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tcc-stupidos/libtcc/include/tcc.h
d0p1 c5d1e40ebe Further strip down tcc
2025-02-14 17:47:45 +01:00

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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 _GNU_SOURCE
#define _DARWIN_C_SOURCE
#include "config.h"
#include <stdio.h>
#include <stdarg.h>
/* gnu headers use to #define __attribute__ to empty for non-gcc compilers */
#ifdef __TINYC__
# undef __attribute__
#endif
#include <stdint.h>
#include <string.h>
#include <fcntl.h>
#include <setjmp.h>
#include <time.h>
#include <unistd.h>
#include <sys/time.h>
/* 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);
#ifndef O_BINARY
# define O_BINARY 0
#endif
#ifndef offsetof
#define offsetof(type, field) ((size_t) &((type *)0)->field)
#endif
#ifndef countof
#define countof(tab) (sizeof(tab) / sizeof((tab)[0]))
#endif
/* ------------ path configuration ------------ */
#ifndef CONFIG_SYSROOT
# define CONFIG_SYSROOT ""
#endif
#if !defined CONFIG_TCCDIR
# define CONFIG_TCCDIR "/usr/local/lib/tcc"
#endif
#ifndef CONFIG_LDDIR
# define CONFIG_LDDIR "lib"
#endif
#ifdef CONFIG_TRIPLET
# define USE_TRIPLET(s) s "/" CONFIG_TRIPLET
# define ALSO_TRIPLET(s) USE_TRIPLET(s) ":" s
#else
# define USE_TRIPLET(s) s
# define ALSO_TRIPLET(s) s
#endif
/* path to find crt1.o, crti.o and crtn.o */
#ifndef CONFIG_TCC_CRTPREFIX
# define CONFIG_TCC_CRTPREFIX USE_TRIPLET(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR)
#endif
#ifndef CONFIG_USR_INCLUDE
# define CONFIG_USR_INCLUDE "/usr/include"
#endif
/* Below: {B} is substituted by CONFIG_TCCDIR (rsp. -B option) */
/* system include paths */
#ifndef CONFIG_TCC_SYSINCLUDEPATHS
# define CONFIG_TCC_SYSINCLUDEPATHS \
"{B}/include" \
":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/local/include") \
":" ALSO_TRIPLET(CONFIG_SYSROOT CONFIG_USR_INCLUDE)
#endif
/* library search paths */
#ifndef CONFIG_TCC_LIBPATHS
# define CONFIG_TCC_LIBPATHS \
"{B}" \
":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR) \
":" ALSO_TRIPLET(CONFIG_SYSROOT "/" CONFIG_LDDIR) \
":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/local/" CONFIG_LDDIR)
#endif
/* (target specific) libtcc1.a */
#ifndef TCC_LIBTCC1
# define TCC_LIBTCC1 "libtcc1.a"
#endif
/* <cross-prefix-to->libtcc1.a */
#ifndef CONFIG_TCC_CROSSPREFIX
# define CONFIG_TCC_CROSSPREFIX ""
#endif
/* -------------------------------------------- */
#include <libtcc.h>
#include <tcc/elf.h>
#include <tcc/object/coff.h>
#include <tcc/utils/cstring.h>
/* -------------------------------------------- */
#ifndef PUB_FUNC /* functions used by tcc.c but not in libtcc.h */
# define PUB_FUNC
#endif
/* -------------------------------------------- */
/* include the target specific definitions */
# include "tcc/i386/gen.h"
# include "tcc/i386/link.h"
# 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"
/* target address type */
typedef uint32_t addr_t;
#define ElfSym ElfW(Sym)
#define LONG_SIZE 4
/* -------------------------------------------- */
#define INCLUDE_STACK_SIZE 32
#define IFDEF_STACK_SIZE 64
#define VSTACK_SIZE 512
#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 */
/* 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;
/* 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 {
char *data;
int size;
} 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 */
union {
struct { int jtrue, jfalse; }; /* forward jmps */
CValue c; /* constant, if VT_CONST */
};
union {
struct { unsigned short cmp_op, cmp_r; }; /* VT_CMP operation */
struct Sym *sym; /* symbol, if (VT_SYM | VT_CONST), or if */
}; /* result of unary() for an identifier. */
} SValue;
/* symbol attributes */
struct SymAttr {
unsigned short
aligned : 5, /* alignment as log2+1 (0 == unspecified) */
packed : 1,
weak : 1,
visibility : 2,
dllexport : 1,
nodecorate : 1,
dllimport : 1,
addrtaken : 1,
nodebug : 1,
xxxx : 2; /* not used */
};
