source: EcnlProtoTool/trunk/tcc-0.9.27/tcc.h@ 331

Last change on this file since 331 was 331, checked in by coas-nagasima, 6 years ago

prototoolに関連するプロジェクトをnewlibからmuslを使うよう変更・更新
ntshellをnewlibの下位の実装から、muslのsyscallの実装に変更・更新
以下のOSSをアップデート
・mruby-1.3.0
・musl-1.1.18
・onigmo-6.1.3
・tcc-0.9.27
以下のOSSを追加
・openssl-1.1.0e
・curl-7.57.0
・zlib-1.2.11
以下のmrbgemsを追加
・iij/mruby-digest
・iij/mruby-env
・iij/mruby-errno
・iij/mruby-iijson
・iij/mruby-ipaddr
・iij/mruby-mock
・iij/mruby-require
・iij/mruby-tls-openssl
  • Property svn:eol-style set to native
  • Property svn:mime-type set to text/x-chdr;charset=UTF-8
File size: 54.8 KB
Line 
1/*
2 * TCC - Tiny C Compiler
3 *
4 * Copyright (c) 2001-2004 Fabrice Bellard
5 *
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2 of the License, or (at your option) any later version.
10 *
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#ifndef _TCC_H
22#define _TCC_H
23
24#define _GNU_SOURCE
25#include "config.h"
26
27#include <stdlib.h>
28#include <stdio.h>
29#include <stdarg.h>
30#include <string.h>
31#include <errno.h>
32#include <math.h>
33#include <fcntl.h>
34#include <setjmp.h>
35#include <time.h>
36
37#ifndef _WIN32
38# include <unistd.h>
39# include <sys/time.h>
40# ifndef CONFIG_TCC_STATIC
41# include <dlfcn.h>
42# endif
43/* XXX: need to define this to use them in non ISOC99 context */
44extern float strtof (const char *__nptr, char **__endptr);
45extern long double strtold (const char *__nptr, char **__endptr);
46#endif
47
48#ifdef _WIN32
49# include <windows.h>
50# include <io.h> /* open, close etc. */
51# include <direct.h> /* getcwd */
52# ifdef __GNUC__
53# include <stdint.h>
54# endif
55# define inline __inline
56# define snprintf _snprintf
57# define vsnprintf _vsnprintf
58# ifndef __GNUC__
59# define strtold (long double)strtod
60# define strtof (float)strtod
61# define strtoll _strtoi64
62# define strtoull _strtoui64
63# endif
64# ifdef LIBTCC_AS_DLL
65# define LIBTCCAPI __declspec(dllexport)
66# define PUB_FUNC LIBTCCAPI
67# endif
68# define inp next_inp /* inp is an intrinsic on msvc/mingw */
69# ifdef _MSC_VER
70# pragma warning (disable : 4244) // conversion from 'uint64_t' to 'int', possible loss of data
71# pragma warning (disable : 4267) // conversion from 'size_t' to 'int', possible loss of data
72# pragma warning (disable : 4996) // The POSIX name for this item is deprecated. Instead, use the ISO C and C++ conformant name
73# pragma warning (disable : 4018) // signed/unsigned mismatch
74# pragma warning (disable : 4146) // unary minus operator applied to unsigned type, result still unsigned
75# define ssize_t intptr_t
76# endif
77# undef CONFIG_TCC_STATIC
78#endif
79
80#ifndef O_BINARY
81# define O_BINARY 0
82#endif
83
84#ifndef offsetof
85#define offsetof(type, field) ((size_t) &((type *)0)->field)
86#endif
87
88#ifndef countof
89#define countof(tab) (sizeof(tab) / sizeof((tab)[0]))
90#endif
91
92#ifdef _MSC_VER
93# define NORETURN __declspec(noreturn)
94# define ALIGNED(x) __declspec(align(x))
95#else
96# define NORETURN __attribute__((noreturn))
97# define ALIGNED(x) __attribute__((aligned(x)))
98#endif
99
100#ifdef _WIN32
101# define IS_DIRSEP(c) (c == '/' || c == '\\')
102# define IS_ABSPATH(p) (IS_DIRSEP(p[0]) || (p[0] && p[1] == ':' && IS_DIRSEP(p[2])))
103# define PATHCMP stricmp
104# define PATHSEP ";"
105#else
106# define IS_DIRSEP(c) (c == '/')
107# define IS_ABSPATH(p) IS_DIRSEP(p[0])
108# define PATHCMP strcmp
109# define PATHSEP ":"
110#endif
111
112/* -------------------------------------------- */
113
114/* parser debug */
115/* #define PARSE_DEBUG */
116/* preprocessor debug */
117/* #define PP_DEBUG */
118/* include file debug */
119/* #define INC_DEBUG */
120/* memory leak debug */
121/* #define MEM_DEBUG */
122/* assembler debug */
123/* #define ASM_DEBUG */
124
125/* target selection */
126/* #define TCC_TARGET_I386 *//* i386 code generator */
127/* #define TCC_TARGET_X86_64 *//* x86-64 code generator */
128/* #define TCC_TARGET_ARM *//* ARMv4 code generator */
129/* #define TCC_TARGET_ARM64 *//* ARMv8 code generator */
130/* #define TCC_TARGET_C67 *//* TMS320C67xx code generator */
131
132/* default target is I386 */
133#if !defined(TCC_TARGET_I386) && !defined(TCC_TARGET_ARM) && \
134 !defined(TCC_TARGET_ARM64) && !defined(TCC_TARGET_C67) && \
135 !defined(TCC_TARGET_X86_64)
136# if defined __x86_64__ || defined _AMD64_
137# define TCC_TARGET_X86_64
138# elif defined __arm__
139# define TCC_TARGET_ARM
140# define TCC_ARM_EABI
141# define TCC_ARM_HARDFLOAT
142# elif defined __aarch64__
143# define TCC_TARGET_ARM64
144# else
145# define TCC_TARGET_I386
146# endif
147# ifdef _WIN32
148# define TCC_TARGET_PE 1
149# endif
150#endif
151
152/* only native compiler supports -run */
153#if defined _WIN32 == defined TCC_TARGET_PE
154# if (defined __i386__ || defined _X86_) && defined TCC_TARGET_I386
155# define TCC_IS_NATIVE
156# elif (defined __x86_64__ || defined _AMD64_) && defined TCC_TARGET_X86_64
157# define TCC_IS_NATIVE
158# elif defined __arm__ && defined TCC_TARGET_ARM
159# define TCC_IS_NATIVE
160# elif defined __aarch64__ && defined TCC_TARGET_ARM64
161# define TCC_IS_NATIVE
162# endif
163#endif
164
165#if defined TCC_IS_NATIVE && !defined CONFIG_TCCBOOT
166# define CONFIG_TCC_BACKTRACE
167# if (defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64) \
168 && !defined TCC_UCLIBC && !defined TCC_MUSL
169# define CONFIG_TCC_BCHECK /* enable bound checking code */
170# endif
171#endif
172
173/* ------------ path configuration ------------ */
174
175#ifndef CONFIG_SYSROOT
176# define CONFIG_SYSROOT ""
177#endif
178#ifndef CONFIG_TCCDIR
179# define CONFIG_TCCDIR "/usr/local/lib/tcc"
180#endif
181#ifndef CONFIG_LDDIR
182# define CONFIG_LDDIR "lib"
183#endif
184#ifdef CONFIG_TRIPLET
185# define USE_TRIPLET(s) s "/" CONFIG_TRIPLET
186# define ALSO_TRIPLET(s) USE_TRIPLET(s) ":" s
187#else
188# define USE_TRIPLET(s) s
189# define ALSO_TRIPLET(s) s
190#endif
191
192/* path to find crt1.o, crti.o and crtn.o */
193#ifndef CONFIG_TCC_CRTPREFIX
194# define CONFIG_TCC_CRTPREFIX USE_TRIPLET(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR)
195#endif
196
197/* Below: {B} is substituted by CONFIG_TCCDIR (rsp. -B option) */
198
199/* system include paths */
200#ifndef CONFIG_TCC_SYSINCLUDEPATHS
201# ifdef TCC_TARGET_PE
202# define CONFIG_TCC_SYSINCLUDEPATHS "{B}/include"PATHSEP"{B}/include/winapi"
203# else
204# define CONFIG_TCC_SYSINCLUDEPATHS \
205 "{B}/include" \
206 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/local/include") \
207 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/include")
208# endif
209#endif
210
211/* library search paths */
212#ifndef CONFIG_TCC_LIBPATHS
213# ifdef TCC_TARGET_PE
214# define CONFIG_TCC_LIBPATHS "{B}/lib"
215# else
216# define CONFIG_TCC_LIBPATHS \
217 ALSO_TRIPLET(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR) \
218 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/" CONFIG_LDDIR) \
219 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/local/" CONFIG_LDDIR)
220# endif
221#endif
222
223/* name of ELF interpreter */
224#ifndef CONFIG_TCC_ELFINTERP
225# if defined __FreeBSD__
226# define CONFIG_TCC_ELFINTERP "/libexec/ld-elf.so.1"
227# elif defined __FreeBSD_kernel__
228# if defined(TCC_TARGET_X86_64)
229# define CONFIG_TCC_ELFINTERP "/lib/ld-kfreebsd-x86-64.so.1"
230# else
231# define CONFIG_TCC_ELFINTERP "/lib/ld.so.1"
232# endif
233# elif defined __DragonFly__
