| 1 | /* tc-i860.h -- Header file for the i860. |
| 2 | Copyright 1991, 1992, 1995, 1998, 2000 |
| 3 | Free Software Foundation, Inc. |
| 4 | |
| 5 | Brought back from the dead and completely reworked |
| 6 | by Jason Eckhardt <jle@cygnus.com>. |
| 7 | |
| 8 | This file is part of GAS, the GNU Assembler. |
| 9 | |
| 10 | GAS is free software; you can redistribute it and/or modify |
| 11 | it under the terms of the GNU General Public License as published by |
| 12 | the Free Software Foundation; either version 2, or (at your option) |
| 13 | any later version. |
| 14 | |
| 15 | GAS is distributed in the hope that it will be useful, |
| 16 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | GNU General Public License for more details. |
| 19 | |
| 20 | You should have received a copy of the GNU General Public License along |
| 21 | with GAS; see the file COPYING. If not, write to the Free Software |
| 22 | Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| 23 | |
| 24 | #ifndef TC_I860 |
| 25 | #define TC_I860 1 |
| 26 | |
| 27 | #ifndef BFD_ASSEMBLER |
| 28 | #error i860 support requires BFD_ASSEMBLER |
| 29 | #endif |
| 30 | |
| 31 | enum i860_fix_info |
| 32 | { |
| 33 | OP_NONE = 0x00000, |
| 34 | OP_IMM_U5 = 0x00001, |
| 35 | OP_IMM_S16 = 0x00002, |
| 36 | OP_IMM_U16 = 0x00004, |
| 37 | OP_IMM_SPLIT16 = 0x00008, |
| 38 | OP_IMM_BR26 = 0x00010, |
| 39 | OP_IMM_BR16 = 0x00020, |
| 40 | OP_ENCODE1 = 0x00040, |
| 41 | OP_ENCODE2 = 0x00080, |
| 42 | OP_ENCODE3 = 0x00100, |
| 43 | OP_SEL_HA = 0x00200, |
| 44 | OP_SEL_H = 0x00400, |
| 45 | OP_SEL_L = 0x00800, |
| 46 | OP_SEL_GOT = 0x01000, |
| 47 | OP_SEL_GOTOFF = 0x02000, |
| 48 | OP_SEL_PLT = 0x04000, |
| 49 | OP_ALIGN2 = 0x08000, |
| 50 | OP_ALIGN4 = 0x10000, |
| 51 | OP_ALIGN8 = 0x20000, |
| 52 | OP_ALIGN16 = 0x40000 |
| 53 | }; |
| 54 | |
| 55 | /* Set the endianness we are using. Default to little endian. */ |
| 56 | #ifndef TARGET_BYTES_BIG_ENDIAN |
| 57 | #define TARGET_BYTES_BIG_ENDIAN 0 |
| 58 | #endif |
| 59 | |
| 60 | /* Whether or not the target is big endian. */ |
| 61 | extern int target_big_endian; |
| 62 | |
| 63 | /* BFD target architecture. */ |
| 64 | #define TARGET_ARCH bfd_arch_i860 |
| 65 | |
| 66 | /* The target BFD format. */ |
| 67 | #ifdef OBJ_ELF |
| 68 | #define TARGET_FORMAT (target_big_endian ? "elf32-i860" : "elf32-i860-little") |
| 69 | #else |
| 70 | #error i860 GAS currently supports only the ELF object format |
| 71 | #endif |
| 72 | |
| 73 | #define WORKING_DOT_WORD |
| 74 | #define MD_APPLY_FIX3 |
| 75 | #define TC_HANDLES_FX_DONE |
| 76 | #define DIFF_EXPR_OK |
| 77 | |
| 78 | /* Permit temporary numeric labels. */ |
| 79 | #define LOCAL_LABELS_FB 1 |
| 80 | #define LISTING_HEADER "GAS for i860" |
| 81 | |
| 82 | #define md_convert_frag(b,s,f) as_fatal (_("i860_convert_frag\n")); |
| 83 | |
| 84 | #endif /* TC_I860 */ |