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
29 #define CONFIG_TCC_STATIC
43 #ifdef CONFIG_TCCASSERT
45 #define TCC_ASSERT(ex) assert(ex)
47 #define TCC_ASSERT(ex)
52 # include <sys/time.h>
53 # include <sys/ucontext.h>
54 # include <sys/mman.h>
55 # ifndef CONFIG_TCC_STATIC
60 # include <sys/timeb.h>
61 # include <io.h> /* open, close etc. */
62 # include <direct.h> /* getcwd */
66 typedef UINT_PTR
uintptr_t;
68 # define inline __inline
71 # define LIBTCCAPI __declspec(dllexport)
72 # define PUB_FUNC LIBTCCAPI
76 #endif /* !CONFIG_TCCBOOT */
83 #ifdef TCC_TARGET_X86_64
84 # define ELFCLASSW ELFCLASS64
85 # define ElfW(type) Elf##64##_##type
86 # define ELFW(type) ELF##64##_##type
87 # define ElfW_Rel ElfW(Rela)
88 # define SHT_RELX SHT_RELA
89 # define REL_SECTION_FMT ".rela%s"
90 /* XXX: DLL with PLT would only work with x86-64 for now */
91 # define TCC_OUTPUT_DLL_WITH_PLT
93 # define ELFCLASSW ELFCLASS32
94 # define ElfW(type) Elf##32##_##type
95 # define ELFW(type) ELF##32##_##type
96 # define ElfW_Rel ElfW(Rel)
97 # define SHT_RELX SHT_REL
98 # define REL_SECTION_FMT ".rel%s"
101 /* target address type */
102 #define addr_t ElfW(Addr)
108 /* #define PARSE_DEBUG */
109 /* preprocessor debug */
110 /* #define PP_DEBUG */
111 /* include file debug */
112 /* #define INC_DEBUG */
113 /* memory leak debug */
114 /* #define MEM_DEBUG */
115 /* assembler debug */
116 /* #define ASM_DEBUG */
118 /* target selection */
119 /* #define TCC_TARGET_I386 *//* i386 code generator */
120 /* #define TCC_TARGET_ARM *//* ARMv4 code generator */
121 /* #define TCC_TARGET_C67 *//* TMS320C67xx code generator */
122 /* #define TCC_TARGET_X86_64 *//* x86-64 code generator */
124 /* default target is I386 */
125 #if !defined(TCC_TARGET_I386) && !defined(TCC_TARGET_ARM) && \
126 !defined(TCC_TARGET_C67) && !defined(TCC_TARGET_X86_64)
127 #define TCC_TARGET_I386
130 #if !defined(TCC_UCLIBC) && !defined(TCC_TARGET_ARM) && \
131 !defined(TCC_TARGET_C67) && !defined(TCC_TARGET_X86_64)
132 #define CONFIG_TCC_BCHECK /* enable bound checking code */
135 /* define it to include assembler support */
136 #if !defined(TCC_TARGET_ARM) && !defined(TCC_TARGET_C67)
137 #define CONFIG_TCC_ASM
140 /* object format selection */
141 #if defined(TCC_TARGET_C67)
142 #define TCC_TARGET_COFF
145 /* only native compiler supports -run */
146 #if defined _WIN32 == defined TCC_TARGET_PE
147 # if (defined __i386__ || defined _X86_) && defined TCC_TARGET_I386
148 # define TCC_IS_NATIVE
149 # elif (defined __x86_64__ || defined _AMD64_) && defined TCC_TARGET_X86_64
150 # define TCC_IS_NATIVE
151 # elif defined __arm__ && defined TCC_TARGET_ARM
152 # define TCC_IS_NATIVE
156 #if defined TCC_IS_NATIVE && !defined CONFIG_TCCBOOT
157 # define CONFIG_TCC_BACKTRACE
160 /* ------------ path configuration ------------ */
162 #ifndef CONFIG_SYSROOT
163 # define CONFIG_SYSROOT ""
165 #ifndef CONFIG_TCCDIR
166 # define CONFIG_TCCDIR "."
169 # define CONFIG_LDDIR "lib"
171 #ifndef CONFIG_MULTIARCHDIR
172 #define CONFIG_MULTIARCHDIR
175 /* path to find crt1.o, crti.o and crtn.o */
176 #ifndef CONFIG_TCC_CRTPREFIX
177 # define CONFIG_TCC_CRTPREFIX CONFIG_SYSROOT "/usr/" CONFIG_LDDIR "/" CONFIG_MULTIARCHDIR
180 /* Below: {B} is substituted by CONFIG_TCCDIR (rsp. -B option) */
182 /* system include paths */
183 #ifndef CONFIG_TCC_SYSINCLUDEPATHS
184 # ifdef TCC_TARGET_PE
185 # define CONFIG_TCC_SYSINCLUDEPATHS "{B}/include;{B}/include/winapi"
187 # define CONFIG_TCC_SYSINCLUDEPATHS \
188 CONFIG_SYSROOT "/usr/local/include/" CONFIG_MULTIARCHDIR \
189 ":" CONFIG_SYSROOT "/usr/local/include" \
190 ":" CONFIG_SYSROOT "/usr/include/" CONFIG_MULTIARCHDIR \
191 ":" CONFIG_SYSROOT "/usr/include" \
196 /* library search paths */
197 #ifndef CONFIG_TCC_LIBPATHS
198 # ifdef TCC_TARGET_PE
199 # define CONFIG_TCC_LIBPATHS "{B}/lib;{B}"
201 # define CONFIG_TCC_LIBPATHS \
202 CONFIG_SYSROOT "/usr/" CONFIG_LDDIR "/" CONFIG_MULTIARCHDIR \
203 ":" CONFIG_SYSROOT "/usr/" CONFIG_LDDIR \
204 ":" CONFIG_SYSROOT "/" CONFIG_LDDIR "/" CONFIG_MULTIARCHDIR \
205 ":" CONFIG_SYSROOT "/" CONFIG_LDDIR \
206 ":" CONFIG_SYSROOT "/usr/local/" CONFIG_LDDIR "/" CONFIG_MULTIARCHDIR \
207 ":" CONFIG_SYSROOT "/usr/local/" CONFIG_LDDIR
211 /* name of ELF interpreter */
212 #ifndef CONFIG_TCC_ELFINTERP
213 # if defined __FreeBSD__
214 # define CONFIG_TCC_ELFINTERP "/libexec/ld-elf.so.1"
215 # elif defined __FreeBSD_kernel__
216 # if defined(TCC_TARGET_X86_64)
217 # define CONFIG_TCC_ELFINTERP "/lib/ld-kfreebsd-x86-64.so.1"
219 # define CONFIG_TCC_ELFINTERP "/lib/ld.so.1"
221 # elif defined __GNU__
222 # define CONFIG_TCC_ELFINTERP "/lib/ld.so"
223 # elif defined TCC_ARM_HARDFLOAT
224 # define CONFIG_TCC_ELFINTERP "/lib/ld-linux-armhf.so.3"
225 # elif defined TCC_ARM_EABI
226 # define CONFIG_TCC_ELFINTERP "/lib/ld-linux.so.3"
227 # elif defined(TCC_TARGET_X86_64)
228 # define CONFIG_TCC_ELFINTERP "/lib64/ld-linux-x86-64.so.2"
229 # elif defined(TCC_UCLIBC)
230 # define CONFIG_TCC_ELFINTERP "/lib/ld-uClibc.so.0"
231 # elif defined(TCC_TARGET_PE)
232 # define CONFIG_TCC_ELFINTERP "-"
234 # define CONFIG_TCC_ELFINTERP "/lib/ld-linux.so.2"
238 /* library to use with CONFIG_USE_LIBGCC instead of libtcc1.a */
239 #define TCC_LIBGCC CONFIG_SYSROOT "/" CONFIG_LDDIR "/" CONFIG_MULTIARCHDIR "/libgcc_s.so.1"
241 /* -------------------------------------------- */
242 /* include the target specific definitions */