234# define CONFIG_TCC_ELFINTERP "/usr/libexec/ld-elf.so.2"
235# elif defined __NetBSD__
236# define CONFIG_TCC_ELFINTERP "/usr/libexec/ld.elf_so"
237# elif defined __GNU__
238# define CONFIG_TCC_ELFINTERP "/lib/ld.so"
239# elif defined(TCC_TARGET_PE)
240# define CONFIG_TCC_ELFINTERP "-"
241# elif defined(TCC_UCLIBC)
242# define CONFIG_TCC_ELFINTERP "/lib/ld-uClibc.so.0" /* is there a uClibc for x86_64 ? */
243# elif defined TCC_TARGET_ARM64
244# if defined(TCC_MUSL)
245# define CONFIG_TCC_ELFINTERP "/lib/ld-musl-aarch64.so.1"
246# else
247# define CONFIG_TCC_ELFINTERP "/lib/ld-linux-aarch64.so.1"
248# endif
249# elif defined(TCC_TARGET_X86_64)
250# if defined(TCC_MUSL)
251# define CONFIG_TCC_ELFINTERP "/lib/ld-musl-x86_64.so.1"
252# else
253# define CONFIG_TCC_ELFINTERP "/lib64/ld-linux-x86-64.so.2"
254# endif
255# elif !defined(TCC_ARM_EABI)
256# if defined(TCC_MUSL)
257# define CONFIG_TCC_ELFINTERP "/lib/ld-musl-arm.so.1"
258# else
259# define CONFIG_TCC_ELFINTERP "/lib/ld-linux.so.2"
260# endif
261# endif
262#endif
263
264/* var elf_interp dans *-gen.c */
265#ifdef CONFIG_TCC_ELFINTERP
266# define DEFAULT_ELFINTERP(s) CONFIG_TCC_ELFINTERP
267#else
268# define DEFAULT_ELFINTERP(s) default_elfinterp(s)
269#endif
270
271/* (target specific) libtcc1.a */
272#ifndef TCC_LIBTCC1
273# define TCC_LIBTCC1 "libtcc1.a"
274#endif
275
276/* library to use with CONFIG_USE_LIBGCC instead of libtcc1.a */
277#if defined CONFIG_USE_LIBGCC && !defined TCC_LIBGCC
278#define TCC_LIBGCC USE_TRIPLET(CONFIG_SYSROOT "/" CONFIG_LDDIR) "/libgcc_s.so.1"
279#endif
280
281/* -------------------------------------------- */
282
283#include "libtcc.h"
284#include "elf.h"
285#include "stab.h"
286
287/* -------------------------------------------- */
288
289#ifndef PUB_FUNC /* functions used by tcc.c but not in libtcc.h */
290# define PUB_FUNC
291#endif
292
293#ifndef ONE_SOURCE
294# define ONE_SOURCE 1
295#endif
296
297#if ONE_SOURCE
298#define ST_INLN static inline
299#define ST_FUNC static
300#define ST_DATA static
301#else
302#define ST_INLN
303#define ST_FUNC
304#define ST_DATA extern
305#endif
306
307#ifdef TCC_PROFILE /* profile all functions */
308# define static
309#endif
310
311/* -------------------------------------------- */
312/* include the target specific definitions */
313
314#define TARGET_DEFS_ONLY
315#ifdef TCC_TARGET_I386
316# include "i386-gen.c"
317# include "i386-link.c"
318#endif
319#ifdef TCC_TARGET_X86_64
320# include "x86_64-gen.c"
321# include "x86_64-link.c"
322#endif
323#ifdef TCC_TARGET_ARM
324# include "arm-gen.c"
325# include "arm-link.c"
326# include "arm-asm.c"
327#endif
328#ifdef TCC_TARGET_ARM64
329# include "arm64-gen.c"
330# include "arm64-link.c"
331#endif
332#ifdef TCC_TARGET_C67
333# define TCC_TARGET_COFF
334# include "coff.h"
335# include "c67-gen.c"
336# include "c67-link.c"
337#endif
338#undef TARGET_DEFS_ONLY
339
340/* -------------------------------------------- */
341
342#if PTR_SIZE == 8
343# define ELFCLASSW ELFCLASS64
344# define ElfW(type) Elf##64##_##type
345# define ELFW(type) ELF##64##_##type
346# define ElfW_Rel ElfW(Rela)
347# define SHT_RELX SHT_RELA
348# define REL_SECTION_FMT ".rela%s"
349#else
350# define ELFCLASSW ELFCLASS32
351# define ElfW(type) Elf##32##_##type
352# define ELFW(type) ELF##32##_##type
353# define ElfW_Rel ElfW(Rel)
354# define SHT_RELX SHT_REL
355# define REL_SECTION_FMT ".rel%s"
356#endif
357/* target address type */
358#define addr_t ElfW(Addr)
359#define ElfSym ElfW(Sym)
360
361#if PTR_SIZE == 8 && !defined TCC_TARGET_PE
362# define LONG_SIZE 8
363#else
364# define LONG_SIZE 4
365#endif
366
367/* -------------------------------------------- */
368
369#define INCLUDE_STACK_SIZE 32
370#define IFDEF_STACK_SIZE 64
371#define VSTACK_SIZE 256
372#define STRING_MAX_SIZE 1024
373#define TOKSTR_MAX_SIZE 256
374#define PACK_STACK_SIZE 8
375
376#define TOK_HASH_SIZE 16384 /* must be a power of two */
377#define TOK_ALLOC_INCR 512 /* must be a power of two */
378#define TOK_MAX_SIZE 4 /* token max size in int unit when stored in string */
379
380/* token symbol management */
381typedef struct TokenSym {
382 struct TokenSym *hash_next;
383 struct Sym *sym_define; /* direct pointer to define */
384 struct Sym *sym_label; /* direct pointer to label */
385 struct Sym *sym_struct; /* direct pointer to structure */
386 struct Sym *sym_identifier; /* direct pointer to identifier */
387 int tok; /* token number */
388 int len;
389 char str[1];
390} TokenSym;
391
392#ifdef TCC_TARGET_PE
393typedef unsigned short nwchar_t;
394#else
395typedef int nwchar_t;
396#endif
397
398typedef struct CString {
399 int size; /* size in bytes */
400 void *data; /* either 'char *' or 'nwchar_t *' */
401 int size_allocated;
402} CString;
403
404/* type definition */
405typedef struct CType {
406 int t;
407 struct Sym *ref;
408} CType;
409
410/* constant value */
411typedef union CValue {
412 long double ld;
413 double d;
414 float f;
415 uint64_t i;
416 struct {
417 int size;
418 const void *data;
419 } str;
420 int tab[LDOUBLE_SIZE/4];
421} CValue;
422
423/* value on stack */
424typedef struct SValue {
425 CType type; /* type */
426 unsigned short r; /* register + flags */
427 unsigned short r2; /* second register, used for 'long long'
428 type. If not used, set to VT_CONST */
429 CValue c; /* constant, if VT_CONST */
430 struct Sym *sym; /* symbol, if (VT_SYM | VT_CONST), or if
431 result of unary() for an identifier. */
432} SValue;
433
434/* symbol attributes */
435struct SymAttr {
436 unsigned short
437 aligned : 5, /* alignment as log2+1 (0 == unspecified) */
438 packed : 1,
439 weak : 1,
440 visibility : 2,
441 dllexport : 1,
442 dllimport : 1,
443 unused : 5;
444};
445
446/* function attributes or temporary attributes for parsing */
447struct FuncAttr {
448 unsigned
449 func_call : 3, /* calling convention (0..5), see below */
450 func_type : 2, /* FUNC_OLD/NEW/ELLIPSIS */
451 func_args : 8; /* PE __stdcall args */
452};
453
454/* GNUC attribute definition */
455typedef struct AttributeDef {
456 struct SymAttr a;
457 struct FuncAttr f;
458 struct Section *section;
459 int alias_target; /* token */
460 int asm_label; /* associated asm label */
461 char attr_mode; /* __attribute__((__mode__(...))) */
462} AttributeDef;
463
464/* symbol management */
465typedef struct Sym {
466 int v; /* symbol token */
467 unsigned short r; /* associated register or VT_CONST/VT_LOCAL and LVAL type */
468 struct SymAttr a; /* symbol attributes */
469 union {
470 struct {
471 int c; /* associated number or Elf symbol index */
472 union {
473 int sym_scope; /* scope level for locals */
474 int jnext; /* next jump label */
475 struct FuncAttr f; /* function attributes */
476 int auxtype; /* bitfield access type */
477 };
478 };
479 long long enum_val; /* enum constant if IS_ENUM_VAL */
480 int *d; /* define token stream */
481 };
482 CType type; /* associated type */
483 union {
484 struct Sym *next; /* next related symbol (for fields and anoms) */
485 int asm_label; /* associated asm label */
486 };
487 struct Sym *prev; /* prev symbol in stack */
488 struct Sym *prev_tok; /* previous symbol for this token */
489} Sym;
490
491/* section definition */
492typedef struct Section {
493 unsigned long data_offset; /* current data offset */
494 unsigned char *data; /* section data */
495 unsigned long data_allocated; /* used for realloc() handling */
496 int sh_name; /* elf section name (only used during output) */
