#ifndef DYNAMIC_TAG #error "DYNAMIC_TAG must be defined" #endif // Add separate macros for the architecture specific tags and the markers // such as DT_HIOS, etc. to allow using this file to in other contexts. // For example we can use it to generate a stringification switch statement. #ifndef AARCH64_DYNAMIC_TAG #define AARCH64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) #define AARCH64_DYNAMIC_TAG_DEFINED #endif #ifndef HEXAGON_DYNAMIC_TAG #define HEXAGON_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) #define HEXAGON_DYNAMIC_TAG_DEFINED #endif #ifndef MIPS_DYNAMIC_TAG #define MIPS_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) #define MIPS_DYNAMIC_TAG_DEFINED #endif #ifndef PPC_DYNAMIC_TAG #define PPC_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) #define PPC_DYNAMIC_TAG_DEFINED #endif #ifndef PPC64_DYNAMIC_TAG #define PPC64_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) #define PPC64_DYNAMIC_TAG_DEFINED #endif #ifndef RISCV_DYNAMIC_TAG #define RISCV_DYNAMIC_TAG(name, value) DYNAMIC_TAG(name, value) #define RISCV_DYNAMIC_TAG_DEFINED #endif #ifndef DYNAMIC_TAG_MARKER #define DYNAMIC_TAG_MARKER(name, value) DYNAMIC_TAG(name, value) #define DYNAMIC_TAG_MARKER_DEFINED #endif DYNAMIC_TAG(NULL, 0) // Marks end of dynamic array. DYNAMIC_TAG(NEEDED, 1) // String table offset of needed library. DYNAMIC_TAG(PLTRELSZ, 2) // Size of relocation entries in PLT. DYNAMIC_TAG(PLTGOT, 3) // Address associated with linkage table. DYNAMIC_TAG(HASH, 4) // Address of symbolic hash table. DYNAMIC_TAG(STRTAB, 5) // Address of dynamic string table. DYNAMIC_TAG(SYMTAB, 6) // Address of dynamic symbol table. DYNAMIC_TAG(RELA, 7) // Address of relocation table (Rela entries). DYNAMIC_TAG(RELASZ, 8) // Size of Rela relocation table. DYNAMIC_TAG(RELAENT, 9) // Size of a Rela relocation entry. DYNAMIC_TAG(STRSZ, 10) // Total size of the string table. DYNAMIC_TAG(SYMENT, 11) // Size of a symbol table entry. DYNAMIC_TAG(INIT, 12) // Address of initialization function. DYNAMIC_TAG(FINI, 13) // Address of termination function. DYNAMIC_TAG(SONAME, 14) // String table offset of a shared objects name. DYNAMIC_TAG(RPATH, 15) // String table offset of library search path. DYNAMIC_TAG(SYMBOLIC, 16) // Changes symbol resolution algorithm. DYNAMIC_TAG(REL, 17) // Address of relocation table (Rel entries). DYNAMIC_TAG(RELSZ, 18) // Size of Rel relocation table. DYNAMIC_TAG(RELENT, 19) // Size of a Rel relocation entry. DYNAMIC_TAG(PLTREL, 20) // Type of relocation entry used for linking. DYNAMIC_TAG(DEBUG, 21) // Reserved for debugger. DYNAMIC_TAG(TEXTREL, 22) // Relocations exist for non-writable segments. DYNAMIC_TAG(JMPREL, 23) // Address of relocations associated with PLT. DYNAMIC_TAG(BIND_NOW, 24) // Process all relocations before execution. DYNAMIC_TAG(INIT_ARRAY, 25) // Pointer to array of initialization functions. DYNAMIC_TAG(FINI_ARRAY, 26) // Pointer to array of termination functions. DYNAMIC_TAG(INIT_ARRAYSZ, 27) // Size of DT_INIT_ARRAY. DYNAMIC_TAG(FINI_ARRAYSZ, 28) // Size of DT_FINI_ARRAY. DYNAMIC_TAG(RUNPATH, 29) // String table offset of lib search path. DYNAMIC_TAG(FLAGS, 