244 #define TARGET_DEFS_ONLY
245 #ifdef TCC_TARGET_I386
246 # include "i386-gen.c"
248 #ifdef TCC_TARGET_X86_64
249 # include "x86_64-gen.c"
251 #ifdef TCC_TARGET_ARM
252 # include "arm-gen.c"
254 #ifdef TCC_TARGET_C67
256 # include "c67-gen.c"
258 #undef TARGET_DEFS_ONLY
260 /* -------------------------------------------- */
262 #define INCLUDE_STACK_SIZE 32
263 #define IFDEF_STACK_SIZE 64
264 #define VSTACK_SIZE 256
265 #define STRING_MAX_SIZE 1024
266 #define PACK_STACK_SIZE 8
268 #define TOK_HASH_SIZE 8192 /* must be a power of two */
269 #define TOK_ALLOC_INCR 512 /* must be a power of two */
270 #define TOK_MAX_SIZE 4 /* token max size in int unit when stored in string */
272 /* token symbol management */
273 typedef struct TokenSym
{
274 struct TokenSym
*hash_next
;
275 struct Sym
*sym_define
; /* direct pointer to define */
276 struct Sym
*sym_label
; /* direct pointer to label */
277 struct Sym
*sym_struct
; /* direct pointer to structure */
278 struct Sym
*sym_identifier
; /* direct pointer to identifier */
279 int tok
; /* token number */
285 typedef unsigned short nwchar_t
;
287 typedef int nwchar_t
;
290 typedef struct CString
{
291 int size
; /* size in bytes */
292 void *data
; /* either 'char *' or 'nwchar_t *' */
294 void *data_allocated
; /* if non NULL, data has been malloced */
297 /* type definition */
298 typedef struct CType
{
304 typedef union CValue
{
310 unsigned int ul
; /* address (should be unsigned long on 64 bit cpu) */
312 unsigned long long ull
;
313 struct CString
*cstr
;
315 int tab
[LDOUBLE_SIZE
/4];
319 typedef struct SValue
{
320 CType type
; /* type */
321 unsigned short r
; /* register + flags */
322 unsigned short r2
; /* second register, used for 'long long'
323 type. If not used, set to VT_CONST */
324 CValue c
; /* constant, if VT_CONST */
325 struct Sym
*sym
; /* symbol, if (VT_SYM | VT_CONST) */
328 /* symbol management */
330 int v
; /* symbol token */
331 char *asm_label
; /* associated asm label */
332 long r
; /* associated register */
334 long c
; /* associated number */
335 int *d
; /* define token stream */
337 CType type
; /* associated type */
339 struct Sym
*next
; /* next related symbol */
340 long jnext
; /* next jump label */
342 struct Sym
*prev
; /* prev symbol in stack */
343 struct Sym
*prev_tok
; /* previous symbol for this token */
346 /* section definition */
347 /* XXX: use directly ELF structure for parameters ? */
348 /* special flag to indicate that the section should not be linked to
350 #define SHF_PRIVATE 0x80000000
352 /* special flag, too */
353 #define SECTION_ABS ((void *)1)
355 typedef struct Section
{
356 unsigned long data_offset
; /* current data offset */
357 unsigned char *data
; /* section data */
358 unsigned long data_allocated
; /* used for realloc() handling */
359 int sh_name
; /* elf section name (only used during output) */
360 int sh_num
; /* elf section number */
361 int sh_type
; /* elf section type */
362 int sh_flags
; /* elf section flags */
363 int sh_info
; /* elf section info */
364 int sh_addralign
; /* elf section alignment */
365 int sh_entsize
; /* elf entry size */
366 unsigned long sh_size
; /* section size (only used during output) */
367 addr_t sh_addr
; /* address at which the section is relocated */
368 unsigned long sh_offset
; /* file offset */
369 int nb_hashed_syms
; /* used to resize the hash table */
370 struct Section
*link
; /* link to another section */
371 struct Section
*reloc
; /* corresponding section for relocation, if any */
372 struct Section
*hash
; /* hash table for symbols */
373 struct Section
*next
;
374 char name
[1]; /* section name */
377 typedef struct DLLReference
{
383 /* GNUC attribute definition */
384 typedef struct AttributeDef
{
386 func_call
: 3, /* calling convention (0..5), see below */
387 aligned
: 5, /* alignement (0..16) */
396 struct Section
*section
;
397 int alias_target
; /* token */
400 /* gr: wrappers for casting sym->r for other purposes */
401 #define FUNC_CALL(r) (((AttributeDef*)&(r))->func_call)
402 #define FUNC_EXPORT(r) (((AttributeDef*)&(r))->func_export)
403 #define FUNC_IMPORT(r) (((AttributeDef*)&(r))->func_import)
404 #define FUNC_ARGS(r) (((AttributeDef*)&(r))->func_args)
405 #define FUNC_PROTO(r) (((AttributeDef*)&(r))->func_proto)
406 #define FUNC_ALIGN(r) (((AttributeDef*)&(r))->aligned)
407 #define FUNC_PACKED(r) (((AttributeDef*)&(r))->packed)
408 #define ATTR_MODE(r) (((AttributeDef*)&(r))->mode)
409 #define INT_ATTR(ad) (*(int*)(ad))
411 /* -------------------------------------------------- */
413 #define SYM_STRUCT 0x40000000 /* struct/union/enum symbol space */
414 #define SYM_FIELD 0x20000000 /* struct/union field symbol space */
415 #define SYM_FIRST_ANOM 0x10000000 /* first anonymous sym */
417 #define VLA_SP_LOC_SET 0x01 /* Location of SP on stack has been allocated */
418 #define VLA_SP_SAVED 0x02 /* SP has been saved to slot already */
419 #define VLA_NEED_NEW_FRAME 0x04 /* Needs new frame for next VLA */
420 #define VLA_IN_SCOPE 0x08 /* One or more VLAs are in scope */
421 #define VLA_SCOPE_FLAGS (VLA_SP_SAVED|VLA_NEED_NEW_FRAME|VLA_IN_SCOPE) /* Flags which are saved and restored upon entering and exiting a block */
423 /* stored in 'Sym.c' field */
424 #define FUNC_NEW 1 /* ansi function prototype */
425 #define FUNC_OLD 2 /* old function prototype */
