Commit | Line | Data |
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252b5132 | 1 | /* read.h - of read.c |
f7e42eb4 | 2 | Copyright 1986, 1990, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
aa820537 | 3 | 2000, 2001, 2002, 2003, 2004, 2005, 2007, 2008, 2009 |
252b5132 RH |
4 | Free Software Foundation, Inc. |
5 | ||
6 | This file is part of GAS, the GNU Assembler. | |
7 | ||
8 | GAS is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
ec2655a6 | 10 | the Free Software Foundation; either version 3, or (at your option) |
252b5132 RH |
11 | any later version. |
12 | ||
13 | GAS is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
ee515fb7 | 19 | along with GAS; see the file COPYING. If not, write to the Free |
4b4da160 NC |
20 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
21 | 02110-1301, USA. */ | |
252b5132 | 22 | |
ee515fb7 | 23 | extern char *input_line_pointer; /* -> char we are parsing now. */ |
252b5132 | 24 | |
ee515fb7 KH |
25 | /* Define to make whitespace be allowed in many syntactically |
26 | unnecessary places. Normally undefined. For compatibility with | |
27 | ancient GNU cc. */ | |
252b5132 | 28 | /* #undef PERMIT_WHITESPACE */ |
ee515fb7 | 29 | #define PERMIT_WHITESPACE |
252b5132 RH |
30 | |
31 | #ifdef PERMIT_WHITESPACE | |
ee515fb7 | 32 | #define SKIP_WHITESPACE() \ |
e4475e39 | 33 | ((*input_line_pointer == ' ') ? ++input_line_pointer : 0) |
252b5132 RH |
34 | #else |
35 | #define SKIP_WHITESPACE() know(*input_line_pointer != ' ' ) | |
36 | #endif | |
37 | ||
252b5132 RH |
38 | #define LEX_NAME (1) /* may continue a name */ |
39 | #define LEX_BEGIN_NAME (2) /* may begin a name */ | |
58b5739a | 40 | #define LEX_END_NAME (4) /* ends a name */ |
252b5132 RH |
41 | |
42 | #define is_name_beginner(c) \ | |
43 | ( lex_type[(unsigned char) (c)] & LEX_BEGIN_NAME ) | |
44 | #define is_part_of_name(c) \ | |
45 | ( lex_type[(unsigned char) (c)] & LEX_NAME ) | |
58b5739a RH |
46 | #define is_name_ender(c) \ |
47 | ( lex_type[(unsigned char) (c)] & LEX_END_NAME ) | |
252b5132 RH |
48 | |
49 | #ifndef is_a_char | |
50 | #define CHAR_MASK (0xff) | |
51 | #define NOT_A_CHAR (CHAR_MASK+1) | |
ee515fb7 | 52 | #define is_a_char(c) (((unsigned) (c)) <= CHAR_MASK) |
252b5132 RH |
53 | #endif /* is_a_char() */ |
54 | ||
55 | extern char lex_type[]; | |
56 | extern char is_end_of_line[]; | |
57 | ||
39e6acbd | 58 | extern int is_it_end_of_statement (void); |
40a4d956 | 59 | extern char *find_end_of_line (char *, int); |
252b5132 RH |
60 | |
61 | extern int target_big_endian; | |
62 | ||
63 | /* These are initialized by the CPU specific target files (tc-*.c). */ | |
64 | extern const char comment_chars[]; | |
65 | extern const char line_comment_chars[]; | |
66 | extern const char line_separator_chars[]; | |
67 | ||
68 | /* Table of -I directories. */ | |
69 | extern char **include_dirs; | |
70 | extern int include_dir_count; | |
71 | extern int include_dir_maxlen; | |
72 | ||
73 | /* The offset in the absolute section. */ | |
74 | extern addressT abs_section_offset; | |
75 | ||
76 | /* The label on a line, used by some of the pseudo-ops. */ | |
77 | extern symbolS *line_label; | |
78 | ||
79 | /* This is used to support MRI common sections. */ | |
80 | extern symbolS *mri_common_symbol; | |
81 | ||
bccba5f0 | 82 | /* True if a stabs line debug statement is currently being emitted. */ |
92eb7b32 | 83 | extern int outputting_stabs_line_debug; |
bccba5f0 | 84 | |
252b5132 | 85 | /* Possible arguments to .linkonce. */ |
ee515fb7 | 86 | enum linkonce_type { |
252b5132 RH |
87 | LINKONCE_UNSET = 0, |
88 | LINKONCE_DISCARD, | |
89 | LINKONCE_ONE_ONLY, | |
90 | LINKONCE_SAME_SIZE, | |
91 | LINKONCE_SAME_CONTENTS | |
92 | }; | |
93 | ||
a8a3b3b2 | 94 | #ifndef TC_CASE_SENSITIVE |
37d8bb27 NC |
95 | extern char original_case_string[]; |
96 | #endif | |
97 | ||
39e6acbd | 98 | extern void pop_insert (const pseudo_typeS *); |
252b5132 | 99 | extern unsigned int get_stab_string_offset |
39e6acbd KH |
100 | (const char *string, const char *stabstr_secname); |
101 | extern void aout_process_stab (int, const char *, int, int, int); | |
102 | extern char *demand_copy_string (int *lenP); | |
103 | extern char *demand_copy_C_string (int *len_pointer); | |
104 | extern char get_absolute_expression_and_terminator (long *val_pointer); | |
