diff options
Diffstat (limited to 'include/elf/mips.h')
| -rw-r--r-- | include/elf/mips.h | 1048 |
1 files changed, 0 insertions, 1048 deletions
diff --git a/include/elf/mips.h b/include/elf/mips.h deleted file mode 100644 index 6f0c02212..000000000 --- a/include/elf/mips.h +++ /dev/null @@ -1,1048 +0,0 @@ -/* MIPS ELF support for BFD. - Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, - 2003, 2004, 2005, 2008, 2009, 2010 - Free Software Foundation, Inc. - - By Ian Lance Taylor, Cygnus Support, <ian@cygnus.com>, from - information in the System V Application Binary Interface, MIPS - Processor Supplement. - - 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 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; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, - MA 02110-1301, USA. */ - -/* This file holds definitions specific to the MIPS ELF ABI. Note - that most of this is not actually implemented by BFD. */ - -#ifndef _ELF_MIPS_H -#define _ELF_MIPS_H - -#include "elf/reloc-macros.h" - -/* Relocation types. */ -START_RELOC_NUMBERS (elf_mips_reloc_type) - RELOC_NUMBER (R_MIPS_NONE, 0) - RELOC_NUMBER (R_MIPS_16, 1) - RELOC_NUMBER (R_MIPS_32, 2) /* In Elf 64: alias R_MIPS_ADD */ - RELOC_NUMBER (R_MIPS_REL32, 3) /* In Elf 64: alias R_MIPS_REL */ - RELOC_NUMBER (R_MIPS_26, 4) - RELOC_NUMBER (R_MIPS_HI16, 5) - RELOC_NUMBER (R_MIPS_LO16, 6) - RELOC_NUMBER (R_MIPS_GPREL16, 7) /* In Elf 64: alias R_MIPS_GPREL */ - RELOC_NUMBER (R_MIPS_LITERAL, 8) - RELOC_NUMBER (R_MIPS_GOT16, 9) /* In Elf 64: alias R_MIPS_GOT */ - RELOC_NUMBER (R_MIPS_PC16, 10) - RELOC_NUMBER (R_MIPS_CALL16, 11) /* In Elf 64: alias R_MIPS_CALL */ - RELOC_NUMBER (R_MIPS_GPREL32, 12) - /* The remaining relocs are defined on Irix, although they are not - in the MIPS ELF ABI. */ - RELOC_NUMBER (R_MIPS_UNUSED1, 13) - RELOC_NUMBER (R_MIPS_UNUSED2, 14) - RELOC_NUMBER (R_MIPS_UNUSED3, 15) - RELOC_NUMBER (R_MIPS_SHIFT5, 16) - RELOC_NUMBER (R_MIPS_SHIFT6, 17) - RELOC_NUMBER (R_MIPS_64, 18) - RELOC_NUMBER (R_MIPS_GOT_DISP, 19) - RELOC_NUMBER (R_MIPS_GOT_PAGE, 20) - RELOC_NUMBER (R_MIPS_GOT_OFST, 21) - RELOC_NUMBER (R_MIPS_GOT_HI16, 22) - RELOC_NUMBER (R_MIPS_GOT_LO16, 23) - RELOC_NUMBER (R_MIPS_SUB, 24) - RELOC_NUMBER (R_MIPS_INSERT_A, 25) - RELOC_NUMBER (R_MIPS_INSERT_B, 26) - RELOC_NUMBER (R_MIPS_DELETE, 27) - RELOC_NUMBER (R_MIPS_HIGHER, 28) - RELOC_NUMBER (R_MIPS_HIGHEST, 29) - RELOC_NUMBER (R_MIPS_CALL_HI16, 30) - RELOC_NUMBER (R_MIPS_CALL_LO16, 31) - RELOC_NUMBER (R_MIPS_SCN_DISP, 32) - RELOC_NUMBER (R_MIPS_REL16, 33) - RELOC_NUMBER (R_MIPS_ADD_IMMEDIATE, 34) - RELOC_NUMBER (R_MIPS_PJUMP, 35) - RELOC_NUMBER (R_MIPS_RELGOT, 36) - RELOC_NUMBER (R_MIPS_JALR, 37) - /* TLS relocations. */ - RELOC_NUMBER (R_MIPS_TLS_DTPMOD32, 38) - RELOC_NUMBER (R_MIPS_TLS_DTPREL32, 39) - RELOC_NUMBER (R_MIPS_TLS_DTPMOD64, 40) - RELOC_NUMBER (R_MIPS_TLS_DTPREL64, 41) - RELOC_NUMBER (R_MIPS_TLS_GD, 42) - RELOC_NUMBER (R_MIPS_TLS_LDM, 43) - RELOC_NUMBER (R_MIPS_TLS_DTPREL_HI16, 44) - RELOC_NUMBER (R_MIPS_TLS_DTPREL_LO16, 45) - RELOC_NUMBER (R_MIPS_TLS_GOTTPREL, 46) - RELOC_NUMBER (R_MIPS_TLS_TPREL32, 47) - RELOC_NUMBER (R_MIPS_TLS_TPREL64, 48) - RELOC_NUMBER (R_MIPS_TLS_TPREL_HI16, 49) - RELOC_NUMBER (R_MIPS_TLS_TPREL_LO16, 50) - RELOC_NUMBER (R_MIPS_GLOB_DAT, 51) - FAKE_RELOC (R_MIPS_max, 52) - /* These relocs are used for the mips16. */ - FAKE_RELOC (R_MIPS16_min, 100) - RELOC_NUMBER (R_MIPS16_26, 100) - RELOC_NUMBER (R_MIPS16_GPREL, 101) - RELOC_NUMBER (R_MIPS16_GOT16, 102) - RELOC_NUMBER (R_MIPS16_CALL16, 103) - RELOC_NUMBER (R_MIPS16_HI16, 104) - RELOC_NUMBER (R_MIPS16_LO16, 105) - FAKE_RELOC (R_MIPS16_max, 106) - /* These relocations are specific to VxWorks. */ - RELOC_NUMBER (R_MIPS_COPY, 126) - RELOC_NUMBER (R_MIPS_JUMP_SLOT, 127) - /* This was a GNU extension used by embedded-PIC. It was co-opted by - mips-linux for exception-handling data. It is no longer used, but - should continue to be supported by the linker for backward - compatibility. (GCC stopped using it in May, 2004.) */ - RELOC_NUMBER (R_MIPS_PC32, 248) - /* FIXME: this relocation is used internally by gas. */ - RELOC_NUMBER (R_MIPS_GNU_REL16_S2, 250) - /* These are GNU extensions to enable C++ vtable garbage collection. */ - RELOC_NUMBER (R_MIPS_GNU_VTINHERIT, 253) - RELOC_NUMBER (R_MIPS_GNU_VTENTRY, 254) -END_RELOC_NUMBERS (R_MIPS_maxext) - -/* Processor specific flags for the ELF header e_flags field. */ - -/* At least one .noreorder directive appears in the source. */ -#define EF_MIPS_NOREORDER 0x00000001 - -/* File contains position independent code. */ -#define EF_MIPS_PIC 0x00000002 - -/* Code in file uses the standard calling sequence for calling - position independent code. */ -#define EF_MIPS_CPIC 0x00000004 - -/* ??? Unknown flag, set in IRIX 6's BSDdup2.o in libbsd.a. */ -#define EF_MIPS_XGOT 0x00000008 - -/* Code in file uses UCODE (obsolete) */ -#define EF_MIPS_UCODE 0x00000010 - -/* Code in file uses new ABI (-n32 on Irix 6). */ -#define EF_MIPS_ABI2 0x00000020 - -/* Process the .MIPS.options section first by ld */ -#define EF_MIPS_OPTIONS_FIRST 0x00000080 - -/* Architectural Extensions used by this file */ -#define EF_MIPS_ARCH_ASE 0x0f000000 - -/* Use MDMX multimedia extensions */ -#define EF_MIPS_ARCH_ASE_MDMX 0x08000000 - -/* Use MIPS-16 ISA extensions */ -#define EF_MIPS_ARCH_ASE_M16 0x04000000 - -/* Indicates code compiled for a 64-bit machine in 32-bit mode. - (regs are 32-bits wide.) */ -#define EF_MIPS_32BITMODE 0x00000100 - -/* Four bit MIPS architecture field. */ -#define EF_MIPS_ARCH 0xf0000000 - -/* -mips1 code. */ -#define E_MIPS_ARCH_1 0x00000000 - -/* -mips2 code. */ -#define E_MIPS_ARCH_2 0x10000000 - -/* -mips3 code. */ -#define E_MIPS_ARCH_3 0x20000000 - -/* -mips4 code. */ -#define E_MIPS_ARCH_4 0x30000000 - -/* -mips5 code. */ -#define E_MIPS_ARCH_5 0x40000000 - -/* -mips32 code. */ -#define E_MIPS_ARCH_32 0x50000000 - -/* -mips64 code. */ -#define E_MIPS_ARCH_64 0x60000000 - -/* -mips32r2 code. */ -#define E_MIPS_ARCH_32R2 0x70000000 - -/* -mips64r2 code. */ -#define E_MIPS_ARCH_64R2 0x80000000 - -/* The ABI of the file. Also see EF_MIPS_ABI2 above. */ -#define EF_MIPS_ABI 0x0000F000 - -/* The original o32 abi. */ -#define E_MIPS_ABI_O32 0x00001000 - -/* O32 extended to work on 64 bit architectures */ -#define E_MIPS_ABI_O64 0x00002000 - -/* EABI in 32 bit mode */ -#define E_MIPS_ABI_EABI32 0x00003000 - -/* EABI in 64 bit mode */ -#define E_MIPS_ABI_EABI64 0x00004000 - - -/* Machine variant if we know it. This field was invented at Cygnus, - but it is hoped that other vendors will adopt it. If some standard - is developed, this code should be changed to follow it. */ - -#define EF_MIPS_MACH 0x00FF0000 - -/* Cygnus is choosing values between 80 and 9F; - 00 - 7F should be left for a future standard; - the rest are open. */ - -#define E_MIPS_MACH_3900 0x00810000 -#define E_MIPS_MACH_4010 0x00820000 -#define E_MIPS_MACH_4100 0x00830000 -#define E_MIPS_MACH_4650 0x00850000 -#define E_MIPS_MACH_4120 0x00870000 -#define E_MIPS_MACH_4111 0x00880000 -#define E_MIPS_MACH_SB1 0x008a0000 -#define E_MIPS_MACH_OCTEON 0x008b0000 -#define E_MIPS_MACH_XLR 0x008c0000 -#define E_MIPS_MACH_OCTEON2 0x008d0000 -#define E_MIPS_MACH_5400 0x00910000 -#define E_MIPS_MACH_5500 0x00980000 -#define E_MIPS_MACH_9000 0x00990000 -#define E_MIPS_MACH_LS2E 0x00A00000 -#define E_MIPS_MACH_LS2F 0x00A10000 - -/* Processor specific section indices. These sections do not actually - exist. Symbols with a st_shndx field corresponding to one of these - values have a special meaning. */ - -/* Defined and allocated common symbol. Value is virtual address. If - relocated, alignment must be preserved. */ -#define SHN_MIPS_ACOMMON SHN_LORESERVE - -/* Defined and allocated text symbol. Value is virtual address. - Occur in the dynamic symbol table of Alpha OSF/1 and Irix 5 executables. */ -#define SHN_MIPS_TEXT (SHN_LORESERVE + 1) - -/* Defined and