426 #define FUNC_ELLIPSIS 3 /* ansi function prototype with ... */
428 /* stored in 'Sym.r' field */
429 #define FUNC_CDECL 0 /* standard c call */
430 #define FUNC_STDCALL 1 /* pascal c call */
431 #define FUNC_FASTCALL1 2 /* first param in %eax */
432 #define FUNC_FASTCALL2 3 /* first parameters in %eax, %edx */
433 #define FUNC_FASTCALL3 4 /* first parameter in %eax, %edx, %ecx */
434 #define FUNC_FASTCALLW 5 /* first parameter in %ecx, %edx */
436 /* field 'Sym.t' for macros */
437 #define MACRO_OBJ 0 /* object like macro */
438 #define MACRO_FUNC 1 /* function like macro */
440 /* field 'Sym.r' for C labels */
441 #define LABEL_DEFINED 0 /* label is defined */
442 #define LABEL_FORWARD 1 /* label is forward defined */
443 #define LABEL_DECLARED 2 /* label is declared but never used */
445 /* type_decl() types */
446 #define TYPE_ABSTRACT 1 /* type without variable */
447 #define TYPE_DIRECT 2 /* type with variable */
449 #define IO_BUF_SIZE 8192
451 typedef struct BufferedFile
{
455 struct BufferedFile
*prev
;
456 int line_num
; /* current line number - here to simplify code */
457 int ifndef_macro
; /* #ifndef macro / #endif search */
458 int ifndef_macro_saved
; /* saved ifndef_macro */
459 int *ifdef_stack_ptr
; /* ifdef_stack value at the start of the file */
460 char filename
[1024]; /* filename */
461 unsigned char buffer
[IO_BUF_SIZE
+ 1]; /* extra size for CH_EOB char */
464 #define CH_EOB '\\' /* end of buffer or '\0' char in file */
465 #define CH_EOF (-1) /* end of file */
467 /* parsing state (used to save parser state to reparse part of the
468 source several times) */
469 typedef struct ParseState
{
470 const int *macro_ptr
;
476 /* used to record tokens */
477 typedef struct TokenString
{
484 /* inline functions */
485 typedef struct InlineFunc
{
491 /* include file cache, used to find files faster and also to eliminate
492 inclusion if the include file is protected by #ifndef ... #endif */
493 typedef struct CachedInclude
{
495 int hash_next
; /* -1 if none */
496 char filename
[1]; /* path specified in #include */
499 #define CACHED_INCLUDES_HASH_SIZE 512
501 #ifdef CONFIG_TCC_ASM
502 typedef struct ExprValue
{
507 #define MAX_ASM_OPERANDS 30
508 typedef struct ASMOperand
{
509 int id
; /* GCC 3 optionnal identifier (0 if number only supported */
511 char asm_str
[16]; /* computed asm string for operand */
512 SValue
*vt
; /* C value of the expression */
513 int ref_index
; /* if >= 0, gives reference to a output constraint */
514 int input_index
; /* if >= 0, gives reference to an input constraint */
515 int priority
; /* priority, used to assign registers */
516 int reg
; /* if >= 0, register number used for this operand */
517 int is_llong
; /* true if double register value */
518 int is_memory
; /* true if memory operand */
519 int is_rw
; /* for '+' modifier */
524 unsigned long got_offset
;
525 #ifdef TCC_TARGET_ARM
526 unsigned char plt_thumb_stub
:1;
532 int verbose
; /* if true, display some information during compilation */
533 int nostdinc
; /* if true, no standard headers are added */
534 int nostdlib
; /* if true, no standard libraries are added */
535 int nocommon
; /* if true, do not use common symbols for .bss data */
536 int static_link
; /* if true, static linking is performed */
537 int rdynamic
; /* if true, all symbols are exported */
538 int symbolic
; /* if true, resolve symbols in the current module first */
539 int alacarte_link
; /* if true, only link in referenced objects from archive */
541 char *tcc_lib_path
; /* CONFIG_TCCDIR or -B option */
542 char *soname
; /* as specified on the command line (-soname) */
543 char *rpath
; /* as specified on the command line (-Wl,-rpath=) */
545 /* output type, see TCC_OUTPUT_XXX */
547 /* output format, see TCC_OUTPUT_FORMAT_xxx */
550 /* C language options */
551 int char_is_unsigned
;
552 int leading_underscore
;
554 /* warning switches */
555 int warn_write_strings
;
556 int warn_unsupported
;
559 int warn_implicit_function_declaration
;
561 /* compile with debug symbol (and use them if error during execution) */
563 #ifdef CONFIG_TCC_BCHECK
564 /* compile with built-in memory and bounds checker */
568 addr_t text_addr
; /* address of text section */
571 unsigned long section_align
; /* section alignment */
573 char *init_symbol
; /* symbols to call at load-time (not used currently) */
574 char *fini_symbol
; /* symbols to call at unload-time (not used currently) */
576 #ifdef TCC_TARGET_I386
577 int seg_size
; /* 32. Can be 16 with i386 assembler (.code16) */
580 /* array of all loaded dlls (including those referenced by loaded dlls) */
581 DLLReference
**loaded_dlls
;
585 char **include_paths
;
586 int nb_include_paths
;
588 char **sysinclude_paths
;
589 int nb_sysinclude_paths
;
592 char **library_paths
;
593 int nb_library_paths
;
595 /* crt?.o object path */
601 void (*error_func
)(void *opaque
, const char *msg
);
602 int error_set_jmp_enabled
;
603 jmp_buf error_jmp_buf
;
606 /* output file for preprocessing (-E) */
609 /* for -MD/-MF: collected dependencies for this compilation */
614 BufferedFile
*include_stack
[INCLUDE_STACK_SIZE
];
615 BufferedFile
**include_stack_ptr
;
617 int ifdef_stack
[IFDEF_STACK_SIZE
];
618 int *ifdef_stack_ptr
;
620 /* included files enclosed with #ifndef MACRO */
621 int cached_includes_hash
[CACHED_INCLUDES_HASH_SIZE
];
622 CachedInclude
**cached_includes
;
623 int nb_cached_includes
