lib.h

   1 #ifndef LIB_H
   2 #define LIB_H
   3
   4 #include <stdlib.h>
   5 #include <stddef.h>
   6
   7 /*
   8  * Basic helper routine descriptions for 'sparse'.
   9  *
  10  * Copyright (C) 2003 Transmeta Corp.
  11  *               2003 Linus Torvalds
  12  *               2004 Christopher Li
  13  *
  14  * Permission is hereby granted, free of charge, to any person obtaining a copy
  15  * of this software and associated documentation files (the "Software"), to deal
  16  * in the Software without restriction, including without limitation the rights
  17  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
  18  * copies of the Software, and to permit persons to whom the Software is
  19  * furnished to do so, subject to the following conditions:
  20  *
  21  * The above copyright notice and this permission notice shall be included in
  22  * all copies or substantial portions of the Software.
  23  *
  24  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  25  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  26  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  27  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  28  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  29  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  30  * THE SOFTWARE.
  31  */
  32
  33 #include "compat.h"
  34 #include "ptrlist.h"
  35
  36 #define DO_STRINGIFY(x) #x
  37 #define STRINGIFY(x) DO_STRINGIFY(x)
  38
  39 #ifndef ARRAY_SIZE
  40 #define ARRAY_SIZE(x) (sizeof(x)/sizeof((x)[0]))
  41 #endif
  42
  43 extern int verbose, optimize, optimize_size, preprocessing;
  44 extern int die_if_error;
  45 extern int repeat_phase, merge_phi_sources;
  46 extern int gcc_major, gcc_minor, gcc_patchlevel;
  47
  48 extern unsigned int hexval(unsigned int c);
  49
  50 struct position {
  51         unsigned int type:6,
  52                      stream:14,
  53                      newline:1,
  54                      whitespace:1,
  55                      pos:10;
  56         unsigned int line:31,
  57                      noexpand:1;
  58 };
  59
  60 struct ident;
  61 struct token;
  62 struct symbol;
  63 struct statement;
  64 struct expression;
  65 struct basic_block;
  66 struct entrypoint;
  67 struct instruction;
  68 struct multijmp;
  69 struct pseudo;
  70
  71 DECLARE_PTR_LIST(symbol_list, struct symbol);
  72 DECLARE_PTR_LIST(statement_list, struct statement);
  73 DECLARE_PTR_LIST(expression_list, struct expression);
  74 DECLARE_PTR_LIST(basic_block_list, struct basic_block);
  75 DECLARE_PTR_LIST(instruction_list, struct instruction);
  76 DECLARE_PTR_LIST(multijmp_list, struct multijmp);
  77 DECLARE_PTR_LIST(pseudo_list, struct pseudo);
  78 DECLARE_PTR_LIST(string_list, char);
  79
  80 typedef struct pseudo *pseudo_t;
  81
  82 struct token *skip_to(struct token *, int);
  83 struct token *expect(struct token *, int, const char *);
  84 #ifdef __GNUC__
  85 #define FORMAT_ATTR(pos) __attribute__ ((__format__ (__printf__, pos, pos+1)))
  86 #define NORETURN_ATTR __attribute__ ((__noreturn__))
  87 #define SENTINEL_ATTR __attribute__ ((__sentinel__))
  88 #else
  89 #define FORMAT_ATTR(pos)
  90 #define NORETURN_ATTR
  91 #define SENTINEL_ATTR
  92 #endif
  93 extern void die(const char *, ...) FORMAT_ATTR(1) NORETURN_ATTR;
  94 extern void info(struct position, const char *, ...) FORMAT_ATTR(2);
  95 extern void warning(struct position, const char *, ...) FORMAT_ATTR(2);
  96 extern void sparse_error(struct position, const char *, ...) FORMAT_ATTR(2);
  97 extern void error_die(struct position, const char *, ...) FORMAT_ATTR(2) NORETURN_ATTR;
  98 extern void expression_error(struct expression *, const char *, ...) FORMAT_ATTR(2);
  99
 100 extern void add_pre_buffer(const char *fmt, ...) FORMAT_ATTR(1);
 101
 102 extern int preprocess_only;
 103
 104 extern int Waddress_space;
 105 extern int Wbitwise;
 106 extern int Wcast_to_as;
 107 extern int Wcast_truncate;
 108 extern int Wcontext;
 109 extern int Wdecl;
 110 extern int Wdeclarationafterstatement;
 111 extern int Wdefault_bitfield_sign;
 112 extern int Wdesignated_init;
 113 extern int Wdo_while;
 114 extern int Wenum_mismatch;
 115 extern int Wsparse_error;
 116 extern int Winit_cstring;
 117 extern int Wnon_pointer_null;
