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tcc.h
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tcc.h
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/*
* TCC - Tiny C Compiler
*
* Copyright (c) 2001-2004 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef _TCC_H
#define _TCC_H
#define TCC_VERSION "0.9.26-cl-preprocessor"
#include <stdlib.h>
#include <stdio.h>
#include <stdarg.h>
#include <stdbool.h>
#include <string.h>
#include <errno.h>
#include <math.h>
#include <signal.h>
#include <fcntl.h>
#include <setjmp.h>
#include <time.h>
#ifndef _WIN32
# include <unistd.h>
# include <sys/time.h>
# include <sys/mman.h>
# ifndef CONFIG_TCC_STATIC
# include <dlfcn.h>
# endif
#else
# include <windows.h>
# include <sys/timeb.h>
# include <io.h> /* open, close etc. */
# include <direct.h> /* getcwd */
# ifdef __GNUC__
# include <stdint.h>
# else
typedef UINT_PTR uintptr_t;
# endif
# define inline __inline
# define inp next_inp
# ifdef LIBTCC_AS_DLL
# define LIBTCCAPI __declspec(dllexport)
# define PUB_FUNC LIBTCCAPI
# endif
#endif
#ifndef O_BINARY
# define O_BINARY 0
#endif
typedef unsigned char uint8_t;
typedef unsigned short int uint16_t;
#include "libtcc.h"
//
#if defined(__clang__) || defined(__GNUC__)
#define tcc_unused __attribute__((unused))
#else
#define tcc_unused
#endif
/* -------------------------------------------- */
#define INCLUDE_STACK_SIZE 32
#define IFDEF_STACK_SIZE 64
#define VSTACK_SIZE 256
#define STRING_MAX_SIZE 1024
#define PACK_STACK_SIZE 8
#define TOK_HASH_SIZE 8192 /* must be a power of two */
#define TOK_ALLOC_INCR 512 /* must be a power of two */
#define TOK_MAX_SIZE 4 /* token max size in int unit when stored in string */
/* token symbol management */
typedef struct TokenSym {
struct TokenSym *hash_next;
struct Sym *sym_define; /* direct pointer to define */
struct Sym *sym_label; /* direct pointer to label */
struct Sym *sym_struct; /* direct pointer to structure */
struct Sym *sym_identifier; /* direct pointer to identifier */
int tok; /* token number */
int len;
char str[1];
} TokenSym;
typedef int nwchar_t;
typedef struct CString {
int size; /* size in bytes */
void *data; /* either 'char *' or 'nwchar_t *' */
int size_allocated;
void *data_allocated; /* if non NULL, data has been malloced */
} CString;
/* type definition */
typedef struct CType {
int t;
struct Sym *ref;
} CType;
/* constant value */
typedef union CValue {
long double ld;
double d;
float f;
int i;
unsigned int ui;
unsigned int ul; /* address (should be unsigned long on 64 bit cpu) */
long long ll;
unsigned long long ull;
struct CString *cstr;
void *ptr;
int tab[8/4];
} CValue;
/* value on stack */
typedef struct SValue {
CType type; /* type */
unsigned short r; /* register + flags */
unsigned short r2; /* second register, used for 'long long'
type. If not used, set to VT_CONST */
CValue c; /* constant, if VT_CONST */
struct Sym *sym; /* symbol, if (VT_SYM | VT_CONST) */
} SValue;
/* symbol management */
typedef struct Sym {
int v; /* symbol token */
union {
long c; /* associated number */
int *d; /* define token stream */
};
CType type; /* associated type */
union {
struct Sym *next; /* next related symbol */
