@ -39,7 +39,6 @@
# include <fcntl.h>
# include <setjmp.h>
# include <time.h>
# include <assert.h>
# ifdef CONFIG_TCCASSERT
# include <assert.h>
@ -148,7 +147,6 @@
/* #define MEM_DEBUG */
/* assembler debug */
/* #define ASM_DEBUG */
/* #define PRINTF_ASM_CODE */
/* target selection */
/* #define TCC_TARGET_I386 */ /* i386 code generator */
@ -276,7 +274,7 @@
# define DEFAULT_ELFINTERP(s) default_elfinterp(s)
# endif
/* library to use with CONFIG_USE_LIBGCC instead of libcrt .a */
/* library to use with CONFIG_USE_LIBGCC instead of libtcc1 .a */
# define TCC_LIBGCC USE_MUADIR(CONFIG_SYSROOT " / " CONFIG_LDDIR) " / libgcc_s.so.1"
/* -------------------------------------------- */
@ -305,22 +303,15 @@
# define VSTACK_SIZE 256
# define STRING_MAX_SIZE 1024
# define PACK_STACK_SIZE 8
# define MACRO_STACK_SIZE 4
# define TOK_HASH_SIZE 8192 /* must be a power of two */
# define TOK_ALLOC_INCR 512 /* must be a power of two */
# define TOK_MAX_SIZE 4 /* token max size in int unit when stored in string */
typedef struct CSym {
int off ;
int size ; /* size in *sym */
struct Sym * * data ; /* if non NULL, data has been malloced */
} CSym ;
/* token symbol management */
typedef struct TokenSym {
struct TokenSym * hash_next ;
struct C Symsym_define ; /* direct pointer to define */
struct Sym * sym_define ; /* direct pointer to define */
struct Sym * sym_label ; /* direct pointer to label */
struct Sym * sym_struct ; /* direct pointer to structure */
struct Sym * sym_identifier ; /* direct pointer to identifier */
@ -366,8 +357,8 @@ typedef union CValue {
/* value on stack */
typedef struct SValue {
CType type ; /* type */
unsigned in tr ; /* register + flags */
unsigned in tr2 ; /* second register, used for 'long long'
unsigned shor tr ; /* register + flags */
unsigned shor tr2 ; /* second register, used for 'long long'
type . If not used , set to VT_CONST */
CValue c ; /* constant, if VT_CONST */
struct Sym * sym ; /* symbol, if (VT_SYM | VT_CONST) */
@ -747,21 +738,19 @@ struct TCCState {
# define VT_CMP 0x0033 /* the value is stored in processor flags (in vc) */
# define VT_JMP 0x0034 /* value is the consequence of jmp true (even) */
# define VT_JMPI 0x0035 /* value is the consequence of jmp false (odd) */
# define TREG_MEM 0x0040 /* x86_64-gen.c add for tcc.h: The current value can be */
# define VT_REF 0x0080 /* value is pointer to structure rather than address */
# define VT_REF 0x0040 /* value is pointer to structure rather than address */
# define VT_LVAL 0x0100 /* var is an lvalue */
# define VT_SYM 0x0200 /* a symbol value is added */
# define VT_MUSTCAST 0x0400 / * value must be casted to be correct (used for
char / short stored in integer registers ) */
# define VT_MUSTBOUND 0x0800 / * bound checking must be done before
dereferencing value */
# define VT_BOUNDED 0x8000 / * value is bounded. The address of the
bounding function call point is in vc */
# define VT_LVAL_BYTE 0x1000 /* lvalue is a byte */
# define VT_LVAL_SHORT 0x2000 /* lvalue is a short */
# define VT_LVAL_UNSIGNED 0x4000 /* lvalue is unsigned */
# define VT_LVAL_TYPE (VT_LVAL_BYTE | VT_LVAL_SHORT | VT_LVAL_UNSIGNED)
# define VT_BOUNDED 0x8000 / * value is bounded. The address of the
bounding function call point is in vc */
