0,0 → 1,1617 |
/* |
* 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" |
|
#include <stdlib.h> |
#include <stdio.h> |
#include <stdarg.h> |
#include <string.h> |
#include <errno.h> |
#include <math.h> |
#include <signal.h> |
#include <fcntl.h> |
#include <setjmp.h> |
#include <time.h> |
#include <sys/stat.h> /* stat() */ |
|
#ifdef CONFIG_TCCASSERT |
#include <assert.h> |
#define TCC_ASSERT(ex) assert(ex) |
#else |
#define TCC_ASSERT(ex) |
#endif |
|
#ifndef _WIN32 |
# include <unistd.h> |
# include <sys/time.h> |
# ifndef TCC_TARGET_MEOS |
# include <sys/ucontext.h> |
# include <sys/mman.h> |
# endif |
# ifndef CONFIG_TCC_STATIC |
# include <dlfcn.h> |
# endif |
/* 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); |
#else /* on _WIN32: */ |
# include <windows.h> |
# include <sys/timeb.h> |
# include <io.h> /* open, close etc. */ |
# include <direct.h> /* getcwd */ |
# ifdef __GNUC__ |
# include <stdint.h> |
# endif |
# define inline __inline |
# define inp next_inp |
# define snprintf _snprintf |
# define vsnprintf _vsnprintf |
# ifndef __GNUC__ |
# define strtold (long double)strtod |
# define strtof (float)strtod |
# define strtoll _strtoi64 |
# define strtoull _strtoui64 |
# endif |
# ifdef LIBTCC_AS_DLL |
# define LIBTCCAPI __declspec(dllexport) |
# define PUB_FUNC LIBTCCAPI |
# endif |
# ifdef _MSC_VER |
# pragma warning (disable : 4244) // conversion from 'uint64_t' to 'int', possible loss of data |
# pragma warning (disable : 4267) // conversion from 'size_t' to 'int', possible loss of data |
# pragma warning (disable : 4996) // The POSIX name for this item is deprecated. Instead, use the ISO C and C++ conformant name |
# pragma warning (disable : 4018) // signed/unsigned mismatch |
# pragma warning (disable : 4146) // unary minus operator applied to unsigned type, result still unsigned |
# endif |
#endif |
|
#ifndef O_BINARY |
# define O_BINARY 0 |
#endif |
|
#ifdef __GNUC__ |
# define NORETURN __attribute__ ((noreturn)) |
#elif defined _MSC_VER |
# define NORETURN __declspec(noreturn) |
#else |
# define NORETURN |
#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 |
# define PATH_NOCASE |
#else |
# define IS_DIRSEP(c) (c == '/') |
# define IS_ABSPATH(p) IS_DIRSEP(p[0]) |
# define PATHCMP strcmp |
#endif |
|
#if defined(TCC_TARGET_PE)||defined(TCC_TARGET_MEOS) |
#define PATHSEP ';' |
#else |
#define PATHSEP ':' |
#endif |
|
#include "elf.h" |
#if defined(TCC_TARGET_ARM64) || defined(TCC_TARGET_X86_64) |
# define ELFCLASSW ELFCLASS64 |
# define ElfW(type) Elf##64##_##type |
# define ELFW(type) ELF##64##_##type |
# define ElfW_Rel ElfW(Rela) |
# define SHT_RELX SHT_RELA |
# define REL_SECTION_FMT ".rela%s" |
/* XXX: DLL with PLT would only work with x86-64 for now */ |
# define TCC_OUTPUT_DLL_WITH_PLT |
#else |
# define ELFCLASSW ELFCLASS32 |
# define ElfW(type) Elf##32##_##type |
# define ELFW(type) ELF##32##_##type |
# define ElfW_Rel ElfW(Rel) |
# define SHT_RELX SHT_REL |
# define REL_SECTION_FMT ".rel%s" |
#endif |
|
/* target address type */ |
#define addr_t ElfW(Addr) |
|
#include "stab.h" |
#include "libtcc.h" |
|
static inline uint16_t read16le(unsigned char *p) |
{ |
return p[0] | (uint16_t)p[1] << 8; |
} |
|
static inline void write16le(unsigned char *p, uint16_t x) |
{ |
p[0] = x & 255; |
p[1] = x >> 8 & 255; |
} |
|
static inline uint32_t read32le(unsigned char *p) |
{ |
return (p[0] | (uint32_t)p[1] << 8 | |
(uint32_t)p[2] << 16 | (uint32_t)p[3] << 24); |
} |
|