long jnext; /* next jump label */
};
struct Sym *prev; /* prev symbol in stack */
struct Sym *prev_tok; /* previous symbol for this token */
} Sym;
/* section definition */
/* XXX: use directly ELF structure for parameters ? */
/* special flag to indicate that the section should not be linked to
the other ones */
#define SHF_PRIVATE 0x80000000
/* special flag, too */
#define SECTION_ABS ((void *)1)
typedef struct Section {
unsigned long data_offset; /* current data offset */
unsigned char *data; /* section data */
unsigned long data_allocated; /* used for realloc() handling */
int sh_name; /* elf section name (only used during output) */
int sh_num; /* elf section number */
int sh_type; /* elf section type */
int sh_flags; /* elf section flags */
int sh_info; /* elf section info */
int sh_addralign; /* elf section alignment */
int sh_entsize; /* elf entry size */
unsigned long sh_size; /* section size (only used during output) */
unsigned long sh_offset; /* file offset */
int nb_hashed_syms; /* used to resize the hash table */
struct Section *link; /* link to another section */
struct Section *reloc; /* corresponding section for relocation, if any */
struct Section *hash; /* hash table for symbols */
struct Section *next;
char name[1]; /* section name */
} Section;
typedef struct DLLReference {
int level;
void *handle;
char name[1];
} DLLReference;
/* GNUC attribute definition */
typedef struct AttributeDef {
unsigned
func_call : 3, /* calling convention (0..5), see below */
aligned : 5, /* alignement (0..16) */
packed : 1,
func_export : 1,
func_import : 1,
func_args : 5,
mode : 4,
weak : 1,
fill : 11;
struct Section *section;
int alias_target; /* token */
} AttributeDef;
/* gr: wrappers for casting sym->r for other purposes */
#define FUNC_CALL(r) (((AttributeDef*)&(r))->func_call)
#define FUNC_EXPORT(r) (((AttributeDef*)&(r))->func_export)
#define FUNC_IMPORT(r) (((AttributeDef*)&(r))->func_import)
#define FUNC_ARGS(r) (((AttributeDef*)&(r))->func_args)
#define FUNC_ALIGN(r) (((AttributeDef*)&(r))->aligned)
#define FUNC_PACKED(r) (((AttributeDef*)&(r))->packed)
#define ATTR_MODE(r) (((AttributeDef*)&(r))->mode)
#define INT_ATTR(ad) (*(int*)(ad))
/* -------------------------------------------------- */
#define SYM_STRUCT 0x40000000 /* struct/union/enum symbol space */
#define SYM_FIELD 0x20000000 /* struct/union field symbol space */
#define SYM_FIRST_ANOM 0x10000000 /* first anonymous sym */
/* stored in 'Sym.c' field */
#define FUNC_NEW 1 /* ansi function prototype */
#define FUNC_OLD 2 /* old function prototype */
#define FUNC_ELLIPSIS 3 /* ansi function prototype with ... */
/* stored in 'Sym.r' field */
#define FUNC_CDECL 0 /* standard c call */
#define FUNC_STDCALL 1 /* pascal c call */
#define FUNC_FASTCALL1 2 /* first param in %eax */
#define FUNC_FASTCALL2 3 /* first parameters in %eax, %edx */
#define FUNC_FASTCALL3 4 /* first parameter in %eax, %edx, %ecx */
#define FUNC_FASTCALLW 5 /* first parameter in %ecx, %edx */
/* field 'Sym.t' for macros */
#define MACRO_OBJ 0 /* object like macro */
#define MACRO_FUNC 1 /* function like macro */
/* type_decl() types */
