/* ELF support for BFD.
- Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
- 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
- Free Software Foundation, Inc.
+ Copyright (C) 1991-2016 Free Software Foundation, Inc.
Written by Fred Fish @ Cygnus Support, from information published
in "UNIX System V Release 4, Programmers Guide: ANSI C and
#define ELFOSABI_NONE 0 /* UNIX System V ABI */
#define ELFOSABI_HPUX 1 /* HP-UX operating system */
#define ELFOSABI_NETBSD 2 /* NetBSD */
-#define ELFOSABI_LINUX 3 /* GNU/Linux */
-#define ELFOSABI_HURD 4 /* GNU/Hurd */
+#define ELFOSABI_GNU 3 /* GNU */
+#define ELFOSABI_LINUX 3 /* Alias for ELFOSABI_GNU */
#define ELFOSABI_SOLARIS 6 /* Solaris */
#define ELFOSABI_AIX 7 /* AIX */
#define ELFOSABI_IRIX 8 /* IRIX */
#define ELFOSABI_NSK 14 /* Hewlett-Packard Non-Stop Kernel */
#define ELFOSABI_AROS 15 /* AROS */
#define ELFOSABI_FENIXOS 16 /* FenixOS */
+#define ELFOSABI_CLOUDABI 17 /* Nuxi CloudABI */
#define ELFOSABI_C6000_ELFABI 64 /* Bare-metal TMS320C6000 */
#define ELFOSABI_C6000_LINUX 65 /* Linux TMS320C6000 */
#define ELFOSABI_ARM 97 /* ARM */
#define EM_386 3 /* Intel 80386 */
#define EM_68K 4 /* Motorola m68k family */
#define EM_88K 5 /* Motorola m88k family */
-#define EM_486 6 /* Intel 80486 *//* Reserved for future use */
+#define EM_IAMCU 6 /* Intel MCU */
#define EM_860 7 /* Intel 80860 */
#define EM_MIPS 8 /* MIPS R3000 (officially, big-endian only) */
#define EM_S370 9 /* IBM System/370 */
#define EM_MN10300 89 /* Matsushita MN10300 */
#define EM_MN10200 90 /* Matsushita MN10200 */
#define EM_PJ 91 /* picoJava */
-#define EM_OPENRISC 92 /* OpenRISC 32-bit embedded processor */
-#define EM_ARC_A5 93 /* ARC Cores Tangent-A5 */
+#define EM_OR1K 92 /* OpenRISC 1000 32-bit embedded processor */
+#define EM_ARC_COMPACT 93 /* ARC International ARCompact processor */
#define EM_XTENSA 94 /* Tensilica Xtensa Architecture */
#define EM_VIDEOCORE 95 /* Alphamosaic VideoCore processor */
#define EM_TMM_GPP 96 /* Thompson Multimedia General Purpose Processor */
#define EM_MANIK 171 /* M2000 Reconfigurable RISC Microprocessor */
#define EM_CRAYNV2 172 /* Cray Inc. NV2 vector architecture */
#define EM_RX 173 /* Renesas RX family */
-#define EM_METAG 174 /* Imagination Technologies META processor architecture */
+#define EM_METAG 174 /* Imagination Technologies Meta processor architecture */
#define EM_MCST_ELBRUS 175 /* MCST Elbrus general purpose hardware architecture */
#define EM_ECOG16 176 /* Cyan Technology eCOG16 family */
#define EM_CR16 177 /* National Semiconductor CompactRISC 16-bit processor */
#define EM_ETPU 178 /* Freescale Extended Time Processing Unit */
#define EM_SLE9X 179 /* Infineon Technologies SLE9X core */
#define EM_L1OM 180 /* Intel L1OM */
-#define EM_INTEL181 181 /* Reserved by Intel */
+#define EM_K1OM 181 /* Intel K1OM */
#define EM_INTEL182 182 /* Reserved by Intel */
-#define EM_res183 183 /* Reserved by ARM */
-#define EM_res184 184 /* Reserved by ARM */
