diff options
Diffstat (limited to 'include/elf/mips.h')
| -rwxr-xr-x | include/elf/mips.h | 856 |
1 files changed, 0 insertions, 856 deletions
diff --git a/include/elf/mips.h b/include/elf/mips.h deleted file mode 100755 index c87424b..0000000 --- a/include/elf/mips.h +++ /dev/null @@ -1,856 +0,0 @@ -/* MIPS ELF support for BFD. - Copyright (C) 1993, 1994, 1995, 1996, 1998 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 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. */ - -/* 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) - RELOC_NUMBER (R_MIPS_REL32, 3) - RELOC_NUMBER (R_MIPS_26, 4) - RELOC_NUMBER (R_MIPS_HI16, 5) - RELOC_NUMBER (R_MIPS_LO16, 6) - RELOC_NUMBER (R_MIPS_GPREL16, 7) - RELOC_NUMBER (R_MIPS_LITERAL, 8) - RELOC_NUMBER (R_MIPS_GOT16, 9) - RELOC_NUMBER (R_MIPS_PC16, 10) - RELOC_NUMBER (R_MIPS_CALL16, 11) - 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) - RELOC_NUMBER (R_MIPS_max, 38) - /* These relocs are used for the mips16. */ - RELOC_NUMBER (R_MIPS16_26, 100) - RELOC_NUMBER (R_MIPS16_GPREL, 101) - /* 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 - -/* 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 - -/* Code in file uses new ABI (-n32 on Irix 6). */ -#define EF_MIPS_ABI2 0x00000020 - -/* 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 - -/* 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_5400 0x00910000 - -/* 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 0xff00 - -/* 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 0xff01 - -/* 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 0xff02 - -/* Small common symbol. */ -#define SHN_MIPS_SCOMMON 0xff03 - -/* Small undefined symbol. */ -#define SHN_MIPS_SUNDEFINED 0xff04 - -/* 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 - -/* ??? */ -#define SHT_MIPS_DELTASYM 0x7000001b - -/* ??? */ -#define SHT_MIPS_DELTAINST 0x7000001c - -/* ??? */ -#define SHT_MIPS_DELTACLASS 0x7000001d - -/* DWARF debugging section. */ -#define SHT_MIPS_DWARF 0x7000001e - -/* ??? */ -#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 - -/* ??? */ -#define SHT_MIPS_PIXIE 0x70000023 - -/* ??? */ -#define SHT_MIPS_XLATE 0x70000024 - -/* ??? */ -#define SHT_MIPS_XLATE_DEBUG 0x70000025 - -/* ??? */ -#define SHT_MIPS_WHIRL 0x70000026 - -/* ??? */ -#define SHT_MIPS_EH_REGION 0x70000027 - -/* ??? */ -#define SHT_MIPS_XLATE_OLD 0x70000028 - -/* ??? */ -#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 - PARAMS ((bfd *, const Elf32_External_RegInfo *, Elf32_RegInfo *)); -extern void bfd_mips_elf32_swap_reginfo_out - PARAMS ((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 32 bit addresses. */ -#define SHF_MIPS_ADDR32 0x40000000 - -/* This section contains 64 bit addresses. */ -#define SHF_MIPS_ADDR64 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 - -/* 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 - -/* Options (for what ???). */ -#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 - -/* ??? */ -#define DT_MIPS_SYMBOL_LIB 0x70000024 - -/* ??? */ -#define DT_MIPS_LOCALPAGE_GOTIDX 0x70000025 - -/* ??? */ -#define DT_MIPS_LOCAL_GOTIDX 0x70000026 - -/* ??? */ -#define DT_MIPS_HIDDEN_GOTIDX 0x70000027 - -/* ??? */ -#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 - -/* 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 - -#define RHF_NO_MOVE 0x00000008 -#define RHF_SGI_ONLY 0x00000010 -#define RHF_GUARANTEE_INIT 0x00000020 -#define RHF_DELTA_C_PLUS_PLUS 0x00000040 -#define RHF_GUARANTEE_START_INIT 0x00000080 -#define RHF_PIXIE 0x00000100 -#define RHF_DEFAULT_DELAY_LOAD 0x00000200 -#define RHF_REQUICKSTART 0x00000400 -#define RHF_REQUICKSTARTED 0x00000800 -#define RHF_CORD 0x00001000 -#define RHF_NO_UNRES_UNDEF 0x00002000 -#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 0x00 -#define STO_INTERNAL 0x01 -#define STO_HIDDEN 0x02 -#define STO_PROTECTED 0x03 - -/* This value is used for a mips16 .text symbol. */ -#define STO_MIPS16 0xf0 - -/* 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; - -/* 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 - PARAMS ((bfd *, const Elf_External_Options *, Elf_Internal_Options *)); -extern void bfd_mips_elf_swap_options_out - PARAMS ((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; - -/* MIPS ELF reginfo swapping routines. */ -extern void bfd_mips_elf64_swap_reginfo_in - PARAMS ((bfd *, const Elf64_External_RegInfo *, Elf64_Internal_RegInfo *)); -extern void bfd_mips_elf64_swap_reginfo_out - PARAMS ((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 floating-point 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 0x01 /* R4000 end-of-page patch. */ -#define OHW_R8KPFETCH 0x02 /* May need R8000 prefetch patch. */ -#define OHW_R5KEOP 0x04 /* R5000 end-of-page patch. */ -#define OHW_R5KCVTL 0x08 /* R5000 cvt.[ds].l bug (clean == 1). */ - -/* 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 - - -#endif /* _ELF_MIPS_H */ |