/* function attributes or temporary attributes for parsing */
struct FuncAttr {
unsigned
func_call : 3, /* calling convention (0..5), see below */
func_type : 2, /* FUNC_OLD/NEW/ELLIPSIS */
func_noreturn : 1, /* attribute((noreturn)) */
func_ctor : 1, /* attribute((constructor)) */
func_dtor : 1, /* attribute((destructor)) */
func_args : 8, /* PE __stdcall args */
func_alwinl : 1, /* always_inline */
xxxx : 15;
};
/* symbol management */
typedef struct Sym {
int v; /* symbol token */
unsigned short r; /* associated register or VT_CONST/VT_LOCAL and LVAL type */
struct SymAttr a; /* symbol attributes */
union {
struct {
int c; /* associated number or Elf symbol index */
union {
int sym_scope; /* scope level for locals */
int jnext; /* next jump label */
int jind; /* label position */
struct FuncAttr f; /* function attributes */
int auxtype; /* bitfield access type */
};
};
long long enum_val; /* enum constant if IS_ENUM_VAL */
int *d; /* define token stream */
struct Sym *cleanup_func;
};
CType type; /* associated type */
union {
struct Sym *next; /* next related symbol (for fields and anoms) */
int *e; /* expanded token stream */
int asm_label; /* associated asm label */
struct Sym *cleanupstate; /* in defined labels */
int *vla_array_str; /* vla array code */
};
struct Sym *prev; /* prev symbol in stack */
struct Sym *prev_tok; /* previous symbol for this token */
} Sym;
/* section definition */
typedef struct Section {
unsigned long data_offset; /* current data offset */
unsigned char *data; /* section data */
unsigned long data_allocated; /* used for realloc() handling */
TCCState *s1;
/**/
char name[8];
addr_t addr;
int32_t flags;
int32_t size;
COFFReloc *coff_reloc;
/**/
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 *prev; /* previous section on section stack */
char old_name[1]; /* section name */
} Section;
/* -------------------------------------------------- */
#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->f.func_type' 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->f.func_call' 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 */
#define FUNC_THISCALL 6 /* first param in %ecx */
/* field 'Sym.t' for macros */
#define MACRO_OBJ 0 /* object like macro */
#define MACRO_FUNC 1 /* function like macro */
#define MACRO_JOIN 2 /* macro uses ## */
/* 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 */
#define LABEL_GONE 3 /* label isn't in scope, but not yet popped
from local_label_stack (stmt exprs) */
/* type_decl() types */
#define TYPE_ABSTRACT 1 /* type without variable */
#define TYPE_DIRECT 2 /* type with variable */
#define TYPE_PARAM 4 /* type declares function parameter */
#define TYPE_NEST 8 /* nested call to post_type */
#include <tcc/io.h>
/* used to record tokens */
typedef struct TokenString {
int *str;
int len;
int need_spc;
int allocated_len;
int last_line_num;
int save_line_num;
/* used to chain token-strings with begin/end_macro() */
struct TokenString *prev;
const int *prev_ptr;
char alloc;
} TokenString;
/* GNUC attribute definition */
typedef struct AttributeDef {
struct SymAttr a;
struct FuncAttr f;
struct Section *section;
Sym *cleanup_func;
int alias_target; /* token */
int asm_label; /* associated asm label */
char attr_mode; /* __attribute__((__mode__(...))) */
} AttributeDef;
/* 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 once;
int hash_next; /* -1 if none */
char filename[1]; /* path specified in #include */
} CachedInclude;
#define CACHED_INCLUDES_HASH_SIZE 32
typedef struct ExprValue {
uint64_t v;
Sym *sym;
int pcrel;
} ExprValue;
#define MAX_ASM_OPERANDS 30
typedef struct ASMOperand {
int id; /* GCC 3 optional identifier (0 if number only supported) */
char constraint[16];
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 */
int is_label; /* for asm goto */
} ASMOperand;
struct TCCState {
unsigned char verbose; /* if true, display some information during compilation */
