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. */
27 #define TARGET_ARCH bfd_arch_mips
29 #define ONLY_STANDARD_ESCAPES
31 #define WORKING_DOT_WORD 1
32 #define OLD_FLOAT_READS
33 #define REPEAT_CONS_EXPRESSIONS
34 #define RELOC_EXPANSION_POSSIBLE
35 #define MAX_RELOC_EXPANSION 3
36 #define LOCAL_LABELS_FB 1
38 #define LOCAL_LABEL(name) mips_local_label (name)
39 extern int mips_local_label PARAMS ((const char *));
41 #define md_relax_frag(fragp, stretch) (0)
42 #define md_undefined_symbol(name) (0)
45 /* We permit PC relative difference expressions when generating
49 #define LITTLE_ENDIAN 1234
50 #define BIG_ENDIAN 4321
52 /* Default to big endian. */
53 #ifndef TARGET_BYTES_LITTLE_ENDIAN
54 #undef TARGET_BYTES_BIG_ENDIAN
55 #define TARGET_BYTES_BIG_ENDIAN 1
58 #if TARGET_BYTES_BIG_ENDIAN
59 #define BYTE_ORDER BIG_ENDIAN
61 #define BYTE_ORDER LITTLE_ENDIAN
64 /* The endianness of the target format may change based on command
66 #define TARGET_FORMAT mips_target_format()
67 extern const char *mips_target_format ();
70 unsigned long insn_opcode;
71 const struct mips_opcode *insn_mo;
74 extern int tc_get_register PARAMS ((int frame));
76 #define md_parse_long_option(arg) mips_parse_long_option (arg)
77 extern int mips_parse_long_option PARAMS ((const char *));
79 #define tc_frob_label(sym) mips_define_label (sym)
80 extern void mips_define_label PARAMS ((struct symbol *));
82 #define TC_CONS_FIX_NEW cons_fix_new_mips
83 extern void cons_fix_new_mips ();
85 /* When generating embedded PIC code we must keep PC relative
87 #define TC_FORCE_RELOCATION(fixp) mips_force_relocation (fixp)
88 extern int mips_force_relocation ();
90 /* md_apply_fix sets fx_done correctly. */
91 #define TC_HANDLE_FX_DONE 1
93 /* Register mask variables. These are set by the MIPS assembly code
94 and used by ECOFF and possibly other object file formats. */
95 extern unsigned long mips_gprmask;
96 extern unsigned long mips_cprmask[4];
100 #define elf_tc_final_processing mips_elf_final_processing
101 extern void mips_elf_final_processing PARAMS ((void));
103 #define ELF_TC_SPECIAL_SECTIONS \
104 { ".sdata", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
105 { ".sbss", SHT_NOBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
106 { ".lit4", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
107 { ".lit8", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_MIPS_GPREL }, \
108 { ".ucode", SHT_MIPS_UCODE, 0 }, \
109 { ".mdebug", SHT_MIPS_DEBUG, 0 },
110 /* Other special sections not generated by the assembler: .reginfo,
111 .liblist, .conflict, .gptab, .got, .dynamic, .rel.dyn. */
115 extern void md_mips_end PARAMS ((void));
116 #define md_end() md_mips_end()
118 #define USE_GLOBAL_POINTER_OPT (OUTPUT_FLAVOR == bfd_target_ecoff_flavour \
119 || OUTPUT_FLAVOR == bfd_target_elf_flavour)
121 extern void mips_pop_insert PARAMS ((void));
122 #define md_pop_insert() mips_pop_insert()
124 extern void mips_flush_pending_output PARAMS ((void));
125 #define md_flush_pending_output mips_flush_pending_output
127 extern void mips_enable_auto_align PARAMS ((void));
128 #define md_elf_section_change_hook() mips_enable_auto_align()
130 extern void mips_init_after_args PARAMS ((void));
131 #define tc_init_after_args mips_init_after_args