2 * TCC - Tiny C Compiler
4 * Copyright (c) 2001-2004 Fabrice Bellard
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.
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.
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
25 #define _DARWIN_C_SOURCE
31 /* gnu headers use to #define __attribute__ to empty for non-gcc compilers */
44 # include <sys/time.h>
45 # ifndef CONFIG_TCC_STATIC
48 /* XXX: need to define this to use them in non ISOC99 context */
49 extern float strtof (const char *__nptr
, char **__endptr
);
50 extern long double strtold (const char *__nptr
, char **__endptr
);
54 # define WIN32_LEAN_AND_MEAN 1
56 # include <io.h> /* open, close etc. */
57 # include <direct.h> /* getcwd */
58 # include <malloc.h> /* alloca */
62 # define inline __inline
63 # define snprintf _snprintf
64 # define vsnprintf _vsnprintf
66 # define strtold (long double)strtod
67 # define strtof (float)strtod
68 # define strtoll _strtoi64
69 # define strtoull _strtoui64
72 # define LIBTCCAPI __declspec(dllexport)
73 # define PUB_FUNC LIBTCCAPI
76 # pragma warning (disable : 4244) // conversion from 'uint64_t' to 'int', possible loss of data
77 # pragma warning (disable : 4267) // conversion from 'size_t' to 'int', possible loss of data
78 # pragma warning (disable : 4996) // The POSIX name for this item is deprecated. Instead, use the ISO C and C++ conformant name
79 # pragma warning (disable : 4018) // signed/unsigned mismatch
80 # pragma warning (disable : 4146) // unary minus operator applied to unsigned type, result still unsigned
81 # define ssize_t intptr_t
90 # define va_copy(a,b) a = b
92 # undef CONFIG_TCC_STATIC
97 # define PAGESIZE sysconf(_SC_PAGESIZE)
99 # define PAGESIZE 4096
108 #define offsetof(type, field) ((size_t) &((type *)0)->field)
112 #define countof(tab) (sizeof(tab) / sizeof((tab)[0]))
116 # define NORETURN __declspec(noreturn)
117 # define ALIGNED(x) __declspec(align(x))
118 # define PRINTF_LIKE(x,y)
120 # define NORETURN __attribute__((noreturn))
121 # define ALIGNED(x) __attribute__((aligned(x)))
122 # define PRINTF_LIKE(x,y) __attribute__ ((format (printf, (x), (y))))
126 # define IS_DIRSEP(c) (c == '/' || c == '\\')
127 # define IS_ABSPATH(p) (IS_DIRSEP(p[0]) || (p[0] && p[1] == ':' && IS_DIRSEP(p[2])))
128 # define PATHCMP stricmp
131 # define IS_DIRSEP(c) (c == '/')
132 # define IS_ABSPATH(p) IS_DIRSEP(p[0])
133 # define PATHCMP strcmp
137 /* -------------------------------------------- */
140 /* #define PARSE_DEBUG */
141 /* preprocessor debug */
142 /* #define PP_DEBUG */
143 /* include file debug */
144 /* #define INC_DEBUG */
145 /* memory leak debug (only for single threaded usage) */
146 /* #define MEM_DEBUG */
147 /* assembler debug */
148 /* #define ASM_DEBUG */
150 /* target selection */
151 /* #define TCC_TARGET_I386 *//* i386 code generator */
152 /* #define TCC_TARGET_X86_64 *//* x86-64 code generator */
153 /* #define TCC_TARGET_ARM *//* ARMv4 code generator */
154 /* #define TCC_TARGET_ARM64 *//* ARMv8 code generator */
155 /* #define TCC_TARGET_C67 *//* TMS320C67xx code generator */
156 /* #define TCC_TARGET_RISCV64 *//* risc-v code generator */
158 /* default target is I386 */
159 #if !defined(TCC_TARGET_I386) && !defined(TCC_TARGET_ARM) && \
160 !defined(TCC_TARGET_ARM64) && !defined(TCC_TARGET_C67) && \
161 !defined(TCC_TARGET_X86_64) && !defined(TCC_TARGET_RISCV64)
162 # if defined __x86_64__
163 # define TCC_TARGET_X86_64
164 # elif defined __arm__
165 # define TCC_TARGET_ARM
166 # define TCC_ARM_EABI
168 # define TCC_ARM_HARDFLOAT
169 # elif defined __aarch64__
170 # define TCC_TARGET_ARM64
171 # elif defined __riscv
172 # define TCC_TARGET_RISCV64
174 # define TCC_TARGET_I386
177 # define TCC_TARGET_PE 1
180 # define TCC_TARGET_MACHO 1
184 /* only native compiler supports -run */
185 #if defined _WIN32 == defined TCC_TARGET_PE \
186 && defined __APPLE__ == defined TCC_TARGET_MACHO
187 # if defined __i386__ && defined TCC_TARGET_I386
188 # define TCC_IS_NATIVE
189 # elif defined __x86_64__ && defined TCC_TARGET_X86_64
190 # define TCC_IS_NATIVE
191 # elif defined __arm__ && defined TCC_TARGET_ARM
192 # define TCC_IS_NATIVE
193 # elif defined __aarch64__ && defined TCC_TARGET_ARM64
194 # define TCC_IS_NATIVE
195 # elif defined __riscv && defined __LP64__ && defined TCC_TARGET_RISCV64
196 # define TCC_IS_NATIVE
200 #if defined CONFIG_TCC_BACKTRACE && CONFIG_TCC_BACKTRACE==0
201 # undef CONFIG_TCC_BACKTRACE
203 # define CONFIG_TCC_BACKTRACE 1 /* enable builtin stack backtraces */
206 #if defined CONFIG_TCC_BCHECK && CONFIG_TCC_BCHECK==0
207 # undef CONFIG_TCC_BCHECK
209 # define CONFIG_TCC_BCHECK 1 /* enable bound checking code */
212 #if defined CONFIG_NEW_MACHO && CONFIG_NEW_MACHO==0
213 # undef CONFIG_NEW_MACHO
215 # define CONFIG_NEW_MACHO 1 /* enable new macho code */
218 #if defined TARGETOS_OpenBSD \
219 || defined TARGETOS_FreeBSD \
220 || defined TARGETOS_NetBSD \
221 || defined TARGETOS_FreeBSD_kernel
222 # define TARGETOS_BSD 1
223 #elif !(defined TCC_TARGET_PE || defined TCC_TARGET_MACHO)
224 # define TARGETOS_Linux 1
227 #if defined TCC_TARGET_PE || defined TCC_TARGET_MACHO
228 # define ELF_OBJ_ONLY /* create elf .o but native executables */
231 /* No ten-byte long doubles on window and macos except in
232 cross-compilers made by a mingw-GCC */
233 #if defined TCC_TARGET_PE \
234 || (defined TCC_TARGET_MACHO && defined TCC_TARGET_ARM64) \
235 || (defined _WIN32 && !defined __GNUC__)
236 # define TCC_USING_DOUBLE_FOR_LDOUBLE 1
239 #ifdef CONFIG_TCC_PIE
240 # define CONFIG_TCC_PIC 1
243 /* ------------ path configuration ------------ */
245 #ifndef CONFIG_SYSROOT
246 # define CONFIG_SYSROOT ""
248 #if !defined CONFIG_TCCDIR && !defined _WIN32
249 # define CONFIG_TCCDIR "/usr/local/lib/tcc"
252 # define CONFIG_LDDIR "lib"
254 #ifdef CONFIG_TRIPLET
255 # define USE_TRIPLET(s) s "/" CONFIG_TRIPLET
256 # define ALSO_TRIPLET(s) USE_TRIPLET(s) ":" s
258 # define USE_TRIPLET(s) s
259 # define ALSO_TRIPLET(s) s
262 /* path to find crt1.o, crti.o and crtn.o */
263 #ifndef CONFIG_TCC_CRTPREFIX
264 # define CONFIG_TCC_CRTPREFIX USE_TRIPLET(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR)
267 #ifndef CONFIG_USR_INCLUDE
268 # define CONFIG_USR_INCLUDE "/usr/include"
271 /* Below: {B} is substituted by CONFIG_TCCDIR (rsp. -B option) */
273 /* system include paths */
274 #ifndef CONFIG_TCC_SYSINCLUDEPATHS
275 # if defined TCC_TARGET_PE || defined _WIN32
276 # define CONFIG_TCC_SYSINCLUDEPATHS "{B}/include"PATHSEP"{B}/include/winapi"
278 # define CONFIG_TCC_SYSINCLUDEPATHS \
280 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/local/include") \
281 ":" ALSO_TRIPLET(CONFIG_SYSROOT CONFIG_USR_INCLUDE)
285 /* library search paths */
286 #ifndef CONFIG_TCC_LIBPATHS
287 # if defined TCC_TARGET_PE || defined _WIN32
288 # define CONFIG_TCC_LIBPATHS "{B}/lib"
290 # define CONFIG_TCC_LIBPATHS \
292 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/" CONFIG_LDDIR) \
293 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/" CONFIG_LDDIR) \
294 ":" ALSO_TRIPLET(CONFIG_SYSROOT "/usr/local/" CONFIG_LDDIR)
298 /* name of ELF interpreter */
299 #ifndef CONFIG_TCC_ELFINTERP
300 # if TARGETOS_FreeBSD
301 # define CONFIG_TCC_ELFINTERP "/libexec/ld-elf.so.1"
302 # elif TARGETOS_FreeBSD_kernel
303 # if defined(TCC_TARGET_X86_64)
304 # define CONFIG_TCC_ELFINTERP "/lib/ld-kfreebsd-x86-64.so.1"
306 # define CONFIG_TCC_ELFINTERP "/lib/ld.so.1"
308 # elif TARGETOS_DragonFly
309 # define CONFIG_TCC_ELFINTERP "/usr/libexec/ld-elf.so.2"
310 # elif TARGETOS_NetBSD
311 # define CONFIG_TCC_ELFINTERP "/usr/libexec/ld.elf_so"
312 # elif TARGETOS_OpenBSD
313 # define CONFIG_TCC_ELFINTERP "/usr/libexec/ld.so"
314 # elif defined __GNU__
315 # define CONFIG_TCC_ELFINTERP "/lib/ld.so"
316 # elif defined(TCC_TARGET_PE)
317 # define CONFIG_TCC_ELFINTERP "-"
318 # elif defined(TCC_UCLIBC)
319 # define CONFIG_TCC_ELFINTERP "/lib/ld-uClibc.so.0" /* is there a uClibc for x86_64 ? */
320 # elif defined TCC_TARGET_ARM64