unsigned char nostdinc; /* if true, no standard headers are added */
unsigned char nostdlib; /* if true, no standard libraries are added */
unsigned char symbolic; /* if true, resolve symbols in the current module first */
unsigned char filetype; /* file type for compilation (NONE,C,ASM) */
unsigned char optimize; /* only to #define __OPTIMIZE__ */
unsigned char option_pthread; /* -pthread option */
unsigned int cversion; /* supported C ISO version, 199901 (the default), 201112, ... */
/* C language options */
unsigned char char_is_unsigned;
unsigned char leading_underscore;
unsigned char ms_extensions; /* allow nested named struct w/o identifier behave like unnamed */
unsigned char dollars_in_identifiers; /* allows '$' char in identifiers */
unsigned char ms_bitfields; /* if true, emulate MS algorithm for aligning bitfields */
unsigned char reverse_funcargs; /* if true, evaluate last function arg first */
unsigned char gnu89_inline; /* treat 'extern inline' like 'static inline' */
/* warning switches */
unsigned char warn_none;
unsigned char warn_all;
unsigned char warn_error;
unsigned char warn_write_strings;
unsigned char warn_unsupported;
unsigned char warn_implicit_function_declaration;
unsigned char warn_discarded_qualifiers;
#define WARN_ON 1 /* warning is on (-Woption) */
unsigned char warn_num; /* temp var for tcc_warning_c() */
unsigned char option_r; /* option -r */
unsigned char do_bench; /* option -bench */
unsigned char just_deps; /* option -M */
unsigned char gen_deps; /* option -MD */
unsigned char include_sys_deps; /* option -MD */
unsigned char gen_phony_deps; /* option -MP */
/* use GNU C extensions */
unsigned char gnu_ext;
/* use TinyCC extensions */
unsigned char tcc_ext;
unsigned char dflag; /* -dX value */
unsigned char Pflag; /* -P switch (LINE_MACRO_OUTPUT_FORMAT) */
unsigned char has_text_addr;
addr_t text_addr; /* address of text section */
unsigned section_align; /* section alignment */
char *tcc_lib_path; /* CONFIG_TCCDIR or -B option */
char *entryname; /* "_start" unless set */
/* output type, see TCC_OUTPUT_XXX */
int output_type;
/* output format, see TCC_OUTPUT_FORMAT_xxx */
int output_format;
/* 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;
/* -D / -U options */
CString cmdline_defs;
/* -include options */
CString cmdline_incl;
/* 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;
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 */
/* predefined sections */
Section *text_section, *data_section, *rodata_section, *bss_section;
Section *cur_text_section; /* current section where function code is generated */
/* symbol section */
Section *symtab_section;
/* Is there a new undefined sym since last new_undef_sym() */
int new_undef_sym;
/* ptr to next reloc entry reused */
ElfW_Rel *qrel;
#define qrel s1->qrel
/* benchmark info */
int total_idents;
int total_lines;
unsigned int total_bytes;
unsigned int total_output[4];
/* for warnings/errors for object files */
const char *current_filename;
/* used by main and tcc_parse_args only */
struct filespec **files; /* files seen on command line */
int nb_files; /* number thereof */
int nb_libraries; /* number of libs thereof */
char *outfile; /* output filename */
char *deps_outfile; /* option -MF */
int argc;
char **argv;
CString linker_arg; /* collect -Wl options */
};
struct filespec {
char type;
char name[1];
};
/* 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_LVAL 0x0100 /* var is an lvalue */
#define VT_SYM 0x0200 /* a symbol value is added */
#define VT_MUSTCAST 0x0C00 /* value must be casted to be correct (used for
char/short stored in integer registers) */
#define VT_NONCONST 0x1000 /* VT_CONST, but not an (C standard) integer
constant expression */
#define VT_MUSTBOUND 0x4000 /* 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 */
/* types */
#define VT_BTYPE 0x000f /* mask for basic type */
#define VT_VOID 0 /* void type */