30) // Flags. DYNAMIC_TAG_MARKER(ENCODING, 32) // Values from here to DT_LOOS follow the rules // for the interpretation of the d_un union. DYNAMIC_TAG(PREINIT_ARRAY, 32) // Pointer to array of preinit functions. DYNAMIC_TAG(PREINIT_ARRAYSZ, 33) // Size of the DT_PREINIT_ARRAY array. DYNAMIC_TAG(SYMTAB_SHNDX, 34) // Address of the SHT_SYMTAB_SHNDX section. // Experimental support for SHT_RELR sections. For details, see proposal // at https://groups.google.com/forum/#!topic/generic-abi/bX460iggiKg DYNAMIC_TAG(RELRSZ, 35) // Size of Relr relocation table. DYNAMIC_TAG(RELR, 36) // Address of relocation table (Relr entries). DYNAMIC_TAG(RELRENT, 37) // Size of a Relr relocation entry. // TODO: Experimental CREL relocations. LLVM will change the value and // break compatibility in the future. DYNAMIC_TAG(CREL, 0x40000026) // CREL relocation table DYNAMIC_TAG_MARKER(LOOS, 0x60000000) // Start of environment specific tags. DYNAMIC_TAG_MARKER(HIOS, 0x6FFFFFFF) // End of environment specific tags. DYNAMIC_TAG_MARKER(LOPROC, 0x70000000) // Start of processor specific tags. DYNAMIC_TAG_MARKER(HIPROC, 0x7FFFFFFF) // End of processor specific tags. // Android packed relocation section tags. // https://android.googlesource.com/platform/bionic/+/6f12bfece5dcc01325e0abba56a46b1bcf991c69/tools/relocation_packer/src/elf_file.cc#31 DYNAMIC_TAG(ANDROID_REL, 0x6000000F) DYNAMIC_TAG(ANDROID_RELSZ, 0x60000010) DYNAMIC_TAG(ANDROID_RELA, 0x60000011) DYNAMIC_TAG(ANDROID_RELASZ, 0x60000012) // Android's experimental support for SHT_RELR sections. // https://android.googlesource.com/platform/bionic/+/b7feec74547f84559a1467aca02708ff61346d2a/libc/include/elf.h#253 DYNAMIC_TAG(ANDROID_RELR, 0x6FFFE000) // Address of relocation table (Relr entries). DYNAMIC_TAG(ANDROID_RELRSZ, 0x6FFFE001) // Size of Relr relocation table. DYNAMIC_TAG(ANDROID_RELRENT, 0x6FFFE003) // Size of a Relr relocation entry. DYNAMIC_TAG(GNU_HASH, 0x6FFFFEF5) // Reference to the GNU hash table. DYNAMIC_TAG(TLSDESC_PLT, 0x6FFFFEF6) // Location of PLT entry for TLS // descriptor resolver calls. DYNAMIC_TAG(TLSDESC_GOT, 0x6FFFFEF7) // Location of GOT entry used by TLS // descriptor resolver PLT entry. DYNAMIC_TAG(RELACOUNT, 0x6FFFFFF9) // ELF32_Rela count. DYNAMIC_TAG(RELCOUNT, 0x6FFFFFFA) // ELF32_Rel count. DYNAMIC_TAG(FLAGS_1, 0X6FFFFFFB) // Flags_1. DYNAMIC_TAG(VERSYM, 0x6FFFFFF0) // The address of .gnu.version section. DYNAMIC_TAG(VERDEF, 0X6FFFFFFC) // The address of the version definition // table. DYNAMIC_TAG(VERDEFNUM, 0X6FFFFFFD) // The number of entries in DT_VERDEF. DYNAMIC_TAG(VERNEED, 0X6FFFFFFE) // The address of the version dependency // table. DYNAMIC_TAG(VERNEEDNUM, 0X6FFFFFFF) // The number of entries in DT_VERNEED. // AArch64 specific dynamic table entries AARCH64_DYNAMIC_TAG(AARCH64_BTI_PLT, 0x70000001) AARCH64_DYNAMIC_TAG(AARCH64_PAC_PLT, 0x70000003) AARCH64_DYNAMIC_TAG(AARCH64_VARIANT_PCS, 0x70000005) AARCH64_DYNAMIC_TAG(AARCH64_MEMTAG_MODE, 0x70000009) AARCH64_DYNAMIC_TAG(AARCH64_MEMTAG_HEAP, 0x7000000b) AARCH64_DYNAMIC_TAG(AARCH64_MEMTAG_STACK, 0x7000000c) AARCH64_DYNAMIC_TAG(AARCH64_MEMTAG_GLOBALS, 0x7000000d) AARCH64_DYNAMIC_TAG(AARCH64_MEMTAG_GLOBALSSZ, 