497 int sh_num; /* elf section number */
498 int sh_type; /* elf section type */
499 int sh_flags; /* elf section flags */
500 int sh_info; /* elf section info */
501 int sh_addralign; /* elf section alignment */
502 int sh_entsize; /* elf entry size */
503 unsigned long sh_size; /* section size (only used during output) */
504 addr_t sh_addr; /* address at which the section is relocated */
505 unsigned long sh_offset; /* file offset */
506 int nb_hashed_syms; /* used to resize the hash table */
507 struct Section *link; /* link to another section */
508 struct Section *reloc; /* corresponding section for relocation, if any */
509 struct Section *hash; /* hash table for symbols */
510 struct Section *prev; /* previous section on section stack */
511 char name[1]; /* section name */
512} Section;
513
514typedef struct DLLReference {
515 int level;
516 void *handle;
517 char name[1];
518} DLLReference;
519
520/* -------------------------------------------------- */
521
522#define SYM_STRUCT 0x40000000 /* struct/union/enum symbol space */
523#define SYM_FIELD 0x20000000 /* struct/union field symbol space */
524#define SYM_FIRST_ANOM 0x10000000 /* first anonymous sym */
525
526/* stored in 'Sym->f.func_type' field */
527#define FUNC_NEW 1 /* ansi function prototype */
528#define FUNC_OLD 2 /* old function prototype */
529#define FUNC_ELLIPSIS 3 /* ansi function prototype with ... */
530
531/* stored in 'Sym->f.func_call' field */
532#define FUNC_CDECL 0 /* standard c call */
533#define FUNC_STDCALL 1 /* pascal c call */
534#define FUNC_FASTCALL1 2 /* first param in %eax */
535#define FUNC_FASTCALL2 3 /* first parameters in %eax, %edx */
536#define FUNC_FASTCALL3 4 /* first parameter in %eax, %edx, %ecx */
537#define FUNC_FASTCALLW 5 /* first parameter in %ecx, %edx */
538
539/* field 'Sym.t' for macros */
540#define MACRO_OBJ 0 /* object like macro */
541#define MACRO_FUNC 1 /* function like macro */
542
543/* field 'Sym.r' for C labels */
544#define LABEL_DEFINED 0 /* label is defined */
545#define LABEL_FORWARD 1 /* label is forward defined */
546#define LABEL_DECLARED 2 /* label is declared but never used */
547
548/* type_decl() types */
549#define TYPE_ABSTRACT 1 /* type without variable */
550#define TYPE_DIRECT 2 /* type with variable */
551
552#define IO_BUF_SIZE 8192
553
554typedef struct BufferedFile {
555 uint8_t *buf_ptr;
556 uint8_t *buf_end;
557 int fd;
558 struct BufferedFile *prev;
559 int line_num; /* current line number - here to simplify code */
560 int line_ref; /* tcc -E: last printed line */
561 int ifndef_macro; /* #ifndef macro / #endif search */
562 int ifndef_macro_saved; /* saved ifndef_macro */
563 int *ifdef_stack_ptr; /* ifdef_stack value at the start of the file */
564 int include_next_index; /* next search path */
565 char filename[1024]; /* filename */
566 char *true_filename; /* filename not modified by # line directive */
567 unsigned char unget[4];
568 unsigned char buffer[1]; /* extra size for CH_EOB char */
569} BufferedFile;
570
571#define CH_EOB '\\' /* end of buffer or '\0' char in file */
572#define CH_EOF (-1) /* end of file */
573
574/* used to record tokens */
575typedef struct TokenString {
576 int *str;
577 int len;
578 int lastlen;
579 int allocated_len;
580 int last_line_num;
581 int save_line_num;
582 /* used to chain token-strings with begin/end_macro() */
583 struct TokenString *prev;
584 const int *prev_ptr;
585 char alloc;
586} TokenString;
587
588/* inline functions */
589typedef struct InlineFunc {
590 TokenString *func_str;
591 Sym *sym;
592 char filename[1];
593} InlineFunc;
594
595/* include file cache, used to find files faster and also to eliminate
596 inclusion if the include file is protected by #ifndef ... #endif */
597typedef struct CachedInclude {
598 int ifndef_macro;
599 int once;
600 int hash_next; /* -1 if none */
601 char filename[1]; /* path specified in #include */
602} CachedInclude;
603
604#define CACHED_INCLUDES_HASH_SIZE 32
605
606#ifdef CONFIG_TCC_ASM
607typedef struct ExprValue {
608 uint64_t v;
609 Sym *sym;
610 int pcrel;
611} ExprValue;
612
613#define MAX_ASM_OPERANDS 30
614typedef struct ASMOperand {
615 int id; /* GCC 3 optional identifier (0 if number only supported */
616 char *constraint;
617 char asm_str[16]; /* computed asm string for operand */
618 SValue *vt; /* C value of the expression */
619 int ref_index; /* if >= 0, gives reference to a output constraint */
620 int input_index; /* if >= 0, gives reference to an input constraint */
621 int priority; /* priority, used to assign registers */
622 int reg; /* if >= 0, register number used for this operand */
623 int is_llong; /* true if double register value */
624 int is_memory; /* true if memory operand */
625 int is_rw; /* for '+' modifier */
626} ASMOperand;
627#endif
628
629/* extra symbol attributes (not in symbol table) */
630struct sym_attr {
631 unsigned got_offset;
632 unsigned plt_offset;
633 int plt_sym;
634 int dyn_index;
635#ifdef TCC_TARGET_ARM
636 unsigned char plt_thumb_stub:1;
637#endif
638};
639
640struct TCCState {
641
642 int verbose; /* if true, display some information during compilation */
643 int nostdinc; /* if true, no standard headers are added */
644 int nostdlib; /* if true, no standard libraries are added */
645 int nocommon; /* if true, do not use common symbols for .bss data */
646 int static_link; /* if true, static linking is performed */
647 int rdynamic; /* if true, all symbols are exported */
648 int symbolic; /* if true, resolve symbols in the current module first */
649 int alacarte_link; /* if true, only link in referenced objects from archive */
650
651 char *tcc_lib_path; /* CONFIG_TCCDIR or -B option */
652 char *soname; /* as specified on the command line (-soname) */
653 char *rpath; /* as specified on the command line (-Wl,-rpath=) */
654 int enable_new_dtags; /* ditto, (-Wl,--enable-new-dtags) */
655
656 /* output type, see TCC_OUTPUT_XXX */
657 int output_type;
658 /* output format, see TCC_OUTPUT_FORMAT_xxx */
659 int output_format;
660
661 /* C language options */
662 int char_is_unsigned;
663 int leading_underscore;
664 int ms_extensions; /* allow nested named struct w/o identifier behave like unnamed */
665 int dollars_in_identifiers; /* allows '$' char in identifiers */
666 int ms_bitfields; /* if true, emulate MS algorithm for aligning bitfields */
667
668 /* warning switches */
669 int warn_write_strings;
670 int warn_unsupported;
671 int warn_error;
672 int warn_none;
673 int warn_implicit_function_declaration;
674 int warn_gcc_compat;
675
676 /* compile with debug symbol (and use them if error during execution) */
677 int do_debug;
678#ifdef CONFIG_TCC_BCHECK
679 /* compile with built-in memory and bounds checker */
680 int do_bounds_check;
681#endif
682#ifdef TCC_TARGET_ARM
683 enum float_abi float_abi; /* float ABI of the generated code*/
684#endif
685 int run_test; /* nth test to run with -dt -run */
686
687 addr_t text_addr; /* address of text section */
688 int has_text_addr;
689
690 unsigned section_align; /* section alignment */
691
692 char *init_symbol; /* symbols to call at load-time (not used currently) */
693 char *fini_symbol; /* symbols to call at unload-time (not used currently) */
694
695#ifdef TCC_TARGET_I386
696 int seg_size; /* 32. Can be 16 with i386 assembler (.code16) */
697#endif
698#ifdef TCC_TARGET_X86_64
699 int nosse; /* For -mno-sse support. */
700#endif
701
