/* * 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 _GNU_SOURCE #include "config.h" #ifdef CONFIG_TCCBOOT #include "tccboot.h" #define CONFIG_TCC_STATIC #else #include #include #include #include #include #include #include #include #include #include #ifdef _WIN32 #include #include #include /* open, close etc. */ #include /* getcwd */ #define inline __inline #define inp next_inp #ifdef _WIN64 #define uplong unsigned long long #endif #endif #ifndef _WIN32 #include #include #include #include #include #endif #endif /* !CONFIG_TCCBOOT */ #ifndef uplong #define uplong unsigned long #endif #ifndef PAGESIZE #define PAGESIZE 4096 #endif #include "elf.h" #include "stab.h" #ifndef O_BINARY #define O_BINARY 0 #endif #include "libtcc.h" /* parser debug */ //#define PARSE_DEBUG /* preprocessor debug */ //#define PP_DEBUG /* include file debug */ //#define INC_DEBUG //#define MEM_DEBUG /* assembler debug */ //#define ASM_DEBUG /* target selection */ //#define TCC_TARGET_I386 /* i386 code generator */ //#define TCC_TARGET_ARM /* ARMv4 code generator */ //#define TCC_TARGET_C67 /* TMS320C67xx code generator */ //#define TCC_TARGET_X86_64 /* x86-64 code generator */ /* default target is I386 */ #if !defined(TCC_TARGET_I386) && !defined(TCC_TARGET_ARM) && \ !defined(TCC_TARGET_C67) && !defined(TCC_TARGET_X86_64) #define TCC_TARGET_I386 #endif #if !defined(TCC_UCLIBC) && !defined(TCC_TARGET_ARM) && \ !defined(TCC_TARGET_C67) && !defined(TCC_TARGET_X86_64) #define CONFIG_TCC_BCHECK /* enable bound checking code */ #endif #if defined(_WIN32) && !defined(TCC_TARGET_PE) #define CONFIG_TCC_STATIC #endif /* define it to include assembler support */ #if !defined(TCC_TARGET_ARM) && !defined(TCC_TARGET_C67) #define CONFIG_TCC_ASM #endif /* object format selection */ #if defined(TCC_TARGET_C67) #define TCC_TARGET_COFF #endif #if !defined(CONFIG_TCCBOOT) #define CONFIG_TCC_BACKTRACE #endif #define FALSE 0 #define false 0 #define TRUE 1 #define true 1 typedef int BOOL; /* path to find crt1.o, crti.o and crtn.o. Only needed when generating executables or dlls */ #define CONFIG_TCC_CRT_PREFIX CONFIG_SYSROOT "/usr/lib" #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; #ifdef TCC_TARGET_PE typedef unsigned short nwchar_t; #else typedef int nwchar_t; #endif 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[1]; } 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 */ long r; /* associated register */ 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_addr; /* address at which the section is relocated */ 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, fill : 16; struct Section *section; } 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 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 */ /* field 'Sym.r' for C labels */ #define LABEL_DEFINED 0 /* label is defined */ #define LABEL_FORWARD 1 /* label is forward defined */ #define LABEL_DECLARED 2 /* label is declared but never used */ /* 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; 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 inc_type; /* type of include */ char inc_filename[512]; /* filename specified by the user */ char filename[1024]; /* current filename - here to simplify code */ 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 { 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 type; /* '"' or '>' to give include type */ char filename[1]; /* path specified in #include */ } CachedInclude; #define CACHED_INCLUDES_HASH_SIZE 512 #ifdef CONFIG_TCC_ASM typedef struct ExprValue { uint32_t v; Sym *sym; } ExprValue; #define MAX_ASM_OPERANDS 30 typedef struct ASMOperand { int id; /* GCC 3 optionnal identifier (0 if number only supported */ char *constraint; char asm_str[16]; /* computed asm string for operand */ SValue *vt; /* C value of the expression */ int ref_index; /* if >= 0, gives reference to a output constraint */ int input_index; /* if >= 0, gives reference to an input constraint */ int priority; /* priority, used to assign registers */ int reg; /* if >= 0, register number used for this operand */ int is_llong; /* true if double register value */ int is_memory; /* true if memory operand */ int is_rw; /* for '+' modifier */ } ASMOperand; #endif struct TCCState { int output_type; BufferedFile **include_stack_ptr; int *ifdef_stack_ptr; /* include file handling */ char **include_paths; int nb_include_paths; char **sysinclude_paths; int nb_sysinclude_paths; CachedInclude **cached_includes; int nb_cached_includes; char **library_paths; int nb_library_paths; /* array of all loaded dlls (including those referenced by loaded dlls) */ DLLReference **loaded_dlls; int nb_loaded_dlls; /* 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 handling */ Section *got; Section *plt; unsigned long *got_offsets; int nb_got_offsets; /* 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; int nostdinc; /* if true, no standard headers are added */ int nostdlib; /* if true, no standard libraries are added */ int nocommon; /* if true, do not use common symbols for .bss data */ /* if true, static linking is performed */ int static_link; /* soname as specified on the command line (-soname) */ const char *soname; /* rpath as specified on the command line (-Wl,-rpath=) */ const char *rpath; /* if true, all symbols are exported */ int rdynamic; /* if true, only link in referenced objects from archive */ int alacarte_link; /* address of text section */ unsigned long text_addr; int has_text_addr; /* 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; /* display some information during compilation */ int verbose; /* compile with debug symbol (and use them if error during execution) */ int do_debug; #ifdef CONFIG_TCC_BCHECK /* compile with built-in memory and bounds checker */ int do_bounds_check; #endif /* give the path of the tcc libraries */ char *tcc_lib_path; /* 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; /* tiny assembler state */ Sym *asm_labels; /* see include_stack_ptr */ BufferedFile *include_stack[INCLUDE_STACK_SIZE]; /* see ifdef_stack_ptr */ int ifdef_stack[IFDEF_STACK_SIZE]; /* see cached_includes */ int cached_includes_hash[CACHED_INCLUDES_HASH_SIZE]; /* pack stack */ int pack_stack[PACK_STACK_SIZE]; int *pack_stack_ptr; /* output file for preprocessing */ FILE *outfile; /* for tcc_relocate */ int runtime_added; void *runtime_mem; struct InlineFunc **inline_fns; int nb_inline_fns; #ifdef TCC_TARGET_I386 int seg_size; #endif /* section alignment */ unsigned long section_align; #ifdef TCC_TARGET_PE /* PE info */ int pe_subsystem; unsigned long pe_file_align; struct pe_uw { Section *pdata; int sym_1, sym_2, offs_1; } pe_unwind; #endif #ifndef TCC_TARGET_PE #ifdef TCC_TARGET_X86_64 /* write PLT and GOT here */ char *runtime_plt_and_got; unsigned int runtime_plt_and_got_offset; #endif #endif }; /* The current value can be: */ #define VT_VALMASK 0x00ff #define VT_CONST 0x00f0 /* constant in vc (must be first non register value) */ #define VT_LLOCAL 0x00f1 /* lvalue, offset on stack */ #define VT_LOCAL 0x00f2 /* offset on stack */ #define VT_CMP 0x00f3 /* the value is stored in processor flags (in vc) */ #define VT_JMP 0x00f4 /* value is the consequence of jmp true (even) */ #define VT_JMPI 0x00f5 /* value is the consequence of jmp false (odd) */ #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_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_BTYPE 0x000f /* mask for basic type */ #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 */ /* 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_STRUCT_SHIFT 16 /* shift for bitfield shift values */ /* type mask (except storage) */ #define VT_STORAGE (VT_EXTERN | VT_STATIC | VT_TYPEDEF | VT_INLINE | VT_IMPORT | VT_EXPORT) #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_CLDOUBLE 0xc1 /* long 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_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 DEF_ASM(x) DEF(TOK_ASM_ ## x, #x) #define TOK_ASM_int TOK_INT #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64 /* only used for i386 asm opcodes definitions */ #define DEF_BWL(x) \ DEF(TOK_ASM_ ## x ## b, #x "b") \ DEF(TOK_ASM_ ## x ## w, #x "w") \ DEF(TOK_ASM_ ## x ## l, #x "l") \ DEF(TOK_ASM_ ## x, #x) #define DEF_WL(x) \ DEF(TOK_ASM_ ## x ## w, #x "w") \ DEF(TOK_ASM_ ## x ## l, #x "l") \ DEF(TOK_ASM_ ## x, #x) #ifdef TCC_TARGET_X86_64 # define DEF_BWLQ(x) \ DEF(TOK_ASM_ ## x ## b, #x "b") \ DEF(TOK_ASM_ ## x ## w, #x "w") \ DEF(TOK_ASM_ ## x ## l, #x "l") \ DEF(TOK_ASM_ ## x ## q, #x "q") \ DEF(TOK_ASM_ ## x, #x) # define DEF_WLQ(x) \ DEF(TOK_ASM_ ## x ## w, #x "w") \ DEF(TOK_ASM_ ## x ## l, #x "l") \ DEF(TOK_ASM_ ## x ## q, #x "q") \ DEF(TOK_ASM_ ## x, #x) # define DEF_BWLX DEF_BWLQ # define DEF_WLX DEF_WLQ /* number of sizes + 1 */ # define NBWLX 5 #else # define DEF_BWLX DEF_BWL # define DEF_WLX DEF_WL /* number of sizes + 1 */ # define NBWLX 4 #endif #define DEF_FP1(x) \ DEF(TOK_ASM_ ## f ## x ## s, "f" #x "s") \ DEF(TOK_ASM_ ## fi ## x ## l, "fi" #x "l") \ DEF(TOK_ASM_ ## f ## x ## l, "f" #x "l") \ DEF(TOK_ASM_ ## fi ## x ## s, "fi" #x "s") #define DEF_FP(x) \ DEF(TOK_ASM_ ## f ## x, "f" #x ) \ DEF(TOK_ASM_ ## f ## x ## p, "f" #x "p") \ DEF_FP1(x) #define DEF_ASMTEST(x) \ DEF_ASM(x ## o) \ DEF_ASM(x ## no) \ DEF_ASM(x ## b) \ DEF_ASM(x ## c) \ DEF_ASM(x ## nae) \ DEF_ASM(x ## nb) \ DEF_ASM(x ## nc) \ DEF_ASM(x ## ae) \ DEF_ASM(x ## e) \ DEF_ASM(x ## z) \ DEF_ASM(x ## ne) \ DEF_ASM(x ## nz) \ DEF_ASM(x ## be) \ DEF_ASM(x ## na) \ DEF_ASM(x ## nbe) \ DEF_ASM(x ## a) \ DEF_ASM(x ## s) \ DEF_ASM(x ## ns) \ DEF_ASM(x ## p) \ DEF_ASM(x ## pe) \ DEF_ASM(x ## np) \ DEF_ASM(x ## po) \ DEF_ASM(x ## l) \ DEF_ASM(x ## nge) \ DEF_ASM(x ## nl) \ DEF_ASM(x ## ge) \ DEF_ASM(x ## le) \ DEF_ASM(x ## ng) \ DEF_ASM(x ## nle) \ DEF_ASM(x ## g) #endif // defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64 enum tcc_token { TOK_LAST = TOK_IDENT - 1, #define DEF(id, str) id, #include "tcctok.h" #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 (long long)strtol #endif #elif defined(TCC_UCLIBC) || defined(__FreeBSD__) || defined(__DragonFly__) \ || defined(__OpenBSD__) /* currently incorrect */ static inline long double strtold(const char *nptr, char **endptr) { return (long double)strtod(nptr, endptr); } static