#define VT_BYTE 1 /* signed byte type */
#define VT_SHORT 2 /* short type */
#define VT_INT 3 /* integer type */
#define VT_LLONG 4 /* 64 bit integer */
#define VT_PTR 5 /* pointer */
#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_QLONG 13 /* 128-bit integer. Only used for x86-64 ABI */
#define VT_QFLOAT 14 /* 128-bit float. Only used for x86-64 ABI */
#define VT_UNSIGNED 0x0010 /* unsigned type */
#define VT_DEFSIGN 0x0020 /* explicitly signed or unsigned */
#define VT_ARRAY 0x0040 /* array type (also has VT_PTR) */
#define VT_BITFIELD 0x0080 /* bitfield modifier */
#define VT_CONSTANT 0x0100 /* const modifier */
#define VT_VOLATILE 0x0200 /* volatile modifier */
#define VT_VLA 0x0400 /* VLA type (also has VT_PTR and VT_ARRAY) */
#define VT_LONG 0x0800 /* long type (also has VT_INT rsp. VT_LLONG) */
/* storage */
#define VT_EXTERN 0x00001000 /* extern definition */
#define VT_STATIC 0x00002000 /* static variable */
#define VT_TYPEDEF 0x00004000 /* typedef definition */
#define VT_INLINE 0x00008000 /* inline definition */
/* currently unused: 0x000[1248]0000 */
#define VT_STRUCT_SHIFT 20 /* shift for bitfield shift values (32 - 2*6) */
#define VT_STRUCT_MASK (((1U << (6+6)) - 1) << VT_STRUCT_SHIFT | VT_BITFIELD)
#define BIT_POS(t) (((t) >> VT_STRUCT_SHIFT) & 0x3f)
#define BIT_SIZE(t) (((t) >> (VT_STRUCT_SHIFT + 6)) & 0x3f)
#define VT_UNION (1 << VT_STRUCT_SHIFT | VT_STRUCT)
#define VT_ENUM (2 << VT_STRUCT_SHIFT) /* integral type is an enum really */
#define VT_ENUM_VAL (3 << VT_STRUCT_SHIFT) /* integral type is an enum constant really */
#define IS_ENUM(t) ((t & VT_STRUCT_MASK) == VT_ENUM)
#define IS_ENUM_VAL(t) ((t & VT_STRUCT_MASK) == VT_ENUM_VAL)
#define IS_UNION(t) ((t & (VT_STRUCT_MASK|VT_BTYPE)) == VT_UNION)
#define VT_ATOMIC VT_VOLATILE
/* type mask (except storage) */
#define VT_STORAGE (VT_EXTERN | VT_STATIC | VT_TYPEDEF | VT_INLINE)
#define VT_TYPE (~(VT_STORAGE|VT_STRUCT_MASK))
/* symbol was created by tccasm.c first */
#define VT_ASM (VT_VOID | 1 << VT_STRUCT_SHIFT)
#define VT_ASM_FUNC (VT_ASM | 2 << VT_STRUCT_SHIFT)
#define IS_ASM_SYM(sym) (((sym)->type.t & (VT_BTYPE | VT_ASM)) == VT_ASM)
/* general: set/get the pseudo-bitfield value for bit-mask M */
#define BFVAL(M,N) ((unsigned)((M) & ~((M) << 1)) * (N))
#define BFGET(X,M) (((X) & (M)) / BFVAL(M,1))
#define BFSET(X,M,N) ((X) = ((X) & ~(M)) | BFVAL(M,N))
/* ------------ libtcc.c ------------ */
extern struct TCCState *tcc_state;
extern void** stk_data;
extern int nb_stk_data;
PUB_FUNC int _tcc_error_noabort(const char *fmt, ...) __attribute__ ((format (printf, (1), (2))));
PUB_FUNC __attribute__((noreturn)) void _tcc_error(const char *fmt, ...) __attribute__ ((format (printf, (1), (2))));
PUB_FUNC void _tcc_warning(const char *fmt, ...) __attribute__ ((format (printf, (1), (2))));
#define tcc_internal_error(msg) \
tcc_error("internal compiler error in %s:%d: %s", __FUNCTION__,__LINE__,msg)
/* other utilities */
void dynarray_add(void *ptab, int *nb_ptr, void *data);
void dynarray_reset(void *pp, int *n);
void tcc_open_bf(TCCState *s1, const char *filename, int initlen);
int tcc_open(TCCState *s1, const char *filename);
void tcc_close(void);
/* mark a memory pointer on stack for cleanup after errors */
#define stk_push(p) dynarray_add(&stk_data, &nb_stk_data, p)
#define stk_pop() (--nb_stk_data)
/* mark CString on stack for cleanup errors */
#define cstr_new_s(cstr) (cstr_new(cstr), stk_push(&(cstr)->data))
#define cstr_free_s(cstr) (cstr_free(cstr), stk_pop())
int tcc_add_file_internal(TCCState *s1, const char *filename, int flags);
/* flags: */
#define AFF_PRINT_ERROR 0x10 /* print error if file not found */
#define AFF_TYPE_BIN 0x40 /* file to add is binary */
#define AFF_WHOLE_ARCHIVE 0x80 /* load all objects from archive */
/* s->filetype: */
#define AFF_TYPE_NONE 0
#define AFF_TYPE_C 1
#define AFF_TYPE_ASM 2
#define AFF_TYPE_ASMPP 4
#define AFF_TYPE_LIB 8
#define AFF_TYPE_MASK (15 | AFF_TYPE_BIN)
