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1 | /* ld.h - |
2 | ||
c1074477 | 3 | Copyright (C) 1991, 1993 Free Software Foundation, Inc. |
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4 | |
5 | This file is part of GLD, the Gnu Linker. | |
6 | ||
7 | GLD is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
c1074477 | 9 | the Free Software Foundation; either version 2, or (at your option) |
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10 | any later version. |
11 | ||
12 | GLD 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 | |
18 | along with GLD; see the file COPYING. If not, write to | |
19 | the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ | |
20 | ||
21 | ||
22 | #define flag_is_not_at_end(x) ((x) & BSF_NOT_AT_END) | |
23 | #define flag_is_ordinary_local(x) (((x) & (BSF_LOCAL))&!((x) & (BSF_DEBUGGING))) | |
24 | #define flag_is_debugger(x) ((x) & BSF_DEBUGGING) | |
25 | #define flag_is_undefined_or_global(x) ((x) & (BSF_UNDEFINED | BSF_GLOBAL)) | |
26 | #define flag_is_defined(x) (!((x) & (BSF_UNDEFINED))) | |
27 | #define flag_is_global_or_common(x) ((x) & (BSF_GLOBAL | BSF_FORT_COMM)) | |
28 | #define flag_is_undefined_or_global_or_common(x) ((x) & (BSF_UNDEFINED | BSF_GLOBAL | BSF_FORT_COMM)) | |
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29 | #define flag_is_undefined_or_global_or_common_or_constructor(x) ((x) & (BSF_UNDEFINED | BSF_GLOBAL | BSF_FORT_COMM | BSF_CONSTRUCTOR)) |
30 | #define flag_is_constructor(x) ((x) & BSF_CONSTRUCTOR) | |
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31 | #define flag_is_common(x) ((x) & BSF_FORT_COMM) |
32 | #define flag_is_global(x) ((x) & (BSF_GLOBAL)) | |
73f5d5fe | 33 | #define flag_is_weak(x) ((x) & BSF_WEAK) |
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34 | #define flag_is_undefined(x) ((x) & BSF_UNDEFINED) |
35 | #define flag_set(x,y) (x = y) | |
36 | #define flag_is_fort_comm(x) ((x) & BSF_FORT_COMM) | |
37 | #define flag_is_absolute(x) ((x) & BSF_ABSOLUTE) | |
38 | /* Extra information we hold on sections */ | |
39 | typedef struct user_section_struct { | |
40 | /* Pointer to the section where this data will go */ | |
41 | struct lang_input_statement_struct *file; | |
42 | } section_userdata_type; | |
43 | ||
44 | ||
45 | #define get_userdata(x) ((x)->userdata) | |
46 | #define as_output_section_statement(x) ((x)->otheruserdata) | |
47 | ||
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48 | |
49 | ||
50 | /* Which symbols should be stripped (omitted from the output): | |
51 | none, all, or debugger symbols. */ | |
c1074477 | 52 | typedef enum { STRIP_NONE, STRIP_ALL, STRIP_DEBUGGER, STRIP_SOME } strip_symbols_type; |
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53 | |
54 | ||
55 | ||
56 | ||
57 | /* Which local symbols should be omitted: | |
58 | none, all, or those starting with L. | |
59 | This is irrelevant if STRIP_NONE. */ | |
5e83d38e | 60 | typedef enum { DISCARD_NONE, DISCARD_ALL, DISCARD_L } discard_locals_type; |
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61 | |
62 | ||
c1074477 DE |
63 | #define BYTE_SIZE (1) |
64 | #define SHORT_SIZE (2) | |
65 | #define LONG_SIZE (4) | |
2fa0b342 | 66 | |
c1074477 DE |
67 | /* ALIGN macro changed to ALIGN_N to avoid */ |
68 | /* conflict in /usr/include/machine/machparam.h */ | |
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69 | /* WARNING: If THIS is a 64 bit address and BOUNDARY is an unsigned int, |
70 | you must coerce boundary to the same type as THIS. | |
71 | ??? Is there a portable way to avoid this. */ | |
c1074477 | 72 | #define ALIGN_N(this, boundary) ((( (this) + ((boundary) -1)) & (~((boundary)-1)))) |
2fa0b342 | 73 | |
2fa0b342 | 74 | typedef struct { |
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75 | /* 1 => assign space to common symbols even if `relocatable_output'. */ |
76 | boolean force_common_definition; | |
c1074477 DE |
77 | boolean relax; |
78 | ||
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79 | } args_type; |
80 | ||
81 | typedef int token_code_type; | |
82 | ||
83 | typedef struct | |
84 | { | |
c1074477 | 85 | bfd_size_type specified_data_size; |
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86 | boolean magic_demand_paged; |
87 | boolean make_executable; | |
88 | /* 1 => write relocation into output file so can re-input it later. */ | |
89 | boolean relocateable_output; | |
90 | ||
91 | /* Will we build contstructors, or leave alone ? */ | |
92 | boolean build_constructors; | |
c1074477 DE |
93 | |
94 | /* If true, warn about merging common symbols with others. */ | |
95 | boolean warn_common; | |
2fa0b342 | 96 | |
b6316534 | 97 | boolean sort_common; |
c1074477 DE |
98 | /* these flags may seem mutually exclusive, but not setting them |
99 | allows the back end to decide what would be the best thing to do */ | |
100 | boolean text_read_only; | |
101 | ||
102 | char *map_filename; | |
103 | FILE *map_file; | |
104 | ||
2fa0b342 | 105 | } ld_config_type; |
1418c83b | 106 | #define set_asymbol_chain(x,y) ((x)->udata = (PTR)y) |
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107 | #define get_asymbol_chain(x) ((asymbol **)((x)->udata)) |
108 | #define get_loader_symbol(x) ((loader_global_asymbol *)((x)->udata)) | |
1418c83b | 109 | #define set_loader_symbol(x,y) ((x)->udata = (PTR)y) |
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110 | |
111 | ||
112 | ||
113 | ||
114 | ||
115 | ||
116 | typedef enum { | |
117 | lang_first_phase_enum, | |
118 | lang_allocating_phase_enum, | |
119 | lang_final_phase_enum } lang_phase_type; | |
120 | ||
121 | ||
122 | ||
123 | ||
c1074477 DE |
124 | |
125 | int yyparse(); |