0x7000000f) // AArch64 specific dynamic table entries for RELR auth relocations as described here: // https://github.com/ARM-software/abi-aa/blob/main/pauthabielf64/pauthabielf64.rst#dynamic-section AARCH64_DYNAMIC_TAG(AARCH64_AUTH_RELRSZ, 0x70000011) AARCH64_DYNAMIC_TAG(AARCH64_AUTH_RELR, 0x70000012) AARCH64_DYNAMIC_TAG(AARCH64_AUTH_RELRENT, 0x70000013) // Hexagon specific dynamic table entries HEXAGON_DYNAMIC_TAG(HEXAGON_SYMSZ, 0x70000000) HEXAGON_DYNAMIC_TAG(HEXAGON_VER, 0x70000001) HEXAGON_DYNAMIC_TAG(HEXAGON_PLT, 0x70000002) // Mips specific dynamic table entry tags. MIPS_DYNAMIC_TAG(MIPS_RLD_VERSION, 0x70000001) // 32 bit version number for // runtime linker interface. MIPS_DYNAMIC_TAG(MIPS_TIME_STAMP, 0x70000002) // Time stamp. MIPS_DYNAMIC_TAG(MIPS_ICHECKSUM, 0x70000003) // Checksum of external strings // and common sizes. MIPS_DYNAMIC_TAG(MIPS_IVERSION, 0x70000004) // Index of version string // in string table. MIPS_DYNAMIC_TAG(MIPS_FLAGS, 0x70000005) // 32 bits of flags. MIPS_DYNAMIC_TAG(MIPS_BASE_ADDRESS, 0x70000006) // Base address of the segment. MIPS_DYNAMIC_TAG(MIPS_MSYM, 0x70000007) // Address of .msym section. MIPS_DYNAMIC_TAG(MIPS_CONFLICT, 0x70000008) // Address of .conflict section. MIPS_DYNAMIC_TAG(MIPS_LIBLIST, 0x70000009) // Address of .liblist section. MIPS_DYNAMIC_TAG(MIPS_LOCAL_GOTNO, 0x7000000a) // Number of local global offset // table entries. MIPS_DYNAMIC_TAG(MIPS_CONFLICTNO, 0x7000000b) // Number of entries // in the .conflict section. MIPS_DYNAMIC_TAG(MIPS_LIBLISTNO, 0x70000010) // Number of entries // in the .liblist section. MIPS_DYNAMIC_TAG(MIPS_SYMTABNO, 0x70000011) // Number of entries // in the .dynsym section. MIPS_DYNAMIC_TAG(MIPS_UNREFEXTNO, 0x70000012) // Index of first external dynamic // symbol not referenced locally. MIPS_DYNAMIC_TAG(MIPS_GOTSYM, 0x70000013) // Index of first dynamic symbol // in global offset table. MIPS_DYNAMIC_TAG(MIPS_HIPAGENO, 0x70000014) // Number of page table entries // in global offset table. MIPS_DYNAMIC_TAG(MIPS_RLD_MAP, 0x70000016) // Address of run time loader map // used for debugging. MIPS_DYNAMIC_TAG(MIPS_DELTA_CLASS, 0x70000017) // Delta C++ class definition. MIPS_DYNAMIC_TAG(MIPS_DELTA_CLASS_NO, 0x70000018) // Number of entries // in DT_MIPS_DELTA_CLASS. MIPS_DYNAMIC_TAG(MIPS_DELTA_INSTANCE, 0x70000019) // Delta C++ class instances. MIPS_DYNAMIC_TAG(MIPS_DELTA_INSTANCE_NO, 0x7000001A) // Number of entries // in DT_MIPS_DELTA_INSTANCE. MIPS_DYNAMIC_TAG(MIPS_DELTA_RELOC, 0x7000001B) // Delta relocations. MIPS_DYNAMIC_TAG(MIPS_DELTA_RELOC_NO, 0x7000001C) // Number of entries // in DT_MIPS_DELTA_RELOC. MIPS_DYNAMIC_TAG(MIPS_DELTA_SYM, 0x7000001D) // Delta symbols that Delta // relocations refer to. MIPS_DYNAMIC_TAG(MIPS_DELTA_SYM_NO, 0x7000001E) // Number of entries // in DT_MIPS_DELTA_SYM. MIPS_DYNAMIC_TAG(MIPS_DELTA_CLASSSYM, 0x70000020) // Delta symbols that hold // class declarations. MIPS_DYNAMIC_TAG(MIPS_DELTA_CLASSSYM_NO, 0x70000021) // Number of entries // in DT_MIPS_DELTA_CLASSSYM. MIPS_DYNAMIC_TAG(MIPS_CXX_FLAGS, 0x70000022) // Flags indicating information // about C++ flavor. MIPS_DYNAMIC_TAG(MIPS_PIXIE_INIT, 