| /* 390 ELF support for BFD. |
| Copyright (C) 2000-2021 Free Software Foundation, Inc. |
| Contributed by Carl B. Pedersen and Martin Schwidefsky. |
| |
| 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. */ |
| |
| #ifndef _ELF_390_H |
| #define _ELF_390_H |
| |
| /* Processor specific flags for the ELF header e_flags field. */ |
| |
| /* Symbol types. */ |
| |
| #define STACK_REG 15 /* Global Stack reg */ |
| #define BACKL_REG 14 /* Global Backlink reg */ |
| #define BASE_REG 13 /* Global Base reg */ |
| #define GOT_REG 12 /* Holds addr of GOT */ |
| |
| #include "elf/reloc-macros.h" |
| |
| /* Processor specific flags for the ELF header e_flags field. */ |
| |
| #define EF_S390_HIGH_GPRS 0x00000001 |
| |
| /* Request 4k page table size. */ |
| #define PT_S390_PGSTE (PT_LOPROC + 0) |
| |
| /* Relocation types. */ |
| |
| START_RELOC_NUMBERS (elf_s390_reloc_type) |
| RELOC_NUMBER (R_390_NONE, 0) /* No reloc. */ |
| RELOC_NUMBER (R_390_8, 1) /* Direct 8 bit. */ |
| RELOC_NUMBER (R_390_12, 2) /* Direct 12 bit. */ |
| RELOC_NUMBER (R_390_16, 3) /* Direct 16 bit. */ |
| RELOC_NUMBER (R_390_32, 4) /* Direct 32 bit. */ |
| RELOC_NUMBER (R_390_PC32, 5) /* PC relative 32 bit. */ |
| RELOC_NUMBER (R_390_GOT12, 6) /* 12 bit GOT offset. */ |
| RELOC_NUMBER (R_390_GOT32, 7) /* 32 bit GOT offset. */ |
| RELOC_NUMBER (R_390_PLT32, 8) /* 32 bit PC relative PLT address. */ |
| RELOC_NUMBER (R_390_COPY, 9) /* Copy symbol at runtime. */ |
| RELOC_NUMBER (R_390_GLOB_DAT, 10) /* Create GOT entry. */ |
| RELOC_NUMBER (R_390_JMP_SLOT, 11) /* Create PLT entry. */ |
| RELOC_NUMBER (R_390_RELATIVE, 12) /* Adjust by program base. */ |
| RELOC_NUMBER (R_390_GOTOFF32, 13) /* 32 bit offset to GOT. */ |
| RELOC_NUMBER (R_390_GOTPC, 14) /* 32 bit PC relative offset to GOT. */ |
| RELOC_NUMBER (R_390_GOT16, 15) /* 16 bit GOT offset. */ |
| RELOC_NUMBER (R_390_PC16, 16) /* PC relative 16 bit. */ |
| RELOC_NUMBER (R_390_PC12DBL, 62) /* PC relative 12 bit shifted by 1. */ |
| RELOC_NUMBER (R_390_PLT12DBL, 63) /* 12 bit PC rel. PLT shifted by 1. */ |
| RELOC_NUMBER (R_390_PC16DBL, 17) /* PC relative 16 bit shifted by 1. */ |
| RELOC_NUMBER (R_390_PLT16DBL, 18) /* 16 bit PC rel. PLT shifted by 1. */ |
| RELOC_NUMBER (R_390_PC24DBL, 64) /* PC relative 24 bit shifted by 1. */ |
| RELOC_NUMBER (R_390_PLT24DBL, 65) /* 24 bit PC rel. PLT shifted by 1. */ |
| RELOC_NUMBER (R_390_PC32DBL, 19) /* PC relative 32 bit shifted by 1. */ |
| RELOC_NUMBER (R_390_PLT32DBL, 20) /* 32 bit PC rel. PLT shifted by 1. */ |
| RELOC_NUMBER (R_390_GOTPCDBL, 21) /* 32 bit PC rel. GOT shifted by 1. */ |
| RELOC_NUMBER (R_390_64, 22) /* Direct 64 bit. */ |
| RELOC_NUMBER (R_390_PC64, 23) /* PC relative 64 bit. */ |
| RELOC_NUMBER (R_390_GOT64, 24) /* 64 bit GOT offset. */ |
| RELOC_NUMBER (R_390_PLT64, 25) /* 64 bit PC relative PLT address. */ |
| RELOC_NUMBER (R_390_GOTENT, 26) /* 32 bit PC rel. to GOT entry >> 1. */ |
| RELOC_NUMBER (R_390_GOTOFF16, 27) /* 16 bit offset to GOT. */ |
| RELOC_NUMBER (R_390_GOTOFF64, 28) /* 64 bit offset to GOT. */ |
| RELOC_NUMBER (R_390_GOTPLT12, 29) /* 12 bit offset to jump slot. */ |
| RELOC_NUMBER (R_390_GOTPLT16, 30) /* 16 bit offset to jump slot. */ |
| RELOC_NUMBER (R_390_GOTPLT32, 31) /* 32 bit offset to jump slot. */ |