#define TYPE_ABSTRACT 1 /* type without variable */
#define TYPE_DIRECT 2 /* type with variable */
#define IO_BUF_SIZE 8192
typedef struct BufferedFile {
uint8_t *buf_ptr;
uint8_t *buf_end;
int fd;
struct BufferedFile *prev;
int line_num; /* current line number - here to simplify code */
int ifndef_macro; /* #ifndef macro / #endif search */
int ifndef_macro_saved; /* saved ifndef_macro */
int *ifdef_stack_ptr; /* ifdef_stack value at the start of the file */
char filename[1024]; /* filename */
unsigned char buffer[IO_BUF_SIZE + 1]; /* extra size for CH_EOB char */
} BufferedFile;
#define CH_EOB '\\' /* end of buffer or '\0' char in file */
#define CH_EOF (-1) /* end of file */
/* parsing state (used to save parser state to reparse part of the
source several times) */
typedef struct ParseState {
const int *macro_ptr;
int line_num;
int tok;
CValue tokc;
} ParseState;
/* used to record tokens */
typedef struct TokenString {
int *str;
int len;
int allocated_len;
int last_line_num;
} TokenString;
/* inline functions */
typedef struct InlineFunc {
int *token_str;
Sym *sym;
char filename[1];
} InlineFunc;
/* include file cache, used to find files faster and also to eliminate
inclusion if the include file is protected by #ifndef ... #endif */
typedef struct CachedInclude {
int ifndef_macro;
int hash_next; /* -1 if none */
char filename[1]; /* path specified in #include */
} CachedInclude;
#define CACHED_INCLUDES_HASH_SIZE 512
struct sym_attr {
unsigned long got_offset;
};
struct TCCState {
int verbose; /* if true, display some information during compilation */
char *soname; /* as specified on the command line (-soname) */
char *rpath; /* as specified on the command line (-Wl,-rpath=) */
/* output type, see TCC_OUTPUT_XXX */
int output_type;
/* output format, see TCC_OUTPUT_FORMAT_xxx */
int output_format;
/* C language options */
int char_is_unsigned;
int leading_underscore;
/* warning switches */
int warn_write_strings;
int warn_unsupported;
int warn_error;
int warn_none;
int warn_implicit_function_declaration;
char *init_symbol; /* symbols to call at load-time (not used currently) */
char *fini_symbol; /* symbols to call at unload-time (not used currently) */
/* array of all loaded dlls (including those referenced by loaded dlls) */
DLLReference **loaded_dlls;
int nb_loaded_dlls;
/* include paths */
char **include_paths;
int nb_include_paths;
char **sysinclude_paths;
int nb_sysinclude_paths;
/* library paths */
char **library_paths;
int nb_library_paths;
/* crt?.o object path */
char **crt_paths;
int nb_crt_paths;
/* error handling */
void *error_opaque;
void (*error_func)(void *opaque, const char *msg);
int error_set_jmp_enabled;
jmp_buf error_jmp_buf;
int nb_errors;
/* output file for preprocessing (-E) */
FILE *ppfp;
/* for -MD/-MF: collected dependencies for this compilation */
char **target_deps;
int nb_target_deps;
/* compilation */
BufferedFile *include_stack[INCLUDE_STACK_SIZE];
BufferedFile **include_stack_ptr;
int ifdef_stack[IFDEF_STACK_SIZE];
int *ifdef_stack_ptr;
/* included files enclosed with #ifndef MACRO */
int cached_includes_hash[CACHED_INCLUDES_HASH_SIZE];
CachedInclude **cached_includes;
int nb_cached_includes;
