Commit | Line | Data |
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bd4d4b8a | 1 | /* ELF object file format. |
8095b665 | 2 | Copyright (C) 1992, 93, 94, 95, 1996 Free Software Foundation, Inc. |
bd4d4b8a KR |
3 | |
4 | This file is part of GAS, the GNU Assembler. | |
5 | ||
6 | GAS is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 1, or (at your option) | |
9 | any later version. | |
10 | ||
11 | GAS is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
8095b665 ILT |
17 | along with GAS; see the file COPYING. If not, write to the Free |
18 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA | |
19 | 02111-1307, USA. */ | |
bd4d4b8a KR |
20 | |
21 | ||
22 | /* HP PA-RISC support was contributed by the Center for Software Science | |
23 | at the University of Utah. */ | |
24 | ||
25 | #ifndef _OBJ_ELF_H | |
26 | #define _OBJ_ELF_H | |
27 | ||
28 | #define OBJ_ELF 1 | |
29 | ||
5b9a7bef KR |
30 | #define OUTPUT_FLAVOR bfd_target_elf_flavour |
31 | ||
bd4d4b8a KR |
32 | #include <bfd.h> |
33 | ||
34 | #define BYTES_IN_WORD 4 /* for now */ | |
8095b665 | 35 | #include "bfd/elf-bfd.h" |
5b9a7bef KR |
36 | |
37 | /* Use this to keep track of .size expressions that involve differences | |
38 | that we can't compute yet. */ | |
39 | #define OBJ_SYMFIELD_TYPE expressionS * | |
bd4d4b8a | 40 | |
c6858c1b | 41 | /* Symbol fields used by the ELF back end. */ |
8095b665 | 42 | #define ELF_TARGET_SYMBOL_FIELDS int local:1; |
c6858c1b ILT |
43 | |
44 | /* Don't change this; change ELF_TARGET_SYMBOL_FIELDS instead. */ | |
45 | #define TARGET_SYMBOL_FIELDS ELF_TARGET_SYMBOL_FIELDS | |
bd4d4b8a | 46 | |
bd4d4b8a KR |
47 | #include "targ-cpu.h" |
48 | ||
49 | #ifndef FALSE | |
50 | #define FALSE 0 | |
51 | #define TRUE !FALSE | |
52 | #endif | |
53 | ||
0bd28bc4 ILT |
54 | #define obj_begin() elf_begin () |
55 | extern void elf_begin PARAMS ((void)); | |
56 | ||
bd4d4b8a | 57 | /* should be conditional on address size! */ |
6a54ad63 | 58 | #define elf_symbol(asymbol) ((elf_symbol_type *)(&(asymbol)->the_bfd)) |
bd4d4b8a | 59 | |
80903ca6 | 60 | #define S_GET_SIZE(S) (elf_symbol ((S)->bsym)->internal_elf_sym.st_size) |
58d4951d ILT |
61 | #define S_SET_SIZE(S,V) \ |
62 | (elf_symbol((S)->bsym)->internal_elf_sym.st_size = (V)) | |
bd4d4b8a | 63 | |
6f89cd42 KH |
64 | #define S_GET_ALIGN(S) (elf_symbol ((S)->bsym)->internal_elf_sym.st_value) |
65 | #define S_SET_ALIGN(S,V) \ | |
66 | (elf_symbol ((S)->bsym)->internal_elf_sym.st_value = (V)) | |
67 | ||
bd4d4b8a KR |
68 | extern asection *gdb_section; |
69 | ||
bd4d4b8a KR |
70 | #define obj_frob_file() elf_frob_file() |
71 | ||
bd4d4b8a KR |
72 | extern void elf_frob_file PARAMS ((void)); |
73 | extern void elf_file_symbol PARAMS ((char *)); | |
5b9a7bef | 74 | #define obj_app_file elf_file_symbol |
bd4d4b8a | 75 | |
6a54ad63 | 76 | extern void obj_elf_section PARAMS ((int)); |
80903ca6 | 77 | extern void obj_elf_previous PARAMS ((int)); |