321 # if defined(TCC_MUSL)
322 # define CONFIG_TCC_ELFINTERP "/lib/ld-musl-aarch64.so.1"
324 # define CONFIG_TCC_ELFINTERP "/lib/ld-linux-aarch64.so.1"
326 # elif defined(TCC_TARGET_X86_64)
327 # if defined(TCC_MUSL)
328 # define CONFIG_TCC_ELFINTERP "/lib/ld-musl-x86_64.so.1"
330 # define CONFIG_TCC_ELFINTERP "/lib64/ld-linux-x86-64.so.2"
332 # elif defined(TCC_TARGET_RISCV64)
333 # define CONFIG_TCC_ELFINTERP "/lib/ld-linux-riscv64-lp64d.so.1"
334 # elif !defined(TCC_ARM_EABI)
335 # if defined(TCC_MUSL)
336 # if defined(TCC_TARGET_I386)
337 # define CONFIG_TCC_ELFINTERP "/lib/ld-musl-i386.so.1"
339 # define CONFIG_TCC_ELFINTERP "/lib/ld-musl-arm.so.1"
342 # define CONFIG_TCC_ELFINTERP "/lib/ld-linux.so.2"
347 /* var elf_interp dans *-gen.c */
348 #ifdef CONFIG_TCC_ELFINTERP
349 # define DEFAULT_ELFINTERP(s) CONFIG_TCC_ELFINTERP
351 # define DEFAULT_ELFINTERP(s) default_elfinterp(s)
354 /* (target specific) libtcc1.a */
356 # define TCC_LIBTCC1 "libtcc1.a"
359 #ifndef CONFIG_TCC_CROSSPREFIX
360 # define CONFIG_TCC_CROSSPREFIX ""
363 /* library to use with CONFIG_USE_LIBGCC instead of libtcc1.a */
364 #if defined CONFIG_USE_LIBGCC && !defined TCC_LIBGCC
365 #define TCC_LIBGCC USE_TRIPLET(CONFIG_SYSROOT "/" CONFIG_LDDIR) "/libgcc_s.so.1"
368 /* -------------------------------------------- */
375 /* -------------------------------------------- */
377 #ifndef PUB_FUNC /* functions used by tcc.c but not in libtcc.h */
382 # define ONE_SOURCE 1
385 /* support using libtcc from threads */
386 #ifndef CONFIG_TCC_SEMLOCK
387 # define CONFIG_TCC_SEMLOCK 1
391 #define ST_INLN static inline
392 #define ST_FUNC static
393 #define ST_DATA static
397 #define ST_DATA extern
400 #ifdef TCC_PROFILE /* profile all functions */
405 /* -------------------------------------------- */
406 /* include the target specific definitions */
408 #define TARGET_DEFS_ONLY
409 #ifdef TCC_TARGET_I386
410 # include "i386-gen.c"
411 # include "i386-link.c"
412 #elif defined TCC_TARGET_X86_64
413 # include "x86_64-gen.c"
414 # include "x86_64-link.c"
415 #elif defined TCC_TARGET_ARM
416 # include "arm-gen.c"
417 # include "arm-link.c"
418 # include "arm-asm.c"
419 #elif defined TCC_TARGET_ARM64
420 # include "arm64-gen.c"
421 # include "arm64-link.c"
422 # include "arm-asm.c"
423 #elif defined TCC_TARGET_C67
424 # define TCC_TARGET_COFF
426 # include "c67-gen.c"
427 # include "c67-link.c"
428 #elif defined(TCC_TARGET_RISCV64)
429 # include "riscv64-gen.c"
430 # include "riscv64-link.c"
431 # include "riscv64-asm.c"
433 #error unknown target
435 #undef TARGET_DEFS_ONLY
437 /* -------------------------------------------- */
440 # define ELFCLASSW ELFCLASS64
441 # define ElfW(type) Elf##64##_##type
442 # define ELFW(type) ELF##64##_##type
443 # define ElfW_Rel ElfW(Rela)
444 # define SHT_RELX SHT_RELA
445 # define REL_SECTION_FMT ".rela%s"
447 # define ELFCLASSW ELFCLASS32
448 # define ElfW(type) Elf##32##_##type
449 # define ELFW(type) ELF##32##_##type
450 # define ElfW_Rel ElfW(Rel)
451 # define SHT_RELX SHT_REL
452 # define REL_SECTION_FMT ".rel%s"
454 /* target address type */
455 #define addr_t ElfW(Addr)
456 #define ElfSym ElfW(Sym)
458 #if PTR_SIZE == 8 && !defined TCC_TARGET_PE
464 /* -------------------------------------------- */
466 #define INCLUDE_STACK_SIZE 32
467 #define IFDEF_STACK_SIZE 64
468 #define VSTACK_SIZE 512
469 #define STRING_MAX_SIZE 1024
470 #define TOKSTR_MAX_SIZE 256
471 #define PACK_STACK_SIZE 8
473 #define TOK_HASH_SIZE 16384 /* must be a power of two */
474 #define TOK_ALLOC_INCR 512 /* must be a power of two */
475 #define TOK_MAX_SIZE 4 /* token max size in int unit when stored in string */
477 /* token symbol management */
478 typedef struct TokenSym
{
479 struct TokenSym
*hash_next
;
480 struct Sym
*sym_define
; /* direct pointer to define */
481 struct Sym
*sym_label
; /* direct pointer to label */
482 struct Sym
*sym_struct
; /* direct pointer to structure */
483 struct Sym
*sym_identifier
; /* direct pointer to identifier */
484 int tok
; /* token number */
490 typedef unsigned short nwchar_t
;
492 typedef int nwchar_t
;
495 typedef struct CString
{
496 int size
; /* size in bytes */
498 void *data
; /* either 'char *' or 'nwchar_t *' */
501 /* type definition */
502 typedef struct CType
{
508 typedef union CValue
{
517 int tab
[LDOUBLE_SIZE
/4];
521 typedef struct SValue
{
522 CType type
; /* type */
523 unsigned short r
; /* register + flags */
524 unsigned short r2
; /* second register, used for 'long long'
525 type. If not used, set to VT_CONST */
527 struct { int jtrue
, jfalse
; }; /* forward jmps */
528 CValue c
; /* constant, if VT_CONST */
531 struct { unsigned short cmp_op
, cmp_r
; }; /* VT_CMP operation */
532 struct Sym
*sym
; /* symbol, if (VT_SYM | VT_CONST), or if */
533 }; /* result of unary() for an identifier. */
537 /* symbol attributes */
540 aligned
: 5, /* alignment as log2+1 (0 == unspecified) */
549 xxxx
: 2; /* not used */
552 /* function attributes or temporary attributes for parsing */
555 func_call
: 3, /* calling convention (0..5), see below */
556 func_type
: 2, /* FUNC_OLD/NEW/ELLIPSIS */
557 func_noreturn
: 1, /* attribute((noreturn)) */
558 func_ctor
: 1, /* attribute((constructor)) */
559 func_dtor
: 1, /* attribute((destructor)) */
560 func_args
: 8, /* PE __stdcall args */
561 func_alwinl
: 1, /* always_inline */
565 /* symbol management */
567 int v
; /* symbol token */
568 unsigned short r
; /* associated register or VT_CONST/VT_LOCAL and LVAL type */
569 struct SymAttr a
; /* symbol attributes */
572 int c
; /* associated number or Elf symbol index */
574 int sym_scope
; /* scope level for locals */
575 int jnext
; /* next jump label */
576 struct FuncAttr f
; /* function attributes */
577 int auxtype
; /* bitfield access type */
580 long long enum_val
; /* enum constant if IS_ENUM_VAL */
581 int *d
; /* define token stream */
582 struct Sym
*ncl
; /* next cleanup */
584 CType type
; /* associated type */
586 int *vla_array_str
; /* vla array code */
587 struct Sym
*next
; /* next related symbol (for fields and anoms) */
588 struct Sym
*cleanupstate
; /* in defined labels */
589 int asm_label
; /* associated asm label */
591 struct Sym
*prev
; /* prev symbol in stack */
592 struct Sym
*prev_tok
; /* previous symbol for this token */
595 /* section definition */
596 typedef struct Section
{
597 unsigned long data_offset
; /* current data offset */
598 unsigned char *data
; /* section data */
599 unsigned long data_allocated
; /* used for realloc() handling */
601 int sh_name
; /* elf section name (only used during output) */
602 int sh_num
; /* elf section number */
603 int sh_type
; /* elf section type */
604 int sh_flags
; /* elf section flags */
605 int sh_info
; /* elf section info */
606 int sh_addralign
; /* elf section alignment */
607 int sh_entsize
; /* elf entry size */
608 unsigned long sh_size
; /* section size (only used during output) */
609 addr_t sh_addr
; /* address at which the section is relocated */
610 unsigned long sh_offset
; /* file offset */
611 int nb_hashed_syms
; /* used to resize the hash table */
612 struct Section
*link
; /* link to another section */
613 struct Section
*reloc
; /* corresponding section for relocation, if any */
614 struct Section
*hash
; /* hash table for symbols */
615 struct Section
*prev
; /* previous section on section stack */
616 char name
[1]; /* section name */
619 typedef struct DLLReference
{
622 unsigned char found
, index
;
626 /* -------------------------------------------------- */
628 #define SYM_STRUCT 0x40000000 /* struct/union/enum symbol space */
629 #define SYM_FIELD 0x20000000 /* struct/union field symbol space */
630 #define SYM_FIRST_ANOM 0x10000000 /* first anonymous sym */
632 /* stored in 'Sym->f.func_type' field */
633 #define FUNC_NEW 1 /* ansi function prototype */
634 #define FUNC_OLD 2 /* old function prototype */
635 #define FUNC_ELLIPSIS 3 /* ansi function prototype with ... */