/* #pragma pack stack */
int pack_stack[PACK_STACK_SIZE];
int *pack_stack_ptr;
/* inline functions are stored as token lists and compiled last
only if referenced */
struct InlineFunc **inline_fns;
int nb_inline_fns;
/* sections */
Section **sections;
int nb_sections; /* number of sections, including first dummy section */
Section **priv_sections;
int nb_priv_sections; /* number of private sections */
/* got & plt handling */
Section *got;
Section *plt;
struct sym_attr *sym_attrs;
int nb_sym_attrs;
/* give the correspondance from symtab indexes to dynsym indexes */
int *symtab_to_dynsym;
/* temporary dynamic symbol sections (for dll loading) */
Section *dynsymtab_section;
/* exported dynamic symbol section */
Section *dynsym;
/* copy of the gobal symtab_section variable */
Section *symtab;
/* tiny assembler state */
Sym *asm_labels;
/* used by main and tcc_parse_args only */
char **files; /* files seen on command line */
int nb_files; /* number thereof */
int nb_libraries; /* number of libs thereof */
/* additional state */
/*** tccpp.c ***/
int tok_flags;
int parse_flags;
struct BufferedFile *file;
int ch, tok;
CValue tokc;
const int *macro_ptr;
CString tokcstr; /* current parsed string, if any */
/* display benchmark infos */
int tok_ident;
TokenSym **table_ident;
/* get_tok_str buffer */
char buf[STRING_MAX_SIZE + 1];
/* more */
int *macro_ptr_allocated;
const int *unget_saved_macro_ptr;
int unget_saved_buffer[TOK_MAX_SIZE + 1];
int unget_buffer_enabled;
TokenSym *hash_ident[TOK_HASH_SIZE];
char token_buf[STRING_MAX_SIZE + 1];
/* true if isid(c) || isnum(c) */
unsigned char isidnum_table[256-CH_EOF];
/*** tccgen.c ***/
/* loc : local variable index
ind : output code index
rsym: return symbol
anon_sym: anonymous symbol index
*/
int rsym, anon_sym, ind, loc;
Sym *sym_free_first;
void **sym_pools;
int nb_sym_pools;
Sym *global_stack;
Sym *local_stack;
Sym *scope_stack_bottom;
Sym *define_stack;
SValue __vstack[1+VSTACK_SIZE], *vtop;
int const_wanted; /* true if constant wanted */
int global_expr; /* true if compound literals must be allocated globally (used during initializers parsing */
CType func_vt; /* current function return type (used by return instruction) */
int func_vc;
int last_line_num, last_ind, func_ind; /* debug last line number and pc */
char *funcname;
CType char_pointer_type, func_old_type, int_type, size_type;
};
/* The current value can be: */
#define VT_VALMASK 0x003f /* mask for value location, register or: */
#define VT_CONST 0x0030 /* constant in vc (must be first non register value) */
#define VT_LLOCAL 0x0031 /* lvalue, offset on stack */
#define VT_LOCAL 0x0032 /* offset on stack */
#define VT_CMP 0x0033 /* the value is stored in processor flags (in vc) */
#define VT_JMP 0x0034 /* value is the consequence of jmp true (even) */
#define VT_JMPI 0x0035 /* value is the consequence of jmp false (odd) */
#define VT_REF 0x0040 /* value is pointer to structure rather than address */
#define VT_LVAL 0x0100 /* var is an lvalue */
#define VT_SYM 0x0200 /* a symbol value is added */
#define VT_MUSTCAST 0x0400 /* value must be casted to be correct (used for
char/short stored in integer registers) */