/* values from tcc_object_type(...) */
#define AFF_BINTYPE_REL 1
#define AFF_BINTYPE_DYN 2
#define AFF_BINTYPE_AR 3
#define AFF_BINTYPE_COFF 4
/* return value of tcc_add_file_internal(): 0, -1, or FILE_NOT_FOUND */
#define FILE_NOT_FOUND -2
#ifndef ELF_OBJ_ONLY
int tcc_add_crt(TCCState *s, const char *filename);
#endif
int tcc_add_support(TCCState *s1, const char *filename);
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, unsigned total_time);
char *tcc_load_text(int fd);
/* for #pragma once */
int normalized_PATHCMP(const char *f1, const char *f2);
/* ------------ 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>\n" /* For COFF and a.out archives */
void tccelf_new(TCCState *s);
void tccelf_delete(TCCState *s);
void tccelf_begin_file(TCCState *s1);
void tccelf_end_file(TCCState *s1);
Section *new_section(TCCState *s1, const char *name, int sh_type, int sh_flags);
void section_realloc(Section *sec, unsigned long new_size);
size_t section_add(Section *sec, addr_t size, int align);
void *section_ptr_add(Section *sec, addr_t size);
Section *find_section(TCCState *s1, const char *name);
void free_section(Section *s);
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);
void init_symtab(Section *s);
int put_elf_str(Section *s, const char *sym);
int put_elf_sym(Section *s, addr_t value, unsigned long size, int info, int other, int shndx, const char *name);
int set_elf_sym(Section *s, addr_t value, unsigned long size, int info, int other, int shndx, const char *name);
int find_elf_sym(Section *s, const char *name);
void put_elf_reloc(Section *symtab, Section *s, unsigned long offset, int type, int symbol);
void put_elf_reloca(Section *symtab, Section *s, unsigned long offset, int type, int symbol, addr_t addend);
void resolve_common_syms(TCCState *s1);
void relocate_syms(TCCState *s1, Section *symtab, int do_resolve);
void relocate_sections(TCCState *s1);
ssize_t full_read(int fd, void *buf, size_t count);
void *load_data(int fd, unsigned long file_offset, unsigned long size);
int tcc_load_object_file(TCCState *s1, int fd, unsigned long file_offset);
int tcc_load_archive(TCCState *s1, int fd, int alacarte);
void add_array(TCCState *s1, const char *sec, int c);
addr_t get_sym_addr(TCCState *s, const char *name, int err, int forc);
int set_global_sym(TCCState *s1, const char *name, Section *sec, addr_t offs);
/* Browse each elem of type <type> in section <sec> starting at elem <startoff>
using variable <elem> */
#define for_each_elem(sec, startoff, elem, type) \
for (elem = (type *) sec->data + startoff; \
elem < (type *) (sec->data + sec->data_offset); elem++)
#ifndef ELF_OBJ_ONLY
void tccelf_add_crtbegin(TCCState *s1);
void tccelf_add_crtend(TCCState *s1);
#endif
#ifndef TCC_TARGET_PE
void tcc_add_runtime(TCCState *s1);
#endif
int coff_load_file(TCCState *s1, int fd, const char *fname);
/* ------------ tccdbg.c ------------ */
#define tcc_error_noabort TCC_SET_STATE(_tcc_error_noabort)
#define tcc_error TCC_SET_STATE(_tcc_error)
#define tcc_warning TCC_SET_STATE(_tcc_warning)
#define total_idents TCC_STATE_VAR(total_idents)
#define total_lines TCC_STATE_VAR(total_lines)
#define total_bytes TCC_STATE_VAR(total_bytes)
PUB_FUNC void tcc_enter_state(TCCState *s1);
PUB_FUNC void tcc_exit_state(TCCState *s1);
/* conditional warning depending on switch */
#define tcc_warning_c(sw) TCC_SET_STATE((\
tcc_state->warn_num = offsetof(TCCState, sw) \
- offsetof(TCCState, warn_none), _tcc_warning))
/********************************************************/
#endif /* _TCC_H */
#undef TCC_STATE_VAR
#undef TCC_SET_STATE
#ifdef USING_GLOBALS
# define TCC_STATE_VAR(sym) tcc_state->sym
# define TCC_SET_STATE(fn) fn
# undef USING_GLOBALS
# undef _tcc_error
#else
# define TCC_STATE_VAR(sym) s1->sym
# define TCC_SET_STATE(fn) (tcc_enter_state(s1),fn)
# define _tcc_error use_tcc_error_noabort
#endif
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