;
625 /* #pragma pack stack */
626 int pack_stack
[PACK_STACK_SIZE
];
629 /* inline functions are stored as token lists and compiled last
630 only if referenced */
631 struct InlineFunc
**inline_fns
;
636 int nb_sections
; /* number of sections, including first dummy section */
638 Section
**priv_sections
;
639 int nb_priv_sections
; /* number of private sections */
641 /* got & plt handling */
644 struct sym_attr
*sym_attrs
;
646 /* give the correspondance from symtab indexes to dynsym indexes */
647 int *symtab_to_dynsym
;
649 /* temporary dynamic symbol sections (for dll loading) */
650 Section
*dynsymtab_section
;
651 /* exported dynamic symbol section */
653 /* copy of the gobal symtab_section variable */
655 /* tiny assembler state */
661 unsigned pe_file_align
;
662 unsigned pe_stack_size
;
663 # ifdef TCC_TARGET_X86_64
671 const char *runtime_main
;
672 /* for tcc_relocate */
676 unsigned long mem_size
;
678 # if !defined TCC_TARGET_PE && (defined TCC_TARGET_X86_64 || defined TCC_TARGET_ARM)
679 /* write PLT and GOT here */
680 char *runtime_plt_and_got
;
681 unsigned runtime_plt_and_got_offset
;
682 # define TCC_HAS_RUNTIME_PLTGOT
686 /* used by main and tcc_parse_args only */
687 char **files
; /* files seen on command line */
688 int nb_files
; /* number thereof */
689 int nb_libraries
; /* number of libs thereof */
690 char *outfile
; /* output filename */
691 char *option_m
; /* only -m32/-m64 handled */
692 int print_search_dirs
; /* option */
693 int option_r
; /* option -r */
694 int do_bench
; /* option -bench */
695 int gen_deps
; /* option -MD */
696 char *deps_outfile
; /* option -MF */
699 /* The current value can be: */
700 #define VT_VALMASK 0x003f /* mask for value location, register or: */
701 #define VT_CONST 0x0030 /* constant in vc (must be first non register value) */
702 #define VT_LLOCAL 0x0031 /* lvalue, offset on stack */
703 #define VT_LOCAL 0x0032 /* offset on stack */
704 #define VT_CMP 0x0033 /* the value is stored in processor flags (in vc) */
705 #define VT_JMP 0x0034 /* value is the consequence of jmp true (even) */
706 #define VT_JMPI 0x0035 /* value is the consequence of jmp false (odd) */
707 #define VT_REF 0x0040 /* value is pointer to structure rather than address */
708 #define VT_LVAL 0x0100 /* var is an lvalue */
709 #define VT_SYM 0x0200 /* a symbol value is added */
710 #define VT_MUSTCAST 0x0400 /* value must be casted to be correct (used for
711 char/short stored in integer registers) */
712 #define VT_MUSTBOUND 0x0800 /* bound checking must be done before
713 dereferencing value */
714 #define VT_BOUNDED 0x8000 /* value is bounded. The address of the
715 bounding function call point is in vc */
716 #define VT_LVAL_BYTE 0x1000 /* lvalue is a byte */
717 #define VT_LVAL_SHORT 0x2000 /* lvalue is a short */
718 #define VT_LVAL_UNSIGNED 0x4000 /* lvalue is unsigned */
719 #define VT_LVAL_TYPE (VT_LVAL_BYTE | VT_LVAL_SHORT | VT_LVAL_UNSIGNED)
722 #define VT_BTYPE 0x000f /* mask for basic type */
723 #define VT_INT 0 /* integer type */
724 #define VT_BYTE 1 /* signed byte type */
725 #define VT_SHORT 2 /* short type */
726 #define VT_VOID 3 /* void type */
727 #define VT_PTR 4 /* pointer */
728 #define VT_ENUM 5 /* enum definition */
729 #define VT_FUNC 6 /* function type */
730 #define VT_STRUCT 7 /* struct/union definition */
731 #define VT_FLOAT 8 /* IEEE float */
732 #define VT_DOUBLE 9 /* IEEE double */
733 #define VT_LDOUBLE 10 /* IEEE long double */
734 #define VT_BOOL 11 /* ISOC99 boolean type */
735 #define VT_LLONG 12 /* 64 bit integer */
736 #define VT_LONG 13 /* long integer (NEVER USED as type, only
738 #define VT_QLONG 14 /* 128-bit integer. Only used for x86-64 ABI */
739 #define VT_QFLOAT 15 /* 128-bit float. Only used for x86-64 ABI */
740 #define VT_UNSIGNED 0x0010 /* unsigned type */
741 #define VT_ARRAY 0x0020 /* array type (also has VT_PTR) */
742 #define VT_BITFIELD 0x0040 /* bitfield modifier */
743 #define VT_CONSTANT 0x0800 /* const modifier */
744 #define VT_VOLATILE 0x1000 /* volatile modifier */
745 #define VT_SIGNED 0x2000 /* signed type */
746 #define VT_VLA 0x00020000 /* VLA type (also has VT_PTR and VT_ARRAY) */
749 #define VT_EXTERN 0x00000080 /* extern definition */
750 #define VT_STATIC 0x00000100 /* static variable */
751 #define VT_TYPEDEF 0x00000200 /* typedef definition */
752 #define VT_INLINE 0x00000400 /* inline definition */
753 #define VT_IMPORT 0x00004000 /* win32: extern data imported from dll */
754 #define VT_EXPORT 0x00008000 /* win32: data exported from dll */
755 #define VT_WEAK 0x00010000 /* weak symbol */
756 #define VT_TLS 0x00040000 /* thread-local storage */
758 #define VT_STRUCT_SHIFT 19 /* shift for bitfield shift values (max: 32 - 2*6) */
760 /* type mask (except storage) */
761 #define VT_STORAGE (VT_EXTERN | VT_STATIC | VT_TYPEDEF | VT_INLINE | VT_IMPORT | VT_EXPORT | VT_WEAK)
762 #define VT_TYPE (~(VT_STORAGE))
766 /* warning: the following compare tokens depend on i386 asm code */
773 #define TOK_Nset 0x98
774 #define TOK_Nclear 0x99
780 #define TOK_LAND 0xa0
784 #define TOK_MID 0xa3 /* inc/dec, to void constant */
786 #define TOK_UDIV 0xb0 /* unsigned division */
787 #define TOK_UMOD 0xb1 /* unsigned modulo */
788 #define TOK_PDIV 0xb2 /* fast division with undefined rounding for pointers */
789 #define TOK_CINT 0xb3 /* number in tokc */