637 /* stored in 'Sym->f.func_call' field */
638 #define FUNC_CDECL 0 /* standard c call */
639 #define FUNC_STDCALL 1 /* pascal c call */
640 #define FUNC_FASTCALL1 2 /* first param in %eax */
641 #define FUNC_FASTCALL2 3 /* first parameters in %eax, %edx */
642 #define FUNC_FASTCALL3 4 /* first parameter in %eax, %edx, %ecx */
643 #define FUNC_FASTCALLW 5 /* first parameter in %ecx, %edx */
645 /* field 'Sym.t' for macros */
646 #define MACRO_OBJ 0 /* object like macro */
647 #define MACRO_FUNC 1 /* function like macro */
649 /* field 'Sym.r' for C labels */
650 #define LABEL_DEFINED 0 /* label is defined */
651 #define LABEL_FORWARD 1 /* label is forward defined */
652 #define LABEL_DECLARED 2 /* label is declared but never used */
653 #define LABEL_GONE 3 /* label isn't in scope, but not yet popped
654 from local_label_stack (stmt exprs) */
656 /* type_decl() types */
657 #define TYPE_ABSTRACT 1 /* type without variable */
658 #define TYPE_DIRECT 2 /* type with variable */
659 #define TYPE_PARAM 4 /* type declares function parameter */
660 #define TYPE_NEST 8 /* nested call to post_type */
662 #define IO_BUF_SIZE 8192
664 typedef struct BufferedFile
{
668 struct BufferedFile
*prev
;
669 int line_num
; /* current line number - here to simplify code */
670 int line_ref
; /* tcc -E: last printed line */
671 int ifndef_macro
; /* #ifndef macro / #endif search */
672 int ifndef_macro_saved
; /* saved ifndef_macro */
673 int *ifdef_stack_ptr
; /* ifdef_stack value at the start of the file */
674 int include_next_index
; /* next search path */
675 char filename
[1024]; /* filename */
676 char *true_filename
; /* filename not modified by # line directive */
677 unsigned char unget
[4];
678 unsigned char buffer
[1]; /* extra size for CH_EOB char */
681 #define CH_EOB '\\' /* end of buffer or '\0' char in file */
682 #define CH_EOF (-1) /* end of file */
684 /* used to record tokens */
685 typedef struct TokenString
{
692 /* used to chain token-strings with begin/end_macro() */
693 struct TokenString
*prev
;
698 /* GNUC attribute definition */
699 typedef struct AttributeDef
{
702 struct Section
*section
;
704 int alias_target
; /* token */
705 int asm_label
; /* associated asm label */
706 char attr_mode
; /* __attribute__((__mode__(...))) */
709 /* inline functions */
710 typedef struct InlineFunc
{
711 TokenString
*func_str
;
716 /* include file cache, used to find files faster and also to eliminate
717 inclusion if the include file is protected by #ifndef ... #endif */
718 typedef struct CachedInclude
{
721 int hash_next
; /* -1 if none */
722 char filename
[1]; /* path specified in #include */
725 #define CACHED_INCLUDES_HASH_SIZE 32
727 #ifdef CONFIG_TCC_ASM
728 typedef struct ExprValue
{
734 #define MAX_ASM_OPERANDS 30
735 typedef struct ASMOperand
{
736 int id
; /* GCC 3 optional identifier (0 if number only supported) */
738 char asm_str
[16]; /* computed asm string for operand */
739 SValue
*vt
; /* C value of the expression */
740 int ref_index
; /* if >= 0, gives reference to a output constraint */
741 int input_index
; /* if >= 0, gives reference to an input constraint */
742 int priority
; /* priority, used to assign registers */
743 int reg
; /* if >= 0, register number used for this operand */
744 int is_llong
; /* true if double register value */
745 int is_memory
; /* true if memory operand */
746 int is_rw
; /* for '+' modifier */
747 int is_label
; /* for asm goto */
751 /* extra symbol attributes (not in symbol table) */
757 #ifdef TCC_TARGET_ARM
758 unsigned char plt_thumb_stub
:1;
763 unsigned char verbose
; /* if true, display some information during compilation */
764 unsigned char nostdinc
; /* if true, no standard headers are added */
765 unsigned char nostdlib
; /* if true, no standard libraries are added */
766 unsigned char nocommon
; /* if true, do not use common symbols for .bss data */
767 unsigned char static_link
; /* if true, static linking is performed */
768 unsigned char rdynamic
; /* if true, all symbols are exported */
769 unsigned char symbolic
; /* if true, resolve symbols in the current module first */
770 unsigned char filetype
; /* file type for compilation (NONE,C,ASM) */
771 unsigned char optimize
; /* only to #define __OPTIMIZE__ */
772 unsigned char option_pthread
; /* -pthread option */
773 unsigned char enable_new_dtags
; /* -Wl,--enable-new-dtags */
774 unsigned int cversion
; /* supported C ISO version, 199901 (the default), 201112, ... */
776 /* C language options */
777 unsigned char char_is_unsigned
;
778 unsigned char leading_underscore
;
779 unsigned char ms_extensions
; /* allow nested named struct w/o identifier behave like unnamed */
780 unsigned char dollars_in_identifiers
; /* allows '$' char in identifiers */
781 unsigned char ms_bitfields
; /* if true, emulate MS algorithm for aligning bitfields */
783 /* warning switches */
784 unsigned char warn_none
;
785 unsigned char warn_all
;
786 unsigned char warn_error
;
787 unsigned char warn_write_strings
;
788 unsigned char warn_unsupported
;
789 unsigned char warn_implicit_function_declaration
;
790 unsigned char warn_discarded_qualifiers
;
791 #define WARN_ON 1 /* warning is on (-Woption) */
792 unsigned char warn_num
; /* temp var for tcc_warning_c() */
794 unsigned char option_r
; /* option -r */
795 unsigned char do_bench
; /* option -bench */
796 unsigned char just_deps
; /* option -M */
797 unsigned char gen_deps
; /* option -MD */
798 unsigned char include_sys_deps
; /* option -MD */
799 unsigned char gen_phony_deps
; /* option -MP */
801 /* compile with debug symbol (and use them if error during execution) */
802 unsigned char do_debug
;
804 unsigned char do_backtrace
;
805 #ifdef CONFIG_TCC_BCHECK
806 /* compile with built-in memory and bounds checker */
807 unsigned char do_bounds_check
;
809 unsigned char test_coverage
; /* generate test coverage code */
811 /* use GNU C extensions */
812 unsigned char gnu_ext
;
813 /* use TinyCC extensions */
814 unsigned char tcc_ext
;
816 unsigned char dflag
; /* -dX value */
817 unsigned char Pflag
; /* -P switch (LINE_MACRO_OUTPUT_FORMAT) */
819 #ifdef TCC_TARGET_X86_64
820 unsigned char nosse
; /* For -mno-sse support. */
822 #ifdef TCC_TARGET_ARM
823 unsigned char float_abi
; /* float ABI of the generated code*/
826 unsigned char has_text_addr
;
827 addr_t text_addr
; /* address of text section */
828 unsigned section_align
; /* section alignment */
829 #ifdef TCC_TARGET_I386
830 int seg_size
; /* 32. Can be 16 with i386 assembler (.code16) */
833 char *tcc_lib_path
; /* CONFIG_TCCDIR or -B option */
834 char *soname
; /* as specified on the command line (-soname) */
835 char *rpath
; /* as specified on the command line (-Wl,-rpath=) */
836 char *elf_entryname
; /* "_start" unless set */
837 char *init_symbol
; /* symbols to call at load-time (not used currently) */
838 char *fini_symbol
; /* symbols to call at unload-time (not used currently) */
839 char *mapfile
; /* create a mapfile (not used currently) */
841 /* output type, see TCC_OUTPUT_XXX */
843 /* output format, see TCC_OUTPUT_FORMAT_xxx */
845 /* nth test to run with -dt -run */
848 /* array of all loaded dlls (including those referenced by loaded dlls) */
849 DLLReference
**loaded_dlls
;
853 char **include_paths
;
854 int nb_include_paths
;
856 char **sysinclude_paths
;
857 int nb_sysinclude_paths
;
860 char **library_paths
;
861 int nb_library_paths
;
863 /* crt?.o object path */
867 /* -D / -U options */
868 CString cmdline_defs
;
869 /* -include options */
870 CString cmdline_incl
;
874 void (*error_func
)(void *opaque
, const char *msg
);
875 int error_set_jmp_enabled
;
876 jmp_buf error_jmp_buf
;
879 /* output file for preprocessing (-E) */
882 /* for -MD/-MF: collected dependencies for this compilation */
887 BufferedFile
*include_stack
[INCLUDE_STACK_SIZE
];
888 BufferedFile
**include_stack_ptr
;
890 int ifdef_stack
[IFDEF_STACK_SIZE
];
891 int *ifdef_stack_ptr
;
893 /* included files enclosed with #ifndef MACRO */