c6858c1b | 78 | extern void obj_elf_version PARAMS ((int)); |
80903ca6 | 79 | |
6f89cd42 KH |
80 | /* BFD wants to write the udata field, which is a no-no for the |
81 | globally defined sections. */ | |
82 | #define obj_sec_sym_ok_for_reloc(SEC) ((SEC)->owner != 0) | |
83 | ||
9a36b83f KR |
84 | /* When setting one symbol equal to another, by default we probably |
85 | want them to have the same "size", whatever it means in the current | |
86 | context. */ | |
87 | #define OBJ_COPY_SYMBOL_ATTRIBUTES(DEST,SRC) \ | |
88 | S_SET_SIZE ((DEST), S_GET_SIZE (SRC)) | |
89 | ||
80903ca6 | 90 | /* Stabs go in a separate section. */ |
e51a3912 | 91 | #define SEPARATE_STAB_SECTIONS 1 |
80903ca6 ILT |
92 | |
93 | /* We need 12 bytes at the start of the section to hold some initial | |
94 | information. */ | |
c6858c1b ILT |
95 | extern void obj_elf_init_stab_section PARAMS ((segT)); |
96 | #define INIT_STAB_SECTION(seg) obj_elf_init_stab_section (seg) | |
97 | ||
0bd28bc4 ILT |
98 | /* For now, always set ECOFF_DEBUGGING for an Alpha target. */ |
99 | #ifdef TC_ALPHA | |
100 | #define ECOFF_DEBUGGING 1 | |
101 | #endif | |
102 | ||
c6858c1b ILT |
103 | /* For now, always set ECOFF_DEBUGGING for a MIPS target. */ |
104 | #ifdef TC_MIPS | |
5b9a7bef | 105 | #define ECOFF_DEBUGGING 1 |
c6858c1b ILT |
106 | #endif |
107 | ||
5b9a7bef | 108 | #if ECOFF_DEBUGGING |
c6858c1b ILT |
109 | |
110 | /* If we are generating ECOFF debugging information, we need some | |
111 | additional fields for each symbol. */ | |
112 | #undef TARGET_SYMBOL_FIELDS | |
113 | #define TARGET_SYMBOL_FIELDS \ | |
114 | ELF_TARGET_SYMBOL_FIELDS \ | |
115 | struct efdr *ecoff_file; \ | |
116 | struct localsym *ecoff_symbol; \ | |
6f89cd42 | 117 | valueT ecoff_extern_size; |
c6858c1b ILT |
118 | |
119 | /* We smuggle stabs in ECOFF rather than using a separate section. | |
120 | The Irix linker can not handle a separate stabs section. */ | |
121 | #undef SEPARATE_STAB_SECTIONS | |
122 | #undef INIT_STAB_SECTION | |
5b9a7bef | 123 | #define OBJ_PROCESS_STAB(seg, what, string, type, other, desc) \ |
8095b665 | 124 | ecoff_stab ((seg), (what), (string), (type), (other), (desc)) |
c6858c1b | 125 | |
ad14517d KH |
126 | #define OBJ_GENERATE_ASM_LINENO(filename, lineno) \ |
127 | ecoff_generate_asm_lineno ((filename), (lineno)) | |
6f89cd42 | 128 | |
c6858c1b | 129 | #endif /* ECOFF_DEBUGGING */ |
6a54ad63 | 130 | |
8095b665 ILT |
131 | extern void elf_frob_symbol PARAMS ((struct symbol *, int *)); |
132 | #define obj_frob_symbol(symp, punt) elf_frob_symbol (symp, &punt) | |
133 | ||
134 | extern void elf_pop_insert PARAMS ((void)); | |
135 | #define obj_pop_insert() elf_pop_insert() | |
136 | ||
137 | #ifndef OBJ_MAYBE_ELF | |
138 | #define obj_ecoff_set_ext elf_ecoff_set_ext | |
139 | extern void elf_ecoff_set_ext (); | |
140 | #endif | |
5b9a7bef | 141 | |
bd4d4b8a | 142 | #endif /* _OBJ_ELF_H */ |