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252b5132 RH |
1 | /* This file is tc-mcore.h |
2 | ||
a161fe53 | 3 | Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc. |
252b5132 RH |
4 | |
5 | This file is part of GAS, the GNU Assembler. | |
6 | ||
7 | GAS is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2, or (at your option) | |
10 | any later version. | |
11 | ||
12 | GAS is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
bec50466 NC |
18 | along with GAS; see the file COPYING. If not, write to the |
19 | Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
d7f1f2b0 | 20 | 02111-1307, USA. */ |
252b5132 RH |
21 | |
22 | #ifndef TC_MCORE | |
23 | #define TC_MCORE 1 | |
24 | ||
25 | #ifndef BFD_ASSEMBLER | |
26 | #error MCORE support requires BFD_ASSEMBLER | |
27 | #endif | |
28 | ||
29 | #define TARGET_ARCH bfd_arch_mcore | |
829ce307 NC |
30 | /* Used to initialise target_big_endian. */ |
31 | #define TARGET_BYTES_BIG_ENDIAN 0 | |
252b5132 RH |
32 | |
33 | /* Don't write out relocs for pcrel stuff. */ | |
34 | #define TC_COUNT_RELOC(x) (((x)->fx_addsy || (x)->fx_subsy) && \ | |
35 | (x)->fx_r_type < BFD_RELOC_MCORE_PCREL_IMM8BY4) | |
36 | ||
37 | #define IGNORE_NONSTANDARD_ESCAPES | |
38 | ||
39 | #define TC_RELOC_MANGLE(a,b,c) tc_reloc_mangle (a, b, c) | |
40 | ||
41 | /* Some pseudo-op semantic extensions. */ | |
42 | #define PSEUDO_LCOMM_OPTIONAL_ALIGN | |
43 | ||
44 | #define LISTING_HEADER "M.CORE GAS Version 2.9.4" | |
45 | #define LISTING_LHS_CONT_LINES 4 | |
46 | ||
47 | #define NEED_FX_R_TYPE 1 | |
48 | #define COFF_FLAGS 1 | |
49 | ||
50 | /* We want local label support. */ | |
51 | #define LOCAL_LABELS_FB 1 | |
a75214e5 | 52 | |
252b5132 | 53 | #define TC_COFF_SIZEMACHDEP(frag) tc_coff_sizemachdep (frag) |
aa699a2c | 54 | int tc_coff_sizemachdep PARAMS ((struct frag *)); |
a75214e5 | 55 | |
252b5132 RH |
56 | extern const struct relax_type md_relax_table[]; |
57 | #define TC_GENERIC_RELAX_TABLE md_relax_table | |
58 | #define md_end md_mcore_end | |
59 | ||
a75214e5 | 60 | /* Want the section information too... */ |
a161fe53 | 61 | #define MD_PCREL_FROM_SECTION(FIX, SEC) md_pcrel_from_section (FIX, SEC) |
252b5132 | 62 | |
252b5132 RH |
63 | #ifdef OBJ_COFF |
64 | ||
65 | #define TARGET_FORMAT (target_big_endian ? "pe-mcore-big" : "pe-mcore-little") | |
66 | ||
49309057 ILT |
67 | struct mcore_tc_sy |
68 | { | |
69 | int sy_flags; | |
70 | }; | |
71 | ||
72 | #define TC_SYMFIELD_TYPE struct mcore_tc_sy | |
252b5132 | 73 | |
f11900d0 | 74 | # if defined TE_PE |
a161fe53 AM |
75 | # define TC_FORCE_RELOCATION(x) \ |
76 | ((x)->fx_r_type == BFD_RELOC_RVA || S_FORCE_RELOC ((x)->fx_addsy)) | |
f11900d0 NC |
77 | # endif |
78 | ||
252b5132 RH |
79 | #endif /* OBJ_COFF */ |
80 | ||
252b5132 RH |
81 | #ifdef OBJ_ELF |
82 | ||
83 | #define TARGET_FORMAT (target_big_endian ? "elf32-mcore-big" : "elf32-mcore-little") | |
84 | ||
85 | #define ELF_TC_SPECIAL_SECTIONS \ | |
86 | { ".ctors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ | |
87 | { ".dtors", SHT_PROGBITS, SHF_ALLOC + SHF_WRITE }, \ | |
88 | /* Other special sections not generated by the assembler: .reginfo, | |
89 | .liblist, .conflict, .gptab, .got, .dynamic, .rel.dyn. */ | |
90 | ||
a161fe53 AM |
91 | /* No shared lib support, so we don't need to ensure externally |
92 | visible symbols can be overridden. */ | |
93 | #define EXTERN_FORCE_RELOC 0 | |
94 | ||
252b5132 RH |
95 | /* When relaxing, we need to emit various relocs we otherwise wouldn't. */ |
96 | #define TC_FORCE_RELOCATION(fix) mcore_force_relocation (fix) | |
97 | extern int mcore_force_relocation PARAMS ((struct fix *)); | |
98 | ||
a161fe53 | 99 | #define tc_fix_adjustable(FIX) mcore_fix_adjustable (FIX) |
b34976b6 | 100 | extern bfd_boolean mcore_fix_adjustable PARAMS ((struct fix *)); |
252b5132 | 101 | |
a161fe53 AM |
102 | /* Values passed to md_apply_fix3 don't include the symbol value. */ |
103 | #define MD_APPLY_SYM_VALUE(FIX) 0 | |
104 | ||
252b5132 RH |
105 | #endif /* OBJ_ELF */ |
106 | ||
107 | #ifndef TARGET_FORMAT | |
108 | # error No target format specified. | |
109 | #endif | |
110 | ||
252b5132 | 111 | #include "write.h" /* For definition of fixS */ |
a75214e5 | 112 | |
252b5132 RH |
113 | extern void md_begin PARAMS ((void)); |
114 | extern void md_assemble PARAMS ((char *)); | |
115 | extern symbolS * md_undefined_symbol PARAMS ((char *)); | |
116 | extern void md_mcore_end PARAMS ((void)); | |
117 | extern char * md_atof PARAMS ((int, char *, int *)); | |
118 | extern int md_parse_option PARAMS ((int, char *)); | |
119 | extern void md_show_usage PARAMS ((FILE *)); | |
a75214e5 | 120 | extern void md_create_short_jump |
252b5132 RH |
121 | PARAMS ((char *, addressT, addressT, fragS *, symbolS *)); |
122 | extern void md_create_long_jump | |
123 | PARAMS ((char *, addressT, addressT, fragS *, symbolS *)); | |
124 | extern void md_convert_frag PARAMS ((bfd *, segT, fragS *)); | |
252b5132 RH |
125 | extern void md_operand PARAMS ((expressionS *)); |
126 | extern int md_estimate_size_before_relax PARAMS ((fragS *, segT)); | |
127 | extern void md_number_to_chars PARAMS ((char *, valueT, int)); | |
128 | extern valueT md_section_align PARAMS ((segT, valueT)); | |
129 | extern long md_pcrel_from_section PARAMS ((fixS *, segT)); | |
130 | extern arelent * tc_gen_reloc PARAMS ((asection *, fixS *)); | |
131 | ||
132 | #endif /* TC_MCORE */ |