790 #define TOK_CCHAR 0xb4 /* char constant in tokc */
791 #define TOK_STR 0xb5 /* pointer to string in tokc */
792 #define TOK_TWOSHARPS 0xb6 /* ## preprocessing token */
793 #define TOK_LCHAR 0xb7
794 #define TOK_LSTR 0xb8
795 #define TOK_CFLOAT 0xb9 /* float constant */
796 #define TOK_LINENUM 0xba /* line number info */
797 #define TOK_CDOUBLE 0xc0 /* double constant */
798 #define TOK_CLDOUBLE 0xc1 /* long double constant */
799 #define TOK_UMULL 0xc2 /* unsigned 32x32 -> 64 mul */
800 #define TOK_ADDC1 0xc3 /* add with carry generation */
801 #define TOK_ADDC2 0xc4 /* add with carry use */
802 #define TOK_SUBC1 0xc5 /* add with carry generation */
803 #define TOK_SUBC2 0xc6 /* add with carry use */
804 #define TOK_CUINT 0xc8 /* unsigned int constant */
805 #define TOK_CLLONG 0xc9 /* long long constant */
806 #define TOK_CULLONG 0xca /* unsigned long long constant */
807 #define TOK_ARROW 0xcb
808 #define TOK_DOTS 0xcc /* three dots */
809 #define TOK_SHR 0xcd /* unsigned shift right */
810 #define TOK_PPNUM 0xce /* preprocessor number */
811 #define TOK_NOSUBST 0xcf /* means following token has already been pp'd */
813 #define TOK_SHL 0x01 /* shift left */
814 #define TOK_SAR 0x02 /* signed shift right */
816 /* assignement operators : normal operator or 0x80 */
817 #define TOK_A_MOD 0xa5
818 #define TOK_A_AND 0xa6
819 #define TOK_A_MUL 0xaa
820 #define TOK_A_ADD 0xab
821 #define TOK_A_SUB 0xad
822 #define TOK_A_DIV 0xaf
823 #define TOK_A_XOR 0xde
824 #define TOK_A_OR 0xfc
825 #define TOK_A_SHL 0x81
826 #define TOK_A_SAR 0x82
829 #define offsetof(type, field) ((size_t) &((type *)0)->field)
833 #define countof(tab) (sizeof(tab) / sizeof((tab)[0]))
836 #define TOK_EOF (-1) /* end of file */
837 #define TOK_LINEFEED 10 /* line feed */
839 /* all identificators and strings have token above that */
840 #define TOK_IDENT 256
842 #define DEF_ASM(x) DEF(TOK_ASM_ ## x, #x)
843 #define TOK_ASM_int TOK_INT
844 #define TOK_ASM_weak TOK_WEAK1
846 #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
847 /* only used for i386 asm opcodes definitions */
849 DEF(TOK_ASM_ ## x ## b, #x "b") \
850 DEF(TOK_ASM_ ## x ## w, #x "w") \
851 DEF(TOK_ASM_ ## x ## l, #x "l") \
852 DEF(TOK_ASM_ ## x, #x)
854 DEF(TOK_ASM_ ## x ## w, #x "w") \
855 DEF(TOK_ASM_ ## x ## l, #x "l") \
856 DEF(TOK_ASM_ ## x, #x)
857 #ifdef TCC_TARGET_X86_64
858 # define DEF_BWLQ(x) \
859 DEF(TOK_ASM_ ## x ## b, #x "b") \
860 DEF(TOK_ASM_ ## x ## w, #x "w") \
861 DEF(TOK_ASM_ ## x ## l, #x "l") \
862 DEF(TOK_ASM_ ## x ## q, #x "q") \
863 DEF(TOK_ASM_ ## x, #x)
864 # define DEF_WLQ(x) \
865 DEF(TOK_ASM_ ## x ## w, #x "w") \
866 DEF(TOK_ASM_ ## x ## l, #x "l") \
867 DEF(TOK_ASM_ ## x ## q, #x "q") \
868 DEF(TOK_ASM_ ## x, #x)
869 # define DEF_BWLX DEF_BWLQ
870 # define DEF_WLX DEF_WLQ
871 /* number of sizes + 1 */
874 # define DEF_BWLX DEF_BWL
875 # define DEF_WLX DEF_WL
876 /* number of sizes + 1 */
881 DEF(TOK_ASM_ ## f ## x ## s, "f" #x "s") \
882 DEF(TOK_ASM_ ## fi ## x ## l, "fi" #x "l") \
883 DEF(TOK_ASM_ ## f ## x ## l, "f" #x "l") \
884 DEF(TOK_ASM_ ## fi ## x ## s, "fi" #x "s")
887 DEF(TOK_ASM_ ## f ## x, "f" #x ) \
888 DEF(TOK_ASM_ ## f ## x ## p, "f" #x "p") \
891 #define DEF_ASMTEST(x) \
923 #endif /* defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64 */
926 TOK_LAST
= TOK_IDENT
- 1,
927 #define DEF(id, str) id,
932 #define TOK_UIDENT TOK_DEFINE
935 #define snprintf _snprintf
936 #define vsnprintf _vsnprintf
938 # define strtold (long double)strtod
939 # define strtof (float)strtod
940 # define strtoll _strtoi64
941 # define strtoull _strtoui64
944 /* XXX: need to define this to use them in non ISOC99 context */
945 extern float strtof (const char *__nptr
, char **__endptr
);
946 extern long double strtold (const char *__nptr
, char **__endptr
);
950 #define IS_DIRSEP(c) (c == '/' || c == '\\')
951 #define IS_ABSPATH(p) (IS_DIRSEP(p[0]) || (p[0] && p[1] == ':' && IS_DIRSEP(p[2])))
952 #define PATHCMP stricmp
954 #define IS_DIRSEP(c) (c == '/')
955 #define IS_ABSPATH(p) IS_DIRSEP(p[0])
956 #define PATHCMP strcmp
965 /* space exlcuding newline */
966 static inline int is_space(int ch
)
968 return ch
== ' ' || ch
== '\t' || ch
== '\v' || ch
== '\f' || ch
== '\r';
971 static inline int isid(int c
)
973 return (c
>= 'a' && c
<= 'z') || (c
>= 'A' && c
<= 'Z') || c
== '_';
976 static inline int isnum(int c
)
978 return c
>= '0' && c
<= '9';
981 static inline int isoct(int c
)
983 return c
>= '0' && c
<= '7';
986 static inline int toup(int c
)
988 return (c
>= 'a' && c
<= 'z') ? c
- 'a' + 'A' : c
;
996 #define ST_INLN static inline
997 #define ST_FUNC static
998 #define ST_DATA static
1002 #define ST_DATA extern
1005 /* ------------ libtcc.c ------------ */
1007 /* use GNU C extensions */
1008 ST_DATA
int gnu_ext
;
1009 /* use Tiny C extensions */
1010 ST_DATA
int tcc_ext
;
1011 /* XXX: get rid of this ASAP */
1012 ST_DATA
struct TCCState
*tcc_state
;
1015 ST_DATA
int mem_cur_size
;
1016 ST_DATA
int mem_max_size
;
1019 #define AFF_PRINT_ERROR 0x0001 /* print error if file not found */
1020 #define AFF_REFERENCED_DLL 0x0002 /* load a referenced dll from another dll */
1021 #define AFF_PREPROCESS 0x0004 /* preprocess file */
1023 /* public functions currently used by the tcc main function */
1024 PUB_FUNC
char *pstrcpy(char *buf
, int buf_size
, const char *s
);
1025 PUB_FUNC
char *pstrcat(char *buf
, int buf_size
, const char *s
);
