2009-07-02 Tristan Gingold <gingold@adacore.com>
[binutils.git] / gas / config / tc-i860.h
blobc26189277cd00969071b67c17f9ecb00a6fa7366
1 /* tc-i860.h -- Header file for the i860.
2 Copyright 1991, 1992, 1995, 1998, 2000, 2001, 2002, 2003, 2005, 2007
3 Free Software Foundation, Inc.
5 Brought back from the dead and completely reworked
6 by Jason Eckhardt <jle@cygnus.com>.
8 This file is part of GAS, the GNU Assembler.
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 3, or (at your option)
13 any later version.
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.
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, 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
24 #ifndef TC_I860
25 #define TC_I860 1
27 enum i860_fix_info
29 OP_NONE = 0x00000,
30 OP_IMM_U5 = 0x00001,
31 OP_IMM_S16 = 0x00002,
32 OP_IMM_U16 = 0x00004,
33 OP_IMM_SPLIT16 = 0x00008,
34 OP_IMM_BR26 = 0x00010,
35 OP_IMM_BR16 = 0x00020,
36 OP_ENCODE1 = 0x00040,
37 OP_ENCODE2 = 0x00080,
38 OP_ENCODE3 = 0x00100,
39 OP_SEL_HA = 0x00200,
40 OP_SEL_H = 0x00400,
41 OP_SEL_L = 0x00800,
42 OP_SEL_GOT = 0x01000,
43 OP_SEL_GOTOFF = 0x02000,
44 OP_SEL_PLT = 0x04000,
45 OP_ALIGN2 = 0x08000,
46 OP_ALIGN4 = 0x10000,
47 OP_ALIGN8 = 0x20000,
48 OP_ALIGN16 = 0x40000
51 /* Set the endianness we are using. Default to little endian. */
52 #ifndef TARGET_BYTES_BIG_ENDIAN
53 #define TARGET_BYTES_BIG_ENDIAN 0
54 #endif
56 /* Whether or not the target is big endian. */
57 extern int target_big_endian;
59 /* BFD target architecture. */
60 #define TARGET_ARCH bfd_arch_i860
62 /* The target BFD format. */
63 #ifdef OBJ_ELF
64 #define TARGET_FORMAT (target_big_endian ? "elf32-i860" : "elf32-i860-little")
65 #else
66 #error i860 GAS currently supports only the ELF object format
67 #endif
69 #define WORKING_DOT_WORD
70 #define DIFF_EXPR_OK
72 /* Permit temporary numeric labels. */
73 #define LOCAL_LABELS_FB 1
74 #define LISTING_HEADER "GAS for i860"
76 #define md_convert_frag(b,s,f) abort ()
78 /* Values passed to md_apply_fix don't include the symbol value. */
79 #define MD_APPLY_SYM_VALUE(FIX) 0
81 /* No shared lib support, so we don't need to ensure externally
82 visible symbols can be overridden. */
83 #define EXTERN_FORCE_RELOC 0
85 /* Bits for post-processing of a user defined label to check if
86 it has a double colon (Intel syntax only). */
87 extern void i860_check_label (symbolS *labelsym);
88 #define tc_check_label(ls) i860_check_label (ls)
90 /* Bits for filling in rs_align_code fragments with NOPs. */
91 extern void i860_handle_align (struct frag *);
92 #define HANDLE_ALIGN(fragp) i860_handle_align (fragp)
94 #define MAX_MEM_FOR_RS_ALIGN_CODE (3 + 4 + 4)
96 #endif /* TC_I860 */