702 /* array of all loaded dlls (including those referenced by loaded dlls) */
703 DLLReference **loaded_dlls;
704 int nb_loaded_dlls;
705
706 /* include paths */
707 char **include_paths;
708 int nb_include_paths;
709
710 char **sysinclude_paths;
711 int nb_sysinclude_paths;
712
713 /* library paths */
714 char **library_paths;
715 int nb_library_paths;
716
717 /* crt?.o object path */
718 char **crt_paths;
719 int nb_crt_paths;
720
721 /* -include files */
722 char **cmd_include_files;
723 int nb_cmd_include_files;
724
725 /* error handling */
726 void *error_opaque;
727 void (*error_func)(void *opaque, const char *msg);
728 int error_set_jmp_enabled;
729 jmp_buf error_jmp_buf;
730 int nb_errors;
731
732 /* output file for preprocessing (-E) */
733 FILE *ppfp;
734 enum {
735 LINE_MACRO_OUTPUT_FORMAT_GCC,
736 LINE_MACRO_OUTPUT_FORMAT_NONE,
737 LINE_MACRO_OUTPUT_FORMAT_STD,
738 LINE_MACRO_OUTPUT_FORMAT_P10 = 11
739 } Pflag; /* -P switch */
740 char dflag; /* -dX value */
741
742 /* for -MD/-MF: collected dependencies for this compilation */
743 char **target_deps;
744 int nb_target_deps;
745
746 /* compilation */
747 BufferedFile *include_stack[INCLUDE_STACK_SIZE];
748 BufferedFile **include_stack_ptr;
749
750 int ifdef_stack[IFDEF_STACK_SIZE];
751 int *ifdef_stack_ptr;
752
753 /* included files enclosed with #ifndef MACRO */
754 int cached_includes_hash[CACHED_INCLUDES_HASH_SIZE];
755 CachedInclude **cached_includes;
756 int nb_cached_includes;
757
758 /* #pragma pack stack */
759 int pack_stack[PACK_STACK_SIZE];
760 int *pack_stack_ptr;
761 char **pragma_libs;
762 int nb_pragma_libs;
763
764 /* inline functions are stored as token lists and compiled last
765 only if referenced */
766 struct InlineFunc **inline_fns;
767 int nb_inline_fns;
768
769 /* sections */
770 Section **sections;
771 int nb_sections; /* number of sections, including first dummy section */
772
773 Section **priv_sections;
774 int nb_priv_sections; /* number of private sections */
775
776 /* got & plt handling */
777 Section *got;
778 Section *plt;
779
780 /* temporary dynamic symbol sections (for dll loading) */
781 Section *dynsymtab_section;
782 /* exported dynamic symbol section */
783 Section *dynsym;
784 /* copy of the global symtab_section variable */
785 Section *symtab;
786 /* extra attributes (eg. GOT/PLT value) for symtab symbols */
787 struct sym_attr *sym_attrs;
788 int nb_sym_attrs;
789
790#ifdef TCC_TARGET_PE
791 /* PE info */
792 int pe_subsystem;
793 unsigned pe_characteristics;
794 unsigned pe_file_align;
795 unsigned pe_stack_size;
796 addr_t pe_imagebase;
797# ifdef TCC_TARGET_X86_64
798 Section *uw_pdata;
799 int uw_sym;
800 unsigned uw_offs;
801# endif
802#endif
803
804#ifdef TCC_IS_NATIVE
805 const char *runtime_main;
806 void **runtime_mem;
807 int nb_runtime_mem;
808#endif
809
810 /* used by main and tcc_parse_args only */
811 struct filespec **files; /* files seen on command line */
812 int nb_files; /* number thereof */
813 int nb_libraries; /* number of libs thereof */
814 int filetype;
815 char *outfile; /* output filename */
816 int option_r; /* option -r */
817 int do_bench; /* option -bench */
818 int gen_deps; /* option -MD */
819 char *deps_outfile; /* option -MF */
820 int option_pthread; /* -pthread option */
821 int argc;
822 char **argv;
823};
824
825struct filespec {
826 char type;
827 char alacarte;
828 char name[1];
829};
830
831/* The current value can be: */
832#define VT_VALMASK 0x003f /* mask for value location, register or: */
833#define VT_CONST 0x0030 /* constant in vc (must be first non register value) */
834#define VT_LLOCAL 0x0031 /* lvalue, offset on stack */
835#define VT_LOCAL 0x0032 /* offset on stack */
836#define VT_CMP 0x0033 /* the value is stored in processor flags (in vc) */
837#define VT_JMP 0x0034 /* value is the consequence of jmp true (even) */
838#define VT_JMPI 0x0035 /* value is the consequence of jmp false (odd) */
839#define VT_LVAL 0x0100 /* var is an lvalue */
840#define VT_SYM 0x0200 /* a symbol value is added */
841#define VT_MUSTCAST 0x0400 /* value must be casted to be correct (used for
842 char/short stored in integer registers) */
843#define VT_MUSTBOUND 0x0800 /* bound checking must be done before
844 dereferencing value */
845#define VT_BOUNDED 0x8000 /* value is bounded. The address of the
846 bounding function call point is in vc */
847#define VT_LVAL_BYTE 0x1000 /* lvalue is a byte */
848#define VT_LVAL_SHORT 0x2000 /* lvalue is a short */
849#define VT_LVAL_UNSIGNED 0x4000 /* lvalue is unsigned */
850#define VT_LVAL_TYPE (VT_LVAL_BYTE | VT_LVAL_SHORT | VT_LVAL_UNSIGNED)
851
852/* types */
853#define VT_BTYPE 0x000f /* mask for basic type */
854#define VT_VOID 0 /* void type */
855#define VT_BYTE 1 /* signed byte type */
856#define VT_SHORT 2 /* short type */
857#define VT_INT 3 /* integer type */
858#define VT_LLONG 4 /* 64 bit integer */
859#define VT_PTR 5 /* pointer */
860#define VT_FUNC 6 /* function type */
861#define VT_STRUCT 7 /* struct/union definition */
862#define VT_FLOAT 8 /* IEEE float */
863#define VT_DOUBLE 9 /* IEEE double */
864#define VT_LDOUBLE 10 /* IEEE long double */
865#define VT_BOOL 11 /* ISOC99 boolean type */
866#define VT_QLONG 13 /* 128-bit integer. Only used for x86-64 ABI */
867#define VT_QFLOAT 14 /* 128-bit float. Only used for x86-64 ABI */
868
869#define VT_UNSIGNED 0x0010 /* unsigned type */
870#define VT_DEFSIGN 0x0020 /* explicitly signed or unsigned */
871#define VT_ARRAY 0x0040 /* array type (also has VT_PTR) */
872#define VT_BITFIELD 0x0080 /* bitfield modifier */
873#define VT_CONSTANT 0x0100 /* const modifier */
874#define VT_VOLATILE 0x0200 /* volatile modifier */
875#define VT_VLA 0x0400 /* VLA type (also has VT_PTR and VT_ARRAY) */
876#define VT_LONG 0x0800 /* long type (also has VT_INT rsp. VT_LLONG) */
877
878/* storage */
879#define VT_EXTERN 0x00001000 /* extern definition */
880#define VT_STATIC 0x00002000 /* static variable */
881#define VT_TYPEDEF 0x00004000 /* typedef definition */
882#define VT_INLINE 0x00008000 /* inline definition */
883/* currently unused: 0x000[1248]0000 */
884
885#define VT_STRUCT_SHIFT 20 /* shift for bitfield shift values (32 - 2*6) */
886#define VT_STRUCT_MASK (((1 << (6+6)) - 1) << VT_STRUCT_SHIFT | VT_BITFIELD)
887#define BIT_POS(t) (((t) >> VT_STRUCT_SHIFT) & 0x3f)
888#define BIT_SIZE(t) (((t) >> (VT_STRUCT_SHIFT + 6)) & 0x3f)
889
890#define VT_UNION (1 << VT_STRUCT_SHIFT | VT_STRUCT)
891#define VT_ENUM (2 << VT_STRUCT_SHIFT) /* integral type is an enum really */
892#define VT_ENUM_VAL (3 << VT_STRUCT_SHIFT) /* integral type is an enum constant really */
893
894#define IS_ENUM(t) ((t & VT_STRUCT_MASK) == VT_ENUM)
895#define IS_ENUM_VAL(t) ((t & VT_STRUCT_MASK) == VT_ENUM_VAL)
896#define IS_UNION(t) ((t & (VT_STRUCT_MASK|VT_BTYPE)) == VT_UNION)
897
898/* type mask (except storage) */
899#define VT_STORAGE (VT_EXTERN | VT_STATIC | VT_TYPEDEF | VT_INLINE)
900#define VT_TYPE (~(VT_STORAGE|VT_STRUCT_MASK))
901
902/* symbol was created by tccasm.c first */
903#define VT_ASM (VT_VOID | VT_UNSIGNED)
904#define IS_ASM_SYM(sym) (((sym)->type.t & (VT_BTYPE | VT_ASM)) == VT_ASM)
905
906/* token values */
907
908/* warning: the following compare tokens depend on i386 asm code */
909#define TOK_ULT 0x92
910#define TOK_UGE 0x93
911#define TOK_EQ 0x94
912#define TOK_NE 0x95
913#define TOK_ULE 0x96
914#define TOK_UGT 0x97
915#define TOK_Nset 0x98
916#define TOK_Nclear 0x99
917#define TOK_LT 0x9c