static inline void write32le(unsigned char *p, uint32_t x) |
{ |
p[0] = x & 255; |
p[1] = x >> 8 & 255; |
p[2] = x >> 16 & 255; |
p[3] = x >> 24 & 255; |
} |
|
static inline uint64_t read64le(unsigned char *p) |
{ |
return (p[0] | (uint64_t)p[1] << 8 | |
(uint64_t)p[2] << 16 | (uint64_t)p[3] << 24 | |
(uint64_t)p[4] << 32 | (uint64_t)p[5] << 40 | |
(uint64_t)p[6] << 48 | (uint64_t)p[7] << 56); |
} |
|
static inline void write64le(unsigned char *p, uint64_t x) |
{ |
p[0] = x & 255; |
p[1] = x >> 8 & 255; |
p[2] = x >> 16 & 255; |
p[3] = x >> 24 & 255; |
p[4] = x >> 32 & 255; |
p[5] = x >> 40 & 255; |
p[6] = x >> 48 & 255; |
p[7] = x >> 56 & 255; |
} |
|
/* parser debug */ |
/* #define PARSE_DEBUG */ |
/* preprocessor debug */ |
/* #define PP_DEBUG */ |
/* include file debug */ |
/* #define INC_DEBUG */ |
/* memory leak 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_ARM64 *//* ARMv8 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_ARM64) && !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_ARM64) && !defined(TCC_TARGET_C67) && \ |
!defined(CONFIG_USE_LIBGCC) |
#define CONFIG_TCC_BCHECK /* enable bound checking code */ |
#endif |
|
/* define it to include assembler support */ |
#if !defined(TCC_TARGET_ARM) && !defined(TCC_TARGET_ARM64) && \ |
!defined(TCC_TARGET_C67) |
#define CONFIG_TCC_ASM |
#endif |
|
/* object format selection */ |
#if defined(TCC_TARGET_C67) |
#define TCC_TARGET_COFF |
#endif |
|
/* only native compiler supports -run */ |
#if defined _WIN32 && defined TCC_TARGET_PE |
# if (defined __i386__ || defined _X86_) && defined TCC_TARGET_I386 |
# define TCC_IS_NATIVE |
# elif (defined __x86_64__ || defined _AMD64_) && defined TCC_TARGET_X86_64 |
# define TCC_IS_NATIVE |
# elif defined __arm__ && defined TCC_TARGET_ARM |
# define TCC_IS_NATIVE |
# elif defined __aarch64__ && defined TCC_TARGET_ARM64 |
# define TCC_IS_NATIVE |
# endif |
#endif |
|
#if defined TCC_IS_NATIVE && !defined CONFIG_TCCBOOT |
# define CONFIG_TCC_BACKTRACE |
#endif |
|
/* ------------ path configuration ------------ */ |
|
#ifndef CONFIG_SYSROOT |
# define CONFIG_SYSROOT "" |
#endif |
#ifndef CONFIG_TCCDIR |
# define CONFIG_TCCDIR "." |
#endif |
#ifndef CONFIG_LDDIR |
# ifdef TCC_TARGET_X86_64 |
# define CONFIG_LDDIR "lib64" |
# else |
# define CONFIG_LDDIR "lib" |
# endif |
#endif |
|
#ifdef CONFIG_MULTIARCHDIR |
# define USE_MUADIR(s) s "/" CONFIG_MULTIARCHDIR |
# define ALSO_MUADIR(s) s "/" CONFIG_MULTIARCHDIR ":" s |
#else |
# define USE_MUADIR(s) s |
# define ALSO_MUADIR(s) s |
#endif |
|
/* path to find crt1.o, crti.o and crtn.o */ |
#ifndef CONFIG_TCC_CRTPREFIX |
# if defined (TCC_TARGET_MEOS) |
# define CONFIG_TCC_CRTPREFIX "{B}/lib" |
# else |
# define CONFIG_TCC_CRTPREFIX USE_MUADIR(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR) |
# endif |
#endif |
|
/* Below: {B} is substituted by CONFIG_TCCDIR (rsp. -B option) */ |
|
/* system include paths */ |
#ifndef CONFIG_TCC_SYSINCLUDEPATHS |
# ifdef TCC_TARGET_PE |
# define CONFIG_TCC_SYSINCLUDEPATHS "{B}/include;{B}/include/winapi" |
# elif defined(TCC_TARGET_MEOS) |
# define CONFIG_TCC_SYSINCLUDEPATHS "{B}/include" |
# else |
# define CONFIG_TCC_SYSINCLUDEPATHS \ |
"{B}/include" \ |
":" ALSO_MUADIR(CONFIG_SYSROOT "/usr/local/include") \ |
":" ALSO_MUADIR(CONFIG_SYSROOT "/usr/include") |
# endif |
#endif |
|
/* library search paths */ |
#ifndef CONFIG_TCC_LIBPATHS |