#define VT_MUSTBOUND 0x0800 /* bound checking must be done before
dereferencing value */
#define VT_BOUNDED 0x8000 /* value is bounded. The address of the
bounding function call point is in vc */
#define VT_LVAL_BYTE 0x1000 /* lvalue is a byte */
#define VT_LVAL_SHORT 0x2000 /* lvalue is a short */
#define VT_LVAL_UNSIGNED 0x4000 /* lvalue is unsigned */
#define VT_LVAL_TYPE (VT_LVAL_BYTE | VT_LVAL_SHORT | VT_LVAL_UNSIGNED)
/* types */
#define VT_BTYPE 0x000f /* mask for basic type */
#define VT_INT 0 /* integer type */
#define VT_BYTE 1 /* signed byte type */
#define VT_SHORT 2 /* short type */
#define VT_VOID 3 /* void type */
#define VT_PTR 4 /* pointer */
#define VT_ENUM 5 /* enum definition */
#define VT_FUNC 6 /* function type */
#define VT_STRUCT 7 /* struct/union definition */
#define VT_FLOAT 8 /* IEEE float */
#define VT_DOUBLE 9 /* IEEE double */
#define VT_LDOUBLE 10 /* IEEE long double */
#define VT_BOOL 11 /* ISOC99 boolean type */
#define VT_LLONG 12 /* 64 bit integer */
#define VT_LONG 13 /* long integer (NEVER USED as type, only
during parsing) */
#define VT_UNSIGNED 0x0010 /* unsigned type */
#define VT_ARRAY 0x0020 /* array type (also has VT_PTR) */
#define VT_BITFIELD 0x0040 /* bitfield modifier */
#define VT_CONSTANT 0x0800 /* const modifier */
#define VT_VOLATILE 0x1000 /* volatile modifier */
#define VT_SIGNED 0x2000 /* signed type */
#define VT_VLA 0x00020000 /* VLA type (also has VT_PTR and VT_ARRAY) */
/* storage */
#define VT_EXTERN 0x00000080 /* extern definition */
#define VT_STATIC 0x00000100 /* static variable */
#define VT_TYPEDEF 0x00000200 /* typedef definition */
#define VT_INLINE 0x00000400 /* inline definition */
#define VT_IMPORT 0x00004000 /* win32: extern data imported from dll */
#define VT_EXPORT 0x00008000 /* win32: data exported from dll */
#define VT_WEAK 0x00010000 /* weak symbol */
#define VT_STRUCT_SHIFT 18 /* shift for bitfield shift values (max: 32 - 2*6) */
/* type mask (except storage) */
#define VT_STORAGE (VT_EXTERN | VT_STATIC | VT_TYPEDEF | VT_INLINE | VT_IMPORT | VT_EXPORT | VT_WEAK)
#define VT_TYPE (~(VT_STORAGE))
/* token values */
/* warning: the following compare tokens depend on i386 asm code */
#define TOK_ULT 0x92
#define TOK_UGE 0x93
#define TOK_EQ 0x94
#define TOK_NE 0x95
#define TOK_ULE 0x96
#define TOK_UGT 0x97
#define TOK_Nset 0x98
#define TOK_Nclear 0x99
#define TOK_LT 0x9c
#define TOK_GE 0x9d
#define TOK_LE 0x9e
#define TOK_GT 0x9f
#define TOK_LAND 0xa0
#define TOK_LOR 0xa1
#define TOK_DEC 0xa2
#define TOK_MID 0xa3 /* inc/dec, to void constant */
#define TOK_INC 0xa4
#define TOK_UDIV 0xb0 /* unsigned division */
#define TOK_UMOD 0xb1 /* unsigned modulo */
#define TOK_PDIV 0xb2 /* fast division with undefined rounding for pointers */
#define TOK_CINT 0xb3 /* number in tokc */
#define TOK_CCHAR 0xb4 /* char constant in tokc */
#define TOK_STR 0xb5 /* pointer to string in tokc */
#define TOK_TWOSHARPS 0xb6 /* ## preprocessing token */
#define TOK_LCHAR 0xb7
#define TOK_LSTR 0xb8
#define TOK_CFLOAT 0xb9 /* float constant */
#define TOK_LINENUM 0xba /* line number info */
#define TOK_CDOUBLE 0xc0 /* double constant */
#define TOK_UMULL 0xc2 /* unsigned 32x32 -> 64 mul */