918#define TOK_GE 0x9d
919#define TOK_LE 0x9e
920#define TOK_GT 0x9f
921
922#define TOK_LAND 0xa0
923#define TOK_LOR 0xa1
924#define TOK_DEC 0xa2
925#define TOK_MID 0xa3 /* inc/dec, to void constant */
926#define TOK_INC 0xa4
927#define TOK_UDIV 0xb0 /* unsigned division */
928#define TOK_UMOD 0xb1 /* unsigned modulo */
929#define TOK_PDIV 0xb2 /* fast division with undefined rounding for pointers */
930
931/* tokens that carry values (in additional token string space / tokc) --> */
932#define TOK_CCHAR 0xb3 /* char constant in tokc */
933#define TOK_LCHAR 0xb4
934#define TOK_CINT 0xb5 /* number in tokc */
935#define TOK_CUINT 0xb6 /* unsigned int constant */
936#define TOK_CLLONG 0xb7 /* long long constant */
937#define TOK_CULLONG 0xb8 /* unsigned long long constant */
938#define TOK_STR 0xb9 /* pointer to string in tokc */
939#define TOK_LSTR 0xba
940#define TOK_CFLOAT 0xbb /* float constant */
941#define TOK_CDOUBLE 0xbc /* double constant */
942#define TOK_CLDOUBLE 0xbd /* long double constant */
943#define TOK_PPNUM 0xbe /* preprocessor number */
944#define TOK_PPSTR 0xbf /* preprocessor string */
945#define TOK_LINENUM 0xc0 /* line number info */
946#define TOK_TWODOTS 0xa8 /* C++ token ? */
947/* <-- */
948
949#define TOK_UMULL 0xc2 /* unsigned 32x32 -> 64 mul */
950#define TOK_ADDC1 0xc3 /* add with carry generation */
951#define TOK_ADDC2 0xc4 /* add with carry use */
952#define TOK_SUBC1 0xc5 /* add with carry generation */
953#define TOK_SUBC2 0xc6 /* add with carry use */
954#define TOK_ARROW 0xc7
955#define TOK_DOTS 0xc8 /* three dots */
956#define TOK_SHR 0xc9 /* unsigned shift right */
957#define TOK_TWOSHARPS 0xca /* ## preprocessing token */
958#define TOK_PLCHLDR 0xcb /* placeholder token as defined in C99 */
959#define TOK_NOSUBST 0xcc /* means following token has already been pp'd */
960#define TOK_PPJOIN 0xcd /* A '##' in the right position to mean pasting */
961#define TOK_CLONG 0xce /* long constant */
962#define TOK_CULONG 0xcf /* unsigned long constant */
963
964#define TOK_SHL 0x01 /* shift left */
965#define TOK_SAR 0x02 /* signed shift right */
966
967/* assignment operators : normal operator or 0x80 */
968#define TOK_A_MOD 0xa5
969#define TOK_A_AND 0xa6
970#define TOK_A_MUL 0xaa
971#define TOK_A_ADD 0xab
972#define TOK_A_SUB 0xad
973#define TOK_A_DIV 0xaf
974#define TOK_A_XOR 0xde
975#define TOK_A_OR 0xfc
976#define TOK_A_SHL 0x81
977#define TOK_A_SAR 0x82
978
979#define TOK_EOF (-1) /* end of file */
980#define TOK_LINEFEED 10 /* line feed */
981
982/* all identifiers and strings have token above that */
983#define TOK_IDENT 256
984
985#define DEF_ASM(x) DEF(TOK_ASM_ ## x, #x)
986#define TOK_ASM_int TOK_INT
987#define DEF_ASMDIR(x) DEF(TOK_ASMDIR_ ## x, "." #x)
988#define TOK_ASMDIR_FIRST TOK_ASMDIR_byte
989#define TOK_ASMDIR_LAST TOK_ASMDIR_section
990
991#if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
992/* only used for i386 asm opcodes definitions */
993#define DEF_BWL(x) \
994 DEF(TOK_ASM_ ## x ## b, #x "b") \
995 DEF(TOK_ASM_ ## x ## w, #x "w") \
996 DEF(TOK_ASM_ ## x ## l, #x "l") \
997 DEF(TOK_ASM_ ## x, #x)
998#define DEF_WL(x) \
999 DEF(TOK_ASM_ ## x ## w, #x "w") \
1000 DEF(TOK_ASM_ ## x ## l, #x "l") \
1001 DEF(TOK_ASM_ ## x, #x)
1002#ifdef TCC_TARGET_X86_64
1003# define DEF_BWLQ(x) \
1004 DEF(TOK_ASM_ ## x ## b, #x "b") \
1005 DEF(TOK_ASM_ ## x ## w, #x "w") \
1006 DEF(TOK_ASM_ ## x ## l, #x "l") \
1007 DEF(TOK_ASM_ ## x ## q, #x "q") \
1008 DEF(TOK_ASM_ ## x, #x)
1009# define DEF_WLQ(x) \
1010 DEF(TOK_ASM_ ## x ## w, #x "w") \
1011 DEF(TOK_ASM_ ## x ## l, #x "l") \
1012 DEF(TOK_ASM_ ## x ## q, #x "q") \
1013 DEF(TOK_ASM_ ## x, #x)
1014# define DEF_BWLX DEF_BWLQ
1015# define DEF_WLX DEF_WLQ
1016/* number of sizes + 1 */
1017# define NBWLX 5
1018#else
1019# define DEF_BWLX DEF_BWL
1020# define DEF_WLX DEF_WL
1021/* number of sizes + 1 */
1022# define NBWLX 4
1023#endif
1024
1025#define DEF_FP1(x) \
1026 DEF(TOK_ASM_ ## f ## x ## s, "f" #x "s") \
1027 DEF(TOK_ASM_ ## fi ## x ## l, "fi" #x "l") \
1028 DEF(TOK_ASM_ ## f ## x ## l, "f" #x "l") \
1029 DEF(TOK_ASM_ ## fi ## x ## s, "fi" #x "s")
1030
1031#define DEF_FP(x) \
1032 DEF(TOK_ASM_ ## f ## x, "f" #x ) \
1033 DEF(TOK_ASM_ ## f ## x ## p, "f" #x "p") \
1034 DEF_FP1(x)
1035
1036#define DEF_ASMTEST(x,suffix) \
1037 DEF_ASM(x ## o ## suffix) \
1038 DEF_ASM(x ## no ## suffix) \
1039 DEF_ASM(x ## b ## suffix) \
1040 DEF_ASM(x ## c ## suffix) \
1041 DEF_ASM(x ## nae ## suffix) \
1042 DEF_ASM(x ## nb ## suffix) \
1043 DEF_ASM(x ## nc ## suffix) \
1044 DEF_ASM(x ## ae ## suffix) \
1045 DEF_ASM(x ## e ## suffix) \
1046 DEF_ASM(x ## z ## suffix) \
1047 DEF_ASM(x ## ne ## suffix) \
1048 DEF_ASM(x ## nz ## suffix) \
1049 DEF_ASM(x ## be ## suffix) \
1050 DEF_ASM(x ## na ## suffix) \
1051 DEF_ASM(x ## nbe ## suffix) \
1052 DEF_ASM(x ## a ## suffix) \
1053 DEF_ASM(x ## s ## suffix) \
1054 DEF_ASM(x ## ns ## suffix) \
1055 DEF_ASM(x ## p ## suffix) \
1056 DEF_ASM(x ## pe ## suffix) \
1057 DEF_ASM(x ## np ## suffix) \
1058 DEF_ASM(x ## po ## suffix) \
1059 DEF_ASM(x ## l ## suffix) \
1060 DEF_ASM(x ## nge ## suffix) \
1061 DEF_ASM(x ## nl ## suffix) \
1062 DEF_ASM(x ## ge ## suffix) \
1063 DEF_ASM(x ## le ## suffix) \
1064 DEF_ASM(x ## ng ## suffix) \
1065 DEF_ASM(x ## nle ## suffix) \
1066 DEF_ASM(x ## g ## suffix)
1067
1068#endif /* defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64 */
1069
1070enum tcc_token {
1071 TOK_LAST = TOK_IDENT - 1
1072#define DEF(id, str) ,id
1073#include "tcctok.h"
1074#undef DEF
1075};
1076
1077/* keywords: tok >= TOK_IDENT && tok < TOK_UIDENT */
1078#define TOK_UIDENT TOK_DEFINE
1079
1080/* ------------ libtcc.c ------------ */
1081
1082/* use GNU C extensions */
1083ST_DATA int gnu_ext;
1084/* use Tiny C extensions */
1085ST_DATA int tcc_ext;
1086/* XXX: get rid of this ASAP */
1087ST_DATA struct TCCState *tcc_state;
1088
1089/* public functions currently used by the tcc main function */
1090ST_FUNC char *pstrcpy(char *buf, int buf_size, const char *s);
1091ST_FUNC char *pstrcat(char *buf, int buf_size, const char *s);
1092ST_FUNC char *pstrncpy(char *out, const char *in, size_t num);
1093PUB_FUNC char *tcc_basename(const char *name);
1094PUB_FUNC char *tcc_fileextension (const char *name);
1095
1096#ifndef MEM_DEBUG
1097PUB_FUNC void tcc_free(void *ptr);
1098PUB_FUNC void *tcc_malloc(unsigned long size);
1099PUB_FUNC void *tcc_mallocz(unsigned long size);
1100PUB_FUNC void *tcc_realloc(void *ptr, unsigned long size);
1101PUB_FUNC char *tcc_strdup(const char *str);
1102#else
1103#define tcc_free(ptr) tcc_free_debug(ptr)
1104#define tcc_malloc(size) tcc_malloc_debug(size, __FILE__, __LINE__)
1105#define tcc_mallocz(size) tcc_mallocz_debug(size, __FILE__, __LINE__)
1106#define tcc_realloc(ptr,size) tcc_realloc_debug(ptr, size, __FILE__, __LINE__)
1107#define tcc_strdup(str) tcc_strdup_debug(str, __FILE__, __LINE__)
1108PUB_FUNC void tcc_free_debug(void *ptr);
1109PUB_FUNC void *tcc_malloc_debug(unsigned long size, const char *file, int line);
1110PUB_FUNC void *tcc_mallocz_debug(unsigned long size, const char *file, int line);
1111PUB_FUNC void *tcc_realloc_debug(void *ptr, unsigned long size, const char *file, int line);
1112PUB_FUNC char *tcc_strdup_debug(const char *str, const char *file, int line);
1113#endif
1114
1115#define free(p) use_tcc_free(p)
1116#define malloc(s) use_tcc_malloc(s)
1117#define realloc(p, s) use_tcc_realloc(p, s)
1118#undef strdup