# define VT_TMP 0x10000 /* luck or tmp stack */
/* types */
# define VT_BTYPE 0x000f /* mask for basic type */
@ -789,7 +778,6 @@ struct TCCState {
# define VT_VOLATILE 0x1000 /* volatile modifier */
# define VT_DEFSIGN 0x2000 /* signed type */
# define VT_VLA 0x00020000 /* VLA type (also has VT_PTR and VT_ARRAY) */
# define VT_VLS 0x00080000 /* VLA type (also has VT_PTR and VT_STRUCT) */
/* storage */
# define VT_EXTERN 0x00000080 /* extern definition */
@ -800,14 +788,14 @@ struct TCCState {
# define VT_EXPORT 0x00008000 /* win32: data exported from dll */
# define VT_WEAK 0x00010000 /* weak symbol */
# define VT_TLS 0x00040000 /* thread-local storage */
# define VT_VIS_SHIFT 20 / * shift for symbol visibility, overlapping
# define VT_VIS_SHIFT 19 / * shift for symbol visibility, overlapping
bitfield values , because bitfields never
have linkage and hence never have
visibility . */
# define VT_VIS_SIZE 2 /* We have four visibilities. */
# define VT_VIS_MASK (((1 << VT_VIS_SIZE)-1) << VT_VIS_SHIFT)
# define VT_STRUCT_SHIFT 20 /* shift for bitfield shift values (max: 32 - 2*6) */
# define VT_STRUCT_SHIFT 19 /* shift for bitfield shift values (max: 32 - 2*6) */
/* type mask (except storage) */
@ -1136,8 +1124,7 @@ ST_DATA TokenSym **table_ident;
token . line feed is also
returned at eof */
# define PARSE_FLAG_ASM_COMMENTS 0x0008 /* '#' can be used for line comment */
# define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
# define PARSE_FLAG_PACK 0x0020 /* #pragma pack */
# define PARSE_FLAG_SPACES 0x0010 /* next() returns space tokens (for -E) */
ST_FUNC TokenSym * tok_alloc ( const char * str , int len ) ;
ST_FUNC char * get_tok_str ( int v , CValue * cv ) ;
@ -1195,7 +1182,7 @@ ST_DATA Sym *define_stack;
ST_DATA CType char_pointer_type , func_old_type , int_type , size_type ;
ST_DATA SValue __vstack [ 1 + /*to make bcheck happy*/ VSTACK_SIZE ] , * vtop ;
# define vstack (__vstack + 1)
ST_DATA int rsym , anon_sym , ind , loc , ex_rc ;
ST_DATA int rsym , anon_sym , ind , loc ;
ST_DATA int const_wanted ; /* true if constant wanted */
ST_DATA int nocode_wanted ; /* true if no code generation wanted for an expression */
@ -1205,14 +1192,12 @@ ST_DATA int func_var; /* true if current function is variadic */
ST_DATA int func_vc ;
ST_DATA int last_line_num , last_ind , func_ind ; /* debug last line number and pc */
ST_DATA char * funcname ;
ST_DATA int pop_stack ;
ST_INLN int is_float ( int t ) ;
ST_FUNC int ieee_finite ( double d ) ;
ST_FUNC void test_lvalue ( void ) ;
ST_FUNC void swap ( int * p , int * q ) ;
ST_FUNC void vpushi ( int v ) ;
ST_FUNC void vpushs ( addr_t v ) ;
ST_FUNC Sym * external_global_sym ( int v , CType * type , int r ) ;
ST_FUNC void vset ( CType * type , int r , int v ) ;
ST_FUNC void vswap ( void ) ;
@ -1246,9 +1231,6 @@ ST_FUNC void gexpr(void);
ST_FUNC int expr_const ( void ) ;
ST_FUNC void gen_inline_functions ( void ) ;
ST_FUNC void decl ( int l ) ;
ST_FUNC void vdup ( void ) ;
ST_FUNC void gaddrof ( void ) ;
ST_FUNC int loc_stack ( int size , int is_sub ) ;
# if defined CONFIG_TCC_BCHECK || defined TCC_TARGET_C67
ST_FUNC Sym * get_sym_ref ( CType * type , Section * sec , unsigned long offset , unsigned long size ) ;
# endif
jiang
10 years ago