+#define EM_AARCH64 183 /* ARM 64-bit architecture */
+#define EM_ARM184 184 /* Reserved by ARM */
#define EM_AVR32 185 /* Atmel Corporation 32-bit microprocessor family */
#define EM_STM8 186 /* STMicroeletronics STM8 8-bit microcontroller */
#define EM_TILE64 187 /* Tilera TILE64 multicore architecture family */
#define EM_MICROBLAZE 189 /* Xilinx MicroBlaze 32-bit RISC soft processor core */
#define EM_CUDA 190 /* NVIDIA CUDA architecture */
#define EM_TILEGX 191 /* Tilera TILE-Gx multicore architecture family */
+#define EM_ARC_COMPACT2 195 /* Synopsys ARCompact V2 */
+#define EM_RL78 197 /* Renesas RL78 family. */
+#define EM_78K0R 199 /* Renesas 78K0R. */
+#define EM_INTEL205 205 /* Reserved by Intel */
+#define EM_INTEL206 206 /* Reserved by Intel */
+#define EM_INTEL207 207 /* Reserved by Intel */
+#define EM_INTEL208 208 /* Reserved by Intel */
+#define EM_INTEL209 209 /* Reserved by Intel */
+#define EM_VISIUM 221 /* Controls and Data Services VISIUMcore processor */
+#define EM_FT32 222 /* FTDI Chip FT32 high performance 32-bit RISC architecture */
+#define EM_MOXIE 223 /* Moxie processor family */
/* If it is necessary to assign new unofficial EM_* values, please pick large
random numbers (0x8523, 0xa7f2, etc.) to minimize the chances of collision
/* FR30 magic number - no EABI available. */
#define EM_CYGNUS_FR30 0x3330
-/* OpenRISC magic number. Written in the absense of an ABI. */
-#define EM_OPENRISC_OLD 0x3426
-
/* DLX magic number. Written in the absense of an ABI. */
#define EM_DLX 0x5aa5
/* Ubicom IP2xxx; Written in the absense of an ABI. */
#define EM_IP2K_OLD 0x8217
-/* (Deprecated) Temporary number for the OpenRISC processor. */
-#define EM_OR32 0x8472
-
/* Cygnus PowerPC ELF backend. Written in the absence of an ABI. */
#define EM_CYGNUS_POWERPC 0x9025
#define EM_CYGNUS_MEP 0xF00D /* Toshiba MeP */
-#define EM_MOXIE 0xFEED /* Moxie */
+/* Old, unofficial value for Moxie. */
+#define EM_MOXIE_OLD 0xFEED
/* Old Sunplus S+core7 backend magic number. Written in the absence of an ABI. */
#define EM_SCORE_OLD 95
#define EM_MICROBLAZE_OLD 0xbaab /* Old MicroBlaze */
+#define EM_ADAPTEVA_EPIPHANY 0x1223 /* Adapteva's Epiphany architecture. */
+
+/* Old constant that might be in use by some software. */
+#define EM_OPENRISC EM_OR1K
+
/* See the above comment before you add a new EM_* value here. */
/* Values for e_version. */
#define SHF_OS_NONCONFORMING (1 << 8) /* OS specific processing required */
#define SHF_GROUP (1 << 9) /* Member of a section group */
#define SHF_TLS (1 << 10) /* Thread local storage section */
+#define SHF_COMPRESSED (1 << 11) /* Section with compressed data */
/* #define SHF_MASKOS 0x0F000000 *//* OS-specific semantics */
#define SHF_MASKOS 0x0FF00000 /* New value, Oct 4, 1999 Draft */
+#define SHF_GNU_BUILD_NOTE (1 << 20) /* Section contains GNU BUILD ATTRIBUTE notes. */
#define SHF_MASKPROC 0xF0000000 /* Processor-specific semantics */
/* This used to be implemented as a processor specific section flag.
