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5222 | serge | 1 | /* read.h - of read.c |
6324 | serge | 2 | Copyright (C) 1986-2015 Free Software Foundation, Inc. |
5222 | serge | 3 | |
4 | This file is part of GAS, the GNU Assembler. |
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5 | |||
6 | GAS is free software; you can redistribute it and/or modify |
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7 | it under the terms of the GNU General Public License as published by |
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8 | the Free Software Foundation; either version 3, or (at your option) |
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9 | any later version. |
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10 | |||
11 | GAS is distributed in the hope that it will be useful, |
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12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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14 | GNU General Public License for more details. |
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15 | |||
16 | You should have received a copy of the GNU General Public License |
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17 | along with GAS; see the file COPYING. If not, write to the Free |
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18 | Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA |
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19 | 02110-1301, USA. */ |
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20 | |||
21 | extern char *input_line_pointer; /* -> char we are parsing now. */ |
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22 | |||
23 | /* Define to make whitespace be allowed in many syntactically |
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24 | unnecessary places. Normally undefined. For compatibility with |
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25 | ancient GNU cc. */ |
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26 | /* #undef PERMIT_WHITESPACE */ |
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27 | #define PERMIT_WHITESPACE |
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28 | |||
29 | #ifdef PERMIT_WHITESPACE |
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30 | #define SKIP_WHITESPACE() \ |
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31 | ((*input_line_pointer == ' ') ? ++input_line_pointer : 0) |
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32 | #else |
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33 | #define SKIP_WHITESPACE() know(*input_line_pointer != ' ' ) |
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34 | #endif |
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35 | |||
6324 | serge | 36 | #define SKIP_WHITESPACE_AFTER_NAME() \ |
37 | do \ |
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38 | { \ |
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39 | if (* input_line_pointer == '"') \ |
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40 | ++ input_line_pointer; \ |
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41 | if (* input_line_pointer == ' ') \ |
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42 | ++ input_line_pointer; \ |
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43 | } \ |
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44 | while (0) |
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45 | |||
5222 | serge | 46 | #define LEX_NAME (1) /* may continue a name */ |
47 | #define LEX_BEGIN_NAME (2) /* may begin a name */ |
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48 | #define LEX_END_NAME (4) /* ends a name */ |
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49 | |||
50 | #define is_name_beginner(c) \ |
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51 | ( lex_type[(unsigned char) (c)] & LEX_BEGIN_NAME ) |
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52 | #define is_part_of_name(c) \ |
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53 | ( lex_type[(unsigned char) (c)] & LEX_NAME ) |
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54 | #define is_name_ender(c) \ |
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55 | ( lex_type[(unsigned char) (c)] & LEX_END_NAME ) |
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56 | |||
57 | #ifndef is_a_char |
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58 | #define CHAR_MASK (0xff) |
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59 | #define NOT_A_CHAR (CHAR_MASK+1) |
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60 | #define is_a_char(c) (((unsigned) (c)) <= CHAR_MASK) |
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61 | #endif /* is_a_char() */ |
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62 | |||
63 | extern char lex_type[]; |
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64 | extern char is_end_of_line[]; |
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65 | |||
66 | extern int is_it_end_of_statement (void); |
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67 | extern char *find_end_of_line (char *, int); |
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68 | |||
69 | extern int target_big_endian; |
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70 | |||
71 | /* These are initialized by the CPU specific target files (tc-*.c). */ |
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72 | extern const char comment_chars[]; |
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73 | extern const char line_comment_chars[]; |
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74 | extern const char line_separator_chars[]; |
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75 | |||
76 | /* Table of -I directories. */ |
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77 | extern char **include_dirs; |
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78 | extern int include_dir_count; |
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79 | extern int include_dir_maxlen; |
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80 | |||
81 | /* The offset in the absolute section. */ |
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82 | extern addressT abs_section_offset; |
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83 | |||
84 | /* The label on a line, used by some of the pseudo-ops. */ |
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85 | extern symbolS *line_label; |
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86 | |||
87 | /* This is used to support MRI common sections. */ |
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88 | extern symbolS *mri_common_symbol; |
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89 | |||
90 | /* True if a stabs line debug statement is currently being emitted. */ |
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91 | extern int outputting_stabs_line_debug; |
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92 | |||
93 | /* Possible arguments to .linkonce. */ |
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94 | enum linkonce_type { |
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95 | LINKONCE_UNSET = 0, |
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96 | LINKONCE_DISCARD, |
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97 | LINKONCE_ONE_ONLY, |
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98 | LINKONCE_SAME_SIZE, |
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99 | LINKONCE_SAME_CONTENTS |
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100 | }; |
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101 | |||
102 | #ifndef TC_CASE_SENSITIVE |
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103 | extern char original_case_string[]; |
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104 | #endif |
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105 | |||
6324 | serge | 106 | #ifndef TC_PARSE_CONS_RETURN_TYPE |
107 | #define TC_PARSE_CONS_RETURN_TYPE bfd_reloc_code_real_type |
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108 | #define TC_PARSE_CONS_RETURN_NONE BFD_RELOC_NONE |
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109 | #endif |
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110 | |||
5222 | serge | 111 | extern void pop_insert (const pseudo_typeS *); |
112 | extern unsigned int get_stab_string_offset |
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113 | (const char *string, const char *stabstr_secname); |
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114 | extern void aout_process_stab (int, const char *, int, int, int); |
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115 | extern char *demand_copy_string (int *lenP); |
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116 | extern char *demand_copy_C_string (int *len_pointer); |
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117 | extern char get_absolute_expression_and_terminator (long *val_pointer); |
