| 1 | /* BFD support for the Altera Nios II processor. |
| 2 | Copyright (C) 2012-2017 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 | |
| 27 | static const bfd_arch_info_type * |
| 28 | nios2_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(BITS_WORD, BITS_ADDR, NUMBER, PRINT, DEFAULT, NEXT) \ |
| 48 | { \ |
| 49 | BITS_WORD, /* bits in a word */ \ |
| 50 | BITS_ADDR, /* bits in an address */ \ |
| 51 | 8, /* 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 | } |
| 63 | |
| 64 | #define NIOS2R1_NEXT &arch_info_struct[0] |
| 65 | #define NIOS2R2_NEXT &arch_info_struct[1] |
| 66 | |
| 67 | static const bfd_arch_info_type arch_info_struct[] = |
| 68 | { |
| 69 | N (32, 32, bfd_mach_nios2r1, "nios2:r1", FALSE, NIOS2R2_NEXT), |
| 70 | N (32, 32, bfd_mach_nios2r2, "nios2:r2", FALSE, NULL), |
| 71 | }; |
| 72 | |
| 73 | const bfd_arch_info_type bfd_nios2_arch = |
| 74 | N (32, 32, 0, "nios2", TRUE, NIOS2R1_NEXT); |