894 int cached_includes_hash
[CACHED_INCLUDES_HASH_SIZE
];
895 CachedInclude
**cached_includes
;
896 int nb_cached_includes
;
898 /* #pragma pack stack */
899 int pack_stack
[PACK_STACK_SIZE
];
904 /* inline functions are stored as token lists and compiled last
905 only if referenced */
906 struct InlineFunc
**inline_fns
;
911 int nb_sections
; /* number of sections, including first dummy section */
913 Section
**priv_sections
;
914 int nb_priv_sections
; /* number of private sections */
916 /* predefined sections */
917 Section
*text_section
, *data_section
, *rodata_section
, *bss_section
;
918 Section
*common_section
;
919 Section
*cur_text_section
; /* current section where function code is generated */
920 #ifdef CONFIG_TCC_BCHECK
921 /* bound check related sections */
922 Section
*bounds_section
; /* contains global data bound description */
923 Section
*lbounds_section
; /* contains local data bound description */
926 Section
*symtab_section
;
927 /* temporary dynamic symbol sections (for dll loading) */
928 Section
*dynsymtab_section
;
929 /* exported dynamic symbol section */
931 /* copy of the global symtab_section variable */
933 /* got & plt handling */
936 Section
*stab_section
;
937 Section
*dwarf_info_section
;
938 Section
*dwarf_abbrev_section
;
939 Section
*dwarf_line_section
;
940 Section
*dwarf_aranges_section
;
941 Section
*dwarf_str_section
;
942 Section
*dwarf_line_str_section
;
943 int dwlo
, dwhi
; /* dwarf section range */
945 Section
*tcov_section
;
947 struct _tccdbg
*dState
;
949 /* Is there a new undefined sym since last new_undef_sym() */
951 /* extra attributes (eg. GOT/PLT value) for symtab symbols */
952 struct sym_attr
*sym_attrs
;
954 /* ptr to next reloc entry reused */
956 #define qrel s1->qrel
958 #ifdef TCC_TARGET_RISCV64
959 struct pcrel_hi
{ addr_t addr
, val
; } last_hi
;
960 #define last_hi s1->last_hi
966 unsigned pe_characteristics
;
967 unsigned pe_file_align
;
968 unsigned pe_stack_size
;
970 # ifdef TCC_TARGET_X86_64
977 #if defined TCC_TARGET_MACHO
979 uint32_t compatibility_version
;
980 uint32_t current_version
;
985 struct sym_version
*sym_versions
;
986 int nb_sym_to_version
;
989 Section
*versym_section
;
990 Section
*verneed_section
;
994 const char *runtime_main
;
999 #ifdef CONFIG_TCC_BACKTRACE
1003 /* benchmark info */
1006 unsigned int total_bytes
;
1007 unsigned int total_output
[4];
1009 /* option -dnum (for general development purposes) */
1012 /* used by tcc_load_ldscript */
1015 /* for warnings/errors for object files */
1016 const char *current_filename
;
1018 /* used by main and tcc_parse_args only */
1019 struct filespec
**files
; /* files seen on command line */
1020 int nb_files
; /* number thereof */
1021 int nb_libraries
; /* number of libs thereof */
1022 char *outfile
; /* output filename */
1023 char *deps_outfile
; /* option -MF */
1026 CString linker_arg
; /* collect -Wl options */
1034 /* The current value can be: */
1035 #define VT_VALMASK 0x003f /* mask for value location, register or: */
1036 #define VT_CONST 0x0030 /* constant in vc (must be first non register value) */
1037 #define VT_LLOCAL 0x0031 /* lvalue, offset on stack */
1038 #define VT_LOCAL 0x0032 /* offset on stack */
1039 #define VT_CMP 0x0033 /* the value is stored in processor flags (in vc) */
1040 #define VT_JMP 0x0034 /* value is the consequence of jmp true (even) */
1041 #define VT_JMPI 0x0035 /* value is the consequence of jmp false (odd) */
1042 #define VT_LVAL 0x0100 /* var is an lvalue */
1043 #define VT_SYM 0x0200 /* a symbol value is added */
1044 #define VT_MUSTCAST 0x0C00 /* value must be casted to be correct (used for
1045 char/short stored in integer registers) */
1046 #define VT_NONCONST 0x1000 /* VT_CONST, but not an (C standard) integer
1047 constant expression */
1048 #define VT_MUSTBOUND 0x4000 /* bound checking must be done before
1049 dereferencing value */
1050 #define VT_BOUNDED 0x8000 /* value is bounded. The address of the
1051 bounding function call point is in vc */
1053 #define VT_BTYPE 0x000f /* mask for basic type */
1054 #define VT_VOID 0 /* void type */
1055 #define VT_BYTE 1 /* signed byte type */
1056 #define VT_SHORT 2 /* short type */
1057 #define VT_INT 3 /* integer type */
1058 #define VT_LLONG 4 /* 64 bit integer */
1059 #define VT_PTR 5 /* pointer */
1060 #define VT_FUNC 6 /* function type */
1061 #define VT_STRUCT 7 /* struct/union definition */
1062 #define VT_FLOAT 8 /* IEEE float */
1063 #define VT_DOUBLE 9 /* IEEE double */
1064 #define VT_LDOUBLE 10 /* IEEE long double */
1065 #define VT_BOOL 11 /* ISOC99 boolean type */
1066 #define VT_QLONG 13 /* 128-bit integer. Only used for x86-64 ABI */
1067 #define VT_QFLOAT 14 /* 128-bit float. Only used for x86-64 ABI */
1069 #define VT_UNSIGNED 0x0010 /* unsigned type */
1070 #define VT_DEFSIGN 0x0020 /* explicitly signed or unsigned */
1071 #define VT_ARRAY 0x0040 /* array type (also has VT_PTR) */
1072 #define VT_BITFIELD 0x0080 /* bitfield modifier */
1073 #define VT_CONSTANT 0x0100 /* const modifier */
1074 #define VT_VOLATILE 0x0200 /* volatile modifier */
1075 #define VT_VLA 0x0400 /* VLA type (also has VT_PTR and VT_ARRAY) */
1076 #define VT_LONG 0x0800 /* long type (also has VT_INT rsp. VT_LLONG) */
1079 #define VT_EXTERN 0x00001000 /* extern definition */
1080 #define VT_STATIC 0x00002000 /* static variable */
1081 #define VT_TYPEDEF 0x00004000 /* typedef definition */
1082 #define VT_INLINE 0x00008000 /* inline definition */
1083 /* currently unused: 0x000[1248]0000 */
1085 #define VT_STRUCT_SHIFT 20 /* shift for bitfield shift values (32 - 2*6) */
1086 #define VT_STRUCT_MASK (((1U << (6+6)) - 1) << VT_STRUCT_SHIFT | VT_BITFIELD)
1087 #define BIT_POS(t) (((t) >> VT_STRUCT_SHIFT) & 0x3f)
1088 #define BIT_SIZE(t) (((t) >> (VT_STRUCT_SHIFT + 6)) & 0x3f)
1090 #define VT_UNION (1 << VT_STRUCT_SHIFT | VT_STRUCT)
1091 #define VT_ENUM (2 << VT_STRUCT_SHIFT) /* integral type is an enum really */
1092 #define VT_ENUM_VAL (3 << VT_STRUCT_SHIFT) /* integral type is an enum constant really */
1094 #define IS_ENUM(t) ((t & VT_STRUCT_MASK) == VT_ENUM)
1095 #define IS_ENUM_VAL(t) ((t & VT_STRUCT_MASK) == VT_ENUM_VAL)
1096 #define IS_UNION(t) ((t & (VT_STRUCT_MASK|VT_BTYPE)) == VT_UNION)
1098 #define VT_ATOMIC VT_VOLATILE
1100 /* type mask (except storage) */
1101 #define VT_STORAGE (VT_EXTERN | VT_STATIC | VT_TYPEDEF | VT_INLINE)
1102 #define VT_TYPE (~(VT_STORAGE|VT_STRUCT_MASK))
1104 /* symbol was created by tccasm.c first */
1105 #define VT_ASM (VT_VOID | 1 << VT_STRUCT_SHIFT)
1106 #define VT_ASM_FUNC (VT_ASM | 2 << VT_STRUCT_SHIFT)
1107 #define IS_ASM_SYM(sym) (((sym)->type.t & (VT_BTYPE | VT_ASM)) == VT_ASM)
1109 /* general: set/get the pseudo-bitfield value for bit-mask M */
1110 #define BFVAL(M,N) ((unsigned)((M) & ~((M) << 1)) * (N))
1111 #define BFGET(X,M) (((X) & (M)) / BFVAL(M,1))
1112 #define BFSET(X,M,N) ((X) = ((X) & ~(M)) | BFVAL(M,N))
1116 /* conditional ops */
1117 #define TOK_LAND 0x90
1118 #define TOK_LOR 0x91
1119 /* warning: the following compare tokens depend on i386 asm code */
1120 #define TOK_ULT 0x92
1121 #define TOK_UGE 0x93
1124 #define TOK_ULE 0x96
1125 #define TOK_UGT 0x97
1126 #define TOK_Nset 0x98
1127 #define TOK_Nclear 0x99
1133 #define TOK_ISCOND(t) (t >= TOK_LAND && t <= TOK_GT)
1135 #define TOK_DEC 0x80 /* -- */
1136 #define TOK_MID 0x81 /* inc/dec, to void constant */
1137 #define TOK_INC 0x82 /* ++ */
1138 #define TOK_UDIV 0x83 /* unsigned division */
1139 #define TOK_UMOD 0x84 /* unsigned modulo */
1140 #define TOK_PDIV 0x85 /* fast division with undefined rounding for pointers */
1141 #define TOK_UMULL 0x86 /* unsigned 32x32 -> 64 mul */
1142 #define TOK_ADDC1 0x87 /* add with carry generation */
1143 #define TOK_ADDC2 0x88 /* add with carry use */
1144 #define TOK_SUBC1 0x89 /* add with carry generation */
1145 #define TOK_SUBC2 0x8a /* add with carry use */
1146 #define TOK_SHL '<' /* shift left */
1147 #define TOK_SAR '>' /* signed shift right */
