1 /* ELF object file format.
2 Copyright (C) 1992, 1993 Free Software Foundation, Inc.
4 This file is part of GAS, the GNU Assembler.
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)
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.
16 You should have received a copy of the GNU General Public License
17 along with GAS; see the file COPYING. If not, write to
18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
21 /* HP PA-RISC support was contributed by the Center for Software Science
22 at the University of Utah. */
29 #define OUTPUT_FLAVOR bfd_target_elf_flavour
33 #define BYTES_IN_WORD 4 /* for now */
34 #include "bfd/libelf.h"
36 /* Use this to keep track of .size expressions that involve differences
37 that we can't compute yet. */
38 #define OBJ_SYMFIELD_TYPE expressionS *
40 /* Symbol fields used by the ELF back end. */
41 #define ELF_TARGET_SYMBOL_FIELDS int local:1; unsigned long sy_name_offset;
43 /* Don't change this; change ELF_TARGET_SYMBOL_FIELDS instead. */
44 #define TARGET_SYMBOL_FIELDS ELF_TARGET_SYMBOL_FIELDS
53 /* should be conditional on address size! */
54 #define elf_symbol(asymbol) ((elf_symbol_type *)(&(asymbol)->the_bfd))
56 #define S_GET_SIZE(S) (elf_symbol ((S)->bsym)->internal_elf_sym.st_size)
57 #define S_SET_SIZE(S,V) \
58 (elf_symbol((S)->bsym)->internal_elf_sym.st_size = (V))
60 #define S_GET_ALIGN(S) (elf_symbol ((S)->bsym)->internal_elf_sym.st_value)
61 #define S_SET_ALIGN(S,V) \
62 (elf_symbol ((S)->bsym)->internal_elf_sym.st_value = (V))
64 extern asection
*gdb_section
;
66 #define obj_frob_file() elf_frob_file()
68 extern void elf_frob_file
PARAMS ((void));
69 extern void elf_file_symbol
PARAMS ((char *));
70 #define obj_app_file elf_file_symbol
72 extern void obj_elf_section
PARAMS ((int));
73 extern void obj_elf_previous
PARAMS ((int));
74 extern void obj_elf_version
PARAMS ((int));
76 /* BFD wants to write the udata field, which is a no-no for the
77 globally defined sections. */
78 #define obj_sec_sym_ok_for_reloc(SEC) ((SEC)->owner != 0)
80 /* When setting one symbol equal to another, by default we probably
81 want them to have the same "size", whatever it means in the current
83 #define OBJ_COPY_SYMBOL_ATTRIBUTES(DEST,SRC) \
84 S_SET_SIZE ((DEST), S_GET_SIZE (SRC))
86 /* Stabs go in a separate section. */
87 #define SEPARATE_STAB_SECTIONS
89 /* We need 12 bytes at the start of the section to hold some initial
91 extern void obj_elf_init_stab_section
PARAMS ((segT
));
92 #define INIT_STAB_SECTION(seg) obj_elf_init_stab_section (seg)
94 /* For now, always set ECOFF_DEBUGGING for a MIPS target. */
96 #define ECOFF_DEBUGGING 1
101 /* If we are generating ECOFF debugging information, we need some
102 additional fields for each symbol. */
103 #undef TARGET_SYMBOL_FIELDS
104 #define TARGET_SYMBOL_FIELDS \
105 ELF_TARGET_SYMBOL_FIELDS \
106 struct efdr *ecoff_file; \
107 struct localsym *ecoff_symbol; \
108 valueT ecoff_extern_size;
110 /* We smuggle stabs in ECOFF rather than using a separate section.
111 The Irix linker can not handle a separate stabs section. */
112 #undef SEPARATE_STAB_SECTIONS
113 #undef INIT_STAB_SECTION
114 #define OBJ_PROCESS_STAB(seg, what, string, type, other, desc) \
115 ecoff_stab ((what), (string), (type), (other), (desc))
117 #define OBJ_GENERATE_ASM_LINENO(filename, lineno) \
118 ecoff_generate_asm_lineno ((filename), (lineno))
120 #endif /* ECOFF_DEBUGGING */
122 extern void elf_frob_symbol
PARAMS ((struct symbol
*));
123 #define obj_frob_symbol(symp, punt) elf_frob_symbol (symp)
125 #endif /* _OBJ_ELF_H */