#define TOK_ADDC1 0xc3 /* add with carry generation */
#define TOK_ADDC2 0xc4 /* add with carry use */
#define TOK_SUBC1 0xc5 /* add with carry generation */
#define TOK_SUBC2 0xc6 /* add with carry use */
#define TOK_CUINT 0xc8 /* unsigned int constant */
#define TOK_CLLONG 0xc9 /* long long constant */
#define TOK_CULLONG 0xca /* unsigned long long constant */
#define TOK_ARROW 0xcb
#define TOK_DOTS 0xcc /* three dots */
#define TOK_SHR 0xcd /* unsigned shift right */
#define TOK_PPNUM 0xce /* preprocessor number */
#define TOK_NOSUBST 0xcf /* means following token has already been pp'd */
#define TOK_SHL 0x01 /* shift left */
#define TOK_SAR 0x02 /* signed shift right */
/* assignement operators : normal operator or 0x80 */
#define TOK_A_MOD 0xa5
#define TOK_A_AND 0xa6
#define TOK_A_MUL 0xaa
#define TOK_A_ADD 0xab
#define TOK_A_SUB 0xad
#define TOK_A_DIV 0xaf
#define TOK_A_XOR 0xde
#define TOK_A_OR 0xfc
#define TOK_A_SHL 0x81
#define TOK_A_SAR 0x82
#ifndef offsetof
#define offsetof(type, field) ((size_t) &((type *)0)->field)
#endif
#ifndef countof
#define countof(tab) (sizeof(tab) / sizeof((tab)[0]))
#endif
#define TOK_EOF (-1) /* end of file */
#define TOK_LINEFEED 10 /* line feed */
/* all identificators and strings have token above that */
#define TOK_IDENT 256
#define TCC_TOKEN_LIST_APPLY(F) \
/* keywords */ \
F(TOK_INT, "int") \
F(TOK_VOID, "void") \
F(TOK_CHAR, "char") \
F(TOK_IF, "if") \
F(TOK_ELSE, "else") \
F(TOK_WHILE, "while") \
F(TOK_BREAK, "break") \
F(TOK_RETURN, "return") \
F(TOK_FOR, "for") \
F(TOK_EXTERN, "extern") \
F(TOK_STATIC, "static") \
F(TOK_UNSIGNED, "unsigned") \
F(TOK_GOTO, "goto") \
F(TOK_DO, "do") \
F(TOK_CONTINUE, "continue") \
F(TOK_SWITCH, "switch") \
F(TOK_CASE, "case") \
F(TOK_CONST1, "const") \
F(TOK_VOLATILE1, "volatile") \
F(TOK_LONG, "long") \
F(TOK_REGISTER, "register") \
F(TOK_SIGNED1, "signed") \
F(TOK_AUTO, "auto") \
F(TOK_INLINE1, "inline") \
F(TOK_RESTRICT1, "restrict") \
F(TOK_RESTRICT2, "__restrict") \
F(TOK_RESTRICT3, "__restrict__") \
/*********************************************************************/ \
/* the following are not keywords. They are included to ease parsing */ \
/* preprocessor only */ \
F(TOK_DEFINE, "define") \
F(TOK_INCLUDE, "include") \
F(TOK_IFDEF, "ifdef") \
F(TOK_IFNDEF, "ifndef") \
F(TOK_ELIF, "elif") \
F(TOK_ENDIF, "endif") \
F(TOK_DEFINED, "defined") \
F(TOK_UNDEF, "undef") \
F(TOK_ERROR, "error") \
F(TOK_WARNING, "warning") \
F(TOK_LINE, "line") \
F(TOK_PRAGMA, "pragma") \
F(TOK___LINE__, "__LINE__") \
F(TOK___FILE__, "__FILE__") \
F(TOK___DATE__, "__DATE__") \
F(TOK___TIME__, "__TIME__") \
F(TOK___VA_ARGS__, "__VA_ARGS__") \
/* special identifiers */ \
F(TOK___FUNC__, "__func__") \
/* special floating point values */ \
F(TOK___NAN__, "__nan__") \
F(TOK___SNAN__, "__snan__") \
F(TOK___INF__, "__inf__")
enum tcc_token {
TOK_LAST = TOK_IDENT - 1,
#define DEF(id, str) id,
TCC_TOKEN_LIST_APPLY(DEF)
#undef DEF
};
#define TOK_UIDENT TOK_DEFINE
#ifdef _WIN32
#define snprintf _snprintf
#define vsnprintf _vsnprintf
#ifndef __GNUC__
#define strtold (long double)strtod
#define strtof (float)strtod
#define strtoll _strtoi64