1148 #define TOK_SHR 0x8b /* unsigned shift right */
1149 #define TOK_NEG TOK_MID /* unary minus operation (for floats) */
1151 #define TOK_ARROW 0xa0 /* -> */
1152 #define TOK_DOTS 0xa1 /* three dots */
1153 #define TOK_TWODOTS 0xa2 /* C++ token ? */
1154 #define TOK_TWOSHARPS 0xa3 /* ## preprocessing token */
1155 #define TOK_PLCHLDR 0xa4 /* placeholder token as defined in C99 */
1156 #define TOK_NOSUBST 0xa5 /* means following token has already been pp'd */
1157 #define TOK_PPJOIN 0xa6 /* A '##' in the right position to mean pasting */
1158 #define TOK_SOTYPE 0xa7 /* alias of '(' for parsing sizeof (type) */
1160 /* assignment operators */
1161 #define TOK_A_ADD 0xb0
1162 #define TOK_A_SUB 0xb1
1163 #define TOK_A_MUL 0xb2
1164 #define TOK_A_DIV 0xb3
1165 #define TOK_A_MOD 0xb4
1166 #define TOK_A_AND 0xb5
1167 #define TOK_A_OR 0xb6
1168 #define TOK_A_XOR 0xb7
1169 #define TOK_A_SHL 0xb8
1170 #define TOK_A_SAR 0xb9
1172 #define TOK_ASSIGN(t) (t >= TOK_A_ADD && t <= TOK_A_SAR)
1173 #define TOK_ASSIGN_OP(t) ("+-*/%&|^<>"[t - TOK_A_ADD])
1175 /* tokens that carry values (in additional token string space / tokc) --> */
1176 #define TOK_CCHAR 0xc0 /* char constant in tokc */
1177 #define TOK_LCHAR 0xc1
1178 #define TOK_CINT 0xc2 /* number in tokc */
1179 #define TOK_CUINT 0xc3 /* unsigned int constant */
1180 #define TOK_CLLONG 0xc4 /* long long constant */
1181 #define TOK_CULLONG 0xc5 /* unsigned long long constant */
1182 #define TOK_CLONG 0xc6 /* long constant */
1183 #define TOK_CULONG 0xc7 /* unsigned long constant */
1184 #define TOK_STR 0xc8 /* pointer to string in tokc */
1185 #define TOK_LSTR 0xc9
1186 #define TOK_CFLOAT 0xca /* float constant */
1187 #define TOK_CDOUBLE 0xcb /* double constant */
1188 #define TOK_CLDOUBLE 0xcc /* long double constant */
1189 #define TOK_PPNUM 0xcd /* preprocessor number */
1190 #define TOK_PPSTR 0xce /* preprocessor string */
1191 #define TOK_LINENUM 0xcf /* line number info */
1193 #define TOK_HAS_VALUE(t) (t >= TOK_CCHAR && t <= TOK_LINENUM)
1195 #define TOK_EOF (-1) /* end of file */
1196 #define TOK_LINEFEED 10 /* line feed */
1198 /* all identifiers and strings have token above that */
1199 #define TOK_IDENT 256
1202 TOK_LAST
= TOK_IDENT
- 1
1203 #define DEF(id, str) ,id
1208 /* keywords: tok >= TOK_IDENT && tok < TOK_UIDENT */
1209 #define TOK_UIDENT TOK_DEFINE
1211 /* ------------ libtcc.c ------------ */
1213 ST_DATA
struct TCCState
*tcc_state
;
1214 ST_DATA
void** stk_data
;
1215 ST_DATA
int nb_stk_data
;
1217 /* public functions currently used by the tcc main function */
1218 ST_FUNC
char *pstrcpy(char *buf
, size_t buf_size
, const char *s
);
1219 ST_FUNC
char *pstrcat(char *buf
, size_t buf_size
, const char *s
);
1220 ST_FUNC
char *pstrncpy(char *out
, const char *in
, size_t num
);
1221 PUB_FUNC
char *tcc_basename(const char *name
);
1222 PUB_FUNC
char *tcc_fileextension (const char *name
);
1224 /* all allocations - even MEM_DEBUG - use these */
1225 PUB_FUNC
void tcc_free(void *ptr
);
1226 PUB_FUNC
void *tcc_malloc(unsigned long size
);
1227 PUB_FUNC
void *tcc_mallocz(unsigned long size
);
1228 PUB_FUNC
void *tcc_realloc(void *ptr
, unsigned long size
);
1229 PUB_FUNC
char *tcc_strdup(const char *str
);
1232 #define tcc_free(ptr) tcc_free_debug(ptr)
1233 #define tcc_malloc(size) tcc_malloc_debug(size, __FILE__, __LINE__)
1234 #define tcc_mallocz(size) tcc_mallocz_debug(size, __FILE__, __LINE__)
1235 #define tcc_realloc(ptr,size) tcc_realloc_debug(ptr, size, __FILE__, __LINE__)
1236 #define tcc_strdup(str) tcc_strdup_debug(str, __FILE__, __LINE__)
1237 PUB_FUNC
void tcc_free_debug(void *ptr
);
1238 PUB_FUNC
void *tcc_malloc_debug(unsigned long size
, const char *file
, int line
);
1239 PUB_FUNC
void *tcc_mallocz_debug(unsigned long size
, const char *file
, int line
);
1240 PUB_FUNC
void *tcc_realloc_debug(void *ptr
, unsigned long size
, const char *file
, int line
);
1241 PUB_FUNC
char *tcc_strdup_debug(const char *str
, const char *file
, int line
);
1244 #define free(p) use_tcc_free(p)
1245 #define malloc(s) use_tcc_malloc(s)
1246 #define realloc(p, s) use_tcc_realloc(p, s)
1248 #define strdup(s) use_tcc_strdup(s)
1249 PUB_FUNC
int _tcc_error_noabort(const char *fmt
, ...) PRINTF_LIKE(1,2);
1250 PUB_FUNC NORETURN
void _tcc_error(const char *fmt
, ...) PRINTF_LIKE(1,2);
1251 PUB_FUNC
void _tcc_warning(const char *fmt
, ...) PRINTF_LIKE(1,2);
1252 #define tcc_internal_error(msg) tcc_error("internal compiler error\n"\
1253 "%s:%d: in %s(): " msg, __FILE__,__LINE__,__FUNCTION__)
1255 /* other utilities */
1256 ST_FUNC
void dynarray_add(void *ptab
, int *nb_ptr
, void *data
);
1257 ST_FUNC
void dynarray_reset(void *pp
, int *n
);
1258 ST_INLN
void cstr_ccat(CString
*cstr
, int ch
);
1259 ST_FUNC
void cstr_cat(CString
*cstr
, const char *str
, int len
);
1260 ST_FUNC
void cstr_wccat(CString
*cstr
, int ch
);
1261 ST_FUNC
void cstr_new(CString
*cstr
);
1262 ST_FUNC
void cstr_free(CString
*cstr
);
1263 ST_FUNC
int cstr_printf(CString
*cs
, const char *fmt
, ...) PRINTF_LIKE(2,3);
1264 ST_FUNC
int cstr_vprintf(CString
*cstr
, const char *fmt
, va_list ap
);
1265 ST_FUNC
void cstr_reset(CString
*cstr
);
1266 ST_FUNC
void tcc_open_bf(TCCState
*s1
, const char *filename
, int initlen
);
1267 ST_FUNC
int tcc_open(TCCState
*s1
, const char *filename
);
1268 ST_FUNC
void tcc_close(void);
1270 /* mark a memory pointer on stack for cleanup after errors */
1271 #define stk_push(p) dynarray_add(&stk_data, &nb_stk_data, p)
1272 #define stk_pop() (--nb_stk_data)
1273 /* mark CString on stack for cleanup errors */
1274 #define cstr_new_s(cstr) (cstr_new(cstr), stk_push(&(cstr)->data))
1275 #define cstr_free_s(cstr) (cstr_free(cstr), stk_pop())
1277 ST_FUNC
int tcc_add_file_internal(TCCState
*s1
, const char *filename
, int flags
);
1279 #define AFF_PRINT_ERROR 0x10 /* print error if file not found */
1280 #define AFF_REFERENCED_DLL 0x20 /* load a referenced dll from another dll */
1281 #define AFF_TYPE_BIN 0x40 /* file to add is binary */
1282 #define AFF_WHOLE_ARCHIVE 0x80 /* load all objects from archive */
1284 #define AFF_TYPE_NONE 0
1285 #define AFF_TYPE_C 1
1286 #define AFF_TYPE_ASM 2
1287 #define AFF_TYPE_ASMPP 4
1288 #define AFF_TYPE_LIB 8
1289 #define AFF_TYPE_MASK (15 | AFF_TYPE_BIN)
1290 /* values from tcc_object_type(...) */
1291 #define AFF_BINTYPE_REL 1
1292 #define AFF_BINTYPE_DYN 2
1293 #define AFF_BINTYPE_AR 3
1294 #define AFF_BINTYPE_C67 4
1296 /* return value of tcc_add_file_internal(): 0, -1, or FILE_NOT_FOUND */
1297 #define FILE_NOT_FOUND -2
1299 #ifndef ELF_OBJ_ONLY
1300 ST_FUNC
int tcc_add_crt(TCCState
*s
, const char *filename
);
1302 ST_FUNC
int tcc_add_dll(TCCState
*s
, const char *filename
, int flags
);
1303 ST_FUNC
void tcc_add_support(TCCState
*s1
, const char *filename
);
1304 #ifdef CONFIG_TCC_BCHECK
1305 ST_FUNC
void tcc_add_bcheck(TCCState
*s1
);
1307 #ifdef CONFIG_TCC_BACKTRACE
1308 ST_FUNC
void tcc_add_btstub(TCCState
*s1
);
1310 ST_FUNC
void tcc_add_pragma_libs(TCCState
*s1
);
1311 PUB_FUNC
int tcc_add_library_err(TCCState
*s
, const char *f
);
1312 PUB_FUNC
void tcc_print_stats(TCCState
*s
, unsigned total_time
);
1313 PUB_FUNC
int tcc_parse_args(TCCState
*s
, int *argc
, char ***argv
, int optind
);
1315 ST_FUNC
char *normalize_slashes(char *path
);
1317 ST_FUNC DLLReference
*tcc_add_dllref(TCCState
*s1
, const char *dllname
, int level
);
1318 ST_FUNC
char *tcc_load_text(int fd
);
1319 /* for #pragma once */
1320 ST_FUNC
int normalized_PATHCMP(const char *f1
, const char *f2
);
1322 /* tcc_parse_args return codes: */
1326 #define OPT_PRINT_DIRS 4
1328 #define OPT_IMPDEF 6
1332 /* ------------ tccpp.c ------------ */
1334 ST_DATA
struct BufferedFile
*file
;
1336 ST_DATA CValue tokc
;
1337 ST_DATA
const int *macro_ptr
;
1338 ST_DATA
int parse_flags
;
1339 ST_DATA
int tok_flags
;
1340 ST_DATA CString tokcstr
; /* current parsed string, if any */
1342 /* display benchmark infos */
1343 ST_DATA
int tok_ident
;
1344 ST_DATA TokenSym