0x70000023) // Pixie information. MIPS_DYNAMIC_TAG(MIPS_SYMBOL_LIB, 0x70000024) // Address of .MIPS.symlib MIPS_DYNAMIC_TAG(MIPS_LOCALPAGE_GOTIDX, 0x70000025) // The GOT index of the first PTE // for a segment MIPS_DYNAMIC_TAG(MIPS_LOCAL_GOTIDX, 0x70000026) // The GOT index of the first PTE // for a local symbol MIPS_DYNAMIC_TAG(MIPS_HIDDEN_GOTIDX, 0x70000027) // The GOT index of the first PTE // for a hidden symbol MIPS_DYNAMIC_TAG(MIPS_PROTECTED_GOTIDX, 0x70000028) // The GOT index of the first PTE // for a protected symbol MIPS_DYNAMIC_TAG(MIPS_OPTIONS, 0x70000029) // Address of `.MIPS.options'. MIPS_DYNAMIC_TAG(MIPS_INTERFACE, 0x7000002A) // Address of `.interface'. MIPS_DYNAMIC_TAG(MIPS_DYNSTR_ALIGN, 0x7000002B) // Unknown. MIPS_DYNAMIC_TAG(MIPS_INTERFACE_SIZE, 0x7000002C) // Size of the .interface section. MIPS_DYNAMIC_TAG(MIPS_RLD_TEXT_RESOLVE_ADDR, 0x7000002D) // Size of rld_text_resolve // function stored in the GOT. MIPS_DYNAMIC_TAG(MIPS_PERF_SUFFIX, 0x7000002E) // Default suffix of DSO to be added // by rld on dlopen() calls. MIPS_DYNAMIC_TAG(MIPS_COMPACT_SIZE, 0x7000002F) // Size of compact relocation // section (O32). MIPS_DYNAMIC_TAG(MIPS_GP_VALUE, 0x70000030) // GP value for auxiliary GOTs. MIPS_DYNAMIC_TAG(MIPS_AUX_DYNAMIC, 0x70000031) // Address of auxiliary .dynamic. MIPS_DYNAMIC_TAG(MIPS_PLTGOT, 0x70000032) // Address of the base of the PLTGOT. MIPS_DYNAMIC_TAG(MIPS_RWPLT, 0x70000034) // Points to the base // of a writable PLT. MIPS_DYNAMIC_TAG(MIPS_RLD_MAP_REL, 0x70000035) // Relative offset of run time loader // map, used for debugging. MIPS_DYNAMIC_TAG(MIPS_XHASH, 0x70000036) // GNU-style hash table with xlat. // PPC specific dynamic table entries. PPC_DYNAMIC_TAG(PPC_GOT, 0x70000000) // Uses Secure PLT ABI. PPC_DYNAMIC_TAG(PPC_OPT, 0x70000001) // Has TLS optimization. // PPC64 specific dynamic table entries. PPC64_DYNAMIC_TAG(PPC64_GLINK, 0x70000000) // Address of 32 bytes before the // first glink lazy resolver stub. PPC64_DYNAMIC_TAG(PPC64_OPT, 0x70000003) // Flags to control optimizations // for TLS and multiple TOCs. // RISC-V specific dynamic array tags. RISCV_DYNAMIC_TAG(RISCV_VARIANT_CC, 0x70000001) // Sun machine-independent extensions. DYNAMIC_TAG(AUXILIARY, 0x7FFFFFFD) // Shared object to load before self DYNAMIC_TAG(USED, 0x7FFFFFFE) // Same as DT_NEEDED DYNAMIC_TAG(FILTER, 0x7FFFFFFF) // Shared object to get values from #ifdef DYNAMIC_TAG_MARKER_DEFINED #undef DYNAMIC_TAG_MARKER #undef DYNAMIC_TAG_MARKER_DEFINED #endif #ifdef AARCH64_DYNAMIC_TAG_DEFINED #undef AARCH64_DYNAMIC_TAG #undef AARCH64_DYNAMIC_TAG_DEFINED #endif #ifdef MIPS_DYNAMIC_TAG_DEFINED #undef MIPS_DYNAMIC_TAG #undef MIPS_DYNAMIC_TAG_DEFINED #endif #ifdef HEXAGON_DYNAMIC_TAG_DEFINED #undef HEXAGON_DYNAMIC_TAG #undef HEXAGON_DYNAMIC_TAG_DEFINED #endif #ifdef PPC_DYNAMIC_TAG_DEFINED #undef PPC_DYNAMIC_TAG #undef PPC_DYNAMIC_TAG_DEFINED #endif #ifdef PPC64_DYNAMIC_TAG_DEFINED #undef PPC64_DYNAMIC_TAG #undef PPC64_DYNAMIC_TAG_DEFINED #endif #ifdef RISCV_DYNAMIC_TAG_DEFINED #undef RISCV_DYNAMIC_TAG #undef RISCV_DYNAMIC_TAG_DEFINED #endif
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