1119#define strdup(s) use_tcc_strdup(s)
1120PUB_FUNC void tcc_memcheck(void);
1121PUB_FUNC void tcc_error_noabort(const char *fmt, ...);
1122PUB_FUNC NORETURN void tcc_error(const char *fmt, ...);
1123PUB_FUNC void tcc_warning(const char *fmt, ...);
1124
1125/* other utilities */
1126ST_FUNC void dynarray_add(void *ptab, int *nb_ptr, void *data);
1127ST_FUNC void dynarray_reset(void *pp, int *n);
1128ST_INLN void cstr_ccat(CString *cstr, int ch);
1129ST_FUNC void cstr_cat(CString *cstr, const char *str, int len);
1130ST_FUNC void cstr_wccat(CString *cstr, int ch);
1131ST_FUNC void cstr_new(CString *cstr);
1132ST_FUNC void cstr_free(CString *cstr);
1133ST_FUNC void cstr_reset(CString *cstr);
1134
1135ST_INLN void sym_free(Sym *sym);
1136ST_FUNC Sym *sym_push2(Sym **ps, int v, int t, int c);
1137ST_FUNC Sym *sym_find2(Sym *s, int v);
1138ST_FUNC Sym *sym_push(int v, CType *type, int r, int c);
1139ST_FUNC void sym_pop(Sym **ptop, Sym *b, int keep);
1140ST_INLN Sym *struct_find(int v);
1141ST_INLN Sym *sym_find(int v);
1142ST_FUNC Sym *global_identifier_push(int v, int t, int c);
1143
1144ST_FUNC void tcc_open_bf(TCCState *s1, const char *filename, int initlen);
1145ST_FUNC int tcc_open(TCCState *s1, const char *filename);
1146ST_FUNC void tcc_close(void);
1147
1148ST_FUNC int tcc_add_file_internal(TCCState *s1, const char *filename, int flags);
1149/* flags: */
1150#define AFF_PRINT_ERROR 0x10 /* print error if file not found */
1151#define AFF_REFERENCED_DLL 0x20 /* load a referenced dll from another dll */
1152#define AFF_TYPE_BIN 0x40 /* file to add is binary */
1153/* s->filetype: */
1154#define AFF_TYPE_NONE 0
1155#define AFF_TYPE_C 1
1156#define AFF_TYPE_ASM 2
1157#define AFF_TYPE_ASMPP 3
1158#define AFF_TYPE_LIB 4
1159/* values from tcc_object_type(...) */
1160#define AFF_BINTYPE_REL 1
1161#define AFF_BINTYPE_DYN 2
1162#define AFF_BINTYPE_AR 3
1163#define AFF_BINTYPE_C67 4
1164
1165
1166ST_FUNC int tcc_add_crt(TCCState *s, const char *filename);
1167ST_FUNC int tcc_add_dll(TCCState *s, const char *filename, int flags);
1168ST_FUNC void tcc_add_pragma_libs(TCCState *s1);
1169PUB_FUNC int tcc_add_library_err(TCCState *s, const char *f);
1170PUB_FUNC void tcc_print_stats(TCCState *s, unsigned total_time);
1171PUB_FUNC int tcc_parse_args(TCCState *s, int *argc, char ***argv, int optind);
1172#ifdef _WIN32
1173ST_FUNC char *normalize_slashes(char *path);
1174#endif
1175
1176/* tcc_parse_args return codes: */
1177#define OPT_HELP 1
1178#define OPT_HELP2 2
1179#define OPT_V 3
1180#define OPT_PRINT_DIRS 4
1181#define OPT_AR 5
1182#define OPT_IMPDEF 6
1183#define OPT_M32 32
1184#define OPT_M64 64
1185
1186/* ------------ tccpp.c ------------ */
1187
1188ST_DATA struct BufferedFile *file;
1189ST_DATA int ch, tok;
1190ST_DATA CValue tokc;
1191ST_DATA const int *macro_ptr;
1192ST_DATA int parse_flags;
1193ST_DATA int tok_flags;
1194ST_DATA CString tokcstr; /* current parsed string, if any */
1195
1196/* display benchmark infos */
1197ST_DATA int total_lines;
1198ST_DATA int total_bytes;
1199ST_DATA int tok_ident;
1200ST_DATA TokenSym **table_ident;
1201
1202#define TOK_FLAG_BOL 0x0001 /* beginning of line before */
1203#define TOK_FLAG_BOF 0x0002 /* beginning of file before */
1204#define TOK_FLAG_ENDIF 0x0004 /* a endif was found matching starting #ifdef */
1205#define TOK_FLAG_EOF 0x0008 /* end of file */
1206
1207#define PARSE_FLAG_PREPROCESS 0x0001 /* activate preprocessing */
1208#define PARSE_FLAG_TOK_NUM 0x0002 /* return numbers instead of TOK_PPNUM */
1209#define PARSE_FLAG_LINEFEED 0x0004 /* line feed is returned as a
1210 token. line feed is also
1211 returned at eof */
1212#define PARSE_FLAG_ASM_FILE 0x0008 /* we processing an asm file: '#' can be used for line comment, etc. */
1213#define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
1214#define PARSE_FLAG_ACCEPT_STRAYS 0x0020 /* next() returns '\\' token */
1215#define PARSE_FLAG_TOK_STR 0x0040 /* return parsed strings instead of TOK_PPSTR */
1216
1217/* isidnum_table flags: */
1218#define IS_SPC 1
1219#define IS_ID 2
1220#define IS_NUM 4
1221
1222ST_FUNC TokenSym *tok_alloc(const char *str, int len);
1223ST_FUNC const char *get_tok_str(int v, CValue *cv);
1224ST_FUNC void begin_macro(TokenString *str, int alloc);
1225ST_FUNC void end_macro(void);
1226ST_FUNC int set_idnum(int c, int val);
1227ST_INLN void tok_str_new(TokenString *s);
1228ST_FUNC TokenString *tok_str_alloc(void);
1229ST_FUNC void tok_str_free(TokenString *s);
1230ST_FUNC void tok_str_free_str(int *str);
1231ST_FUNC void tok_str_add(TokenString *s, int t);
1232ST_FUNC void tok_str_add_tok(TokenString *s);
1233ST_INLN void define_push(int v, int macro_type, int *str, Sym *first_arg);
1234ST_FUNC void define_undef(Sym *s);
1235ST_INLN Sym *define_find(int v);
1236ST_FUNC void free_defines(Sym *b);
1237ST_FUNC Sym *label_find(int v);
1238ST_FUNC Sym *label_push(Sym **ptop, int v, int flags);
1239ST_FUNC void label_pop(Sym **ptop, Sym *slast, int keep);
1240ST_FUNC void parse_define(void);
1241ST_FUNC void preprocess(int is_bof);
1242ST_FUNC void next_nomacro(void);
1243ST_FUNC void next(void);
1244ST_INLN void unget_tok(int last_tok);
1245ST_FUNC void preprocess_start(TCCState *s1, int is_asm);
1246ST_FUNC void preprocess_end(TCCState *s1);
1247ST_FUNC void tccpp_new(TCCState *s);
1248ST_FUNC void tccpp_delete(TCCState *s);
1249ST_FUNC int tcc_preprocess(TCCState *s1);
1250ST_FUNC void skip(int c);
1251ST_FUNC NORETURN void expect(const char *msg);
1252
1253/* space excluding newline */
1254static inline int is_space(int ch) {
1255 return ch == ' ' || ch == '\t' || ch == '\v' || ch == '\f' || ch == '\r';
1256}
1257static inline int isid(int c) {
1258 return (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z') || c == '_';
1259}
1260static inline int isnum(int c) {
1261 return c >= '0' && c <= '9';
1262}
1263static inline int isoct(int c) {
1264 return c >= '0' && c <= '7';
1265}
1266static inline int toup(int c) {
1267 return (c >= 'a' && c <= 'z') ? c - 'a' + 'A' : c;
1268}
1269
1270/* ------------ tccgen.c ------------ */
1271
1272#define SYM_POOL_NB (8192 / sizeof(Sym))
1273ST_DATA Sym *sym_free_first;
1274ST_DATA void **sym_pools;
1275ST_DATA int nb_sym_pools;
1276
1277ST_DATA Sym *global_stack;
1278ST_DATA Sym *local_stack;
1279ST_DATA Sym *local_label_stack;
1280ST_DATA Sym *global_label_stack;
1281ST_DATA Sym *define_stack;
1282ST_DATA CType char_pointer_type, func_old_type, int_type, size_type;
1283ST_DATA SValue __vstack[1+/*to make bcheck happy*/ VSTACK_SIZE], *vtop, *pvtop;
1284#define vstack (__vstack + 1)
1285ST_DATA int rsym, anon_sym, ind, loc;
1286
1287ST_DATA int const_wanted; /* true if constant wanted */
1288ST_DATA int nocode_wanted; /* true if no code generation wanted for an expression */
1289ST_DATA int global_expr; /* true if compound literals must be allocated globally (used during initializers parsing */
1290ST_DATA CType func_vt; /* current function return type (used by return instruction) */
1291ST_DATA int func_var; /* true if current function is variadic */
1292ST_DATA int func_vc;
1293ST_DATA int last_line_num, last_ind, func_ind; /* debug last line number and pc */
1294ST_DATA const char *funcname;
1295ST_DATA int g_debug;
1296
1297ST_FUNC void tcc_debug_start(TCCState *s1);
1298ST_FUNC void tcc_debug_end(TCCState *s1);
1299ST_FUNC void tcc_debug_funcstart(TCCState *s1, Sym *sym);
1300ST_FUNC void tcc_debug_funcend(TCCState *s1, int size);