**table_ident
;
1346 #define TOK_FLAG_BOL 0x0001 /* beginning of line before */
1347 #define TOK_FLAG_BOF 0x0002 /* beginning of file before */
1348 #define TOK_FLAG_ENDIF 0x0004 /* a endif was found matching starting #ifdef */
1349 #define TOK_FLAG_EOF 0x0008 /* end of file */
1351 #define PARSE_FLAG_PREPROCESS 0x0001 /* activate preprocessing */
1352 #define PARSE_FLAG_TOK_NUM 0x0002 /* return numbers instead of TOK_PPNUM */
1353 #define PARSE_FLAG_LINEFEED 0x0004 /* line feed is returned as a
1354 token. line feed is also
1356 #define PARSE_FLAG_ASM_FILE 0x0008 /* we processing an asm file: '#' can be used for line comment, etc. */
1357 #define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
1358 #define PARSE_FLAG_ACCEPT_STRAYS 0x0020 /* next() returns '\\' token */
1359 #define PARSE_FLAG_TOK_STR 0x0040 /* return parsed strings instead of TOK_PPSTR */
1361 /* isidnum_table flags: */
1366 enum line_macro_output_format
{
1367 LINE_MACRO_OUTPUT_FORMAT_GCC
,
1368 LINE_MACRO_OUTPUT_FORMAT_NONE
,
1369 LINE_MACRO_OUTPUT_FORMAT_STD
,
1370 LINE_MACRO_OUTPUT_FORMAT_P10
= 11
1373 ST_FUNC TokenSym
*tok_alloc(const char *str
, int len
);
1374 ST_FUNC
int tok_alloc_const(const char *str
);
1375 ST_FUNC
const char *get_tok_str(int v
, CValue
*cv
);
1376 ST_FUNC
void begin_macro(TokenString
*str
, int alloc
);
1377 ST_FUNC
void end_macro(void);
1378 ST_FUNC
int set_idnum(int c
, int val
);
1379 ST_INLN
void tok_str_new(TokenString
*s
);
1380 ST_FUNC TokenString
*tok_str_alloc(void);
1381 ST_FUNC
void tok_str_free(TokenString
*s
);
1382 ST_FUNC
void tok_str_free_str(int *str
);
1383 ST_FUNC
void tok_str_add(TokenString
*s
, int t
);
1384 ST_FUNC
void tok_str_add_tok(TokenString
*s
);
1385 ST_INLN
void define_push(int v
, int macro_type
, int *str
, Sym
*first_arg
);
1386 ST_FUNC
void define_undef(Sym
*s
);
1387 ST_INLN Sym
*define_find(int v
);
1388 ST_FUNC
void free_defines(Sym
*b
);
1389 ST_FUNC
void parse_define(void);
1390 ST_FUNC
void preprocess(int is_bof
);
1391 ST_FUNC
void next(void);
1392 ST_INLN
void unget_tok(int last_tok
);
1393 ST_FUNC
void preprocess_start(TCCState
*s1
, int filetype
);
1394 ST_FUNC
void preprocess_end(TCCState
*s1
);
1395 ST_FUNC
void tccpp_new(TCCState
*s
);
1396 ST_FUNC
void tccpp_delete(TCCState
*s
);
1397 ST_FUNC
int tcc_preprocess(TCCState
*s1
);
1398 ST_FUNC
void skip(int c
);
1399 ST_FUNC NORETURN
void expect(const char *msg
);
1401 /* space excluding newline */
1402 static inline int is_space(int ch
) {
1403 return ch
== ' ' || ch
== '\t' || ch
== '\v' || ch
== '\f' || ch
== '\r';
1405 static inline int isid(int c
) {
1406 return (c
>= 'a' && c
<= 'z') || (c
>= 'A' && c
<= 'Z') || c
== '_';
1408 static inline int isnum(int c
) {
1409 return c
>= '0' && c
<= '9';
1411 static inline int isoct(int c
) {
1412 return c
>= '0' && c
<= '7';
1414 static inline int toup(int c
) {
1415 return (c
>= 'a' && c
<= 'z') ? c
- 'a' + 'A' : c
;
1418 /* ------------ tccgen.c ------------ */
1420 #define SYM_POOL_NB (8192 / sizeof(Sym))
1422 ST_DATA Sym
*global_stack
;
1423 ST_DATA Sym
*local_stack
;
1424 ST_DATA Sym
*local_label_stack
;
1425 ST_DATA Sym
*global_label_stack
;
1426 ST_DATA Sym
*define_stack
;
1427 ST_DATA CType int_type
, func_old_type
, char_pointer_type
;
1428 ST_DATA SValue
*vtop
;
1429 ST_DATA
int rsym
, anon_sym
, ind
, loc
;
1430 ST_DATA
char debug_modes
;
1432 ST_DATA
int nocode_wanted
; /* true if no code generation wanted for an expression */
1433 ST_DATA
int global_expr
; /* true if compound literals must be allocated globally (used during initializers parsing */
1434 ST_DATA CType func_vt
; /* current function return type (used by return instruction) */
1435 ST_DATA
int func_var
; /* true if current function is variadic */
1436 ST_DATA
int func_vc
;
1437 ST_DATA
int func_ind
;
1438 ST_DATA
const char *funcname
;
1440 ST_FUNC
void tccgen_init(TCCState
*s1
);
1441 ST_FUNC
int tccgen_compile(TCCState
*s1
);
1442 ST_FUNC
void tccgen_finish(TCCState
*s1
);
1443 ST_FUNC
void check_vstack(void);
1445 ST_INLN
int is_float(int t
);
1446 ST_FUNC
int ieee_finite(double d
);
1447 ST_FUNC
int exact_log2p1(int i
);
1448 ST_FUNC
void test_lvalue(void);
1450 ST_FUNC ElfSym
*elfsym(Sym
*);
1451 ST_FUNC
void update_storage(Sym
*sym
);
1452 ST_FUNC
void put_extern_sym2(Sym
*sym
, int sh_num
, addr_t value
, unsigned long size
, int can_add_underscore
);
1453 ST_FUNC
void put_extern_sym(Sym
*sym
, Section
*section
, addr_t value
, unsigned long size
);
1455 ST_FUNC
void greloc(Section
*s
, Sym
*sym
, unsigned long offset
, int type
);
1457 ST_FUNC
void greloca(Section
*s
, Sym
*sym
, unsigned long offset
, int type
, addr_t addend
);
1459 ST_INLN
void sym_free(Sym
*sym
);
1460 ST_FUNC Sym
*sym_push(int v
, CType
*type
, int r
, int c
);
1461 ST_FUNC
void sym_pop(Sym
**ptop
, Sym
*b
, int keep
);
1462 ST_FUNC Sym
*sym_push2(Sym
**ps
, int v
, int t
, int c
);
1463 ST_FUNC Sym
*sym_find2(Sym
*s
, int v
);
1464 ST_INLN Sym
*sym_find(int v
);
1465 ST_FUNC Sym
*label_find(int v
);
1466 ST_FUNC Sym
*label_push(Sym
**ptop
, int v
, int flags
);
1467 ST_FUNC
void label_pop(Sym
**ptop
, Sym
*slast
, int keep
);
1468 ST_INLN Sym
*struct_find(int v
);
1470 ST_FUNC Sym
*global_identifier_push(int v
, int t
, int c
);
1471 ST_FUNC Sym
*external_global_sym(int v
, CType
*type
);
1472 ST_FUNC Sym
*external_helper_sym(int v
);
1473 ST_FUNC
void vpush_helper_func(int v
);
1474 ST_FUNC
void vset(CType
*type
, int r
, int v
);
1475 ST_FUNC
void vset_VT_CMP(int op
);
1476 ST_FUNC
void vpushi(int v
);
1477 ST_FUNC
void vpushv(SValue
*v
);
1478 ST_FUNC
void vpushsym(CType
*type
, Sym
*sym
);
1479 ST_FUNC
void vswap(void);
1480 ST_FUNC
void vrote(SValue
*e
, int n
);
1481 ST_FUNC
void vrott(int n
);
1482 ST_FUNC
void vrotb(int n
);
1483 ST_FUNC
void vpop(void);
1485 ST_FUNC
void lexpand(void);
1487 #ifdef TCC_TARGET_ARM
1488 ST_FUNC
int get_reg_ex(int rc
, int rc2
);
1490 ST_FUNC
void save_reg(int r
);
1491 ST_FUNC
void save_reg_upstack(int r
, int n
);
1492 ST_FUNC
int get_reg(int rc
);
1493 ST_FUNC
void save_regs(int n
);
1494 ST_FUNC
void gaddrof(void);
1495 ST_FUNC
int gv(int rc
);
1496 ST_FUNC
void gv2(int rc1
, int rc2
);
1497 ST_FUNC
void gen_op(int op
);
1498 ST_FUNC
int type_size(CType
*type
, int *a
);
1499 ST_FUNC
void mk_pointer(CType
*type
);
1500 ST_FUNC
void vstore(void);
1501 ST_FUNC
void inc(int post
, int c
);
1502 ST_FUNC CString
* parse_mult_str(const char *msg
);
1503 ST_FUNC CString
* parse_asm_str(void);
1504 ST_FUNC
void indir(void);
1505 ST_FUNC
void unary(void);
1506 ST_FUNC
void gexpr(void);
1507 ST_FUNC
int expr_const(void);
1508 #if defined CONFIG_TCC_BCHECK || defined TCC_TARGET_C67
1509 ST_FUNC Sym
*get_sym_ref(CType
*type
, Section
*sec
, unsigned long offset
, unsigned long size
);
1511 #if defined TCC_TARGET_X86_64 && !defined TCC_TARGET_PE
1512 ST_FUNC
int classify_x86_64_va_arg(CType
*ty
);
1514 #ifdef CONFIG_TCC_BCHECK
1515 ST_FUNC
void gbound_args(int nb_args
);
1516 ST_DATA
int func_bound_add_epilog
;
1519 /* ------------ tccelf.c ------------ */
1521 #define TCC_OUTPUT_FORMAT_ELF 0 /* default output format: ELF */
1522 #define TCC_OUTPUT_FORMAT_BINARY 1 /* binary image output */
1523 #define TCC_OUTPUT_FORMAT_COFF 2 /* COFF */
1524 #define TCC_OUTPUT_DYN TCC_OUTPUT_DLL
1526 #define ARMAG "!<arch>\n" /* For COFF and a.out archives */
1529 unsigned int n_strx
; /* index into string table of name */
1530 unsigned char n_type
; /* type of symbol */
1531 unsigned char n_other
; /* misc info (usually empty) */
1532 unsigned short n_desc
; /* description field */
1533 unsigned int n_value
; /* value of symbol */
1536 ST_FUNC
void tccelf_new(TCCState
*s
);
1537 ST_FUNC
void tccelf_delete(TCCState
*s
);
1538 ST_FUNC
void tccelf_begin_file(TCCState
*s1
);
1539 ST_FUNC
void tccelf_end_file(TCCState
*s1
);
1540 ST_FUNC Section
*new_section(TCCState
*s1
, const char *name
, int sh_type
, int sh_flags
);
1541 ST_FUNC
void section_realloc(Section
*sec
, unsigned long new_size
);
1542 ST_FUNC