are not to be further
relocated. */
+/* Compression types */
+#define ELFCOMPRESS_ZLIB 1 /* Compressed with zlib. */
+#define ELFCOMPRESS_LOOS 0x60000000 /* OS-specific semantics, lo */
+#define ELFCOMPRESS_HIOS 0x6FFFFFFF /* OS-specific semantics, hi */
+#define ELFCOMPRESS_LOPROC 0x70000000 /* Processor-specific semantics, lo */
+#define ELFCOMPRESS_HIPROC 0x7FFFFFFF /* Processor-specific semantics, hi */
+
/* Values of note segment descriptor types for core files. */
#define NT_PRSTATUS 1 /* Contains copy of prstatus struct */
/* note name must be "LINUX". */
#define NT_PPC_VSX 0x102 /* PowerPC VSX registers */
/* note name must be "LINUX". */
+#define NT_386_TLS 0x200 /* x86 TLS information */
+ /* note name must be "LINUX". */
+#define NT_386_IOPERM 0x201 /* x86 io permissions */
+ /* note name must be "LINUX". */
#define NT_X86_XSTATE 0x202 /* x86 XSAVE extended state */
/* note name must be "LINUX". */
#define NT_S390_HIGH_GPRS 0x300 /* S/390 upper halves of GPRs */
/* note name must be "LINUX". */
#define NT_S390_PREFIX 0x305 /* S390 prefix register */
/* note name must be "LINUX". */
+#define NT_S390_LAST_BREAK 0x306 /* S390 breaking event address */
+ /* note name must be "LINUX". */
+#define NT_S390_SYSTEM_CALL 0x307 /* S390 system call restart data */
+ /* note name must be "LINUX". */
+#define NT_S390_TDB 0x308 /* S390 transaction diagnostic block */
+ /* note name must be "LINUX". */
+#define NT_S390_VXRS_LOW 0x309 /* S390 vector registers 0-15 upper half */
+ /* note name must be "LINUX". */
+#define NT_S390_VXRS_HIGH 0x30a /* S390 vector registers 16-31 */
+ /* note name must be "LINUX". */
#define NT_ARM_VFP 0x400 /* ARM VFP registers */
+/* The following definitions should really use NT_AARCH_..., but defined
+ this way for compatibility with Linux. */
+#define NT_ARM_TLS 0x401 /* AArch TLS registers */
+ /* note name must be "LINUX". */
+#define NT_ARM_HW_BREAK 0x402 /* AArch hardware breakpoint registers */
/* note name must be "LINUX". */
+#define NT_ARM_HW_WATCH 0x403 /* AArch hardware watchpoint registers */
+ /* note name must be "LINUX". */
+#define NT_SIGINFO 0x53494749 /* Fields of siginfo_t. */
+#define NT_FILE 0x46494c45 /* Description of mapped files. */
/* Note segments for core files on dir-style procfs systems. */
/* Note segment for SystemTap probes. */
#define NT_STAPSDT 3
+/* Note segments for core files on FreeBSD systems. Note name is
+ "FreeBSD". */
+
+#define NT_FREEBSD_THRMISC 7 /* Thread miscellaneous info. */
+#define NT_FREEBSD_PROCSTAT_PROC 8 /* Procstat proc data. */
+#define NT_FREEBSD_PROCSTAT_FILES 9 /* Procstat files data. */
+#define NT_FREEBSD_PROCSTAT_VMMAP 10 /* Procstat vmmap data. */
+#define NT_FREEBSD_PROCSTAT_GROUPS 11 /* Procstat groups data. */
+#define NT_FREEBSD_PROCSTAT_UMASK 12 /* Procstat umask data. */
+#define NT_FREEBSD_PROCSTAT_RLIMIT 13 /* Procstat rlimit data. */
+#define NT_FREEBSD_PROCSTAT_OSREL 14 /* Procstat osreldate data. */
+#define NT_FREEBSD_PROCSTAT_PSSTRINGS 15 /* Procstat ps_strings data. */
+#define NT_FREEBSD_PROCSTAT_AUXV 16 /* Procstat auxv data. */
+
/* Note segments for core files on NetBSD systems. Note name
must start with "NetBSD-CORE". */
#define NT_GNU_HWCAP 2 /* Used by ld.so and kernel vDSO. */
#define NT_GNU_BUILD_ID 3 /* Generated by ld --build-id. */
#define NT_GNU_GOLD_VERSION 4 /* Generated by gold. */
+#define NT_GNU_PROPERTY_TYPE_0 5 /* Generated by gcc. */
+
+#define NT_GNU_BUILD_ATTRIBUTE_OPEN 0x100
+#define NT_GNU_BUILD_ATTRIBUTE_FUNC 0x101
+
+#define GNU_BUILD_ATTRIBUTE_TYPE_NUMERIC '*'
+#define GNU_BUILD_ATTRIBUTE_TYPE_STRING '$'
+#define GNU_BUILD_ATTRIBUTE_TYPE_BOOL_TRUE '+'
+#define GNU_BUILD_ATTRIBUTE_TYPE_BOOL_FALSE '!'