1026 PUB_FUNC
char *pstrncpy(char *out
, const char *in
, size_t num
);
1027 PUB_FUNC
char *tcc_basename(const char *name
);
1028 PUB_FUNC
char *tcc_fileextension (const char *name
);
1029 PUB_FUNC
void tcc_free(void *ptr
);
1030 PUB_FUNC
void *tcc_malloc(unsigned long size
);
1031 PUB_FUNC
void *tcc_mallocz(unsigned long size
);
1032 PUB_FUNC
void *tcc_realloc(void *ptr
, unsigned long size
);
1033 PUB_FUNC
char *tcc_strdup(const char *str
);
1034 #define free(p) use_tcc_free(p)
1035 #define malloc(s) use_tcc_malloc(s)
1036 #define realloc(p, s) use_tcc_realloc(p, s)
1038 #define strdup(s) use_tcc_strdup(s)
1039 PUB_FUNC
void tcc_memstats(void);
1040 PUB_FUNC
void tcc_error_noabort(const char *fmt
, ...);
1041 PUB_FUNC
void tcc_error(const char *fmt
, ...);
1042 PUB_FUNC
void tcc_warning(const char *fmt
, ...);
1044 /* other utilities */
1045 ST_FUNC
void dynarray_add(void ***ptab
, int *nb_ptr
, void *data
);
1046 ST_FUNC
void dynarray_reset(void *pp
, int *n
);
1047 ST_FUNC
void cstr_ccat(CString
*cstr
, int ch
);
1048 ST_FUNC
void cstr_cat(CString
*cstr
, const char *str
);
1049 ST_FUNC
void cstr_wccat(CString
*cstr
, int ch
);
1050 ST_FUNC
void cstr_new(CString
*cstr
);
1051 ST_FUNC
void cstr_free(CString
*cstr
);
1052 ST_FUNC
void cstr_reset(CString
*cstr
);
1054 ST_FUNC Section
*new_section(TCCState
*s1
, const char *name
, int sh_type
, int sh_flags
);
1055 ST_FUNC
void section_realloc(Section
*sec
, unsigned long new_size
);
1056 ST_FUNC
void *section_ptr_add(Section
*sec
, unsigned long size
);
1057 ST_FUNC
void section_reserve(Section
*sec
, unsigned long size
);
1058 ST_FUNC Section
*find_section(TCCState
*s1
, const char *name
);
1060 ST_FUNC
void put_extern_sym2(Sym
*sym
, Section
*section
, addr_t value
, unsigned long size
, int can_add_underscore
);
1061 ST_FUNC
void put_extern_sym(Sym
*sym
, Section
*section
, addr_t value
, unsigned long size
);
1062 ST_FUNC
void greloc(Section
*s
, Sym
*sym
, unsigned long offset
, int type
);
1064 ST_INLN
void sym_free(Sym
*sym
);
1065 ST_FUNC Sym
*sym_push2(Sym
**ps
, int v
, int t
, long c
);
1066 ST_FUNC Sym
*sym_find2(Sym
*s
, int v
);
1067 ST_FUNC Sym
*sym_push(int v
, CType
*type
, int r
, int c
);
1068 ST_FUNC
void sym_pop(Sym
**ptop
, Sym
*b
);
1069 ST_INLN Sym
*struct_find(int v
);
1070 ST_INLN Sym
*sym_find(int v
);
1071 ST_FUNC Sym
*global_identifier_push(int v
, int t
, int c
);
1073 ST_FUNC
void tcc_open_bf(TCCState
*s1
, const char *filename
, int initlen
);
1074 ST_FUNC
int tcc_open(TCCState
*s1
, const char *filename
);
1075 ST_FUNC
void tcc_close(void);
1077 ST_FUNC
int tcc_add_file_internal(TCCState
*s1
, const char *filename
, int flags
);
1078 ST_FUNC
int tcc_add_crt(TCCState
*s
, const char *filename
);
1079 ST_FUNC
int tcc_add_dll(TCCState
*s
, const char *filename
, int flags
);
1081 PUB_FUNC
void tcc_print_stats(TCCState
*s
, int64_t total_time
);
1082 PUB_FUNC
int tcc_parse_args(TCCState
*s
, int argc
, char **argv
);
1084 PUB_FUNC
void tcc_set_environment(TCCState
*s
);
1086 /* ------------ tccpp.c ------------ */
1088 ST_DATA
struct BufferedFile
*file
;
1089 ST_DATA
int ch
, tok
;
1090 ST_DATA CValue tokc
;
1091 ST_DATA
const int *macro_ptr
;
1092 ST_DATA
int parse_flags
;
1093 ST_DATA
int tok_flags
;
1094 ST_DATA CString tokcstr
; /* current parsed string, if any */
1096 /* display benchmark infos */
1097 ST_DATA
int total_lines
;
1098 ST_DATA
int total_bytes
;
1099 ST_DATA
int tok_ident
;
1100 ST_DATA TokenSym
**table_ident
;
1102 #define TOK_FLAG_BOL 0x0001 /* beginning of line before */
1103 #define TOK_FLAG_BOF 0x0002 /* beginning of file before */
1104 #define TOK_FLAG_ENDIF 0x0004 /* a endif was found matching starting #ifdef */
1105 #define TOK_FLAG_EOF 0x0008 /* end of file */
1107 #define PARSE_FLAG_PREPROCESS 0x0001 /* activate preprocessing */
1108 #define PARSE_FLAG_TOK_NUM 0x0002 /* return numbers instead of TOK_PPNUM */
1109 #define PARSE_FLAG_LINEFEED 0x0004 /* line feed is returned as a
1110 token. line feed is also
1112 #define PARSE_FLAG_ASM_COMMENTS 0x0008 /* '#' can be used for line comment */
1113 #define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
1115 ST_FUNC TokenSym
*tok_alloc(const char *str
, int len
);
1116 ST_FUNC
char *get_tok_str(int v
, CValue
*cv
);
1117 ST_FUNC
void save_parse_state(ParseState
*s
);
1118 ST_FUNC
void restore_parse_state(ParseState
*s
);
1119 ST_INLN
void tok_str_new(TokenString
*s
);
1120 ST_FUNC
void tok_str_free(int *str
);
1121 ST_FUNC
void tok_str_add(TokenString
*s
, int t
);
1122 ST_FUNC
void tok_str_add_tok(TokenString
*s
);
1123 ST_INLN
void define_push(int v
, int macro_type
, int *str
, Sym
*first_arg
);
1124 ST_FUNC
void define_undef(Sym
*s
);
1125 ST_INLN Sym
*define_find(int v
);
1126 ST_FUNC
void free_defines(Sym
*b
);
1127 ST_FUNC Sym
*label_find(int v
);
1128 ST_FUNC Sym
*label_push(Sym
**ptop
, int v
, int flags
);
1129 ST_FUNC
void label_pop(Sym
**ptop
, Sym
*slast
);
1130 ST_FUNC
void parse_define(void);
1131 ST_FUNC
void preprocess(int is_bof
);
1132 ST_FUNC
void next_nomacro(void);
1133 ST_FUNC
void next(void);
1134 ST_INLN
void unget_tok(int last_tok
);
1135 ST_FUNC
void preprocess_init(TCCState
*s1
);
1136 ST_FUNC
void preprocess_new(void);
1137 ST_FUNC
int tcc_preprocess(TCCState
*s1
);
1138 ST_FUNC
void skip(int c
);
1139 ST_FUNC
void expect(const char *msg
);
1141 /* ------------ tccgen.c ------------ */
1143 ST_DATA Section
