1 /* i370 ELF support for BFD. 2 Copyright (C) 2000-2020 Free Software Foundation, Inc. 3 4 This file is part of BFD, the Binary File Descriptor library. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 19 MA 02110-1301, USA. */ 20 21 /* This file holds definitions specific to the i370 ELF ABI. Note 22 that most of this is not actually implemented by BFD. */ 23 24 #ifndef _ELF_I370_H 25 #define _ELF_I370_H 26 27 #include "elf/reloc-macros.h" 28 29 /* Processor specific section headers, sh_type field */ 30 31 #define SHT_ORDERED SHT_HIPROC /* Link editor is to sort the \ 32 entries in this section \ 33 based on the address \ 34 specified in the associated \ 35 symbol table entry. */ 36 37 #define EF_I370_RELOCATABLE 0x00010000 /* i370 -mrelocatable flag */ 38 #define EF_I370_RELOCATABLE_LIB 0x00008000 /* i370 -mrelocatable-lib flag */ 39 40 /* i370 relocations 41 Note that there is really just one relocation that we currently 42 support (and only one that we seem to need, at the moment), and 43 that is the 31-bit address relocation. Note that the 370/390 44 only supports a 31-bit (2GB) address space. */ 45 46 START_RELOC_NUMBERS (i370_reloc_type) 47 RELOC_NUMBER (R_I370_NONE, 0) 48 RELOC_NUMBER (R_I370_ADDR31, 1) 49 RELOC_NUMBER (R_I370_ADDR32, 2) 50 RELOC_NUMBER (R_I370_ADDR16, 3) 51 RELOC_NUMBER (R_I370_REL31, 4) 52 RELOC_NUMBER (R_I370_REL32, 5) 53 RELOC_NUMBER (R_I370_ADDR12, 6) 54 RELOC_NUMBER (R_I370_REL12, 7) 55 RELOC_NUMBER (R_I370_ADDR8, 8) 56 RELOC_NUMBER (R_I370_REL8, 9) 57 RELOC_NUMBER (R_I370_COPY, 10) 58 RELOC_NUMBER (R_I370_RELATIVE, 11) 59 END_RELOC_NUMBERS (R_I370_max) 60 61 #endif /* _ELF_I370_H */ 62