allocated data symbol. Value is virtual address. - Occur in the dynamic symbol table of Alpha OSF/1 and Irix 5 executables. */ -#define SHN_MIPS_DATA (SHN_LORESERVE + 2) - -/* Small common symbol. */ -#define SHN_MIPS_SCOMMON (SHN_LORESERVE + 3) - -/* Small undefined symbol. */ -#define SHN_MIPS_SUNDEFINED (SHN_LORESERVE + 4) - -/* Processor specific section types. */ - -/* Section contains the set of dynamic shared objects used when - statically linking. */ -#define SHT_MIPS_LIBLIST 0x70000000 - -/* I'm not sure what this is, but it's used on Irix 5. */ -#define SHT_MIPS_MSYM 0x70000001 - -/* Section contains list of symbols whose definitions conflict with - symbols defined in shared objects. */ -#define SHT_MIPS_CONFLICT 0x70000002 - -/* Section contains the global pointer table. */ -#define SHT_MIPS_GPTAB 0x70000003 - -/* Section contains microcode information. The exact format is - unspecified. */ -#define SHT_MIPS_UCODE 0x70000004 - -/* Section contains some sort of debugging information. The exact - format is unspecified. It's probably ECOFF symbols. */ -#define SHT_MIPS_DEBUG 0x70000005 - -/* Section contains register usage information. */ -#define SHT_MIPS_REGINFO 0x70000006 - -/* ??? */ -#define SHT_MIPS_PACKAGE 0x70000007 - -/* ??? */ -#define SHT_MIPS_PACKSYM 0x70000008 - -/* ??? */ -#define SHT_MIPS_RELD 0x70000009 - -/* Section contains interface information. */ -#define SHT_MIPS_IFACE 0x7000000b - -/* Section contains description of contents of another section. */ -#define SHT_MIPS_CONTENT 0x7000000c - -/* Section contains miscellaneous options. */ -#define SHT_MIPS_OPTIONS 0x7000000d - -/* ??? */ -#define SHT_MIPS_SHDR 0x70000010 - -/* ??? */ -#define SHT_MIPS_FDESC 0x70000011 - -/* ??? */ -#define SHT_MIPS_EXTSYM 0x70000012 - -/* ??? */ -#define SHT_MIPS_DENSE 0x70000013 - -/* ??? */ -#define SHT_MIPS_PDESC 0x70000014 - -/* ??? */ -#define SHT_MIPS_LOCSYM 0x70000015 - -/* ??? */ -#define SHT_MIPS_AUXSYM 0x70000016 - -/* ??? */ -#define SHT_MIPS_OPTSYM 0x70000017 - -/* ??? */ -#define SHT_MIPS_LOCSTR 0x70000018 - -/* ??? */ -#define SHT_MIPS_LINE 0x70000019 - -/* ??? */ -#define SHT_MIPS_RFDESC 0x7000001a - -/* Delta C++: symbol table */ -#define SHT_MIPS_DELTASYM 0x7000001b - -/* Delta C++: instance table */ -#define SHT_MIPS_DELTAINST 0x7000001c - -/* Delta C++: class table */ -#define SHT_MIPS_DELTACLASS 0x7000001d - -/* DWARF debugging section. */ -#define SHT_MIPS_DWARF 0x7000001e - -/* Delta C++: declarations */ -#define SHT_MIPS_DELTADECL 0x7000001f - -/* List of libraries the binary depends on. Includes a time stamp, version - number. */ -#define SHT_MIPS_SYMBOL_LIB 0x70000020 - -/* Events section. */ -#define SHT_MIPS_EVENTS 0x70000021 - -/* ??? */ -#define SHT_MIPS_TRANSLATE 0x70000022 - -/* Special pixie sections */ -#define SHT_MIPS_PIXIE 0x70000023 - -/* Address translation table (for debug info) */ -#define SHT_MIPS_XLATE 0x70000024 - -/* SGI internal address translation table (for debug info) */ -#define SHT_MIPS_XLATE_DEBUG 0x70000025 - -/* Intermediate code */ -#define SHT_MIPS_WHIRL 0x70000026 - -/* C++ exception handling region info */ -#define SHT_MIPS_EH_REGION 0x70000027 - -/* Obsolete address translation table (for debug info) */ -#define SHT_MIPS_XLATE_OLD 0x70000028 - -/* Runtime procedure descriptor table exception information (ucode) ??? */ -#define SHT_MIPS_PDR_EXCEPTION 0x70000029 - - -/* A section of type SHT_MIPS_LIBLIST contains an array of the - following structure. The sh_link field is the section index of the - string table. The sh_info field is the number of entries in the - section. */ -typedef struct -{ - /* String table index for name of shared object. */ - unsigned long l_name; - /* Time stamp. */ - unsigned long l_time_stamp; - /* Checksum of symbol names and common sizes. */ - unsigned long l_checksum; - /* String table index for version. */ - unsigned long l_version; - /* Flags. */ - unsigned long l_flags; -} Elf32_Lib; - -/* The