+
+#define GNU_BUILD_ATTRIBUTE_VERSION 1
+#define GNU_BUILD_ATTRIBUTE_STACK_PROT 2
+#define GNU_BUILD_ATTRIBUTE_RELRO 3
+#define GNU_BUILD_ATTRIBUTE_STACK_SIZE 4
+#define GNU_BUILD_ATTRIBUTE_TOOL 5
+#define GNU_BUILD_ATTRIBUTE_ABI 6
+#define GNU_BUILD_ATTRIBUTE_PIC 7
+#define GNU_BUILD_ATTRIBUTE_SHORT_ENUM 8
+
+#define NOTE_GNU_PROPERTY_SECTION_NAME ".note.gnu.property"
+#define GNU_BUILD_ATTRS_SECTION_NAME ".gnu.build.attributes"
+
+/* Values used in GNU .note.gnu.property notes (NT_GNU_PROPERTY_TYPE_0). */
+#define GNU_PROPERTY_STACK_SIZE 1
+#define GNU_PROPERTY_NO_COPY_ON_PROTECTED 2
+#define GNU_PROPERTY_COMPILER_FLAGS 32
+
+/* Bit masks for compiler flags: */
+/* Pre/post cxx11 ABI. */
+#define GNU_PROPERTY_USECXX_VALIDATION (1U << 0)
+#define GNU_PROPERTY_USECXX11_ABI (1U << 1)
+/* Sanitizer flags. */
+#define GNU_PROPERTY_SANITIZE_VALIDATION (1U << 2)
+#define GNU_PROPERTY_SANITIZE_ADDRESS (1U << 3)
+#define GNU_PROPERTY_SANITIZE_UNDEFINED (1U << 4)
+#define GNU_PROPERTY_SANITIZE_THREAD (1U << 5)
+
+/* Processor-specific semantics, lo */
+#define GNU_PROPERTY_LOPROC 0xc0000000
+/* Processor-specific semantics, hi */
+#define GNU_PROPERTY_HIPROC 0xdfffffff
+/* Application-specific semantics, lo */
+#define GNU_PROPERTY_LOUSER 0xe0000000
+/* Application-specific semantics, hi */
+#define GNU_PROPERTY_HIUSER 0xffffffff
+
+#define GNU_PROPERTY_X86_ISA_1_USED 0xc0000000
+#define GNU_PROPERTY_X86_ISA_1_NEEDED 0xc0000001
+
+#define GNU_PROPERTY_X86_ISA_1_486 (1U << 0)
+#define GNU_PROPERTY_X86_ISA_1_586 (1U << 1)
+#define GNU_PROPERTY_X86_ISA_1_686 (1U << 2)
+#define GNU_PROPERTY_X86_ISA_1_SSE (1U << 3)
+#define GNU_PROPERTY_X86_ISA_1_SSE2 (1U << 4)
+#define GNU_PROPERTY_X86_ISA_1_SSE3 (1U << 5)
+#define GNU_PROPERTY_X86_ISA_1_SSSE3 (1U << 6)
+#define GNU_PROPERTY_X86_ISA_1_SSE4_1 (1U << 7)
+#define GNU_PROPERTY_X86_ISA_1_SSE4_2 (1U << 8)
+#define GNU_PROPERTY_X86_ISA_1_AVX (1U << 9)
+#define GNU_PROPERTY_X86_ISA_1_AVX2 (1U << 10)
+#define GNU_PROPERTY_X86_ISA_1_AVX512F (1U << 11)
+#define GNU_PROPERTY_X86_ISA_1_AVX512CD (1U << 12)
+#define GNU_PROPERTY_X86_ISA_1_AVX512ER (1U << 13)
+#define GNU_PROPERTY_X86_ISA_1_AVX512PF (1U << 14)
+#define GNU_PROPERTY_X86_ISA_1_AVX512VL (1U << 15)
+#define GNU_PROPERTY_X86_ISA_1_AVX512DQ (1U << 16)
+#define GNU_PROPERTY_X86_ISA_1_AVX512BW (1U << 17)
/* Values used in GNU .note.ABI-tag notes (NT_GNU_ABI_TAG). */
#define GNU_ABI_TAG_LINUX 0
#define GNU_ABI_TAG_SOLARIS 2
#define GNU_ABI_TAG_FREEBSD 3
#define GNU_ABI_TAG_NETBSD 4
+#define GNU_ABI_TAG_SYLLABLE 5
+#define GNU_ABI_TAG_NACL 6
/* Values for NetBSD .note.netbsd.ident notes. Note name is "NetBSD". */
