1/* BFD support for the Altera Nios II processor. 2 Copyright (C) 2012-2024 Free Software Foundation, Inc. 3 Contributed by Nigel Gray (ngray@altera.com). 4 Contributed by Mentor Graphics, Inc. 5 6 This file is part of BFD, the Binary File Descriptor library. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program; if not, write to the Free Software 20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 21 MA 02110-1301, USA. */ 22 23#include "sysdep.h" 24#include "bfd.h" 25#include "libbfd.h" 26 27static const bfd_arch_info_type * 28nios2_compatible (const bfd_arch_info_type *a, 29 const bfd_arch_info_type *b) 30{ 31 if (a->arch != b->arch) 32 return NULL; 33 34 if (a->bits_per_word != b->bits_per_word) 35 return NULL; 36 37 if (a->mach == bfd_mach_nios2) 38 return a; 39 else if (b->mach == bfd_mach_nios2) 40 return b; 41 else if (a->mach != b->mach) 42 return NULL; 43 44 return a; 45} 46 47#define N(NUMBER, PRINT, DEFAULT, NEXT) \ 48 { \ 49 32, /* Bits in a word. */ \ 50 32, /* Bits in an address. */ \ 51 8, /* Bits in a byte. */ \ 52 bfd_arch_nios2, \ 53 NUMBER, \ 54 "nios2", \ 55 PRINT, \ 56 3, \ 57 DEFAULT, \ 58 nios2_compatible, \ 59 bfd_default_scan, \ 60 bfd_arch_default_fill, \ 61 NEXT, \ 62 0 /* Maximum offset of a reloc from the start of an insn. */ \ 63 } 64 65#define NIOS2R1_NEXT &arch_info_struct[0] 66#define NIOS2R2_NEXT &arch_info_struct[1] 67 68static const bfd_arch_info_type arch_info_struct[2] = 69{ 70 N (bfd_mach_nios2r1, "nios2:r1", false, NIOS2R2_NEXT), 71 N (bfd_mach_nios2r2, "nios2:r2", false, NULL), 72}; 73 74const bfd_arch_info_type bfd_nios2_arch = 75 N (bfd_mach_nios2, "nios2", true, NIOS2R1_NEXT); 76