external version of Elf32_Lib. */ -typedef struct -{ - unsigned char l_name[4]; - unsigned char l_time_stamp[4]; - unsigned char l_checksum[4]; - unsigned char l_version[4]; - unsigned char l_flags[4]; -} Elf32_External_Lib; - -/* The l_flags field of an Elf32_Lib structure may contain the - following flags. */ - -/* Require an exact match at runtime. */ -#define LL_EXACT_MATCH 0x00000001 - -/* Ignore version incompatibilities at runtime. */ -#define LL_IGNORE_INT_VER 0x00000002 - -/* Require matching minor version number. */ -#define LL_REQUIRE_MINOR 0x00000004 - -/* ??? */ -#define LL_EXPORTS 0x00000008 - -/* Delay loading of this library until really needed. */ -#define LL_DELAY_LOAD 0x00000010 - -/* ??? Delta C++ stuff ??? */ -#define LL_DELTA 0x00000020 - - -/* A section of type SHT_MIPS_CONFLICT is an array of indices into the - .dynsym section. Each element has the following type. */ -typedef unsigned long Elf32_Conflict; -typedef unsigned char Elf32_External_Conflict[4]; - -typedef unsigned long Elf64_Conflict; -typedef unsigned char Elf64_External_Conflict[8]; - -/* A section of type SHT_MIPS_GPTAB contains information about how - much GP space would be required for different -G arguments. This - information is only used so that the linker can provide informative - suggestions as to the best -G value to use. The sh_info field is - the index of the section for which this information applies. The - contents of the section are an array of the following union. The - first element uses the gt_header field. The remaining elements use - the gt_entry field. */ -typedef union -{ - struct - { - /* -G value actually used for this object file. */ - unsigned long gt_current_g_value; - /* Unused. */ - unsigned long gt_unused; - } gt_header; - struct - { - /* If this -G argument has been used... */ - unsigned long gt_g_value; - /* ...this many GP section bytes would be required. */ - unsigned long gt_bytes; - } gt_entry; -} Elf32_gptab; - -/* The external version of Elf32_gptab. */ - -typedef union -{ - struct - { - unsigned char gt_current_g_value[4]; - unsigned char gt_unused[4]; - } gt_header; - struct - { - unsigned char gt_g_value[4]; - unsigned char gt_bytes[4]; - } gt_entry; -} Elf32_External_gptab; - -/* A section of type SHT_MIPS_REGINFO contains the following - structure. */ -typedef struct -{ - /* Mask of general purpose registers used. */ - unsigned long ri_gprmask; - /* Mask of co-processor registers used. */ - unsigned long ri_cprmask[4]; - /* GP register value for this object file. */ - long ri_gp_value; -} Elf32_RegInfo; - -/* The external version of the Elf_RegInfo structure. */ -typedef struct -{ - unsigned char ri_gprmask[4]; - unsigned char ri_cprmask[4][4]; - unsigned char ri_gp_value[4]; -} Elf32_External_RegInfo; - -/* MIPS ELF .reginfo swapping routines. */ -extern void bfd_mips_elf32_swap_reginfo_in - (bfd *, const Elf32_External_RegInfo *, Elf32_RegInfo *); -extern void bfd_mips_elf32_swap_reginfo_out - (bfd *, const Elf32_RegInfo *, Elf32_External_RegInfo *); - -/* Processor specific section flags. */ - -/* This section must be in the global data area. */ -#define SHF_MIPS_GPREL 0x10000000 - -/* This section should be merged. */ -#define SHF_MIPS_MERGE 0x20000000 - -/* This section contains address data of size implied by section - element size. */ -#define SHF_MIPS_ADDR 0x40000000 - -/* This section contains string data. */ -#define SHF_MIPS_STRING 0x80000000 - -/* This section may not be stripped. */ -#define SHF_MIPS_NOSTRIP 0x08000000 - -/* This section is local to threads. */ -#define SHF_MIPS_LOCAL 0x04000000 - -/* Linker should generate implicit weak names for this section. */ -#define SHF_MIPS_NAMES 0x02000000 - -/* Section contais text/data which may be replicated in other sections. - Linker should retain only one copy. */ -#define SHF_MIPS_NODUPES 0x01000000 - -/* Processor specific program header types. */ - -/* Register usage information. Identifies