inline float strtof(const char *nptr, char **endptr) { return (float)strtod(nptr, endptr); } #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_PATHSEP(c) (c == '/' || c == '\\') #define IS_ABSPATH(p) (IS_PATHSEP(p[0]) || (p[0] && p[1] == ':' && IS_PATHSEP(p[2]))) #define PATHCMP stricmp #else #define IS_PATHSEP(c) (c == '/') #define IS_ABSPATH(p) IS_PATHSEP(p[0]) #define PATHCMP strcmp #endif /* 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; } #define PUB_FUNC #ifndef NOTALLINONE #define ST_INLN static inline #define ST_FUNC static #define ST_DATA static #else #define ST_INLN #define ST_FUNC #define ST_DATA extern #endif /* ------------ libtcc.c ------------ */ /* use GNU C extensions */ ST_DATA int gnu_ext; /* use Tiny C extensions */ ST_DATA int tcc_ext; /* XXX: get rid of this ASAP */ ST_DATA struct TCCState *tcc_state; #ifdef CONFIG_TCC_BACKTRACE ST_DATA int num_callers; ST_DATA const char **rt_bound_error_msg; ST_DATA void *rt_prog_main; #endif #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 *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); #define free(p) use_tcc_free(p) #define malloc(s) use_tcc_malloc(s) #define realloc(p, s) use_tcc_realloc(p, s) #undef strdup #define strdup(s) use_tcc_strdup(s) PUB_FUNC void tcc_memstats(void); PUB_FUNC void dynarray_add(void ***ptab, int *nb_ptr, void *data); PUB_FUNC void dynarray_reset(void *pp, int *n); PUB_FUNC void error_noabort(const char *fmt, ...); PUB_FUNC void error(const char *fmt, ...); PUB_FUNC void expect(const char *msg); PUB_FUNC void warning(const char *fmt, ...); /* other utilities */ ST_INLN 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 add_char(CString *cstr, int c); #define cstr_reset(cstr) cstr_free(cstr) ST_FUNC Section *new_section(TCCState *s1, const char *name, int sh_type, int sh_flags); ST_FUNC void section_realloc(Section *sec, unsigned long new_size); ST_FUNC void *section_ptr_add(Section *sec, unsigned long size); ST_FUNC Section *find_section(TCCState *s1, const char *name); ST_FUNC void put_extern_sym2(Sym *sym, Section *section, unsigned long value, unsigned long size, int can_add_underscore); ST_FUNC void put_extern_sym(Sym *sym, Section *section, unsigned long value, unsigned long size); ST_FUNC void greloc(Section *s, Sym *sym, unsigned long offset, int type); ST_INLN void sym_free(Sym *sym); ST_FUNC Sym *sym_push2(Sym **ps, int v, int t, long c); ST_FUNC Sym *sym_find2(Sym *s, int v); ST_FUNC Sym *sym_push(int v, CType *type, int r, int c); ST_FUNC void sym_pop(Sym **ptop, Sym *b); ST_INLN Sym *struct_find(int v); ST_INLN Sym *sym_find(int v); ST_FUNC Sym *global_identifier_push(int v, int t, int c); ST_FUNC BufferedFile *tcc_open(TCCState *s1, const char *filename); ST_FUNC void tcc_close(BufferedFile *bf); ST_FUNC int tcc_add_dll(TCCState *s, const char *filename, int flags); PUB_FUNC int tcc_set_flag(TCCState *s, const char *flag_name, int value); PUB_FUNC void tcc_print_stats(TCCState *s, int64_t total_time); PUB_FUNC void set_num_callers(int n); ST_FUNC int ieee_finite(double d); /* ------------ tccpp.c ------------ */ ST_DATA struct BufferedFile *file; ST_DATA int ch, tok; ST_DATA CValue tokc; ST_DATA int *macro_ptr; ST_DATA int parse_flags; ST_DATA int tok_flags; ST_DATA CString tokcstr; /* current parsed string, if any */ /* display benchmark infos */ ST_DATA int total_lines; ST_DATA int total_bytes; ST_DATA int tok_ident; ST_DATA