#define strtoull _strtoui64
#endif
#else
/* XXX: need to define this to use them in non ISOC99 context */
extern float strtof (const char *__nptr, char **__endptr);
extern long double strtold (const char *__nptr, char **__endptr);
#endif
#ifdef _WIN32
#define IS_DIRSEP(c) (c == '/' || c == '\\')
#define IS_ABSPATH(p) (IS_DIRSEP(p[0]) || (p[0] && p[1] == ':' && IS_DIRSEP(p[2])))
#define PATHCMP stricmp
#else
#define IS_DIRSEP(c) (c == '/')
#define IS_ABSPATH(p) IS_DIRSEP(p[0])
#define PATHCMP strcmp
#endif
#define PATHSEP ':'
/* space exlcuding newline */
static inline int is_space(int ch)
{
return ch == ' ' || ch == '\t' || ch == '\v' || ch == '\f' || ch == '\r';
}
static inline int isid(int c)
{
return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || c == '_';
}
static inline int isnum(int c)
{
return c >= '0' && c <= '9';
}
static inline int isoct(int c)
{
return c >= '0' && c <= '7';
}
static inline int toup(int c)
{
return (c >= 'a' && c <= 'z') ? c - 'a' + 'A' : c;
}
#ifndef PUB_FUNC
# define PUB_FUNC
#endif
#define ST_INLN
#define ST_FUNC
/* ------------ libtcc.c ------------ */
#define AFF_PRINT_ERROR 0x0001 /* print error if file not found */
#define AFF_REFERENCED_DLL 0x0002 /* load a referenced dll from another dll */
#define AFF_PREPROCESS 0x0004 /* preprocess file */
/* public functions currently used by the tcc main function */
PUB_FUNC char *pstrcpy(char *buf, int buf_size, const char *s);
PUB_FUNC char *pstrcat(char *buf, int buf_size, const char *s);
PUB_FUNC char *pstrncpy(char *out, const char *in, size_t num);
PUB_FUNC char *tcc_basename(const char *name);
PUB_FUNC char *tcc_fileextension (const char *name);
PUB_FUNC void tcc_free(void *ptr);
PUB_FUNC void *tcc_malloc(unsigned long size);
PUB_FUNC void *tcc_mallocz(unsigned long size);
PUB_FUNC void *tcc_realloc(void *ptr, unsigned long size);
PUB_FUNC char *tcc_strdup(const char *str);
PUB_FUNC void tcc_error_noabort(TCCState *s1, const char *fmt, ...);
PUB_FUNC void tcc_error(const char *fmt, ...);
PUB_FUNC void tcc_warning(TCCState *s1, const char *fmt, ...);
/* other utilities */
ST_FUNC void dynarray_add(void ***ptab, int *nb_ptr, void *data);
ST_FUNC void dynarray_reset(void *pp, int *n);
ST_FUNC void cstr_ccat(CString *cstr, int ch);
ST_FUNC void cstr_cat(CString *cstr, const char *str);
ST_FUNC void cstr_wccat(CString *cstr, int ch);
ST_FUNC void cstr_new(CString *cstr);
ST_FUNC void cstr_free(CString *cstr);
ST_FUNC void cstr_reset(CString *cstr);
ST_FUNC void greloc(Section *s, Sym *sym, unsigned long offset, int type);
ST_INLN void sym_free(TCCState *s1, Sym *sym);
ST_FUNC Sym *sym_push2(TCCState *s1, Sym **ps, int v, int t, long c);
ST_FUNC Sym *sym_find2(Sym *s, int v);
ST_FUNC void tcc_open_bf(TCCState *s1, const char *filename, int initlen);
ST_FUNC int tcc_open(TCCState *s1, const char *filename);
ST_FUNC void tcc_close(TCCState *s1);
ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags);
PUB_FUNC int tcc_parse_args(TCCState *s, int argc, const char **argv);
/* ------------ tccpp.c ------------ */
#define TOK_FLAG_BOL 0x0001 /* beginning of line before */
#define TOK_FLAG_BOF 0x0002 /* beginning of file before */