one .reginfo section. */ -#define PT_MIPS_REGINFO 0x70000000 - -/* Runtime procedure table. */ -#define PT_MIPS_RTPROC 0x70000001 - -/* .MIPS.options section. */ -#define PT_MIPS_OPTIONS 0x70000002 - -/* Processor specific dynamic array tags. */ - -/* 32 bit version number for runtime linker interface. */ -#define DT_MIPS_RLD_VERSION 0x70000001 - -/* Time stamp. */ -#define DT_MIPS_TIME_STAMP 0x70000002 - -/* Checksum of external strings and common sizes. */ -#define DT_MIPS_ICHECKSUM 0x70000003 - -/* Index of version string in string table. */ -#define DT_MIPS_IVERSION 0x70000004 - -/* 32 bits of flags. */ -#define DT_MIPS_FLAGS 0x70000005 - -/* Base address of the segment. */ -#define DT_MIPS_BASE_ADDRESS 0x70000006 - -/* ??? */ -#define DT_MIPS_MSYM 0x70000007 - -/* Address of .conflict section. */ -#define DT_MIPS_CONFLICT 0x70000008 - -/* Address of .liblist section. */ -#define DT_MIPS_LIBLIST 0x70000009 - -/* Number of local global offset table entries. */ -#define DT_MIPS_LOCAL_GOTNO 0x7000000a - -/* Number of entries in the .conflict section. */ -#define DT_MIPS_CONFLICTNO 0x7000000b - -/* Number of entries in the .liblist section. */ -#define DT_MIPS_LIBLISTNO 0x70000010 - -/* Number of entries in the .dynsym section. */ -#define DT_MIPS_SYMTABNO 0x70000011 - -/* Index of first external dynamic symbol not referenced locally. */ -#define DT_MIPS_UNREFEXTNO 0x70000012 - -/* Index of first dynamic symbol in global offset table. */ -#define DT_MIPS_GOTSYM 0x70000013 - -/* Number of page table entries in global offset table. */ -#define DT_MIPS_HIPAGENO 0x70000014 - -/* Address of run time loader map, used for debugging. */ -#define DT_MIPS_RLD_MAP 0x70000016 - -/* Delta C++ class definition. */ -#define DT_MIPS_DELTA_CLASS 0x70000017 - -/* Number of entries in DT_MIPS_DELTA_CLASS. */ -#define DT_MIPS_DELTA_CLASS_NO 0x70000018 - -/* Delta C++ class instances. */ -#define DT_MIPS_DELTA_INSTANCE 0x70000019 - -/* Number of entries in DT_MIPS_DELTA_INSTANCE. */ -#define DT_MIPS_DELTA_INSTANCE_NO 0x7000001a - -/* Delta relocations. */ -#define DT_MIPS_DELTA_RELOC 0x7000001b - -/* Number of entries in DT_MIPS_DELTA_RELOC. */ -#define DT_MIPS_DELTA_RELOC_NO 0x7000001c - -/* Delta symbols that Delta relocations refer to. */ -#define DT_MIPS_DELTA_SYM 0x7000001d - -/* Number of entries in DT_MIPS_DELTA_SYM. */ -#define DT_MIPS_DELTA_SYM_NO 0x7000001e - -/* Delta symbols that hold class declarations. */ -#define DT_MIPS_DELTA_CLASSSYM 0x70000020 - -/* Number of entries in DT_MIPS_DELTA_CLASSSYM. */ -#define DT_MIPS_DELTA_CLASSSYM_NO 0x70000021 - -/* Flags indicating information about C++ flavor. */ -#define DT_MIPS_CXX_FLAGS 0x70000022 - -/* Pixie information (???). */ -#define DT_MIPS_PIXIE_INIT 0x70000023 - -/* Address of .MIPS.symlib */ -#define DT_MIPS_SYMBOL_LIB 0x70000024 - -/* The GOT index of the first PTE for a segment */ -#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 - -/* The GOT index of the first PTE for a local symbol */ -#define DT_MIPS_LOCAL_GOTIDX 0x70000026 - -/* The GOT index of the first PTE for a hidden symbol */ -#define DT_MIPS_HIDDEN_GOTIDX 0x70000027 - -/* The GOT index of the first PTE for a protected symbol */ -#define DT_MIPS_PROTECTED_GOTIDX 0x70000028 - -/* Address of `.MIPS.options'. */ -#define DT_MIPS_OPTIONS 0x70000029 - -/* Address of `.interface'. */ -#define DT_MIPS_INTERFACE 0x7000002a - -/* ??? */ -#define DT_MIPS_DYNSTR_ALIGN 0x7000002b - -/* Size of the .interface section. */ -#define DT_MIPS_INTERFACE_SIZE 0x7000002c - -/* Size of rld_text_resolve function stored in the GOT. */ -#define DT_MIPS_RLD_TEXT_RESOLVE_ADDR 0x7000002d - -/* Default suffix of DSO to be added by rld on dlopen() calls. */ -#define DT_MIPS_PERF_SUFFIX 0x7000002e - -/* Size of compact relocation section (O32). */ -#define DT_MIPS_COMPACT_SIZE 0x7000002f - -/* GP value for auxiliary GOTs. */ -#define DT_MIPS_GP_VALUE 0x70000030 - -/* Address of auxiliary .dynamic. */ -#define DT_MIPS_AUX_DYNAMIC 0x70000031 - -/* Address of the base of the PLTGOT. */ -#define DT_MIPS_PLTGOT 0x70000032 - -/* Points to the base of a writable PLT. */ -#define DT_MIPS_RWPLT 0x70000034 - -/* Flags which may appear in a DT_MIPS_FLAGS entry. */ - -/* No flags. */ -#define RHF_NONE 0x00000000 - -/* Uses shortcut pointers. */ -#define RHF_QUICKSTART 0x00000001 - -/* Hash size is not a power of two. */ -#define RHF_NOTPOT 0x00000002 - -/* Ignore LD_LIBRARY_PATH. */ -#define RHS_NO_LIBRARY_REPLACEMENT 0x00000004 - -/* DSO address may not be relocated. */ -#define RHF_NO_MOVE 0x00000008 - -/* SGI specific features. */ -#define RHF_SGI_ONLY 0x00000010 - -/* Guarantee that .init will finish executing before any non-init - code in DSO is called. */ -#define RHF_GUARANTEE_INIT 0x00000020 - -/* Contains Delta C++ code. */ -#define RHF_DELTA_C_PLUS_PLUS 0x00000040 - -/* Guarantee that .init will start executing before any non-init - code in DSO is called. */ -#define RHF_GUARANTEE_START_INIT 0x00000080 - -/* Generated by pixie. */ -#define RHF_PIXIE 0x00000100 - -/* Delay-load DSO by default. */ -#define RHF_DEFAULT_DELAY_LOAD 0x00000200 - -/* Object may be requickstarted */ -#define RHF_REQUICKSTART 0x00000400 - -/* Object has been requickstarted */ -#define RHF_REQUICKSTARTED 0x00000800 - -/* Generated by cord. */ -#define RHF_CORD 0x00001000 - -/* Object contains no unresolved undef symbols. */ -#define RHF_NO_UNRES_UNDEF 0x00002000 - -/* Symbol table is in a safe order. */ -#define RHF_RLD_ORDER_SAFE 0x00004000 - -/* Special values for the st_other field in the symbol table. These - are used in an Irix 5 dynamic symbol table. */ - -#define STO_DEFAULT STV_DEFAULT -#define STO_INTERNAL STV_INTERNAL -#define STO_HIDDEN STV_HIDDEN -#define STO_PROTECTED STV_PROTECTED - -/* The MIPS psABI was updated in 2008 with support for PLTs and copy - relocs. There are therefore two types of nonzero SHN_UNDEF functions: - PLT entries and traditional MIPS lazy binding stubs. We mark the former - with STO_MIPS_PLT to distinguish them from the latter. */ -#define STO_MIPS_PLT 0x8 - -/* This value is used to mark PIC functions in an object that mixes - PIC and non-PIC. */ -#define STO_MIPS_PIC 0x20 -#define ELF_ST_IS_MIPS_PIC(OTHER) \ - (((OTHER) & ~ELF_ST_VISIBILITY (-1)) == STO_MIPS_PIC) -#define ELF_ST_SET_MIPS_PIC(OTHER) \ - (STO_MIPS_PIC | ELF_ST_VISIBILITY (OTHER)) - -/* This value is used for a mips16 .text symbol. */ -#define STO_MIPS16 0xf0 -#define ELF_ST_IS_MIPS16(OTHER) (((OTHER) & 0xf0) == STO_MIPS16) -#define ELF_ST_SET_MIPS16(OTHER) (((OTHER) & ~0xf0) | STO_MIPS16) - -/* This bit is used on Irix to indicate a symbol whose definition - is optional - if, at final link time, it cannot be found, no - error message should be produced. */ -#define STO_OPTIONAL (1 << 2) -/* A macro to examine the STO_OPTIONAL bit. */ -#define ELF_MIPS_IS_OPTIONAL(other) ((other) & STO_OPTIONAL) - -/* The 64-bit MIPS ELF ABI uses an unusual reloc format. Each - relocation entry specifies up to three actual relocations, all at - the same address. The first relocation which required a symbol - uses the symbol in the r_sym field. The second relocation which - requires a symbol uses the symbol in the r_ssym field. If all - three relocations require a symbol, the third one uses a zero - value. */ - -/* An entry in a 64 bit SHT_REL section. */ - -typedef struct -{ - /* Address of relocation. */ - unsigned char r_offset[8]; - /* Symbol index. */ - unsigned char r_sym[4]; - /* Special symbol. */ - unsigned char r_ssym[1]; - /* Third relocation. */ - unsigned char r_type3[1]; - /* Second relocation. */ - unsigned char r_type2[1]; - /* First relocation. */ - unsigned char r_type[1]; -} Elf64_Mips_External_Rel; - -typedef struct -{ - /* Address of relocation. */ - bfd_vma r_offset; - /* Symbol index. */ - unsigned long r_sym; - /* Special symbol. */ - unsigned char r_ssym; - /* Third relocation. */ - unsigned