*text_section
, *data_section
, *bss_section
; /* predefined sections */
1144 ST_DATA Section
*tdata_section
, *tbss_section
; /* thread-local storage sections */
1145 ST_DATA Section
*cur_text_section
; /* current section where function code is generated */
1146 #ifdef CONFIG_TCC_ASM
1147 ST_DATA Section
*last_text_section
; /* to handle .previous asm directive */
1149 #ifdef CONFIG_TCC_BCHECK
1150 /* bound check related sections */
1151 ST_DATA Section
*bounds_section
; /* contains global data bound description */
1152 ST_DATA Section
*lbounds_section
; /* contains local data bound description */
1154 /* symbol sections */
1155 ST_DATA Section
*symtab_section
, *strtab_section
;
1156 /* debug sections */
1157 ST_DATA Section
*stab_section
, *stabstr_section
;
1159 #define SYM_POOL_NB (8192 / sizeof(Sym))
1160 ST_DATA Sym
*sym_free_first
;
1161 ST_DATA
void **sym_pools
;
1162 ST_DATA
int nb_sym_pools
;
1164 ST_DATA Sym
*global_stack
;
1165 ST_DATA Sym
*local_stack
;
1166 ST_DATA Sym
*local_label_stack
;
1167 ST_DATA Sym
*global_label_stack
;
1168 ST_DATA Sym
*define_stack
;
1169 ST_DATA CType char_pointer_type
, func_old_type
, int_type
, size_type
;
1170 ST_DATA SValue __vstack
[1+/*to make bcheck happy*/ VSTACK_SIZE
], *vtop
;
1171 #define vstack (__vstack + 1)
1172 ST_DATA
int rsym
, anon_sym
, ind
, loc
;
1174 ST_DATA
int const_wanted
; /* true if constant wanted */
1175 ST_DATA
int nocode_wanted
; /* true if no code generation wanted for an expression */
1176 ST_DATA
int global_expr
; /* true if compound literals must be allocated globally (used during initializers parsing */
1177 ST_DATA CType func_vt
; /* current function return type (used by return instruction) */
1178 ST_DATA
int func_vc
;
1179 ST_DATA
int last_line_num
, last_ind
, func_ind
; /* debug last line number and pc */
1180 ST_DATA
char *funcname
;
1182 ST_INLN
int is_float(int t
);
1183 ST_FUNC
int ieee_finite(double d
);
1184 ST_FUNC
void test_lvalue(void);
1185 ST_FUNC
void swap(int *p
, int *q
);
1186 ST_FUNC
void vpushi(int v
);
1187 ST_FUNC Sym
*external_global_sym(int v
, CType
*type
, int r
);
1188 ST_FUNC
void vset(CType
*type
, int r
, int v
);
1189 ST_FUNC
void vswap(void);
1190 ST_FUNC
void vpush_global_sym(CType
*type
, int v
);
1191 ST_FUNC
void vrote(SValue
*e
, int n
);
1192 ST_FUNC
void vrott(int n
);
1193 ST_FUNC
void vrotb(int n
);
1194 #ifdef TCC_TARGET_ARM
1195 ST_FUNC
int get_reg_ex(int rc
, int rc2
);
1196 ST_FUNC
void lexpand_nr(void);
1198 ST_FUNC
void vpushv(SValue
*v
);
1199 ST_FUNC
void save_reg(int r
);
1200 ST_FUNC
int get_reg(int rc
);
1201 ST_FUNC
void save_regs(int n
);
1202 ST_FUNC
int gv(int rc
);
1203 ST_FUNC
void gv2(int rc1
, int rc2
);
1204 ST_FUNC
void vpop(void);
1205 ST_FUNC
void gen_op(int op
);
1206 ST_FUNC
int type_size(CType
*type
, int *a
);
1207 ST_FUNC
void mk_pointer(CType
*type
);
1208 ST_FUNC
void vstore(void);
1209 ST_FUNC
void inc(int post
, int c
);
1210 ST_FUNC
void parse_asm_str(CString
*astr
);
1211 ST_FUNC
int lvalue_type(int t
);
1212 ST_FUNC
void indir(void);
1213 ST_FUNC
void unary(void);
1214 ST_FUNC
void expr_prod(void);
1215 ST_FUNC
void expr_sum(void);
1216 ST_FUNC
void gexpr(void);
1217 ST_FUNC
int expr_const(void);
1218 ST_FUNC
void gen_inline_functions(void);
1219 ST_FUNC
void decl(int l
);
1220 #if defined CONFIG_TCC_BCHECK || defined TCC_TARGET_C67
1221 ST_FUNC Sym
*get_sym_ref(CType
*type
, Section
*sec
, unsigned long offset
, unsigned long size
);
1223 #if defined TCC_TARGET_X86_64 && !defined TCC_TARGET_PE
1224 ST_FUNC
int classify_x86_64_va_arg(CType
*ty
);
1227 /* ------------ tccelf.c ------------ */
1229 #define TCC_OUTPUT_FORMAT_ELF 0 /* default output format: ELF */
1230 #define TCC_OUTPUT_FORMAT_BINARY 1 /* binary image output */
1231 #define TCC_OUTPUT_FORMAT_COFF 2 /* COFF */
1233 #define ARMAG "!<arch>\012" /* For COFF and a.out archives */
1236 unsigned int n_strx
; /* index into string table of name */
1237 unsigned char n_type
; /* type of symbol */
1238 unsigned char n_other
; /* misc info (usually empty) */
1239 unsigned short n_desc
; /* description field */
1240 unsigned int n_value
; /* value of symbol */
1243 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
);
1245 ST_FUNC
int put_elf_str(Section
*s
, const char *sym
);
1246 ST_FUNC
int put_elf_sym(Section
*s
, addr_t value
, unsigned long size
, int info
, int other
, int shndx
, const char *name
);
1247 ST_FUNC
int add_elf_sym(Section
*s
, addr_t value
, unsigned long size
, int info
, int other
, int sh_num
, const char *name
);
1248 ST_FUNC
int find_elf_sym(Section
*s
, const char *name
);
1249 ST_FUNC
void put_elf_reloc(Section
*symtab
, Section
*s
, unsigned long offset
, int type
, int symbol
);
1251 ST_FUNC
void put_stabs(const char *str
, int type
, int other
, int desc
, unsigned long value
);
1252 ST_FUNC
void put_stabs_r(const char *str
, int type
, int other
, int desc
, unsigned long value
, Section
*sec
, int sym_index
);
1253 ST_FUNC
void put_stabn(int type
, int other
, int desc
, int value
);
1254 ST_FUNC
void put_stabd(int type
, int other
, int desc
);
1256 ST_FUNC
void relocate_common_syms(void);
1257 ST_FUNC
void relocate_syms(TCCState
*s1
, int do_resolve
);
1258 ST_FUNC
void relocate_section(TCCState
*s1
, Section
*s
);
1260 ST_FUNC
void tcc_add_linker_symbols(TCCState
*s1
);
1261 ST_FUNC
int tcc_load_object_file(TCCState
*s1