size_t section_add(Section
*sec
, addr_t size
, int align
);
1543 ST_FUNC
void *section_ptr_add(Section
*sec
, addr_t size
);
1544 ST_FUNC Section
*find_section(TCCState
*s1
, const char *name
);
1545 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
);
1547 ST_FUNC
int put_elf_str(Section
*s
, const char *sym
);
1548 ST_FUNC
int put_elf_sym(Section
*s
, addr_t value
, unsigned long size
, int info
, int other
, int shndx
, const char *name
);
1549 ST_FUNC
int set_elf_sym(Section
*s
, addr_t value
, unsigned long size
, int info
, int other
, int shndx
, const char *name
);
1550 ST_FUNC
int find_elf_sym(Section
*s
, const char *name
);
1551 ST_FUNC
void put_elf_reloc(Section
*symtab
, Section
*s
, unsigned long offset
, int type
, int symbol
);
1552 ST_FUNC
void put_elf_reloca(Section
*symtab
, Section
*s
, unsigned long offset
, int type
, int symbol
, addr_t addend
);
1554 ST_FUNC
void resolve_common_syms(TCCState
*s1
);
1555 ST_FUNC
void relocate_syms(TCCState
*s1
, Section
*symtab
, int do_resolve
);
1556 ST_FUNC
void relocate_sections(TCCState
*s1
);
1558 ST_FUNC ssize_t
full_read(int fd
, void *buf
, size_t count
);
1559 ST_FUNC
void *load_data(int fd
, unsigned long file_offset
, unsigned long size
);
1560 ST_FUNC
int tcc_object_type(int fd
, ElfW(Ehdr
) *h
);
1561 ST_FUNC
int tcc_load_object_file(TCCState
*s1
, int fd
, unsigned long file_offset
);
1562 ST_FUNC
int tcc_load_archive(TCCState
*s1
, int fd
, int alacarte
);
1563 ST_FUNC
void add_array(TCCState
*s1
, const char *sec
, int c
);
1565 ST_FUNC
struct sym_attr
*get_sym_attr(TCCState
*s1
, int index
, int alloc
);
1566 ST_FUNC addr_t
get_sym_addr(TCCState
*s
, const char *name
, int err
, int forc
);
1567 ST_FUNC
void list_elf_symbols(TCCState
*s
, void *ctx
,
1568 void (*symbol_cb
)(void *ctx
, const char *name
, const void *val
));
1569 ST_FUNC
int set_global_sym(TCCState
*s1
, const char *name
, Section
*sec
, addr_t offs
);
1571 /* Browse each elem of type <type> in section <sec> starting at elem <startoff>
1572 using variable <elem> */
1573 #define for_each_elem(sec, startoff, elem, type) \
1574 for (elem = (type *) sec->data + startoff; \
1575 elem < (type *) (sec->data + sec->data_offset); elem++)
1577 #ifndef ELF_OBJ_ONLY
1578 ST_FUNC
int tcc_load_dll(TCCState
*s1
, int fd
, const char *filename
, int level
);
1579 ST_FUNC
int tcc_load_ldscript(TCCState
*s1
, int fd
);
1580 ST_FUNC
void tccelf_add_crtbegin(TCCState
*s1
);
1581 ST_FUNC
void tccelf_add_crtend(TCCState
*s1
);
1583 #ifndef TCC_TARGET_PE
1584 ST_FUNC
void tcc_add_runtime(TCCState
*s1
);
1587 /* ------------ xxx-link.c ------------ */
1589 #if !defined ELF_OBJ_ONLY || defined TCC_TARGET_MACHO
1590 ST_FUNC
int code_reloc (int reloc_type
);
1591 ST_FUNC
int gotplt_entry_type (int reloc_type
);
1592 /* Whether to generate a GOT/PLT entry and when. NO_GOTPLT_ENTRY is first so
1593 that unknown relocation don't create a GOT or PLT entry */
1595 NO_GOTPLT_ENTRY
, /* never generate (eg. GLOB_DAT & JMP_SLOT relocs) */
1596 BUILD_GOT_ONLY
, /* only build GOT (eg. TPOFF relocs) */
1597 AUTO_GOTPLT_ENTRY
, /* generate if sym is UNDEF */
1598 ALWAYS_GOTPLT_ENTRY
/* always generate (eg. PLTOFF relocs) */
1600 #define NEED_RELOC_TYPE
1602 #if !defined TCC_TARGET_MACHO || defined TCC_IS_NATIVE
1603 ST_FUNC
unsigned create_plt_entry(TCCState
*s1
, unsigned got_offset
, struct sym_attr
*attr
);
1604 ST_FUNC
void relocate_plt(TCCState
*s1
);
1605 ST_FUNC
void build_got_entries(TCCState
*s1
, int got_sym
); /* in tccelf.c */
1606 #define NEED_BUILD_GOT
1611 ST_FUNC
void relocate(TCCState
*s1
, ElfW_Rel
*rel
, int type
, unsigned char *ptr
, addr_t addr
, addr_t val
);
1613 /* ------------ xxx-gen.c ------------ */
1614 ST_DATA
const char * const target_machine_defs
;
1615 ST_DATA
const int reg_classes
[NB_REGS
];
1617 ST_FUNC
void gsym_addr(int t
, int a
);
1618 ST_FUNC
void gsym(int t
);
1619 ST_FUNC
void load(int r
, SValue
*sv
);
1620 ST_FUNC
void store(int r
, SValue
*v
);
1621 ST_FUNC
int gfunc_sret(CType
*vt
, int variadic
, CType
*ret
, int *align
, int *regsize
);
1622 ST_FUNC
void gfunc_call(int nb_args
);
1623 ST_FUNC
void gfunc_prolog(Sym
*func_sym
);
1624 ST_FUNC
void gfunc_epilog(void);
1625 ST_FUNC
void gen_fill_nops(int);
1626 ST_FUNC
int gjmp(int t
);
1627 ST_FUNC
void gjmp_addr(int a
);
1628 ST_FUNC
int gjmp_cond(int op
, int t
);
1629 ST_FUNC
int gjmp_append(int n
, int t
);
1630 ST_FUNC
void gen_opi(int op
);
1631 ST_FUNC
void gen_opf(int op
);
1632 ST_FUNC
void gen_cvt_ftoi(int t
);
1633 ST_FUNC
void gen_cvt_itof(int t
);
1634 ST_FUNC
void gen_cvt_ftof(int t
);
1635 ST_FUNC
void ggoto(void);
1636 #ifndef TCC_TARGET_C67
1637 ST_FUNC
void o(unsigned int c
);
1639 ST_FUNC
void gen_vla_sp_save(int addr
);
1640 ST_FUNC
void gen_vla_sp_restore(int addr
);
1641 ST_FUNC
void gen_vla_alloc(CType
*type
, int align
);
1643 static inline uint16_t read16le(unsigned char *p
) {
1644 return p
[0] | (uint16_t)p
[1] << 8;
1646 static inline void write16le(unsigned char *p
, uint16_t x
) {
1647 p
[0] = x
& 255; p
[1] = x
>> 8 & 255;
1649 static inline uint32_t read32le(unsigned char *p
) {
1650 return read16le(p
) | (uint32_t)read16le(p
+ 2) << 16;
1652 static inline void write32le(unsigned char *p
, uint32_t x
) {
1653 write16le(p
, x
); write16le(p
+ 2, x
>> 16);
1655 static inline void add32le(unsigned char *p
, int32_t x
) {
1656 write32le(p
, read32le(p
) + x
);
1658 static inline uint64_t read64le(unsigned char *p
) {
1659 return read32le(p
) | (uint64_t)read32le(p
+ 4) << 32;
1661 static inline void write64le(unsigned char *p
, uint64_t x
) {
1662 write32le(p
, x
); write32le(p
+ 4, x
>> 32);
1664 static inline void add64le(unsigned char *p
, int64_t x
) {
1665 write64le(p
, read64le(p
) + x
);
1668 /* ------------ i386-gen.c ------------ */
1669 #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64 || defined TCC_TARGET_ARM
1670 ST_FUNC
void g(int c
);
1671 ST_FUNC
void gen_le16(int c
);
1672 ST_FUNC
void gen_le32(int c
);
1674 #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
1675 ST_FUNC
void gen_addr32(int r
, Sym
*sym
, int c
);
1676 ST_FUNC
void gen_addrpc32(int r
, Sym
*sym
, int c
);
1677 ST_FUNC
void gen_cvt_csti(int t
);
1678 ST_FUNC
void gen_increment_tcov (SValue
*sv
);
1681 /* ------------ x86_64-gen.c ------------ */
1682 #ifdef TCC_TARGET_X86_64
1683 ST_FUNC
void gen_addr64(int r
, Sym
*sym
, int64_t c
);
1684 ST_FUNC
void gen_opl(int op
);
1685 #ifdef TCC_TARGET_PE
1686 ST_FUNC
void gen_vla_result(int addr
);
1688 ST_FUNC
void gen_cvt_sxtw(void);
1689 ST_FUNC
void gen_cvt_csti(int t
);
1692 /* ------------ arm-gen.c ------------ */
1693 #ifdef TCC_TARGET_ARM
1694 #if defined(TCC_ARM_EABI) && !defined(CONFIG_TCC_ELFINTERP)
1695 PUB_FUNC
const char *default_elfinterp(struct TCCState
*s
);
1697 ST_FUNC
void arm_init(struct TCCState
*s
);
1698 ST_FUNC
void gen_increment_tcov (SValue
*sv
);
1701 /* ------------ arm64-gen.c ------------ */
1702 #ifdef TCC_TARGET_ARM64
1703 ST_FUNC
void gen_opl(int op
);
1704 ST_FUNC
void gfunc_return(CType
*func_type
);
1705 ST_FUNC
void gen_va_start(void);
1706 ST_FUNC
void gen_va_arg(CType
*t
);
1707 ST_FUNC
void gen_clear_cache(void);
1708 ST_FUNC
void gen_cvt_sxtw(void);
1709 ST_FUNC
void gen_cvt_csti(int t
);
1710 ST_FUNC
void gen_increment_tcov (SValue
*sv
);
1713 /* ------------ riscv64-gen.c ------------ */
1714 #ifdef TCC_TARGET_RISCV64
1715 ST_FUNC
void gen_opl(int op
);
1716 //ST_FUNC void gfunc_return(CType *func_type);
1717 ST_FUNC
void gen_va_start(void);
1718 ST_FUNC
void arch_transfer_ret_regs(int);
1719 ST_FUNC
void gen_cvt_sxtw(void);
1720 ST_FUNC
void gen_increment_tcov (SValue
*sv
);
1723 /* ------------ c67-gen.c ------------ */
1724 #ifdef TCC_TARGET_C67
1727 /* ------------ tcccoff.c ------------ */
1728 #ifdef TCC_TARGET_COFF
1729 ST_FUNC
int tcc_output_coff(TCCState
*s1
, FILE *f
);
1730 ST_FUNC
int tcc_load_coff(TCCState
* s1
, int fd
);
1733 /* ------------ tccasm.c ------------ */
1734 ST_FUNC
void asm_instr(void);