39e6acbd KH |
105 | extern offsetT get_absolute_expression (void); |
106 | extern unsigned int next_char_of_string (void); | |
107 | extern void s_mri_sect (char *); | |
108 | extern char *mri_comment_field (char *); | |
109 | extern void mri_comment_end (char *, int); | |
110 | extern void add_include_dir (char *path); | |
111 | extern void cons (int nbytes); | |
112 | extern void demand_empty_rest_of_line (void); | |
113 | extern void emit_expr (expressionS *exp, unsigned int nbytes); | |
7ddd14de | 114 | extern void emit_expr_fix (expressionS *, unsigned int, fragS *, char *); |
39e6acbd KH |
115 | extern void equals (char *sym_name, int reassign); |
116 | extern void float_cons (int float_type); | |
117 | extern void ignore_rest_of_line (void); | |
40a4d956 | 118 | #define discard_rest_of_line ignore_rest_of_line |
39e6acbd KH |
119 | extern int output_leb128 (char *, valueT, int sign); |
120 | extern void pseudo_set (symbolS * symbolP); | |
121 | extern void read_a_source_file (char *name); | |
122 | extern void read_begin (void); | |
123 | extern void read_print_statistics (FILE *); | |
124 | extern int sizeof_leb128 (valueT, int sign); | |
125 | extern void stabs_generate_asm_file (void); | |
126 | extern void stabs_generate_asm_lineno (void); | |
127 | extern void stabs_generate_asm_func (const char *, const char *); | |
128 | extern void stabs_generate_asm_endfunc (const char *, const char *); | |
129 | extern void do_repeat (int,const char *,const char *); | |
c7927a3c | 130 | extern void do_repeat_with_expander (int, const char *, const char *, const char *); |
39e6acbd KH |
131 | extern void end_repeat (int); |
132 | extern void do_parse_cons_expression (expressionS *, int); | |
133 | ||
134 | extern void generate_lineno_debug (void); | |
135 | ||
136 | extern void s_abort (int) ATTRIBUTE_NORETURN; | |
137 | extern void s_align_bytes (int arg); | |
138 | extern void s_align_ptwo (int); | |
e13bab5a AM |
139 | extern void bss_alloc (symbolS *, addressT, int); |
140 | extern offsetT parse_align (int); | |
141 | extern symbolS *s_comm_internal (int, symbolS *(*) (int, symbolS *, addressT)); | |
13c56984 | 142 | extern symbolS *s_lcomm_internal (int, symbolS *, addressT); |
c04f5787 | 143 | extern void s_app_file_string (char *, int); |
39e6acbd KH |
144 | extern void s_app_file (int); |
145 | extern void s_app_line (int); | |
39e6acbd KH |
146 | extern void s_comm (int); |
147 | extern void s_data (int); | |
148 | extern void s_desc (int); | |
149 | extern void s_else (int arg); | |
150 | extern void s_elseif (int arg); | |
151 | extern void s_end (int arg); | |
152 | extern void s_endif (int arg); | |
153 | extern void s_err (int); | |
d190d046 | 154 | extern void s_errwarn (int); |
39e6acbd KH |
155 | extern void s_fail (int); |
156 | extern void s_fill (int); | |
157 | extern void s_float_space (int mult); | |
158 | extern void s_func (int); | |
39e6acbd KH |
159 | extern void s_globl (int arg); |
160 | extern void s_if (int arg); | |
26aca5f6 | 161 | extern void s_ifb (int arg); |
39e6acbd KH |
162 | extern void s_ifc (int arg); |
163 | extern void s_ifdef (int arg); | |
164 | extern void s_ifeqs (int arg); | |
165 | extern void s_ignore (int arg); | |
166 | extern void s_include (int arg); | |
167 | extern void s_irp (int arg); | |
168 | extern void s_lcomm (int needs_align); | |
169 | extern void s_lcomm_bytes (int needs_align); | |
170 | extern void s_leb128 (int sign); | |
171 | extern void s_linkonce (int); | |
172 | extern void s_lsym (int); | |
173 | extern void s_macro (int); | |
174 | extern void s_mexit (int); | |
175 | extern void s_mri (int); | |
176 | extern void s_mri_common (int); | |
177 | extern void s_org (int); | |
178 | extern void s_print (int); | |
179 | extern void s_purgem (int); | |
180 | extern void s_rept (int); | |
181 | extern void s_set (int); | |
182 | extern void s_space (int mult); | |
183 | extern void s_stab (int what); | |
184 | extern void s_struct (int); | |
185 | extern void s_text (int); | |
186 | extern void stringer (int append_zero); | |
187 | extern void s_xstab (int what); | |
188 | extern void s_rva (int); | |
189 | extern void s_incbin (int); | |
ee3c0378 | 190 | extern int s_vendor_attribute (int); |
06e77878 | 191 | extern void s_weakref (int); |