2 Copyright (C) 1986, 90, 92, 93, 94, 95, 96, 97, 2000
3 Free Software Foundation, Inc.
5 This file is part of GAS, the GNU Assembler.
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)
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.
17 You should have received a copy of the GNU General Public License
18 along with GAS; see the file COPYING. If not, write to
19 the Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
21 extern char *input_line_pointer;/* -> char we are parsing now. */
23 #define PERMIT_WHITESPACE /* Define to make whitespace be allowed in */
24 /* many syntactically unnecessary places. */
25 /* Normally undefined. For compatibility */
26 /* with ancient GNU cc. */
27 /* #undef PERMIT_WHITESPACE */
29 #ifdef PERMIT_WHITESPACE
30 #define SKIP_WHITESPACE() {if (* input_line_pointer == ' ') ++ input_line_pointer;}
32 #define SKIP_WHITESPACE() know(*input_line_pointer != ' ' )
35 #define LEX_NAME (1) /* may continue a name */
36 #define LEX_BEGIN_NAME (2) /* may begin a name */
37 #define LEX_END_NAME (4) /* ends a name */
39 #define is_name_beginner(c) \
40 ( lex_type[(unsigned char) (c)] & LEX_BEGIN_NAME )
41 #define is_part_of_name(c) \
42 ( lex_type[(unsigned char) (c)] & LEX_NAME )
43 #define is_name_ender(c) \
44 ( lex_type[(unsigned char) (c)] & LEX_END_NAME )
47 #define CHAR_MASK (0xff)
48 #define NOT_A_CHAR (CHAR_MASK+1)
49 #define is_a_char(c) (((unsigned)(c)) <= CHAR_MASK)
50 #endif /* is_a_char() */
52 extern char lex_type[];
53 extern char is_end_of_line[];
55 extern int is_it_end_of_statement PARAMS ((void));
57 extern int target_big_endian;
59 /* These are initialized by the CPU specific target files (tc-*.c). */
60 extern const char comment_chars[];
61 extern const char line_comment_chars[];
62 extern const char line_separator_chars[];
64 /* Table of -I directories. */
65 extern char **include_dirs;
66 extern int include_dir_count;
67 extern int include_dir_maxlen;
69 /* The offset in the absolute section. */
70 extern addressT abs_section_offset;
72 /* The label on a line, used by some of the pseudo-ops. */
73 extern symbolS *line_label;
75 /* This is used to support MRI common sections. */
76 extern symbolS *mri_common_symbol;
78 /* True if a stabs line debug statement is currently being emitted. */
79 extern int outputting_stabs_line_debug;
81 /* Possible arguments to .linkonce. */
88 LINKONCE_SAME_CONTENTS
91 #define IGNORE_OPCODE_CASE
92 #ifdef IGNORE_OPCODE_CASE
93 extern char original_case_string[];
96 extern void pop_insert PARAMS ((const pseudo_typeS *));
97 extern unsigned int get_stab_string_offset
98 PARAMS ((const char *string, const char *stabstr_secname));
99 extern void aout_process_stab PARAMS ((int, const char *, int, int, int));
100 extern char *demand_copy_C_string PARAMS ((int *len_pointer));
101 extern char get_absolute_expression_and_terminator
102 PARAMS ((long *val_pointer));
103 extern offsetT get_absolute_expression PARAMS ((void));
104 extern unsigned int next_char_of_string PARAMS ((void));
105 extern void s_mri_sect PARAMS ((char *));
106 extern char *mri_comment_field PARAMS ((char *));
107 extern void mri_comment_end PARAMS ((char *, int));
108 extern void add_include_dir PARAMS ((char *path));
109 extern void cons PARAMS ((int nbytes));
110 extern void demand_empty_rest_of_line PARAMS ((void));
111 extern void emit_expr PARAMS ((expressionS *exp, unsigned int nbytes));
112 extern void emit_leb128_expr PARAMS ((expressionS *, int));
113 extern void equals PARAMS ((char *sym_name, int reassign));
114 extern void float_cons PARAMS ((int float_type));
115 extern void ignore_rest_of_line PARAMS ((void));
116 extern void discard_rest_of_line PARAMS ((void));
117 extern int output_leb128 PARAMS ((char *, valueT, int sign));
118 extern void pseudo_set PARAMS ((symbolS * symbolP));
119 extern void read_a_source_file PARAMS ((char *name));
120 extern void read_begin PARAMS ((void));
121 extern void read_print_statistics PARAMS ((FILE *));
122 extern int sizeof_leb128 PARAMS ((valueT, int sign));
123 extern void stabs_generate_asm_file PARAMS ((void));
124 extern void stabs_generate_asm_lineno PARAMS ((void));
125 extern void stabs_generate_asm_func PARAMS ((const char *, const char *));
126 extern void stabs_generate_asm_endfunc PARAMS ((const char *, const char *));
127 extern void do_repeat PARAMS((int,const char *,const char *));
128 extern void end_repeat PARAMS((int));
130 extern void generate_lineno_debug PARAMS ((void));
132 extern void s_abort PARAMS ((int)) ATTRIBUTE_NORETURN;
133 extern void s_align_bytes PARAMS ((int arg));
134 extern void s_align_ptwo PARAMS ((int));
135 extern void s_app_file PARAMS ((int));
136 extern void s_app_line PARAMS ((int));
137 extern void s_comm PARAMS ((int));
138 extern void s_data PARAMS ((int));
139 extern void s_desc PARAMS ((int));
140 extern void s_else PARAMS ((int arg));
141 extern void s_elseif PARAMS ((int arg));
142 extern void s_end PARAMS ((int arg));
143 extern void s_endif PARAMS ((int arg));
144 extern void s_err PARAMS ((int));
145 extern void s_fail PARAMS ((int));
146 extern void s_fill PARAMS ((int));
147 extern void s_float_space PARAMS ((int mult));
148 extern void s_func PARAMS ((int));
149 extern void do_s_func PARAMS ((int, const char *));
150 extern void s_globl PARAMS ((int arg));
151 extern void s_if PARAMS ((int arg));
152 extern void s_ifc PARAMS ((int arg));
153 extern void s_ifdef PARAMS ((int arg));
154 extern void s_ifeqs PARAMS ((int arg));
155 extern void s_ignore PARAMS ((int arg));
156 extern void s_include PARAMS ((int arg));
157 extern void s_irp PARAMS ((int arg));
158 extern void s_lcomm PARAMS ((int needs_align));
159 extern void s_lcomm_bytes PARAMS ((int needs_align));
160 extern void s_leb128 PARAMS ((int sign));
161 extern void s_linkonce PARAMS ((int));
162 extern void s_lsym PARAMS ((int));
163 extern void s_macro PARAMS ((int));
164 extern void s_mexit PARAMS ((int));
165 extern void s_mri PARAMS ((int));
166 extern void s_mri_common PARAMS ((int));
167 extern void s_org PARAMS ((int));
168 extern void s_print PARAMS ((int));
169 extern void s_purgem PARAMS ((int));
170 extern void s_rept PARAMS ((int));
171 extern void s_set PARAMS ((int));
172 extern void s_space PARAMS ((int mult));
173 extern void s_stab PARAMS ((int what));
174 extern void s_struct PARAMS ((int));
175 extern void s_text PARAMS ((int));
176 extern void stringer PARAMS ((int append_zero));
177 extern void s_xstab PARAMS ((int what));
178 extern void s_rva PARAMS ((int));