (R_IA64_DTPREL32LSB, 0xb5) /* @dtprel(sym+add), data4 LSB */
RELOC_NUMBER (R_IA64_DTPREL64MSB, 0xb6) /* @dtprel(sym+add), data8 MSB */
RELOC_NUMBER (R_IA64_DTPREL64LSB, 0xb7) /* @dtprel(sym+add), data8 LSB */
RELOC_NUMBER (R_IA64_LTOFF_DTPREL22, 0xba) /* @ltoff(@dtprel(s+a)), imm22 */
FAKE_RELOC (R_IA64_MAX_RELOC_CODE, 0xba)
END_RELOC_NUMBERS (R_IA64_max)
#endif /* _ELF_IA64_H */
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