#define NT_NETBSD_IDENT 1
+#define NT_NETBSD_MARCH 5
/* Values for OpenBSD .note.openbsd.ident notes. Note name is "OpenBSD". */
#define DF_1_INTERPOSE 0x00000400
#define DF_1_NODEFLIB 0x00000800
#define DF_1_NODUMP 0x00001000
-#define DF_1_CONLFAT 0x00002000
+#define DF_1_CONFALT 0x00002000
+#define DF_1_ENDFILTEE 0x00004000
+#define DF_1_DISPRELDNE 0x00008000
+#define DF_1_DISPRELPND 0x00010000
+#define DF_1_NODIRECT 0x00020000
+#define DF_1_IGNMULDEF 0x00040000
+#define DF_1_NOKSYMS 0x00080000
+#define DF_1_NOHDR 0x00100000
+#define DF_1_EDITED 0x00200000
+#define DF_1_NORELOC 0x00400000
+#define DF_1_SYMINTPOSE 0x00800000
+#define DF_1_GLOBAUDIT 0x01000000
+#define DF_1_SINGLETON 0x02000000
+#define DF_1_STUB 0x04000000
+#define DF_1_PIE 0x08000000
/* Flag values for the DT_FLAGS entry. */
#define DF_ORIGIN (1 << 0)
#define AT_BASE_PLATFORM 24 /* String identifying real platform,
may differ from AT_PLATFORM. */
#define AT_RANDOM 25 /* Address of 16 random bytes. */
+#define AT_HWCAP2 26 /* Extension of AT_HWCAP. */
#define AT_EXECFN 31 /* Filename of executable. */
/* Pointer to the global system page used for system calls and other
nice things. */
#define AT_SYSINFO 32
#define AT_SYSINFO_EHDR 33 /* Pointer to ELF header of system-supplied DSO. */
+/* More complete cache descriptions than AT_[DIU]CACHEBSIZE. If the
+ value is -1, then the cache doesn't exist. Otherwise:
+
+ bit 0-3: Cache set-associativity; 0 means fully associative.
+ bit 4-7: Log2 of cacheline size.
+ bit 8-31: Size of the entire cache >> 8. */
+
+#define AT_L1I_CACHESHAPE 34
+#define AT_L1D_CACHESHAPE 35
+#define AT_L2_CACHESHAPE 36
+#define AT_L3_CACHESHAPE 37
+
+#define AT_FREEBSD_EXECPATH 15 /* Path to the executable. */
+#define AT_FREEBSD_CANARY 16 /* Canary for SSP. */
+#define AT_FREEBSD_CANARYLEN 17 /* Length of the canary. */
+#define AT_FREEBSD_OSRELDATE 18 /* OSRELDATE. */
+#define AT_FREEBSD_NCPUS 19 /* Number of CPUs. */
+#define AT_FREEBSD_PAGESIZES 20 /* Pagesizes. */
+#define AT_FREEBSD_PAGESIZESLEN 21 /* Number of pagesizes. */
+#define AT_FREEBSD_TIMEKEEP 22 /* Pointer to timehands. */
+#define AT_FREEBSD_STACKPROT 23 /* Initial stack protection. */
+
#define AT_SUN_UID 2000 /* Effective user ID. */
#define AT_SUN_RUID 2001 /* Real user ID. */
#define AT_SUN_GID 2002 /* Effective group ID. */
#define AT_SUN_LDNAME 2006 /* String giving name of dynamic linker. */
#define AT_SUN_LPAGESZ 2007 /* Large pagesize. */
#define AT_SUN_PLATFORM 2008 /* Platform name string. */
+#undef AT_SUN_HWCAP
#define AT_SUN_HWCAP 2009 /* Machine dependent hints about
processor capabilities. */
#define AT_SUN_IFLUSH 2010 /* Should flush icache? */