char r_type3; - /* Second relocation. */ - unsigned char r_type2; - /* First relocation. */ - unsigned char r_type; -} Elf64_Mips_Internal_Rel; - -/* An entry in a 64 bit SHT_RELA section. */ - -typedef struct -{ - /* Address of relocation. */ - unsigned char r_offset[8]; - /* Symbol index. */ - unsigned char r_sym[4]; - /* Special symbol. */ - unsigned char r_ssym[1]; - /* Third relocation. */ - unsigned char r_type3[1]; - /* Second relocation. */ - unsigned char r_type2[1]; - /* First relocation. */ - unsigned char r_type[1]; - /* Addend. */ - unsigned char r_addend[8]; -} Elf64_Mips_External_Rela; - -typedef struct -{ - /* Address of relocation. */ - bfd_vma r_offset; - /* Symbol index. */ - unsigned long r_sym; - /* Special symbol. */ - unsigned char r_ssym; - /* Third relocation. */ - unsigned char r_type3; - /* Second relocation. */ - unsigned char r_type2; - /* First relocation. */ - unsigned char r_type; - /* Addend. */ - bfd_signed_vma r_addend; -} Elf64_Mips_Internal_Rela; - -/* MIPS ELF 64 relocation info access macros. */ -#define ELF64_MIPS_R_SSYM(i) (((i) >> 24) & 0xff) -#define ELF64_MIPS_R_TYPE3(i) (((i) >> 16) & 0xff) -#define ELF64_MIPS_R_TYPE2(i) (((i) >> 8) & 0xff) -#define ELF64_MIPS_R_TYPE(i) ((i) & 0xff) - -/* Values found in the r_ssym field of a relocation entry. */ - -/* No relocation. */ -#define RSS_UNDEF 0 - -/* Value of GP. */ -#define RSS_GP 1 - -/* Value of GP in object being relocated. */ -#define RSS_GP0 2 - -/* Address of location being relocated. */ -#define RSS_LOC 3 - -/* A SHT_MIPS_OPTIONS section contains a series of options, each of - which starts with this header. */ - -typedef struct -{ - /* Type of option. */ - unsigned char kind[1]; - /* Size of option descriptor, including header. */ - unsigned char size[1]; - /* Section index of affected section, or 0 for global option. */ - unsigned char section[2]; - /* Information specific to this kind of option. */ - unsigned char info[4]; -} Elf_External_Options; - -typedef struct -{ - /* Type of option. */ - unsigned char kind; - /* Size of option descriptor, including header. */ - unsigned char size; - /* Section index of affected section, or 0 for global option. */ - unsigned short section; - /* Information specific to this kind of option. */ - unsigned long info; -} Elf_Internal_Options; - -/* MIPS ELF option header swapping routines. */ -extern void bfd_mips_elf_swap_options_in - (bfd *, const Elf_External_Options *, Elf_Internal_Options *); -extern void bfd_mips_elf_swap_options_out - (bfd *, const Elf_Internal_Options *, Elf_External_Options *); - -/* Values which may appear in the kind field of an Elf_Options - structure. */ - -/* Undefined. */ -#define ODK_NULL 0 - -/* Register usage and GP value. */ -#define ODK_REGINFO 1 - -/* Exception processing information. */ -#define ODK_EXCEPTIONS 2 - -/* Section padding information. */ -#define ODK_PAD 3 - -/* Hardware workarounds performed. */ -#define ODK_HWPATCH 4 - -/* Fill value used by the linker. */ -#define ODK_FILL 5 - -/* Reserved space for desktop tools. */ -#define ODK_TAGS 6 - -/* Hardware workarounds, AND bits when merging. */ -#define ODK_HWAND 7 - -/* Hardware workarounds, OR bits when merging. */ -#define ODK_HWOR 8 - -/* GP group to use for text/data sections. */ -#define ODK_GP_GROUP 9 - -/* ID information. */ -#define ODK_IDENT 10 - -/* In the 32 bit ABI, an ODK_REGINFO option is just a Elf32_RegInfo - structure. In the 64 bit ABI, it is the following structure. The - info field of the options header is not used. */ - -typedef struct -{ - /* Mask of general purpose registers used. */ - unsigned char ri_gprmask[4]; - /* Padding. */ - unsigned char ri_pad[4]; - /* Mask of co-processor registers used. */ - unsigned char ri_cprmask[4][4]; - /* GP register value for this object file. */ - unsigned char ri_gp_value[8]; -} Elf64_External_RegInfo; - -typedef struct -{ - /* Mask of general purpose registers used. */ - unsigned long