1735 ST_FUNC
void asm_global_instr(void);
1736 ST_FUNC
int tcc_assemble(TCCState
*s1
, int do_preprocess
);
1737 #ifdef CONFIG_TCC_ASM
1738 ST_FUNC
int find_constraint(ASMOperand
*operands
, int nb_operands
, const char *name
, const char **pp
);
1739 ST_FUNC Sym
* get_asm_sym(int name
, Sym
*csym
);
1740 ST_FUNC
void asm_expr(TCCState
*s1
, ExprValue
*pe
);
1741 ST_FUNC
int asm_int_expr(TCCState
*s1
);
1742 /* ------------ i386-asm.c ------------ */
1743 ST_FUNC
void gen_expr32(ExprValue
*pe
);
1744 #ifdef TCC_TARGET_X86_64
1745 ST_FUNC
void gen_expr64(ExprValue
*pe
);
1747 ST_FUNC
void asm_opcode(TCCState
*s1
, int opcode
);
1748 ST_FUNC
int asm_parse_regvar(int t
);
1749 ST_FUNC
void asm_compute_constraints(ASMOperand
*operands
, int nb_operands
, int nb_outputs
, const uint8_t *clobber_regs
, int *pout_reg
);
1750 ST_FUNC
void subst_asm_operand(CString
*add_str
, SValue
*sv
, int modifier
);
1751 ST_FUNC
void asm_gen_code(ASMOperand
*operands
, int nb_operands
, int nb_outputs
, int is_output
, uint8_t *clobber_regs
, int out_reg
);
1752 ST_FUNC
void asm_clobber(uint8_t *clobber_regs
, const char *str
);
1755 /* ------------ tccpe.c -------------- */
1756 #ifdef TCC_TARGET_PE
1757 ST_FUNC
int pe_load_file(struct TCCState
*s1
, int fd
, const char *filename
);
1758 ST_FUNC
int pe_output_file(TCCState
* s1
, const char *filename
);
1759 ST_FUNC
int pe_putimport(TCCState
*s1
, int dllindex
, const char *name
, addr_t value
);
1760 #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
1761 ST_FUNC SValue
*pe_getimport(SValue
*sv
, SValue
*v2
);
1763 #ifdef TCC_TARGET_X86_64
1764 ST_FUNC
void pe_add_unwind_data(unsigned start
, unsigned end
, unsigned stack
);
1766 PUB_FUNC
int tcc_get_dllexports(const char *filename
, char **pp
);
1767 /* symbol properties stored in Elf32_Sym->st_other */
1768 # define ST_PE_EXPORT 0x10
1769 # define ST_PE_IMPORT 0x20
1770 # define ST_PE_STDCALL 0x40
1772 #define ST_ASM_SET 0x04
1774 /* ------------ tccmacho.c ----------------- */
1775 #ifdef TCC_TARGET_MACHO
1776 ST_FUNC
int macho_output_file(TCCState
* s1
, const char *filename
);
1777 ST_FUNC
int macho_load_dll(TCCState
*s1
, int fd
, const char *filename
, int lev
);
1778 ST_FUNC
int macho_load_tbd(TCCState
*s1
, int fd
, const char *filename
, int lev
);
1779 #ifdef TCC_IS_NATIVE
1780 ST_FUNC
void tcc_add_macos_sdkpath(TCCState
* s
);
1781 ST_FUNC
const char* macho_tbd_soname(const char* filename
);
1784 /* ------------ tccrun.c ----------------- */
1785 #ifdef TCC_IS_NATIVE
1786 #ifdef CONFIG_TCC_STATIC
1787 #define RTLD_LAZY 0x001
1788 #define RTLD_NOW 0x002
1789 #define RTLD_GLOBAL 0x100
1790 #define RTLD_DEFAULT NULL
1791 /* dummy function for profiling */
1792 ST_FUNC
void *dlopen(const char *filename
, int flag
);
1793 ST_FUNC
void dlclose(void *p
);
1794 ST_FUNC
const char *dlerror(void);
1795 ST_FUNC
void *dlsym(void *handle
, const char *symbol
);
1797 ST_FUNC
void tcc_run_free(TCCState
*s1
);
1800 /* ------------ tcctools.c ----------------- */
1801 #if 0 /* included in tcc.c */
1802 ST_FUNC
int tcc_tool_ar(TCCState
*s
, int argc
, char **argv
);
1803 #ifdef TCC_TARGET_PE
1804 ST_FUNC
int tcc_tool_impdef(TCCState
*s
, int argc
, char **argv
);
1806 ST_FUNC
int tcc_tool_cross(TCCState
*s
, char **argv
, int option
);
1807 ST_FUNC
int gen_makedeps(TCCState
*s
, const char *target
, const char *filename
);
1810 /* ------------ tccdbg.c ------------ */
1812 ST_FUNC
void tcc_debug_new(TCCState
*s
);
1814 ST_FUNC
void tcc_debug_start(TCCState
*s1
);
1815 ST_FUNC
void tcc_debug_end(TCCState
*s1
);
1816 ST_FUNC
void tcc_debug_bincl(TCCState
*s1
);
1817 ST_FUNC
void tcc_debug_eincl(TCCState
*s1
);
1818 ST_FUNC
void tcc_debug_putfile(TCCState
*s1
, const char *filename
);
1820 ST_FUNC
void tcc_debug_line(TCCState
*s1
);
1821 ST_FUNC
void tcc_add_debug_info(TCCState
*s1
, int param
, Sym
*s
, Sym
*e
);
1822 ST_FUNC
void tcc_debug_funcstart(TCCState
*s1
, Sym
*sym
);
1823 ST_FUNC
void tcc_debug_prolog_epilog(TCCState
*s1
, int value
);
1824 ST_FUNC
void tcc_debug_funcend(TCCState
*s1
, int size
);
1825 ST_FUNC
void tcc_debug_extern_sym(TCCState
*s1
, Sym
*sym
, int sh_num
, int sym_bind
, int sym_type
);
1826 ST_FUNC
void tcc_debug_typedef(TCCState
*s1
, Sym
*sym
);
1827 ST_FUNC
void tcc_debug_stabn(TCCState
*s1
, int type
, int value
);
1828 ST_FUNC
void tcc_debug_fix_anon(TCCState
*s1
, CType
*t
);
1830 ST_FUNC
void tcc_tcov_start(TCCState
*s1
);
1831 ST_FUNC
void tcc_tcov_end(TCCState
*s1
);
1832 ST_FUNC
void tcc_tcov_check_line(TCCState
*s1
, int start
);
1833 ST_FUNC
void tcc_tcov_block_end(TCCState
*s1
, int line
);
1834 ST_FUNC
void tcc_tcov_block_begin(TCCState
*s1
);
1835 ST_FUNC
void tcc_tcov_reset_ind(TCCState
*s1
);
1837 #define stab_section s1->stab_section
1838 #define stabstr_section stab_section->link
1839 #define tcov_section s1->tcov_section
1840 #define dwarf_info_section s1->dwarf_info_section
1841 #define dwarf_abbrev_section s1->dwarf_abbrev_section
1842 #define dwarf_line_section s1->dwarf_line_section
1843 #define dwarf_aranges_section s1->dwarf_aranges_section
1844 #define dwarf_str_section s1->dwarf_str_section
1845 #define dwarf_line_str_section s1->dwarf_line_str_section
1847 /* default dwarf version for "-g". use 0 to emit stab debug infos */
1848 #ifndef DWARF_VERSION
1849 # define DWARF_VERSION 0
1852 /* default dwarf version for "-gdwarf" */
1853 #ifdef TCC_TARGET_MACHO
1854 # define DEFAULT_DWARF_VERSION 2
1856 # define DEFAULT_DWARF_VERSION 5
1859 #if defined TCC_TARGET_PE
1860 # define R_DATA_32DW 'Z' /* fake code to avoid DLL relocs */
1861 #elif defined TCC_TARGET_X86_64
1862 # define R_DATA_32DW R_X86_64_32
1864 # define R_DATA_32DW R_DATA_32
1867 /********************************************************/
1868 #if CONFIG_TCC_SEMLOCK
1870 typedef struct { int init
; CRITICAL_SECTION cr
; } TCCSem
;
1871 #elif defined __APPLE__
1872 #include <dispatch/dispatch.h>
1873 typedef struct { int init
; dispatch_semaphore_t sem
; } TCCSem
;
1875 #include <semaphore.h>
1876 typedef struct { int init
; sem_t sem
; } TCCSem
;
1878 ST_FUNC
void wait_sem(TCCSem
*p
);
1879 ST_FUNC
void post_sem(TCCSem
*p
);
1880 #define TCC_SEM(s) TCCSem s
1881 #define WAIT_SEM wait_sem
1882 #define POST_SEM post_sem
1889 /********************************************************/
1892 #define ST_DATA static
1896 /********************************************************/
1898 #define text_section TCC_STATE_VAR(text_section)
1899 #define data_section TCC_STATE_VAR(data_section)
1900 #define rodata_section TCC_STATE_VAR(rodata_section)
1901 #define bss_section TCC_STATE_VAR(bss_section)
1902 #define common_section TCC_STATE_VAR(common_section)
1903 #define cur_text_section TCC_STATE_VAR(cur_text_section)
1904 #define bounds_section TCC_STATE_VAR(bounds_section)
1905 #define lbounds_section TCC_STATE_VAR(lbounds_section)
1906 #define symtab_section TCC_STATE_VAR(symtab_section)
1907 #define gnu_ext TCC_STATE_VAR(gnu_ext)
1908 #define tcc_error_noabort TCC_SET_STATE(_tcc_error_noabort)
1909 #define tcc_error TCC_SET_STATE(_tcc_error)
1910 #define tcc_warning TCC_SET_STATE(_tcc_warning)
1912 #define total_idents TCC_STATE_VAR(total_idents)
1913 #define total_lines TCC_STATE_VAR(total_lines)
1914 #define total_bytes TCC_STATE_VAR(total_bytes)
1916 PUB_FUNC
void tcc_enter_state(TCCState
*s1
);
1917 PUB_FUNC
void tcc_exit_state(TCCState
*s1
);
1919 /* conditional warning depending on switch */
1920 #define tcc_warning_c(sw) TCC_SET_STATE((\
1921 tcc_state->warn_num = offsetof(TCCState, sw) \
1922 - offsetof(TCCState, warn_none), _tcc_warning))
1924 /********************************************************/
1927 #undef TCC_STATE_VAR
1928 #undef TCC_SET_STATE
1930 #ifdef USING_GLOBALS
1931 # define TCC_STATE_VAR(sym) tcc_state->sym
1932 # define TCC_SET_STATE(fn) fn
1933 # undef USING_GLOBALS
1936 # define TCC_STATE_VAR(sym) s1->sym
1937 # define TCC_SET_STATE(fn) (tcc_enter_state(s1),fn)
1938 # define _tcc_error use_tcc_error_noabort