| RELOC_NUMBER (R_390_GOTPLT64, 32) /* 64 bit offset to jump slot. */ |
| RELOC_NUMBER (R_390_GOTPLTENT, 33) /* 32 bit rel. offset to jump slot. */ |
| RELOC_NUMBER (R_390_PLTOFF16, 34) /* 16 bit offset from GOT to PLT. */ |
| RELOC_NUMBER (R_390_PLTOFF32, 35) /* 32 bit offset from GOT to PLT. */ |
| RELOC_NUMBER (R_390_PLTOFF64, 36) /* 16 bit offset from GOT to PLT. */ |
| RELOC_NUMBER (R_390_TLS_LOAD, 37) /* Tag for load insn in TLS code. */ |
| RELOC_NUMBER (R_390_TLS_GDCALL, 38) /* Tag for function call in general |
| dynamic TLS code. */ |
| RELOC_NUMBER (R_390_TLS_LDCALL, 39) /* Tag for function call in local |
| dynamic TLS code. */ |
| RELOC_NUMBER (R_390_TLS_GD32, 40) /* Direct 32 bit for general dynamic |
| thread local data. */ |
| RELOC_NUMBER (R_390_TLS_GD64, 41) /* Direct 64 bit for general dynamic |
| thread local data. */ |
| RELOC_NUMBER (R_390_TLS_GOTIE12, 42)/* 12 bit GOT offset for static TLS |
| block offset. */ |
| RELOC_NUMBER (R_390_TLS_GOTIE32, 43)/* 32 bit GOT offset for static TLS |
| block offset. */ |
| RELOC_NUMBER (R_390_TLS_GOTIE64, 44)/* 64 bit GOT offset for static TLS |
| block offset. */ |
| RELOC_NUMBER (R_390_TLS_LDM32, 45) /* Direct 32 bit for local dynamic |
| thread local data in LD code. */ |
| RELOC_NUMBER (R_390_TLS_LDM64, 46) /* Direct 64 bit for local dynamic |
| thread local data in LD code. */ |
| RELOC_NUMBER (R_390_TLS_IE32, 47) /* 32 bit address of GOT entry for |
| negated static TLS block offset. */ |
| RELOC_NUMBER (R_390_TLS_IE64, 48) /* 64 bit address of GOT entry for |
| negated static TLS block offset. */ |
| RELOC_NUMBER (R_390_TLS_IEENT, 49) /* 32 bit rel. offset to GOT entry for |
| negated static TLS block offset. */ |
| RELOC_NUMBER (R_390_TLS_LE32, 50) /* 32 bit negated offset relative to |
| static TLS block. */ |
| RELOC_NUMBER (R_390_TLS_LE64, 51) /* 64 bit negated offset relative to |
| static TLS block. */ |
| RELOC_NUMBER (R_390_TLS_LDO32, 52) /* 32 bit offset relative to TLS |
| block. */ |
| RELOC_NUMBER (R_390_TLS_LDO64, 53) /* 64 bit offset relative to TLS |
| block. */ |
| RELOC_NUMBER (R_390_TLS_DTPMOD, 54) /* ID of module containing symbol. */ |
| RELOC_NUMBER (R_390_TLS_DTPOFF, 55) /* Offset in TLS block. */ |
| RELOC_NUMBER (R_390_TLS_TPOFF, 56) /* Negate offset in static TLS |
| block. */ |
| RELOC_NUMBER (R_390_20, 57) /* Direct 20 bit. */ |
| RELOC_NUMBER (R_390_GOT20, 58) /* 20 bit GOT offset. */ |
| RELOC_NUMBER (R_390_GOTPLT20, 59) /* 20 bit offset to jump slot. */ |
| RELOC_NUMBER (R_390_TLS_GOTIE20, 60)/* 20 bit GOT offset for statis TLS |
| block offset. */ |
| RELOC_NUMBER (R_390_IRELATIVE, 61) /* IFUNC relocation. */ |
| /* These are GNU extensions to enable C++ vtable garbage collection. */ |
| RELOC_NUMBER (R_390_GNU_VTINHERIT, 250) |
| RELOC_NUMBER (R_390_GNU_VTENTRY, 251) |
| END_RELOC_NUMBERS (R_390_max) |
| |
| /* Object attribute tags. */ |
| enum |
| { |
| /* 0-3 are generic. */ |
| /* 4 is reserved for the FP ABI. */ |
| |
| /* Vector ABI: |
| 0 = not affected by the vector ABI, or not tagged. |
| 1 = software vector ABI being used |
| 2 = hardware vector ABI being used. */ |
| Tag_GNU_S390_ABI_Vector = 8, |
| }; |
| |
| #endif /* _ELF_390_H */ |