# if defined (TCC_TARGET_PE) || defined (TCC_TARGET_MEOS) |
# define CONFIG_TCC_LIBPATHS "{B}/lib" |
# else |
# define CONFIG_TCC_LIBPATHS \ |
ALSO_MUADIR(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR) \ |
":" ALSO_MUADIR(CONFIG_SYSROOT "/" CONFIG_LDDIR) \ |
":" ALSO_MUADIR(CONFIG_SYSROOT "/usr/local/" CONFIG_LDDIR) |
# endif |
#endif |
|
/* name of ELF interpreter */ |
#ifndef CONFIG_TCC_ELFINTERP |
# if defined __FreeBSD__ |
# define CONFIG_TCC_ELFINTERP "/libexec/ld-elf.so.1" |
# elif defined __FreeBSD_kernel__ |
# if defined(TCC_TARGET_X86_64) |
# define CONFIG_TCC_ELFINTERP "/lib/ld-kfreebsd-x86-64.so.1" |
# else |
# define CONFIG_TCC_ELFINTERP "/lib/ld.so.1" |
# endif |
# elif defined __DragonFly__ |
# define CONFIG_TCC_ELFINTERP "/usr/libexec/ld-elf.so.2" |
# elif defined __NetBSD__ |
# define CONFIG_TCC_ELFINTERP "/usr/libexec/ld.elf_so" |
# elif defined __GNU__ |
# define CONFIG_TCC_ELFINTERP "/lib/ld.so" |
# elif defined(TCC_TARGET_PE) |
# define CONFIG_TCC_ELFINTERP "-" |
# elif defined(TCC_UCLIBC) |
# define CONFIG_TCC_ELFINTERP "/lib/ld-uClibc.so.0" /* is there a uClibc for x86_64 ? */ |
# elif defined TCC_TARGET_ARM64 |
# define CONFIG_TCC_ELFINTERP "/lib/ld-linux-aarch64.so.1" |
# elif defined(TCC_TARGET_X86_64) |
# define CONFIG_TCC_ELFINTERP "/lib64/ld-linux-x86-64.so.2" |
# elif !defined(TCC_ARM_EABI) |
# define CONFIG_TCC_ELFINTERP "/lib/ld-linux.so.2" |
# endif |
#endif |
|
/* var elf_interp dans *-gen.c */ |
#ifdef CONFIG_TCC_ELFINTERP |
# define DEFAULT_ELFINTERP(s) CONFIG_TCC_ELFINTERP |
#else |
# define DEFAULT_ELFINTERP(s) default_elfinterp(s) |
#endif |
|
/* library to use with CONFIG_USE_LIBGCC instead of libtcc1.a */ |
#define TCC_LIBGCC USE_MUADIR(CONFIG_SYSROOT "/" CONFIG_LDDIR) "/libgcc_s.so.1" |
|
/* -------------------------------------------- */ |
/* 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_ARM64 |
# include "arm64-gen.c" |
#endif |
#ifdef TCC_TARGET_C67 |
# include "coff.h" |
# include "c67-gen.c" |
#endif |
#undef TARGET_DEFS_ONLY |
|
/* -------------------------------------------- */ |
|
#define INCLUDE_STACK_SIZE 32 |
#define IFDEF_STACK_SIZE 64 |
#define VSTACK_SIZE 256 |
#define STRING_MAX_SIZE 1024 |
#define TOKSTR_MAX_SIZE 256 |
#define PACK_STACK_SIZE 8 |
|
#define TOK_HASH_SIZE 16384 /* 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 */ |
#define TOKSYM_TAL_SIZE (768 * 1024) /* allocator for tiny TokenSym in table_ident */ |
#define TOKSTR_TAL_SIZE (768 * 1024) /* allocator for tiny TokenString instances */ |
#define CSTR_TAL_SIZE (256 * 1024) /* allocator for tiny CString instances */ |
#define TOKSYM_TAL_LIMIT 256 /* prefer unique limits to distinguish allocators debug msgs */ |
#define TOKSTR_TAL_LIMIT 128 /* 32 * sizeof(int) */ |
#define CSTR_TAL_LIMIT 1024 |
|
/* 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; |
uint64_t i; |
struct { |
int size; |
const void *data; |
void *data_allocated; |
} str; |
int tab[LDOUBLE_SIZE/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; |
|
struct Attribute { |
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, |
func_proto : 1, |
mode : 4, |
weak : 1, |
visibility : 2, |
fill : 8; // 8 bits left to fit well in union below |
}; |
|
/* GNUC attribute definition */ |
typedef struct AttributeDef { |
struct Attribute a; |
struct Section *section; |
int alias_target; /* token */ |
int asm_label; /* associated asm label */ |
} AttributeDef; |
|
/* symbol management */ |
typedef struct Sym { |
int v; /* symbol token */ |
int asm_label; /* associated asm label */ |
union { |