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118 | extern offsetT get_absolute_expression (void); |
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119 | extern unsigned int next_char_of_string (void); |
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120 | extern void s_mri_sect (char *); |
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121 | extern char *mri_comment_field (char *); |
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122 | extern void mri_comment_end (char *, int); |
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123 | extern void add_include_dir (char *path); |
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124 | extern void cons (int nbytes); |
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125 | extern void demand_empty_rest_of_line (void); |
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126 | extern void emit_expr (expressionS *exp, unsigned int nbytes); |
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6324 | serge | 127 | extern void emit_expr_with_reloc (expressionS *exp, unsigned int nbytes, |
128 | TC_PARSE_CONS_RETURN_TYPE); |
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129 | extern void emit_expr_fix (expressionS *, unsigned int, fragS *, char *, |
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130 | TC_PARSE_CONS_RETURN_TYPE); |
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5222 | serge | 131 | extern void equals (char *sym_name, int reassign); |
132 | extern void float_cons (int float_type); |
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133 | extern void ignore_rest_of_line (void); |
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134 | #define discard_rest_of_line ignore_rest_of_line |
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135 | extern int output_leb128 (char *, valueT, int sign); |
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136 | extern void pseudo_set (symbolS * symbolP); |
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137 | extern void read_a_source_file (char *name); |
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138 | extern void read_begin (void); |
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139 | extern void read_print_statistics (FILE *); |
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6324 | serge | 140 | extern char *read_symbol_name (void); |
5222 | serge | 141 | extern int sizeof_leb128 (valueT, int sign); |
142 | extern void stabs_generate_asm_file (void); |
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143 | extern void stabs_generate_asm_lineno (void); |
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144 | extern void stabs_generate_asm_func (const char *, const char *); |
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145 | extern void stabs_generate_asm_endfunc (const char *, const char *); |
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146 | extern void do_repeat (int,const char *,const char *); |
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147 | extern void do_repeat_with_expander (int, const char *, const char *, const char *); |
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148 | extern void end_repeat (int); |
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149 | extern void do_parse_cons_expression (expressionS *, int); |
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150 | |||
151 | extern void generate_lineno_debug (void); |
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152 | |||
153 | extern void s_abort (int) ATTRIBUTE_NORETURN; |
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154 | extern void s_align_bytes (int arg); |
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155 | extern void s_align_ptwo (int); |
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156 | extern void bss_alloc (symbolS *, addressT, int); |
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157 | extern offsetT parse_align (int); |
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158 | extern symbolS *s_comm_internal (int, symbolS *(*) (int, symbolS *, addressT)); |
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159 | extern symbolS *s_lcomm_internal (int, symbolS *, addressT); |
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160 | extern void s_app_file_string (char *, int); |
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161 | extern void s_app_file (int); |
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162 | extern void s_app_line (int); |
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163 | extern void s_bundle_align_mode (int); |
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164 | extern void s_bundle_lock (int); |
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165 | extern void s_bundle_unlock (int); |
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166 | extern void s_comm (int); |
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167 | extern void s_data (int); |
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168 | extern void s_desc (int); |
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169 | extern void s_else (int arg); |
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170 | extern void s_elseif (int arg); |
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171 | extern void s_end (int arg); |
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172 | extern void s_endif (int arg); |
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173 | extern void s_err (int); |
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174 | extern void s_errwarn (int); |
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175 | extern void s_fail (int); |
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176 | extern void s_fill (int); |
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177 | extern void s_float_space (int mult); |
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178 | extern void s_func (int); |
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179 | extern void s_globl (int arg); |
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180 | extern void s_if (int arg); |
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181 | extern void s_ifb (int arg); |
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182 | extern void s_ifc (int arg); |
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183 | extern void s_ifdef (int arg); |
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184 | extern void s_ifeqs (int arg); |
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185 | extern void s_ignore (int arg); |
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186 | extern void s_include (int arg); |
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187 | extern void s_irp (int arg); |
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188 | extern void s_lcomm (int needs_align); |
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189 | extern void s_lcomm_bytes (int needs_align); |
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190 | extern void s_leb128 (int sign); |
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191 | extern void s_linkonce (int); |
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192 | extern void s_lsym (int); |
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193 | extern void s_macro (int); |
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194 | extern void s_mexit (int); |
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195 | extern void s_mri (int); |
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196 | extern void s_mri_common (int); |
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197 | extern void s_org (int); |
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198 | extern void s_print (int); |
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199 | extern void s_purgem (int); |
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200 | extern void s_rept (int); |
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201 | extern void s_set (int); |
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202 | extern void s_space (int mult); |
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203 | extern void s_stab (int what); |
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204 | extern void s_struct (int); |
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205 | extern void s_text (int); |
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206 | extern void stringer (int append_zero); |
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207 | extern void s_xstab (int what); |
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208 | extern void s_rva (int); |
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209 | extern void s_incbin (int); |
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210 | extern void s_weakref (int);=> |