| /* tc-i860.h -- Header file for the i860. |
| Copyright 1991, 1992, 1995, 1998, 2000, 2001, 2002, 2003, 2005, 2007 |
| Free Software Foundation, Inc. |
| |
| Brought back from the dead and completely reworked |
| by Jason Eckhardt <jle@cygnus.com>. |
| |
| This file is part of GAS, the GNU Assembler. |
| |
| GAS 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, or (at your option) |
| any later version. |
| |
| GAS 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 GAS; see the file COPYING. If not, write to the Free Software |
| Foundation, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
| |
| #ifndef TC_I860 |
| #define TC_I860 1 |
| |
| enum i860_fix_info |
| { |
| OP_NONE = 0x00000, |
| OP_IMM_U5 = 0x00001, |
| OP_IMM_S16 = 0x00002, |
| OP_IMM_U16 = 0x00004, |
| OP_IMM_SPLIT16 = 0x00008, |
| OP_IMM_BR26 = 0x00010, |
| OP_IMM_BR16 = 0x00020, |
| OP_ENCODE1 = 0x00040, |
| OP_ENCODE2 = 0x00080, |
| OP_ENCODE3 = 0x00100, |
| OP_SEL_HA = 0x00200, |
| OP_SEL_H = 0x00400, |
| OP_SEL_L = 0x00800, |
| OP_SEL_GOT = 0x01000, |
| OP_SEL_GOTOFF = 0x02000, |
| OP_SEL_PLT = 0x04000, |
| OP_ALIGN2 = 0x08000, |
| OP_ALIGN4 = 0x10000, |
| OP_ALIGN8 = 0x20000, |
| OP_ALIGN16 = 0x40000 |
| }; |
| |
| /* Set the endianness we are using. Default to little endian. */ |
| #ifndef TARGET_BYTES_BIG_ENDIAN |
| #define TARGET_BYTES_BIG_ENDIAN 0 |
| #endif |
| |
| /* Whether or not the target is big endian. */ |
| extern int target_big_endian; |
| |
| /* BFD target architecture. */ |
| #define TARGET_ARCH bfd_arch_i860 |
| |
| /* The target BFD format. */ |
| #ifdef OBJ_ELF |
| #define TARGET_FORMAT (target_big_endian ? "elf32-i860" : "elf32-i860-little") |
| #else |
| #error i860 GAS currently supports only the ELF object format |
| #endif |
| |
| #define WORKING_DOT_WORD |
| #define DIFF_EXPR_OK |
| |
| /* Permit temporary numeric labels. */ |
| #define LOCAL_LABELS_FB 1 |
| #define LISTING_HEADER "GAS for i860" |
| |
| #define md_convert_frag(b,s,f) abort () |
| |
| /* Values passed to md_apply_fix don't include the symbol value. */ |
| #define MD_APPLY_SYM_VALUE(FIX) 0 |
| |
| /* No shared lib support, so we don't need to ensure externally |
| visible symbols can be overridden. */ |
| #define EXTERN_FORCE_RELOC 0 |
| |
| /* Bits for post-processing of a user defined label to check if |
| it has a double colon (Intel syntax only). */ |
| extern void i860_check_label (symbolS *labelsym); |
| #define tc_check_label(ls) i860_check_label (ls) |
| |
| /* Bits for filling in rs_align_code fragments with NOPs. */ |
| extern void i860_handle_align (struct frag *); |
| #define HANDLE_ALIGN(fragp) i860_handle_align (fragp) |
| |
| #define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4 + 4) |
| |
| #endif /* TC_I860 */ |