long r; /* associated register */ |
struct Attribute a; |
}; |
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) */ |
addr_t 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; |
|
/* -------------------------------------------------- */ |
|
#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; |
struct BufferedFile *prev; |
int line_num; /* current line number - here to simplify code */ |
int line_ref; /* tcc -E: last printed line */ |
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 */ |
int include_next_index; /* next search path */ |
char filename[1024]; /* filename */ |
unsigned char unget[4]; |
unsigned char buffer[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; |
/* used to chain token-strings with begin/end_macro() */ |
struct TokenString *prev; |
const int *prev_ptr; |
char alloc; |
} TokenString; |
|
/* inline functions */ |
typedef struct InlineFunc { |
TokenString func_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 |
|
#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 sym_attr { |
unsigned long got_offset; |
unsigned long plt_offset; |
#ifdef TCC_TARGET_ARM |
unsigned char plt_thumb_stub:1; |
#endif |
}; |
|
typedef struct ParseArgsState |
{ |
int run; |
int pthread; |
int filetype; |
CString linker_arg; /* collect -Wl options for input such as "-Wl,-rpath -Wl,<path>" */ |
} ParseArgsState; |
|
#if !defined(MEM_DEBUG) |
#define tal_free(al, p) tal_free_impl(al, p) |
#define tal_realloc(al, p, size) tal_realloc_impl(&al, p, size) |
#define TAL_DEBUG_PARAMS |
#else |
#define TAL_DEBUG 1 |
#define tal_free(al, p) tal_free_impl(al, p, __FILE__, __LINE__) |
#define tal_realloc(al, p, size) tal_realloc_impl(&al, p, size, __FILE__, __LINE__) |
#define TAL_DEBUG_PARAMS , const char *file, int line |
#define TAL_DEBUG_FILE_LEN 15 |
#endif |
//#define TAL_INFO 1 /* collect and dump allocators stats */ |
|
typedef struct TinyAlloc { |
size_t limit; |
size_t size; |
uint8_t *buffer; |
uint8_t *p; |
size_t nb_allocs; |
struct TinyAlloc *next, *top; |
#ifdef TAL_INFO |
size_t nb_peak; |
size_t nb_total; |
size_t nb_missed; |
uint8_t *peak_p; |
#endif |
} TinyAlloc; |
|
typedef struct tal_header_t { |
size_t size; |
#ifdef TAL_DEBUG |
int line_num; /* negative line_num used for double free check */ |
char file_name[TAL_DEBUG_FILE_LEN + 1]; |
#endif |
} tal_header_t; |
|
struct TCCState { |
|
int verbose; /* if true, display some information during compilation */ |
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 */ |
int static_link; /* if true, static linking is performed */ |
int rdynamic; /* if true, all symbols are exported */ |
int symbolic; /* if true, resolve symbols in the current module first */ |
int alacarte_link; /* if true, only link in referenced objects from archive */ |
|
char *tcc_lib_path; /* CONFIG_TCCDIR or -B option */ |
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; |
int ms_extensions; /* allow nested named struct w/o identifier behave like unnamed */ |
int old_struct_init_code; /* use old algorithm to init array in struct when there is no '{' used. |
Liuux 2.4.26 can't find initrd when compiled with a new algorithm */ |
int dollars_in_identifiers; /* allows '$' char in indentifiers */ |
int normalize_inc_dirs; /* remove non-existent or duplicate directories from include paths */ |
|
/* warning switches */ |
int warn_write_strings; |
int warn_unsupported; |
int warn_error; |
int warn_none; |
int warn_implicit_function_declaration; |
|
