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Add va_* macro implementation for ARM

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Thomas Preud'homme 2013-11-25 11:24:02 +08:00
parent 82b257c29c
commit 4260ce1889
1 changed files with 11 additions and 0 deletions
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11
include/stdarg.h
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@ -25,6 +25,17 @@ typedef char *va_list;
#define va_end(ap)
#endif
#elif __arm__
typedef char *va_list;
#define _tcc_alignof(type) ((int)&((struct {char c;type x;} *)0)->x)
#define _tcc_align(addr,type) (((unsigned)addr + _tcc_alignof(type) - 1) \
& ~(_tcc_alignof(type) - 1))
#define va_start(ap,last) ap = ((char *)&(last)) + ((sizeof(last)+3)&~3)
#define va_arg(ap,type) (ap = (void *) ((_tcc_align(ap,type)+sizeof(type)+3) \
&~3), *(type *)(ap - ((sizeof(type)+3)&~3)))
#define va_copy(dest, src) (dest) = (src)
#define va_end(ap)
#else /* __i386__ */
typedef char *va_list;
/* only correct for i386 */