, int fd
, unsigned long file_offset
);
1262 ST_FUNC
int tcc_load_archive(TCCState
*s1
, int fd
);
1263 ST_FUNC
void tcc_add_bcheck(TCCState
*s1
);
1265 ST_FUNC
void build_got_entries(TCCState
*s1
);
1266 ST_FUNC
void tcc_add_runtime(TCCState
*s1
);
1268 ST_FUNC addr_t
get_elf_sym_addr(TCCState
*s
, const char *name
, int err
);
1269 #ifdef TCC_IS_NATIVE
1270 ST_FUNC
void *tcc_get_symbol_err(TCCState
*s
, const char *name
);
1273 #ifndef TCC_TARGET_PE
1274 ST_FUNC
int tcc_load_dll(TCCState
*s1
, int fd
, const char *filename
, int level
);
1275 ST_FUNC
int tcc_load_ldscript(TCCState
*s1
);
1276 ST_FUNC
uint8_t *parse_comment(uint8_t *p
);
1277 ST_FUNC
void minp(void);
1278 ST_INLN
void inp(void);
1279 ST_FUNC
int handle_eob(void);
1282 /* ------------ xxx-gen.c ------------ */
1284 ST_DATA
const int reg_classes
[NB_REGS
];
1286 ST_FUNC
void gsym_addr(int t
, int a
);
1287 ST_FUNC
void gsym(int t
);
1288 ST_FUNC
void load(int r
, SValue
*sv
);
1289 ST_FUNC
void store(int r
, SValue
*v
);
1290 ST_FUNC
int gfunc_sret(CType
*vt
, CType
*ret
, int *align
);
1291 ST_FUNC
void gfunc_call(int nb_args
);
1292 ST_FUNC
void gfunc_prolog(CType
*func_type
);
1293 ST_FUNC
void gfunc_epilog(void);
1294 ST_FUNC
int gjmp(int t
);
1295 ST_FUNC
void gjmp_addr(int a
);
1296 ST_FUNC
int gtst(int inv
, int t
);
1297 ST_FUNC
void gen_opi(int op
);
1298 ST_FUNC
void gen_opf(int op
);
1299 ST_FUNC
void gen_cvt_ftoi(int t
);
1300 ST_FUNC
void gen_cvt_ftof(int t
);
1301 ST_FUNC
void ggoto(void);
1302 #ifndef TCC_TARGET_C67
1303 ST_FUNC
void o(unsigned int c
);
1305 #ifndef TCC_TARGET_ARM
1306 ST_FUNC
void gen_cvt_itof(int t
);
1308 ST_FUNC
void gen_vla_sp_save(int addr
);
1309 ST_FUNC
void gen_vla_sp_restore(int addr
);
1310 ST_FUNC
void gen_vla_alloc(CType
*type
, int align
);
1312 /* ------------ i386-gen.c ------------ */
1313 #if defined TCC_TARGET_I386 || defined TCC_TARGET_X86_64
1314 ST_FUNC
void g(int c
);
1315 ST_FUNC
int oad(int c
, int s
);
1316 ST_FUNC
void gen_le16(int c
);
1317 ST_FUNC
void gen_le32(int c
);
1318 ST_FUNC
void gen_addr32(int r
, Sym
*sym
, int c
);
1319 ST_FUNC
void gen_addrpc32(int r
, Sym
*sym
, int c
);
1322 #ifdef CONFIG_TCC_BCHECK
1323 ST_FUNC
void gen_bounded_ptr_add(void);
1324 ST_FUNC
void gen_bounded_ptr_deref(void);
1327 /* ------------ x86_64-gen.c ------------ */
1328 #ifdef TCC_TARGET_X86_64
1329 ST_FUNC
void gen_addr64(int r
, Sym
*sym
, int64_t c
);
1330 ST_FUNC
void gen_opl(int op
);
1333 /* ------------ arm-gen.c ------------ */
1334 #ifdef TCC_TARGET_ARM
1335 ST_FUNC
void arm_init_types(void);
1336 ST_FUNC
uint32_t encbranch(int pos
, int addr
, int fail
);
1337 ST_FUNC
void gen_cvt_itof1(int t
);
1340 /* ------------ c67-gen.c ------------ */
1341 #ifdef TCC_TARGET_C67
1344 /* ------------ tcccoff.c ------------ */
1346 #ifdef TCC_TARGET_COFF
1347 ST_FUNC
int tcc_output_coff(TCCState
*s1
, FILE *f
);
1348 ST_FUNC
int tcc_load_coff(TCCState
* s1
, int fd
);
1351 /* ------------ tccasm.c ------------ */
1352 ST_FUNC
void asm_instr(void);
1353 ST_FUNC
void asm_global_instr(void);
1354 #ifdef CONFIG_TCC_ASM
1355 ST_FUNC
int find_constraint(ASMOperand
*operands
, int nb_operands
, const char *name
, const char **pp
);
1356 ST_FUNC
void asm_expr(TCCState
*s1
, ExprValue
*pe
);
1357 ST_FUNC
int asm_int_expr(TCCState
*s1
);
1358 ST_FUNC
int tcc_assemble(TCCState
*s1
, int do_preprocess
);
1359 /* ------------ i386-asm.c ------------ */
1360 ST_FUNC
void gen_expr32(ExprValue
*pe
);
1361 ST_FUNC
void asm_opcode(TCCState
*s1
, int opcode
);
1362 ST_FUNC
void asm_compute_constraints(ASMOperand
*operands
, int nb_operands
, int nb_outputs
, const uint8_t *clobber_regs
, int *pout_reg
);
1363 ST_FUNC
void subst_asm_operand(CString
*add_str
, SValue
*sv
, int modifier
);
1364 ST_FUNC
void asm_gen_code(ASMOperand
*operands
, int nb_operands
, int nb_outputs
, int is_output
, uint8_t *clobber_regs
, int out_reg
);
1365 ST_FUNC
void asm_clobber(uint8_t *clobber_regs
, const char *str
);
1368 /* ------------ tccpe.c -------------- */
1369 #ifdef TCC_TARGET_PE
1370 ST_FUNC
int pe_load_file(struct TCCState
*s1
, const char *filename
, int fd
);
1371 ST_FUNC
int pe_output_file(TCCState
* s1
, const char *filename
);
1372 ST_FUNC
int pe_putimport(TCCState
*s1
, int dllindex
, const char *name
, addr_t value
);
1373 ST_FUNC SValue
*pe_getimport(SValue
*sv
, SValue
*v2
);
1374 #ifdef TCC_TARGET_X86_64
1375 ST_FUNC
void pe_add_unwind_data(unsigned start
, unsigned end
, unsigned stack
);
1379 /* ------------ tccrun.c ----------------- */
1380 #ifdef TCC_IS_NATIVE
1381 #ifdef CONFIG_TCC_STATIC
1382 #define RTLD_LAZY 0x001
1383 #define RTLD_NOW 0x002
1384 #define RTLD_GLOBAL 0x100
1385 #define RTLD_DEFAULT NULL
1386 /* dummy function for profiling */
1387 ST_FUNC
void *dlopen(const char *filename
, int flag
);
1388 ST_FUNC
void dlclose(void *p
);
1389 ST_FUNC
const char *dlerror(void);
1390 ST_FUNC
void *resolve_sym(TCCState
*s1
, const char *symbol
);
1391 #elif !defined _WIN32
1392 ST_FUNC
void *resolve_sym(TCCState
*s1
, const char *symbol
);
1395 #ifdef CONFIG_TCC_BACKTRACE
1396 ST_DATA
int rt_num_callers
;
1397 ST_DATA
const char **rt_bound_error_msg
;
1398 ST_DATA
void *rt_prog_main
;
1399 ST_FUNC
void tcc_set_num_callers(int n
);
1403 /********************************************************/
1406 #define ST_DATA static
1410 /********************************************************/