/* compile with debug symbol (and use them if error during execution) */ |
int do_debug; |
int do_strip; |
#ifdef CONFIG_TCC_BCHECK |
/* compile with built-in memory and bounds checker */ |
int do_bounds_check; |
#endif |
#ifdef TCC_TARGET_ARM |
enum float_abi float_abi; /* float ABI of the generated code*/ |
#endif |
|
addr_t text_addr; /* address of text section */ |
int has_text_addr; |
|
unsigned long section_align; /* section alignment */ |
|
char *init_symbol; /* symbols to call at load-time (not used currently) */ |
char *fini_symbol; /* symbols to call at unload-time (not used currently) */ |
|
#ifdef TCC_TARGET_I386 |
int seg_size; /* 32. Can be 16 with i386 assembler (.code16) */ |
#endif |
|
/* 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; |
enum { |
LINE_MACRO_OUTPUT_FORMAT_GCC, |
LINE_MACRO_OUTPUT_FORMAT_NONE, |
LINE_MACRO_OUTPUT_FORMAT_STD |
} Pflag; /* -P switch */ |
char dflag; /* -dX value */ |
FILE *dffp; |
|
/* 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; |
char **pragma_libs; |
int nb_pragma_libs; |
|
/* 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; |
|
#if defined (TCC_TARGET_PE) || defined (TCC_TARGET_MEOS) |
/* PE info */ |
int pe_subsystem; |
unsigned pe_file_align; |
unsigned pe_stack_size; |
# ifdef TCC_TARGET_X86_64 |
Section *uw_pdata; |
int uw_sym; |
unsigned uw_offs; |
# endif |
#endif |
|
#ifdef TCC_IS_NATIVE |
const char *runtime_main; |
/* for tcc_relocate */ |
void *runtime_mem; |
# ifdef HAVE_SELINUX |
void *write_mem; |
unsigned long mem_size; |
# endif |
#endif |
|
/* 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 */ |
char *outfile; /* output filename */ |
char *option_m; /* only -m32/-m64 handled */ |
int print_search_dirs; /* option */ |
int option_r; /* option -r */ |
int option_C; /* option -C, keep comments when -E */ |
int do_bench; /* option -bench */ |
int gen_deps; /* option -MD */ |
char *deps_outfile; /* option -MF */ |
ParseArgsState *parse_args_state; |
}; |
|
/* 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_QLONG 14 /* 128-bit integer. Only used for x86-64 ABI */ |
#define VT_QFLOAT 15 /* 128-bit float. Only used for x86-64 ABI */ |
#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_DEFSIGN 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_TLS 0x00040000 /* thread-local storage */ |
#define VT_VIS_SHIFT 19 /* shift for symbol visibility, overlapping |
bitfield values, because bitfields never |
have linkage and hence never have |
visibility. */ |
#define VT_VIS_SIZE 2 /* We have four visibilities. */ |
#define VT_VIS_MASK (((1 << VT_VIS_SIZE)-1) << VT_VIS_SHIFT) |
|
#define VT_STRUCT_SHIFT 19 /* 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 | VT_VIS_MASK) |
#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 */ |
|
/* tokens that carry values (in additional token string space / tokc) --> */ |
#define TOK_CCHAR 0xb3 /* char constant in tokc */ |
#define TOK_LCHAR 0xb4 |
#define TOK_CINT 0xb5 /* number in tokc */ |
#define TOK_CUINT 0xb6 /* unsigned int constant */ |
#define TOK_CLLONG 0xb7 /* long long constant */ |
#define TOK_CULLONG 0xb8 /* unsigned long long constant */ |
#define TOK_STR 0xb9 /* pointer to string in tokc */ |
#define TOK_LSTR 0xba |
#define TOK_CFLOAT 0xbb /* float constant */ |
#define TOK_CDOUBLE 0xbc /* double constant */ |
#define TOK_CLDOUBLE 0xbd /* long double constant */ |
#define TOK_PPNUM 0xbe /* preprocessor number */ |
#define TOK_PPSTR 0xbf /* preprocessor string */ |