ri_gprmask; - /* Padding. */ - unsigned long ri_pad; - /* Mask of co-processor registers used. */ - unsigned long ri_cprmask[4]; - /* GP register value for this object file. */ - bfd_vma ri_gp_value; -} Elf64_Internal_RegInfo; - -typedef struct -{ - /* The hash value computed from the name of the corresponding - dynamic symbol. */ - unsigned char ms_hash_value[4]; - /* Contains both the dynamic relocation index and the symbol flags - field. The macros ELF32_MS_REL_INDEX and ELF32_MS_FLAGS are used - to access the individual values. The dynamic relocation index - identifies the first entry in the .rel.dyn section that - references the dynamic symbol corresponding to this msym entry. - If the index is 0, no dynamic relocations are associated with the - symbol. The symbol flags field is reserved for future use. */ - unsigned char ms_info[4]; -} Elf32_External_Msym; - -typedef struct -{ - /* The hash value computed from the name of the corresponding - dynamic symbol. */ - unsigned long ms_hash_value; - /* Contains both the dynamic relocation index and the symbol flags - field. The macros ELF32_MS_REL_INDEX and ELF32_MS_FLAGS are used - to access the individual values. The dynamic relocation index - identifies the first entry in the .rel.dyn section that - references the dynamic symbol corresponding to this msym entry. - If the index is 0, no dynamic relocations are associated with the - symbol. The symbol flags field is reserved for future use. */ - unsigned long ms_info; -} Elf32_Internal_Msym; - -#define ELF32_MS_REL_INDEX(i) ((i) >> 8) -#define ELF32_MS_FLAGS(i) (i) & 0xff) -#define ELF32_MS_INFO(r, f) (((r) << 8) + ((f) & 0xff)) - -/* MIPS ELF reginfo swapping routines. */ -extern void bfd_mips_elf64_swap_reginfo_in - (bfd *, const Elf64_External_RegInfo *, Elf64_Internal_RegInfo *); -extern void bfd_mips_elf64_swap_reginfo_out - (bfd *, const Elf64_Internal_RegInfo *, Elf64_External_RegInfo *); - -/* Masks for the info work of an ODK_EXCEPTIONS descriptor. */ -#define OEX_FPU_MIN 0x1f /* FPEs which must be enabled. */ -#define OEX_FPU_MAX 0x1f00 /* FPEs which may be enabled. */ -#define OEX_PAGE0 0x10000 /* Page zero must be mapped. */ -#define OEX_SMM 0x20000 /* Force sequential memory mode. */ -#define OEX_FPDBUG 0x40000 /* Force precise floating-point - exceptions (debug mode). */ -#define OEX_DISMISS 0x80000 /* Dismiss invalid address faults. */ - -/* Masks of the FP exceptions for OEX_FPU_MIN and OEX_FPU_MAX. */ -#define OEX_FPU_INVAL 0x10 /* Invalid operation exception. */ -#define OEX_FPU_DIV0 0x08 /* Division by zero exception. */ -#define OEX_FPU_OFLO 0x04 /* Overflow exception. */ -#define OEX_FPU_UFLO 0x02 /* Underflow exception. */ -#define OEX_FPU_INEX 0x01 /* Inexact exception. */ - -/* Masks for the info word of an ODK_PAD descriptor. */ -#define OPAD_PREFIX 0x01 -#define OPAD_POSTFIX 0x02 -#define OPAD_SYMBOL 0x04 - -/* Masks for the info word of an ODK_HWPATCH descriptor. */ -#define OHW_R4KEOP 0x00000001 /* R4000 end-of-page patch. */ -#define OHW_R8KPFETCH 0x00000002 /* May need R8000 prefetch patch. */ -#define OHW_R5KEOP 0x00000004 /* R5000 end-of-page patch. */ -#define OHW_R5KCVTL 0x00000008 /* R5000 cvt.[ds].l bug - (clean == 1). */ -#define OHW_R10KLDL 0x00000010 /* Needs R10K misaligned - load patch. */ - -/* Masks for the info word of an ODK_IDENT/ODK_GP_GROUP descriptor. */ -#define OGP_GROUP 0x0000ffff /* GP group number. */ -#define OGP_SELF 0xffff0000 /* Self-contained GP groups. */ - -/* Masks for the info word of an ODK_HWAND/ODK_HWOR descriptor. */ -#define OHWA0_R4KEOP_CHECKED 0x00000001 -#define OHWA0_R4KEOP_CLEAN 0x00000002 - - -/* Object attribute tags. */ -enum -{ - /* 0-3 are generic. */ - Tag_GNU_MIPS_ABI_FP = 4, /* Value 1 for hard-float -mdouble-float, 2 - for hard-float -msingle-float, 3 for - soft-float, 4 for -mips32r2 -mfp64; 0 for - not tagged or not using any ABIs affected - by the differences. */ -}; - -#endif /* _ELF_MIPS_H */ |