TokenSym **table_ident; #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(const char *str, int len); ST_FUNC char *get_tok_str(int v, CValue *cv); ST_FUNC void save_parse_state(ParseState *s); ST_FUNC void restore_parse_state(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(TokenString *s); ST_INLN void define_push(int v, int macro_type, int *str, Sym *first_arg); ST_FUNC void define_undef(Sym *s); ST_INLN Sym *define_find(int v); ST_FUNC void free_defines(Sym *b); ST_FUNC Sym *label_find(int v); ST_FUNC Sym *label_push(Sym **ptop, int v, int flags); ST_FUNC void label_pop(Sym **ptop, Sym *slast); ST_FUNC void parse_define(void); ST_FUNC void preprocess(int is_bof); ST_FUNC void next_nomacro(void); ST_FUNC void next(void); ST_INLN void unget_tok(int last_tok); ST_FUNC void preprocess_init(TCCState *s1); ST_FUNC void preprocess_new(); ST_FUNC int tcc_preprocess(TCCState *s1); ST_FUNC void skip(int c); /* ------------ tccgen.c ------------ */ ST_DATA Section *text_section, *data_section, *bss_section; /* predefined sections */ ST_DATA Section *cur_text_section; /* current section where function code is generated */ #ifdef CONFIG_TCC_ASM ST_DATA Section *last_text_section; /* to handle .previous asm directive */ #endif #ifdef CONFIG_TCC_BCHECK /* bound check related sections */ ST_DATA Section *bounds_section; /* contains global data bound description */ ST_DATA Section *lbounds_section; /* contains local data bound description */ #endif /* symbol sections */ ST_DATA Section *symtab_section, *strtab_section; /* debug sections */ ST_DATA Section *stab_section, *stabstr_section; #define SYM_POOL_NB (8192 / sizeof(Sym)) ST_DATA Sym *sym_free_first; ST_DATA void **sym_pools; ST_DATA int nb_sym_pools; ST_DATA Sym *global_stack; ST_DATA Sym *local_stack; ST_DATA Sym *local_label_stack; ST_DATA Sym *global_label_stack; ST_DATA Sym *define_stack; ST_DATA CType char_pointer_type, func_old_type, int_type; ST_DATA SValue vstack[VSTACK_SIZE], *vtop; ST_DATA int rsym, anon_sym, ind, loc; ST_DATA int const_wanted; /* true if constant wanted */ ST_DATA int nocode_wanted; /* true if no code generation wanted for an expression */ ST_DATA int global_expr; /* true if compound literals must be allocated globally (used during initializers parsing */ ST_DATA CType func_vt; /* current function return type (used by return instruction) */ ST_DATA int func_vc; ST_DATA int last_line_num, last_ind, func_ind; /* debug last line number and pc */ ST_DATA char *funcname; ST_INLN int is_float(int t); ST_FUNC void test_lvalue(void); ST_FUNC void swap(int *p, int *q); ST_FUNC void vpushi(int v); ST_FUNC Sym *external_global_sym(int v, CType *type, int r); ST_FUNC void vset(CType *type, int r, int v); ST_FUNC void vswap(void); ST_FUNC void vpush_global_sym(CType *type, int v); ST_FUNC void vrott(int n); #ifdef TCC_TARGET_ARM ST_FUNC int get_reg_ex(int rc, int rc2); ST_FUNC void vnrott(int n); ST_FUNC void lexpand_nr(void); #endif ST_FUNC void vpushv(SValue *v); ST_FUNC void save_reg(int r); ST_FUNC int get_reg(int rc); ST_FUNC void save_regs(int n); ST_FUNC int gv(int rc); ST_FUNC void gv2(int rc1, int rc2); ST_FUNC void vpop(void); ST_FUNC void gen_op(int op); ST_FUNC int type_size(CType *type, int *a); ST_FUNC void mk_pointer(CType *type); ST_FUNC void vstore(void); ST_FUNC void inc(int post, int c); ST_FUNC int lvalue_type(int t); ST_FUNC void indir(void); ST_FUNC void unary(void); ST_FUNC void expr_prod(void); ST_FUNC void expr_sum(void); ST_FUNC void gexpr(void); ST_FUNC int expr_const(void); ST_FUNC void gen_inline_functions(void); ST_FUNC void decl(int l); #if defined CONFIG_TCC_BCHECK || defined TCC_TARGET_C67 ST_FUNC Sym *get_sym_ref(CType *type, Section *sec, unsigned long offset, unsigned long size); #endif /* ------------ tccelf.c ------------ */ #define ARMAG "!