1 /* tc-mips.c -- header file for tc-mips.c.
2 Copyright (C) 1993 Free Software Foundation, Inc.
3 Contributed by the OSF and Ralph Campbell.
4 Written by Keith Knowles and Ralph Campbell, working independently.
5 Modified for ECOFF support by Ian Lance Taylor of Cygnus Support.
7 This file is part of GAS.
9 GAS is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2, or (at your option)
14 GAS is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with GAS; see the file COPYING. If not, write to
21 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
25 #define TARGET_ARCH bfd_arch_mips
27 #define ONLY_STANDARD_ESCAPES
29 #define WORKING_DOT_WORD 1
30 #define OLD_FLOAT_READS
31 #define REPEAT_CONS_EXPRESSIONS
32 #define RELOC_EXPANSION_POSSIBLE
33 #define MAX_RELOC_EXPANSION 3
34 #define LOCAL_LABELS_FB
36 #define LOCAL_LABEL(name) ((name)[0] == '$')
38 #define md_relax_frag(fragp, stretch) (0)
39 #define md_undefined_symbol(name) (0)
42 #define LITTLE_ENDIAN 1234
43 #define BIG_ENDIAN 4321
45 /* If neither TARGET_BYTES_BIG_ENDIAN nor TARGET_BYTES_LITTLE_ENDIAN
46 is specified, default to big endian. */
47 #ifndef TARGET_BYTES_BIG_ENDIAN
48 #ifndef TARGET_BYTES_LITTLE_ENDIAN
49 #define TARGET_BYTES_BIG_ENDIAN
53 #ifdef TARGET_BYTES_BIG_ENDIAN
54 #define BYTE_ORDER BIG_ENDIAN
56 #define BYTE_ORDER LITTLE_ENDIAN
61 #ifdef TARGET_BYTES_BIG_ENDIAN
62 #define TARGET_FORMAT "a.out-mips-big"
64 #define TARGET_FORMAT "a.out-mips-little"
68 #ifdef TARGET_BYTES_BIG_ENDIAN
69 #define TARGET_FORMAT "ecoff-bigmips"
71 #define TARGET_FORMAT "ecoff-littlemips"
73 #endif /* OBJ_ECOFF */
75 #ifdef TARGET_BYTES_BIG_ENDIAN
76 #define TARGET_FORMAT "elf32-bigmips"
78 #define TARGET_FORMAT "elf32-littlemips"
81 #endif /* ! defined (TARGET_FORMAT) */
84 unsigned long insn_opcode;
85 const struct mips_opcode *insn_mo;
88 extern int tc_get_register PARAMS ((int frame));
90 #define tc_frob_label(sym) mips_define_label (sym)
91 extern void mips_define_label PARAMS ((struct symbol *));
93 #define TC_CONS_FIX_NEW cons_fix_new_mips
94 extern void cons_fix_new_mips ();
96 /* Register mask variables. These are set by the MIPS assembly code
97 and used by ECOFF and possibly other object file formats. */
98 extern unsigned long mips_gprmask;
99 extern unsigned long mips_cprmask[4];
103 #define elf_tc_final_processing mips_elf_final_processing
104 extern void mips_elf_final_processing PARAMS ((void));
106 #define ELF_TC_SPECIAL_SECTIONS \
107 { ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
108 { ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
109 { ".lit4", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
110 { ".lit8", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
111 { ".ucode", SHT_MIPS_UCODE, 0 }, \
112 { ".mdebug", SHT_MIPS_DEBUG, 0 },
113 /* Other special sections not generated by the assembler: .reginfo,
114 .liblist, .conflict, .gptab, .got, .dynamic, .rel.dyn. */
118 extern void md_mips_end PARAMS ((void));
119 #define md_end() md_mips_end()