1301ST_FUNC void tcc_debug_line(TCCState *s1);
1302
1303ST_FUNC int tccgen_compile(TCCState *s1);
1304ST_FUNC void free_inline_functions(TCCState *s);
1305ST_FUNC void check_vstack(void);
1306
1307ST_INLN int is_float(int t);
1308ST_FUNC int ieee_finite(double d);
1309ST_FUNC void test_lvalue(void);
1310ST_FUNC void vpushi(int v);
1311ST_FUNC ElfSym *elfsym(Sym *);
1312ST_FUNC void update_storage(Sym *sym);
1313ST_FUNC Sym *external_global_sym(int v, CType *type, int r);
1314ST_FUNC void vset(CType *type, int r, int v);
1315ST_FUNC void vswap(void);
1316ST_FUNC void vpush_global_sym(CType *type, int v);
1317ST_FUNC void vrote(SValue *e, int n);
1318ST_FUNC void vrott(int n);
1319ST_FUNC void vrotb(int n);
1320#ifdef TCC_TARGET_ARM
1321ST_FUNC int get_reg_ex(int rc, int rc2);
1322ST_FUNC void lexpand_nr(void);
1323#endif
1324ST_FUNC void vpushv(SValue *v);
1325ST_FUNC void save_reg(int r);
1326ST_FUNC void save_reg_upstack(int r, int n);
1327ST_FUNC int get_reg(int rc);
1328ST_FUNC void save_regs(int n);
1329ST_FUNC void gaddrof(void);
1330ST_FUNC int gv(int rc);
1331ST_FUNC void gv2(int rc1, int rc2);
1332ST_FUNC void vpop(void);
1333ST_FUNC void gen_op(int op);
1334ST_FUNC int type_size(CType *type, int *a);
1335ST_FUNC void mk_pointer(CType *type);
1336ST_FUNC void vstore(void);
1337ST_FUNC void inc(int post, int c);
1338ST_FUNC void parse_mult_str (CString *astr, const char *msg);
1339ST_FUNC void parse_asm_str(CString *astr);
1340ST_FUNC int lvalue_type(int t);
1341ST_FUNC void indir(void);
1342ST_FUNC void unary(void);
1343ST_FUNC void expr_prod(void);
1344ST_FUNC void expr_sum(void);
1345ST_FUNC void gexpr(void);
1346ST_FUNC int expr_const(void);
1347#if defined CONFIG_TCC_BCHECK || defined TCC_TARGET_C67
1348ST_FUNC Sym *get_sym_ref(CType *type, Section *sec, unsigned long offset, unsigned long size);
1349#endif
1350#if defined TCC_TARGET_X86_64 && !defined TCC_TARGET_PE
1351ST_FUNC int classify_x86_64_va_arg(CType *ty);
1352#endif
1353
1354/* ------------ tccelf.c ------------ */
1355
1356#define TCC_OUTPUT_FORMAT_ELF 0 /* default output format: ELF */
1357#define TCC_OUTPUT_FORMAT_BINARY 1 /* binary image output */
1358#define TCC_OUTPUT_FORMAT_COFF 2 /* COFF */
1359
1360#define ARMAG "!<arch>\012" /* For COFF and a.out archives */
1361
1362typedef struct {
1363 unsigned int n_strx; /* index into string table of name */
1364 unsigned char n_type; /* type of symbol */
1365 unsigned char n_other; /* misc info (usually empty) */
1366 unsigned short n_desc; /* description field */
1367 unsigned int n_value; /* value of symbol */
1368} Stab_Sym;
1369
1370ST_DATA Section *text_section, *data_section, *bss_section; /* predefined sections */
1371ST_DATA Section *common_section;
1372ST_DATA Section *cur_text_section; /* current section where function code is generated */
1373#ifdef CONFIG_TCC_ASM
1374ST_DATA Section *last_text_section; /* to handle .previous asm directive */
1375#endif
1376#ifdef CONFIG_TCC_BCHECK
1377/* bound check related sections */
1378ST_DATA Section *bounds_section; /* contains global data bound description */
1379ST_DATA Section *lbounds_section; /* contains local data bound description */
1380ST_FUNC void tccelf_bounds_new(TCCState *s);
1381#endif
1382/* symbol sections */
1383ST_DATA Section *symtab_section;
1384/* debug sections */
1385ST_DATA Section *stab_section, *stabstr_section;
1386
1387ST_FUNC void tccelf_new(TCCState *s);
1388ST_FUNC void tccelf_delete(TCCState *s);
1389ST_FUNC void tccelf_stab_new(TCCState *s);
1390ST_FUNC void tccelf_begin_file(TCCState *s1);
1391ST_FUNC void tccelf_end_file(TCCState *s1);
1392
1393ST_FUNC Section *new_section(TCCState *s1, const char *name, int sh_type, int sh_flags);
1394ST_FUNC void section_realloc(Section *sec, unsigned long new_size);
1395ST_FUNC size_t section_add(Section *sec, addr_t size, int align);
1396ST_FUNC void *section_ptr_add(Section *sec, addr_t size);
1397ST_FUNC void section_reserve(Section *sec, unsigned long size);
1398ST_FUNC Section *find_section(TCCState *s1, const char *name);
1399ST_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);
1400
1401ST_FUNC void put_extern_sym2(Sym *sym, int sh_num, addr_t value, unsigned long size, int can_add_underscore);
1402ST_FUNC void put_extern_sym(Sym *sym, Section *section, addr_t value, unsigned long size);
1403#if PTR_SIZE == 4
1404ST_FUNC void greloc(Section *s, Sym *sym, unsigned long offset, int type);
1405#endif
1406ST_FUNC void greloca(Section *s, Sym *sym, unsigned long offset, int type, addr_t addend);
1407
1408ST_FUNC int put_elf_str(Section *s, const char *sym);
1409ST_FUNC int put_elf_sym(Section *s, addr_t value, unsigned long size, int info, int other, int shndx, const char *name);
1410ST_FUNC int set_elf_sym(Section *s, addr_t value, unsigned long size, int info, int other, int shndx, const char *name);
1411ST_FUNC int find_elf_sym(Section *s, const char *name);
1412ST_FUNC void put_elf_reloc(Section *symtab, Section *s, unsigned long offset, int type, int symbol);
1413ST_FUNC void put_elf_reloca(Section *symtab, Section *s, unsigned long offset, int type, int symbol, addr_t addend);
1414
1415ST_FUNC void put_stabs(const char *str, int type, int other, int desc, unsigned long value);
1416ST_FUNC void put_stabs_r(const char *str, int type, int other, int desc, unsigned long value, Section *sec, int sym_index);
1417ST_FUNC void put_stabn(int type, int other, int desc, int value);
1418ST_FUNC void put_stabd(int type, int other, int desc);
1419
1420ST_FUNC void resolve_common_syms(TCCState *s1);
1421ST_FUNC void relocate_syms(TCCState *s1, Section *symtab, int do_resolve);
1422ST_FUNC void relocate_section(TCCState *s1, Section *s);
1423
1424ST_FUNC int tcc_object_type(int fd, ElfW(Ehdr) *h);
1425ST_FUNC int tcc_load_object_file(TCCState *s1, int fd, unsigned long file_offset);
1426ST_FUNC int tcc_load_archive(TCCState *s1, int fd);
1427ST_FUNC void tcc_add_bcheck(TCCState *s1);
1428ST_FUNC void tcc_add_runtime(TCCState *s1);
1429
1430ST_FUNC void build_got_entries(TCCState *s1);
1431ST_FUNC struct sym_attr *get_sym_attr(TCCState *s1, int index, int alloc);
1432ST_FUNC void squeeze_multi_relocs(Section *sec, size_t oldrelocoffset);
1433
1434ST_FUNC addr_t get_elf_sym_addr(TCCState *s, const char *name, int err);
1435#if defined TCC_IS_NATIVE || defined TCC_TARGET_PE
1436ST_FUNC void *tcc_get_symbol_err(TCCState *s, const char *name);
1437#endif
1438
1439#ifndef TCC_TARGET_PE
1440ST_FUNC int tcc_load_dll(TCCState *s1, int fd, const char *filename, int level);
1441ST_FUNC int tcc_load_ldscript(TCCState *s1);
1442ST_FUNC uint8_t *parse_comment(uint8_t *p);
1443ST_FUNC void minp(void);
1444ST_INLN void inp(void);
1445ST_FUNC int handle_eob(void);
1446#endif
1447
1448/* ------------ xxx-link.c ------------ */
1449
1450/* Whether to generate a GOT/PLT entry and when. NO_GOTPLT_ENTRY is first so
1451 that unknown relocation don't create a GOT or PLT entry */
1452enum gotplt_entry {
1453 NO_GOTPLT_ENTRY, /* never generate (eg. GLOB_DAT & JMP_SLOT relocs) */
1454 BUILD_GOT_ONLY, /* only build GOT (eg. TPOFF relocs) */
1455 AUTO_GOTPLT_ENTRY, /* generate if sym is UNDEF */
1456 ALWAYS_GOTPLT_ENTRY /* always generate (eg. PLTOFF relocs) */
1457};
1458
1459ST_FUNC int code_reloc (int reloc_type);
1460ST_FUNC int gotplt_entry_type (int reloc_type);
1461ST_FUNC unsigned create_plt_entry(TCCState *s1, unsigned got_offset, struct sym_attr *attr);
1462ST_FUNC void relocate_init(Section *sr);
