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670a50eb ILT |
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. | |
6 | ||
7 | This file is part of GAS. | |
8 | ||
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) | |
12 | any later version. | |
13 | ||
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. | |
18 | ||
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 | |
a2a5a4fa | 21 | the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
670a50eb | 22 | |
22ba90ce ILT |
23 | #ifndef TC_MIPS |
24 | ||
670a50eb ILT |
25 | #define TC_MIPS |
26 | ||
27 | #define TARGET_ARCH bfd_arch_mips | |
28 | ||
670a50eb | 29 | #define ONLY_STANDARD_ESCAPES |
670a50eb ILT |
30 | #define WORKING_DOT_WORD 1 |
31 | #define OLD_FLOAT_READS | |
918692a5 | 32 | #define REPEAT_CONS_EXPRESSIONS |
166d9f90 KR |
33 | #define RELOC_EXPANSION_POSSIBLE |
34 | #define MAX_RELOC_EXPANSION 3 | |
9777b772 | 35 | #define LOCAL_LABELS_FB 1 |
670a50eb | 36 | |
817e4f75 ILT |
37 | /* Maximum symbol offset that can be encoded in a BFD_RELOC_MIPS_GPREL |
38 | relocation: */ | |
39 | #define MAX_GPREL_OFFSET (0x7FF4) | |
40 | ||
22ba90ce ILT |
41 | #define LOCAL_LABEL(name) mips_local_label (name) |
42 | extern int mips_local_label PARAMS ((const char *)); | |
670a50eb | 43 | |
166d9f90 | 44 | #define md_relax_frag(fragp, stretch) (0) |
670a50eb ILT |
45 | #define md_undefined_symbol(name) (0) |
46 | #define md_operand(x) | |
47 | ||
1dc1e798 KR |
48 | /* We permit PC relative difference expressions when generating |
49 | embedded PIC code. */ | |
50 | #define DIFF_EXPR_OK | |
51 | ||
670a50eb ILT |
52 | #define LITTLE_ENDIAN 1234 |
53 | #define BIG_ENDIAN 4321 | |
54 | ||
1dc1e798 | 55 | /* Default to big endian. */ |
670a50eb | 56 | #ifndef TARGET_BYTES_LITTLE_ENDIAN |
1dc1e798 KR |
57 | #undef TARGET_BYTES_BIG_ENDIAN |
58 | #define TARGET_BYTES_BIG_ENDIAN 1 | |
670a50eb ILT |
59 | #endif |
60 | ||
1dc1e798 KR |
61 | /* The endianness of the target format may change based on command |
62 | line arguments. */ | |
63 | #define TARGET_FORMAT mips_target_format() | |
64 | extern const char *mips_target_format (); | |
670a50eb | 65 | |
670a50eb ILT |
66 | struct mips_cl_insn { |
67 | unsigned long insn_opcode; | |
68 | const struct mips_opcode *insn_mo; | |
69 | }; | |
70 | ||
166d9f90 | 71 | extern int tc_get_register PARAMS ((int frame)); |
abdad6bc | 72 | |
1dc1e798 KR |
73 | #define md_parse_long_option(arg) mips_parse_long_option (arg) |
74 | extern int mips_parse_long_option PARAMS ((const char *)); | |
75 | ||
abdad6bc ILT |
76 | #define tc_frob_label(sym) mips_define_label (sym) |
77 | extern void mips_define_label PARAMS ((struct symbol *)); | |
78 | ||
867a58b3 ILT |
79 | #define tc_frob_file() mips_frob_file () |
80 | extern void mips_frob_file PARAMS ((void)); | |
81 | ||
abdad6bc ILT |
82 | #define TC_CONS_FIX_NEW cons_fix_new_mips |
83 | extern void cons_fix_new_mips (); | |
1aa6938e | 84 | |
1dc1e798 KR |
85 | /* When generating embedded PIC code we must keep PC relative |
86 | relocations. */ | |
87 | #define TC_FORCE_RELOCATION(fixp) mips_force_relocation (fixp) | |
88 | extern int mips_force_relocation (); | |
89 | ||
90 | /* md_apply_fix sets fx_done correctly. */ | |
91 | #define TC_HANDLE_FX_DONE 1 | |
92 | ||
1aa6938e ILT |
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]; | |
166d9f90 KR |
97 | |
98 | #ifdef OBJ_ELF | |
f34e27a1 | 99 | |
166d9f90 KR |
100 | #define elf_tc_final_processing mips_elf_final_processing |
101 | extern void mips_elf_final_processing PARAMS ((void)); | |
f34e27a1 ILT |
102 | |
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. */ | |
112 | ||
166d9f90 KR |
113 | #endif |
114 | ||
115 | extern void md_mips_end PARAMS ((void)); | |
116 | #define md_end() md_mips_end() | |
1dc1e798 KR |
117 | |
118 | #define USE_GLOBAL_POINTER_OPT (OUTPUT_FLAVOR == bfd_target_ecoff_flavour \ | |
119 | || OUTPUT_FLAVOR == bfd_target_elf_flavour) | |
22ba90ce ILT |
120 | |
121 | extern void mips_pop_insert PARAMS ((void)); | |
122 | #define md_pop_insert() mips_pop_insert() | |
123 | ||
124 | extern void mips_flush_pending_output PARAMS ((void)); | |
125 | #define md_flush_pending_output mips_flush_pending_output | |
126 | ||
127 | extern void mips_enable_auto_align PARAMS ((void)); | |
128 | #define md_elf_section_change_hook() mips_enable_auto_align() | |
129 | ||
130 | extern void mips_init_after_args PARAMS ((void)); | |
131 | #define tc_init_after_args mips_init_after_args | |
132 | ||
133 | #endif /* TC_MIPS */ |