 118 extern int Wold_initializer;
 119 extern int Wone_bit_signed_bitfield;
 120 extern int Woverride_init;
 121 extern int Wparen_string;
 122 extern int Wptr_subtraction_blows;
 123 extern int Wreturn_void;
 124 extern int Wshadow;
 125 extern int Wsizeof_bool;
 126 extern int Wtautological_compare;
 127 extern int Wtransparent_union;
 128 extern int Wtypesign;
 129 extern int Wundef;
 130 extern int Wuninitialized;
 131 extern int Wunknown_attribute;
 132 extern int Wvla;
 133
 134 extern int dbg_entry;
 135 extern int dbg_dead;
 136
 137 extern int arch_m64;
 138
 139 extern void declare_builtin_functions(void);
 140 extern void create_builtin_stream(void);
 141 extern struct symbol_list *sparse_initialize(int argc, char **argv, struct string_list **files);
 142 extern struct symbol_list *__sparse(char *filename);
 143 extern struct symbol_list *sparse_keep_tokens(char *filename);
 144 extern struct symbol_list *sparse(char *filename);
 145
 146 static inline int symbol_list_size(struct symbol_list *list)
 147 {
 148         return ptr_list_size((struct ptr_list *)(list));
 149 }
 150
 151 static inline int statement_list_size(struct statement_list *list)
 152 {
 153         return ptr_list_size((struct ptr_list *)(list));
 154 }
 155
 156 static inline int expression_list_size(struct expression_list *list)
 157 {
 158         return ptr_list_size((struct ptr_list *)(list));
 159 }
 160
 161 static inline int instruction_list_size(struct instruction_list *list)
 162 {
 163         return ptr_list_size((struct ptr_list *)(list));
 164 }
 165
 166 static inline int pseudo_list_size(struct pseudo_list *list)
 167 {
 168         return ptr_list_size((struct ptr_list *)(list));
 169 }
 170
 171 static inline int bb_list_size(struct basic_block_list *list)
 172 {
 173         return ptr_list_size((struct ptr_list *)(list));
 174 }
 175
 176 static inline void free_instruction_list(struct instruction_list **head)
 177 {
 178         free_ptr_list((struct ptr_list **)head);
 179 }
 180
 181 static inline struct instruction * delete_last_instruction(struct instruction_list **head)
 182 {
 183         return undo_ptr_list_last((struct ptr_list **)head);
 184 }
 185
 186 static inline struct basic_block * delete_last_basic_block(struct basic_block_list **head)
 187 {
 188         return delete_ptr_list_last((struct ptr_list **)head);
 189 }
 190
 191 static inline struct basic_block *first_basic_block(struct basic_block_list *head)
 192 {
 193         return first_ptr_list((struct ptr_list *)head);
 194 }
 195 static inline struct instruction *last_instruction(struct instruction_list *head)
 196 {
 197         return last_ptr_list((struct ptr_list *)head);
 198 }
 199
 200 static inline struct instruction *first_instruction(struct instruction_list *head)
 201 {
 202         return first_ptr_list((struct ptr_list *)head);
 203 }
 204
 205 static inline struct expression *first_expression(struct expression_list *head)
 206 {
 207         return first_ptr_list((struct ptr_list *)head);
 208 }
 209
 210 static inline pseudo_t first_pseudo(struct pseudo_list *head)
 211 {
 212         return first_ptr_list((struct ptr_list *)head);
 213 }
 214
 215 static inline void concat_symbol_list(struct symbol_list *from, struct symbol_list **to)
 216 {
 217         concat_ptr_list((struct ptr_list *)from, (struct ptr_list **)to);
 218 }
 219
 220 static inline void concat_basic_block_list(struct basic_block_list *from, struct basic_block_list **to)
 221 {
 222         concat_ptr_list((struct ptr_list *)from, (struct ptr_list **)to);
 223 }
 224
 225 static inline void concat_instruction_list(struct instruction_list *from, struct instruction_list **to)
 226 {
 227         concat_ptr_list((struct ptr_list *)from, (struct ptr_list **)to);
 228 }
 229
 230 static inline void add_symbol(struct symbol_list **list, struct symbol *sym)
 231 {
 232         add_ptr_list(list, sym);
 233 }
 234
 235 static inline void add_statement(struct statement_list **list, struct statement *stmt)
 236 {
 237         add_ptr_list(list, stmt);
 238 }
 239
 240 static inline void add_expression(struct expression_list **list, struct expression *expr)
 241 {
 242         add_ptr_list(list, expr);
 243 }
 244
 245 #define hashval(x) ((unsigned long)(x))
 246
 247 #endif