#define TOK_LINENUM 0xc0 /* line number info */ |
/* <-- */ |
|
#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_ARROW 0xc7 |
#define TOK_DOTS 0xc8 /* three dots */ |
#define TOK_SHR 0xc9 /* unsigned shift right */ |
#define TOK_TWOSHARPS 0xca /* ## preprocessing token */ |
#define TOK_PLCHLDR 0xcb /* placeholder token as defined in C99 */ |
#define TOK_NOSUBST 0xcc /* 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 DEF_ASM(x) DEF(TOK_ASM_ ## x, #x) |
#define TOK_ASM_int TOK_INT |
#define DEF_ASMDIR(x) DEF(TOK_ASMDIR_ ## x, "." #x) |
#define TOK_ASMDIR_FIRST TOK_ASMDIR_byte |
#define TOK_ASMDIR_LAST TOK_ASMDIR_section |
|
#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,suffix) \ |
DEF_ASM(x ## o ## suffix) \ |
DEF_ASM(x ## no ## suffix) \ |
DEF_ASM(x ## b ## suffix) \ |
DEF_ASM(x ## c ## suffix) \ |
DEF_ASM(x ## nae ## suffix) \ |
DEF_ASM(x ## nb ## suffix) \ |
DEF_ASM(x ## nc ## suffix) \ |
DEF_ASM(x ## ae ## suffix) \ |
DEF_ASM(x ## e ## suffix) \ |
DEF_ASM(x ## z ## suffix) \ |
DEF_ASM(x ## ne ## suffix) \ |
DEF_ASM(x ## nz ## suffix) \ |
DEF_ASM(x ## be ## suffix) \ |
DEF_ASM(x ## na ## suffix) \ |
DEF_ASM(x ## nbe ## suffix) \ |
DEF_ASM(x ## a ## suffix) \ |
DEF_ASM(x ## s ## suffix) \ |
DEF_ASM(x ## ns ## suffix) \ |
DEF_ASM(x ## p ## suffix) \ |
DEF_ASM(x ## pe ## suffix) \ |
DEF_ASM(x ## np ## suffix) \ |
DEF_ASM(x ## po ## suffix) \ |
DEF_ASM(x ## l ## suffix) \ |
DEF_ASM(x ## nge ## suffix) \ |
DEF_ASM(x ## nl ## suffix) \ |
DEF_ASM(x ## ge ## suffix) \ |
DEF_ASM(x ## le ## suffix) \ |
DEF_ASM(x ## ng ## suffix) \ |
DEF_ASM(x ## nle ## suffix) \ |
DEF_ASM(x ## g ## suffix) |
|
#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 |
|
/* 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 |
|
#ifdef ONE_SOURCE |
#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; |
|
#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); |
|
#ifndef MEM_DEBUG |
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); |
#else |
#define tcc_free(ptr) tcc_free_debug(ptr) |
#define tcc_malloc(size) tcc_malloc_debug(size, __FILE__, __LINE__) |
#define tcc_mallocz(size) tcc_mallocz_debug(size, __FILE__, __LINE__) |
#define tcc_realloc(ptr,size) tcc_realloc_debug(ptr, size, __FILE__, __LINE__) |
#define tcc_strdup(str) tcc_strdup_debug(str, __FILE__, __LINE__) |
PUB_FUNC void tcc_free_debug(void *ptr); |
PUB_FUNC void *tcc_malloc_debug(unsigned long size, const char *file, int line); |
PUB_FUNC void *tcc_mallocz_debug(unsigned long size, const char *file, int line); |
PUB_FUNC void *tcc_realloc_debug(void *ptr, unsigned long size, const char *file, int line); |
PUB_FUNC char *tcc_strdup_debug(const char *str, const char *file, int line); |
#endif |
|
#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(int bench); |
PUB_FUNC void tcc_error_noabort(const char *fmt, ...); |
PUB_FUNC NORETURN void tcc_error(const char *fmt, ...); |
PUB_FUNC void tcc_warning(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, int len); |
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 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, addr_t size); |
ST_FUNC void section_reserve(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, addr_t value, unsigned long size, int can_add_underscore); |
ST_FUNC void put_extern_sym(Sym *sym, Section *section, addr_t value, unsigned long size); |
ST_FUNC void greloc(Section *s, Sym *sym, unsigned long offset, int type); |
