Go to most recent revision | Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 8687 | turbocat | 1 | #ifndef _STDARG_H_ |
| 2 | #define _STDARG_H_ |
||
| 3 | |||
| 4 | #include |
||
| 5 | |||
| 6 | #ifdef __x86_64__ |
||
| 7 | #ifndef _WIN64 |
||
| 8 | |||
| 9 | //This should be in sync with the declaration on our lib/libtcc1.c |
||
| 10 | /* GCC compatible definition of va_list. */ |
||
| 11 | typedef struct { |
||
| 12 | unsigned int gp_offset; |
||
| 13 | unsigned int fp_offset; |
||
| 14 | union { |
||
| 15 | unsigned int overflow_offset; |
||
| 16 | char *overflow_arg_area; |
||
| 17 | }; |
||
| 18 | char *reg_save_area; |
||
| 19 | } __va_list_struct; |
||
| 20 | |||
| 21 | typedef __va_list_struct va_list[1]; |
||
| 22 | |||
| 23 | extern void _FUNC(__va_start)(__va_list_struct *ap, void *fp); |
||
| 24 | extern void* _FUNC(__va_arg)(__va_list_struct *ap, int arg_type, int size, int align); |
||
| 25 | |||
| 26 | #define va_start(ap, last) __va_start(ap, __builtin_frame_address(0)) |
||
| 27 | #define va_arg(ap, type) \ |
||
| 28 | (*(type *)(__va_arg(ap, __builtin_va_arg_types(type), sizeof(type), __alignof__(type)))) |
||
| 29 | #define va_copy(dest, src) (*(dest) = *(src)) |
||
| 30 | #define va_end(ap) |
||
| 31 | |||
| 32 | #else /* _WIN64 */ |
||
| 33 | typedef char *va_list; |
||
| 34 | #define va_start(ap,last) __builtin_va_start(ap,last) |
||
| 35 | #define va_arg(ap,type) (ap += 8, sizeof(type)<=8 ? *(type*)ap : **(type**)ap) |
||
| 36 | #define va_copy(dest, src) ((dest) = (src)) |
||
| 37 | #define va_end(ap) |
||
| 38 | #endif |
||
| 39 | |||
| 40 | #elif __arm__ |
||
| 41 | typedef char *va_list; |
||
| 42 | #define _tcc_alignof(type) ((int)&((struct {char c;type x;} *)0)->x) |
||
| 43 | #define _tcc_align(addr,type) (((unsigned)addr + _tcc_alignof(type) - 1) \ |
||
| 44 | & ~(_tcc_alignof(type) - 1)) |
||
| 45 | #define va_start(ap,last) ap = ((char *)&(last)) + ((sizeof(last)+3)&~3) |
||
| 46 | #define va_arg(ap,type) (ap = (void *) ((_tcc_align(ap,type)+sizeof(type)+3) \ |
||
| 47 | &~3), *(type *)(ap - ((sizeof(type)+3)&~3))) |
||
| 48 | #define va_copy(dest, src) (dest) = (src) |
||
| 49 | #define va_end(ap) |
||
| 50 | |||
| 51 | #elif defined(__aarch64__) |
||
| 52 | typedef struct { |
||
| 53 | void *__stack; |
||
| 54 | void *__gr_top; |
||
| 55 | void *__vr_top; |
||
| 56 | int __gr_offs; |
||
| 57 | int __vr_offs; |
||
| 58 | } va_list; |
||
| 59 | #define va_start(ap, last) __va_start(ap, last) |
||
| 60 | #define va_arg(ap, type) __va_arg(ap, type) |
||
| 61 | #define va_end(ap) |
||
| 62 | #define va_copy(dest, src) ((dest) = (src)) |
||
| 63 | |||
| 64 | #else /* __i386__ */ |
||
| 65 | typedef char *va_list; |
||
| 66 | /* only correct for i386 */ |
||
| 67 | #define va_start(ap,last) ap = ((char *)&(last)) + ((sizeof(last)+3)&~3) |
||
| 68 | #define va_arg(ap,type) (ap += (sizeof(type)+3)&~3, *(type *)(ap - ((sizeof(type)+3)&~3))) |
||
| 69 | #define va_copy(dest, src) (dest) = (src) |
||
| 70 | #define va_end(ap) |
||
| 71 | #endif |
||
| 72 | |||
| 73 | /* fix a buggy dependency on GCC in libio.h */ |
||
| 74 | typedef va_list __gnuc_va_list; |
||
| 75 | #define _VA_LIST_DEFINED |
||
| 76 | |||
| 77 | #endif /* _STDARG_H */ |