1463ST_FUNC void relocate(TCCState *s1, ElfW_Rel *rel, int type, unsigned char *ptr, addr_t addr, addr_t val);
1464ST_FUNC void relocate_plt(TCCState *s1);
1465
1466/* ------------ xxx-gen.c ------------ */
1467
1468ST_DATA const int reg_classes[NB_REGS];
1469
1470ST_FUNC void gsym_addr(int t, int a);
1471ST_FUNC void gsym(int t);
1472ST_FUNC void load(int r, SValue *sv);
1473ST_FUNC void store(int r, SValue *v);
1474ST_FUNC int gfunc_sret(CType *vt, int variadic, CType *ret, int *align, int *regsize);
1475ST_FUNC void gfunc_call(int nb_args);
1476ST_FUNC void gfunc_prolog(CType *func_type);
1477ST_FUNC void gfunc_epilog(void);
1478ST_FUNC int gjmp(int t);
1479ST_FUNC void gjmp_addr(int a);
1480ST_FUNC int gtst(int inv, int t);
1481#if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
1482ST_FUNC void gtst_addr(int inv, int a);
1483#else
1484#define gtst_addr(inv, a) gsym_addr(gtst(inv, 0), a)
1485#endif
1486ST_FUNC void gen_opi(int op);
1487ST_FUNC void gen_opf(int op);
1488ST_FUNC void gen_cvt_ftoi(int t);
1489ST_FUNC void gen_cvt_ftof(int t);
1490ST_FUNC void ggoto(void);
1491#ifndef TCC_TARGET_C67
1492ST_FUNC void o(unsigned int c);
1493#endif
1494#ifndef TCC_TARGET_ARM
1495ST_FUNC void gen_cvt_itof(int t);
1496#endif
1497ST_FUNC void gen_vla_sp_save(int addr);
1498ST_FUNC void gen_vla_sp_restore(int addr);
1499ST_FUNC void gen_vla_alloc(CType *type, int align);
1500
1501static inline uint16_t read16le(unsigned char *p) {
1502 return p[0] | (uint16_t)p[1] << 8;
1503}
1504static inline void write16le(unsigned char *p, uint16_t x) {
1505 p[0] = x & 255; p[1] = x >> 8 & 255;
1506}
1507static inline uint32_t read32le(unsigned char *p) {
1508 return read16le(p) | (uint32_t)read16le(p + 2) << 16;
1509}
1510static inline void write32le(unsigned char *p, uint32_t x) {
1511 write16le(p, x); write16le(p + 2, x >> 16);
1512}
1513static inline void add32le(unsigned char *p, int32_t x) {
1514 write32le(p, read32le(p) + x);
1515}
1516static inline uint64_t read64le(unsigned char *p) {
1517 return read32le(p) | (uint64_t)read32le(p + 4) << 32;
1518}
1519static inline void write64le(unsigned char *p, uint64_t x) {
1520 write32le(p, x); write32le(p + 4, x >> 32);
1521}
1522static inline void add64le(unsigned char *p, int64_t x) {
1523 write64le(p, read64le(p) + x);
1524}
1525
1526/* ------------ i386-gen.c ------------ */
1527#if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
1528ST_FUNC void g(int c);
1529ST_FUNC void gen_le16(int c);
1530ST_FUNC void gen_le32(int c);
1531ST_FUNC void gen_addr32(int r, Sym *sym, int c);
1532ST_FUNC void gen_addrpc32(int r, Sym *sym, int c);
1533#endif
1534
1535#ifdef CONFIG_TCC_BCHECK
1536ST_FUNC void gen_bounded_ptr_add(void);
1537ST_FUNC void gen_bounded_ptr_deref(void);
1538#endif
1539
1540/* ------------ x86_64-gen.c ------------ */
1541#ifdef TCC_TARGET_X86_64
1542ST_FUNC void gen_addr64(int r, Sym *sym, int64_t c);
1543ST_FUNC void gen_opl(int op);
1544#ifdef TCC_TARGET_PE
1545ST_FUNC void gen_vla_result(int addr);
1546#endif
1547#endif
1548
1549/* ------------ arm-gen.c ------------ */
1550#ifdef TCC_TARGET_ARM
1551#if defined(TCC_ARM_EABI) && !defined(CONFIG_TCC_ELFINTERP)
1552PUB_FUNC const char *default_elfinterp(struct TCCState *s);
1553#endif
1554ST_FUNC void arm_init(struct TCCState *s);
1555ST_FUNC void gen_cvt_itof1(int t);
1556#endif
1557
1558/* ------------ arm64-gen.c ------------ */
1559#ifdef TCC_TARGET_ARM64
1560ST_FUNC void gen_cvt_sxtw(void);
1561ST_FUNC void gen_opl(int op);
1562ST_FUNC void gfunc_return(CType *func_type);
1563ST_FUNC void gen_va_start(void);
1564ST_FUNC void gen_va_arg(CType *t);
1565ST_FUNC void gen_clear_cache(void);
1566#endif
1567
1568/* ------------ c67-gen.c ------------ */
1569#ifdef TCC_TARGET_C67
1570#endif
1571
1572/* ------------ tcccoff.c ------------ */
1573
1574#ifdef TCC_TARGET_COFF
1575ST_FUNC int tcc_output_coff(TCCState *s1, FILE *f);
1576ST_FUNC int tcc_load_coff(TCCState * s1, int fd);
1577#endif
1578
1579/* ------------ tccasm.c ------------ */
1580ST_FUNC void asm_instr(void);
1581ST_FUNC void asm_global_instr(void);
1582#ifdef CONFIG_TCC_ASM
1583ST_FUNC int find_constraint(ASMOperand *operands, int nb_operands, const char *name, const char **pp);
1584ST_FUNC Sym* get_asm_sym(int name, Sym *csym);
1585ST_FUNC void asm_expr(TCCState *s1, ExprValue *pe);
1586ST_FUNC int asm_int_expr(TCCState *s1);
1587ST_FUNC int tcc_assemble(TCCState *s1, int do_preprocess);
1588/* ------------ i386-asm.c ------------ */
1589ST_FUNC void gen_expr32(ExprValue *pe);
1590#ifdef TCC_TARGET_X86_64
1591ST_FUNC void gen_expr64(ExprValue *pe);
1592#endif
1593ST_FUNC void asm_opcode(TCCState *s1, int opcode);
1594ST_FUNC int asm_parse_regvar(int t);
1595ST_FUNC void asm_compute_constraints(ASMOperand *operands, int nb_operands, int nb_outputs, const uint8_t *clobber_regs, int *pout_reg);
1596ST_FUNC void subst_asm_operand(CString *add_str, SValue *sv, int modifier);
1597ST_FUNC void asm_gen_code(ASMOperand *operands, int nb_operands, int nb_outputs, int is_output, uint8_t *clobber_regs, int out_reg);
1598ST_FUNC void asm_clobber(uint8_t *clobber_regs, const char *str);
1599#endif
1600
1601/* ------------ tccpe.c -------------- */
1602#ifdef TCC_TARGET_PE
1603ST_FUNC int pe_load_file(struct TCCState *s1, const char *filename, int fd);
1604ST_FUNC int pe_output_file(TCCState * s1, const char *filename);
1605ST_FUNC int pe_putimport(TCCState *s1, int dllindex, const char *name, addr_t value);
1606#if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
1607ST_FUNC SValue *pe_getimport(SValue *sv, SValue *v2);
1608#endif
1609#ifdef TCC_TARGET_X86_64
1610ST_FUNC void pe_add_unwind_data(unsigned start, unsigned end, unsigned stack);
1611#endif
1612PUB_FUNC int tcc_get_dllexports(const char *filename, char **pp);
1613/* symbol properties stored in Elf32_Sym->st_other */
1614# define ST_PE_EXPORT 0x10
1615# define ST_PE_IMPORT 0x20
1616# define ST_PE_STDCALL 0x40
1617#endif
1618#define ST_ASM_SET 0x04
1619
1620/* ------------ tccrun.c ----------------- */
1621#ifdef TCC_IS_NATIVE
1622#ifdef CONFIG_TCC_STATIC
1623#define RTLD_LAZY 0x001
1624#define RTLD_NOW 0x002
1625#define RTLD_GLOBAL 0x100
1626#define RTLD_DEFAULT NULL
1627/* dummy function for profiling */
1628ST_FUNC void *dlopen(const char *filename, int flag);
1629ST_FUNC void dlclose(void *p);
1630ST_FUNC const char *dlerror(void);
1631ST_FUNC void *dlsym(void *handle, const char *symbol);
1632#endif
1633#ifdef CONFIG_TCC_BACKTRACE
1634ST_DATA int rt_num_callers;
1635ST_DATA const char **rt_bound_error_msg;
1636ST_DATA void *rt_prog_main;
1637ST_FUNC void tcc_set_num_callers(int n);
1638#endif
1639ST_FUNC void tcc_run_free(TCCState *s1);
1640#endif
1641
1642/* ------------ tcctools.c ----------------- */
1643#if 0 /* included in tcc.c */
1644ST_FUNC int tcc_tool_ar(TCCState *s, int argc, char **argv);
1645#ifdef TCC_TARGET_PE
1646ST_FUNC int tcc_tool_impdef(TCCState *s, int argc, char **argv);
1647#endif
1648ST_FUNC void tcc_tool_cross(TCCState *s, char **argv, int option);
1649ST_FUNC void gen_makedeps(TCCState *s, const char *target, const char *filename);
1650#endif
1651
1652/********************************************************/
1653#undef ST_DATA
1654#if ONE_SOURCE
1655#define ST_DATA static
1656#else
1657#define ST_DATA
1658#endif
1659/********************************************************/
1660#endif /* _TCC_H */
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