ST_FUNC void greloca(Section *s, Sym *sym, unsigned long offset, int type, addr_t addend); |
|
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 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(void); |
|
ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags, int filetype); |
ST_FUNC int tcc_add_crt(TCCState *s, const char *filename); |
|
#if !defined(TCC_TARGET_PE) && !defined(TCC_TARGET_MEOS) |
ST_FUNC int tcc_add_dll(TCCState *s, const char *filename, int flags); |
#endif |
|
ST_FUNC void tcc_add_pragma_libs(TCCState *s1); |
PUB_FUNC int tcc_add_library_err(TCCState *s, const char *f); |
|
PUB_FUNC void tcc_print_stats(TCCState *s, int64_t total_time); |
PUB_FUNC int tcc_parse_args(TCCState *s, int argc, char **argv); |
PUB_FUNC void tcc_set_environment(TCCState *s); |
|
/* ------------ tccpp.c ------------ */ |
|
ST_DATA struct BufferedFile *file; |
ST_DATA int ch, tok; |
ST_DATA CValue tokc; |
ST_DATA const 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_FILE 0x0008 /* we processing an asm file: '#' can be used for line comment, etc. */ |
#define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */ |
#define PARSE_FLAG_ACCEPT_STRAYS 0x0020 /* next() returns '\\' token */ |
#define PARSE_FLAG_TOK_STR 0x0040 /* return parsed strings instead of TOK_PPSTR */ |
|
ST_FUNC TokenSym *tok_alloc(const char *str, int len); |
ST_FUNC const char *get_tok_str(int v, CValue *cv); |
ST_FUNC void begin_macro(TokenString *str, int alloc); |
ST_FUNC void end_macro(void); |
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, TokenString *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 void print_defines(void); |
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(void); |
ST_FUNC void preprocess_delete(void); |
ST_FUNC int tcc_preprocess(TCCState *s1); |
ST_FUNC void skip(int c); |
ST_FUNC NORETURN void expect(const char *msg); |
ST_FUNC char *trimfront(char *p); |
ST_FUNC char *trimback(char *a, char *e); |
|
/* ------------ 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, size_type; |
ST_DATA SValue __vstack[1+/*to make bcheck happy*/ VSTACK_SIZE], *vtop, *pvtop; |
#define vstack (__vstack + 1) |
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_var; /* true if current function is variadic */ |
ST_DATA int func_vc; |
ST_DATA int last_line_num, last_ind, func_ind; /* debug last line number and pc */ |
ST_DATA const char *funcname; |
|
ST_FUNC void check_vstack(void); |
ST_INLN int is_float(int t); |
ST_FUNC int ieee_finite(double d); |
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 vrote(SValue *e, int n); |
ST_FUNC void vrott(int n); |
ST_FUNC void vrotb(int n); |
#ifdef TCC_TARGET_ARM |
ST_FUNC int get_reg_ex(int rc, int rc2); |
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 void gaddrof(void); |
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 void parse_asm_str(CString *astr); |
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 |
#if defined TCC_TARGET_X86_64 && !defined TCC_TARGET_PE |
ST_FUNC int classify_x86_64_va_arg(CType *ty); |
#endif |
|
/* ------------ tccelf.c ------------ */ |
|
#define TCC_OUTPUT_FORMAT_ELF 0 /* default output format: ELF */ |
#define TCC_OUTPUT_FORMAT_BINARY 1 /* binary image output */ |
#define TCC_OUTPUT_FORMAT_COFF 2 /* COFF */ |
|
#define ARMAG "!<arch>\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, addr_t value, unsigned long size, int info, int other, int shndx, const char *name); |