#define TOK_FLAG_ENDIF 0x0004 /* a endif was found matching starting #ifdef */
#define TOK_FLAG_EOF 0x0008 /* end of file */
#define PARSE_FLAG_PREPROCESS 0x0001 /* activate preprocessing */
#define PARSE_FLAG_TOK_NUM 0x0002 /* return numbers instead of TOK_PPNUM */
#define PARSE_FLAG_LINEFEED 0x0004 /* line feed is returned as a
token. line feed is also
returned at eof */
#define PARSE_FLAG_ASM_COMMENTS 0x0008 /* '#' can be used for line comment */
#define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
ST_FUNC TokenSym *tok_alloc(TCCState *s1, const char *str, int len);
ST_FUNC char *get_tok_str(TCCState *s1, int v, CValue *cv);
ST_FUNC void save_parse_state(TCCState *s1, ParseState *s);
ST_FUNC void restore_parse_state(TCCState *s1, ParseState *s);
ST_INLN void tok_str_new(TokenString *s);
ST_FUNC void tok_str_free(int *str);
ST_FUNC void tok_str_add(TokenString *s, int t);
ST_FUNC void tok_str_add_tok(TCCState *s1, TokenString *s);
ST_INLN void define_push(TCCState *s1, int v, int macro_type, int *str, Sym *first_arg);
ST_FUNC void define_undef(TCCState *s1, Sym *s);
ST_INLN Sym *define_find(TCCState *s1, int v);
ST_FUNC void free_defines(TCCState *s1, Sym *b);
ST_FUNC void parse_define(TCCState *s1);
ST_FUNC void preprocess(TCCState *s1, int is_bof);
ST_FUNC void next_nomacro(TCCState *s1);
ST_FUNC void next(TCCState *s1);
ST_INLN void unget_tok(TCCState *s1, int last_tok);
ST_FUNC void preprocess_init(TCCState *s1);
ST_FUNC void preprocess_new(TCCState *s1);
ST_FUNC int tcc_preprocess(TCCState *s1);
ST_FUNC void skip(TCCState *s1, int c);
ST_FUNC void expect(const char *msg);
/* input_buf_ptr must be \0 terminated! */
ST_FUNC int tcc_in_memory_preprocess(TCCState *s1,
const uint8_t* input_buf_ptr, const size_t input_length,
const bool print_include_stack,
const char* memory_filename,
void* user_state,
void (*output_write_func)(const char* str, void* user_state));
/* ------------ tccgen.c ------------ */
#define SYM_POOL_NB (8192 / sizeof(Sym))
#define vstack (s1->__vstack + 1)
ST_INLN int is_float(int t);
ST_FUNC int ieee_finite(double d);
ST_FUNC void test_lvalue(TCCState *s1);
ST_FUNC void swap(int *p, int *q);
ST_FUNC void vpushi(TCCState *s1, int v);
ST_FUNC void vset(TCCState *s1, CType *type, int r, int v);
ST_FUNC void vswap(TCCState *s1);
ST_FUNC void vrote(SValue *e, int n);
ST_FUNC void vrott(TCCState *s1, int n);
ST_FUNC void vrotb(TCCState *s1, int n);
ST_FUNC void vpushv(TCCState *s1, SValue *v);
ST_FUNC void vpop(TCCState *s1);
ST_FUNC void gen_op(TCCState *s1, int op);
ST_FUNC void mk_pointer(CType *type);
ST_FUNC void vstore(TCCState *s1);
ST_FUNC void inc(TCCState *s1, int post, int c);
ST_FUNC void parse_asm_str(CString *astr);
ST_FUNC int lvalue_type(int t);
ST_FUNC void indir(TCCState *s1);
ST_FUNC void unary(TCCState *s1);
ST_FUNC void expr_prod(TCCState *s1);
ST_FUNC void expr_sum(TCCState *s1);
ST_FUNC void gexpr(TCCState *s1);
ST_FUNC int expr_const(TCCState *s1);
ST_FUNC void decl(int l);
ST_FUNC void vpush(TCCState *s1, CType *type);
ST_FUNC void vpush64(TCCState *s1, int ty, unsigned long long v);
/********************************************************/
#endif /* _TCC_H */