\012" /* For COFF and a.out archives */ typedef struct { unsigned int n_strx; /* index into string table of name */ unsigned char n_type; /* type of symbol */ unsigned char n_other; /* misc info (usually empty) */ unsigned short n_desc; /* description field */ unsigned int n_value; /* value of symbol */ } Stab_Sym; ST_FUNC Section *new_symtab(TCCState *s1, const char *symtab_name, int sh_type, int sh_flags, const char *strtab_name, const char *hash_name, int hash_sh_flags); ST_FUNC int put_elf_str(Section *s, const char *sym); ST_FUNC int put_elf_sym(Section *s, uplong value, unsigned long size, int info, int other, int shndx, const char *name); ST_FUNC int add_elf_sym(Section *s, uplong value, unsigned long size, int info, int other, int sh_num, const char *name); ST_FUNC int find_elf_sym(Section *s, const char *name); ST_FUNC void put_elf_reloc(Section *symtab, Section *s, unsigned long offset, int type, int symbol); ST_FUNC void put_stabs(const char *str, int type, int other, int desc, unsigned long value); ST_FUNC void put_stabs_r(const char *str, int type, int other, int desc, unsigned long value, Section *sec, int sym_index); ST_FUNC void put_stabn(int type, int other, int desc, int value); ST_FUNC void put_stabd(int type, int other, int desc); ST_FUNC void relocate_common_syms(void); ST_FUNC void relocate_syms(TCCState *s1, int do_resolve); ST_FUNC void relocate_section(TCCState *s1, Section *s); ST_FUNC void tcc_add_linker_symbols(TCCState *s1); ST_FUNC int tcc_load_object_file(TCCState *s1, int fd, unsigned long file_offset); ST_FUNC int tcc_load_archive(TCCState *s1, int fd); ST_FUNC void *tcc_get_symbol_err(TCCState *s, const char *name); ST_FUNC void tcc_add_bcheck(TCCState *s1); ST_FUNC void build_got_entries(TCCState *s1); ST_FUNC void tcc_add_runtime(TCCState *s1); #ifndef TCC_TARGET_PE ST_FUNC int tcc_load_dll(TCCState *s1, int fd, const char *filename, int level); ST_FUNC int tcc_load_ldscript(TCCState *s1); ST_FUNC uint8_t *parse_comment(uint8_t *p); ST_FUNC void minp(void); ST_INLN void inp(void); ST_FUNC int handle_eob(void); #endif /* ------------ xxx-gen.c ------------ */ ST_FUNC void gsym_addr(int t, int a); ST_FUNC void gsym(int t); ST_FUNC void load(int r, SValue *sv); ST_FUNC void store(int r, SValue *v); ST_FUNC void gfunc_call(int nb_args); ST_FUNC void gfunc_prolog(CType *func_type); ST_FUNC void gfunc_epilog(void); ST_FUNC int gjmp(int t); ST_FUNC void gjmp_addr(int a); ST_FUNC int gtst(int inv, int t); ST_FUNC void gen_opi(int op); ST_FUNC void gen_opf(int op); ST_FUNC void gen_cvt_ftoi(int t); ST_FUNC void gen_cvt_ftof(int t); ST_FUNC void ggoto(void); #ifndef TCC_TARGET_C67 ST_FUNC void o(unsigned int c); #endif #ifndef TCC_TARGET_ARM ST_FUNC void gen_cvt_itof(int t); #endif /* ------------ i386-gen.c ------------ */ #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64 ST_FUNC void g(int c); ST_FUNC int oad(int c, int s); ST_FUNC void gen_le16(int c); ST_FUNC void gen_le32(int c); ST_FUNC void gen_addr32(int r, Sym *sym, int c); ST_FUNC void gen_addrpc32(int r, Sym *sym, int c); #endif #ifdef CONFIG_TCC_BCHECK ST_FUNC void gen_bounded_ptr_add(void); ST_FUNC void gen_bounded_ptr_deref(void); #endif /* ------------ x86_64-gen.c ------------ */ #ifdef TCC_TARGET_X86_64 ST_FUNC void gen_addr64(int r, Sym *sym, int64_t c); #endif /* ------------ arm-gen.c ------------ */ #ifdef TCC_TARGET_ARM ST_FUNC unsigned long encbranch(int pos,int addr,int fail); ST_FUNC void gen_cvt_itof1(int t); #endif /* ------------ c67-gen.c ------------ */ #ifdef TCC_TARGET_C67 #endif /* ------------ tcccoff.c ------------ */ #ifdef TCC_TARGET_COFF ST_FUNC int tcc_output_coff(TCCState *s1, FILE *f); ST_FUNC int tcc_load_coff(TCCState * s1, int fd); #endif /* ------------ tccasm.c ------------ */ ST_FUNC void asm_instr(void); ST_FUNC void asm_global_instr(void); #ifdef CONFIG_TCC_ASM ST_FUNC int find_constraint(ASMOperand *operands, int nb_operands, const char *name, const char **pp); ST_FUNC void asm_expr(TCCState *s1, ExprValue *pe); ST_FUNC int asm_int_expr(TCCState *s1); ST_FUNC int tcc_assemble(TCCState *s1, int do_preprocess); /* ------------ i386-asm.c ------------ */ ST_FUNC void gen_expr32(ExprValue *pe); ST_FUNC void asm_opcode(TCCState *s1, int opcode); ST_FUNC void asm_compute_constraints(ASMOperand *operands, int nb_operands, int nb_outputs, const uint8_t *clobber_regs, int *pout_reg); ST_FUNC void subst_asm_operand(CString *add_str, SValue *sv, int modifier); ST_FUNC void asm_gen_code(ASMOperand *operands, int nb_operands, int nb_outputs, int is_output, uint8_t *clobber_regs, int out_reg); ST_FUNC void asm_clobber(uint8_t *clobber_regs, const char *str); #endif /* ------------ tccpe.c -------------- */ #ifdef TCC_TARGET_PE ST_FUNC int pe_load_file(struct TCCState *s1, const char *filename, int fd); ST_FUNC int pe_add_dll(struct TCCState *s, const char *libraryname); ST_FUNC int pe_output_file(TCCState * s1, const char *filename); ST_FUNC int pe_putimport(TCCState *s1, int dllindex, const char *name, const void *value); ST_FUNC SValue *pe_getimport(SValue *sv, SValue *v2); /* tiny_impdef.c */ ST_FUNC char *get_export_names(FILE *fp); #ifdef TCC_TARGET_X86_64 ST_FUNC void pe_add_unwind_data(unsigned start, unsigned end, unsigned stack); #endif #endif /* ------------ tccrun.c ----------------- */ #ifdef CONFIG_TCC_STATIC #define RTLD_LAZY 0x001 #define RTLD_NOW 0x002 #define RTLD_GLOBAL 0x100 #define RTLD_DEFAULT NULL /* dummy function for profiling */ ST_FUNC void *dlopen(const char *filename, int flag); ST_FUNC void dlclose(void *p); //ST_FUNC const char *dlerror(void); ST_FUNC void *resolve_sym(TCCState *s1, const char *symbol); #elif !defined TCC_TARGET_PE || !defined _WIN32 ST_FUNC void *resolve_sym(TCCState *s1, const char *symbol); #endif /********************************************************/ /* include the target specific definitions */ #define TARGET_DEFS_ONLY #ifdef TCC_TARGET_I386 #include "i386-gen.c" #endif #ifdef TCC_TARGET_X86_64 #include "x86_64-gen.c" #endif #ifdef TCC_TARGET_ARM #include "arm-gen.c" #endif #ifdef TCC_TARGET_C67 #include "coff.h" #include "c67-gen.c" #endif #undef TARGET_DEFS_ONLY ST_DATA const int reg_classes[NB_REGS]; /********************************************************/ #undef ST_DATA #ifndef NOTALLINONE #define ST_DATA static #else #define ST_DATA #endif /********************************************************/ #endif /* _TCC_H */