ST_FUNC int add_elf_sym(Section *s, addr_t 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_elf_reloca(Section *symtab, Section *s, unsigned long offset, int type, int symbol, addr_t addend); |
|
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 relocate_plt(TCCState *s1); |
|
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_add_bcheck(TCCState *s1); |
|
ST_FUNC void build_got_entries(TCCState *s1); |
ST_FUNC void tcc_add_runtime(TCCState *s1); |
|
ST_FUNC addr_t get_elf_sym_addr(TCCState *s, const char *name, int err); |
#if defined TCC_IS_NATIVE || defined TCC_TARGET_PE || defined TCC_TARGET_MEOS |
ST_FUNC void *tcc_get_symbol_err(TCCState *s, const char *name); |
#endif |
|
#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, int skip); |
ST_FUNC void minp(void); |
ST_INLN void inp(void); |
ST_FUNC int handle_eob(void); |
#endif |
|
/* ------------ xxx-gen.c ------------ */ |
|
ST_DATA const int reg_classes[NB_REGS]; |
|
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 int gfunc_sret(CType *vt, int variadic, CType *ret, int *align, int *regsize); |
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 |
ST_FUNC void gen_vla_sp_save(int addr); |
ST_FUNC void gen_vla_sp_restore(int addr); |
ST_FUNC void gen_vla_alloc(CType *type, int align); |
|
/* ------------ 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); |
ST_FUNC void gen_opl(int op); |
#endif |
|
/* ------------ arm-gen.c ------------ */ |
#ifdef TCC_TARGET_ARM |
#if defined(TCC_ARM_EABI) && !defined(CONFIG_TCC_ELFINTERP) |
ST_FUNC char *default_elfinterp(struct TCCState *s); |
#endif |
ST_FUNC void arm_init(struct TCCState *s); |
ST_FUNC uint32_t encbranch(int pos, int addr, int fail); |
ST_FUNC void gen_cvt_itof1(int t); |
#endif |
|
/* ------------ arm64-gen.c ------------ */ |
#ifdef TCC_TARGET_ARM64 |
ST_FUNC void gen_cvt_sxtw(void); |
ST_FUNC void gen_opl(int op); |
ST_FUNC void greturn(void); |
ST_FUNC void gen_va_start(void); |
ST_FUNC void gen_va_arg(CType *t); |
ST_FUNC void gen_clear_cache(void); |
#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 |
|
/* ------------ tccme.c -------------- */ |
#if defined(TCC_TARGET_MEOS) |
int tcc_output_me(TCCState* s1,const char *filename); |
#endif |
/* ------------ tccpe.c -------------- */ |
#if defined(TCC_TARGET_PE) || defined(TCC_TARGET_MEOS) |
ST_FUNC int pe_load_file(struct TCCState *s1, const char *filename, int fd); |
ST_FUNC int pe_output_file(TCCState * s1, const char *filename); |
ST_FUNC int pe_putimport(TCCState *s1, int dllindex, const char *name, addr_t value); |
ST_FUNC SValue *pe_getimport(SValue *sv, SValue *v2); |
#ifdef TCC_TARGET_X86_64 |
ST_FUNC void pe_add_unwind_data(unsigned start, unsigned end, unsigned stack); |
#endif |
/* symbol properties stored in Elf32_Sym->st_other */ |
# define ST_PE_EXPORT 0x10 |
# define ST_PE_IMPORT 0x20 |
# define ST_PE_STDCALL 0x40 |
#endif |
|
/* ------------ tccrun.c ----------------- */ |
#ifdef TCC_IS_NATIVE |
#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 _WIN32 |
ST_FUNC void *resolve_sym(TCCState *s1, const char *symbol); |
#endif |
|
#ifdef CONFIG_TCC_BACKTRACE |
ST_DATA int rt_num_callers; |
ST_DATA const char **rt_bound_error_msg; |
ST_DATA void *rt_prog_main; |
ST_FUNC void tcc_set_num_callers(int n); |
#endif |
#endif |
|
/********************************************************/ |
#undef ST_DATA |
#ifdef ONE_SOURCE |
#define ST_DATA static |
#else |
#define ST_DATA |
#endif |
/********************************************************/ |
#endif /* _TCC_H */ |