44 #define	va_start(ap, last) \  argument
45 	__builtin_va_start((ap), (last))
47 #define	va_arg(ap, type) \  argument
48 	__builtin_va_arg((ap), type)
58 #define	va_end(ap) \  argument
59 	__builtin_va_end(ap)
65 #define	va_start(ap, last)	((ap) = *(va_list *)0)  argument
66 #define	va_arg(ap, type)	(*(type *)(void *)&(ap))  argument
71 #define	va_start(ap, last)						\  argument
73 	 __builtin_memcpy((void *)&(ap), __builtin_saveregs (),		\
76 #define	va_start(ap, last)						\  argument
78 	 (ap).__stack = __va_stack_args,				\
79 	 (ap).__base = __va_reg_args,					\
80 	 (ap).__gpr = __va_first_gpr,					\
81 	 (ap).__fpr = __va_first_fpr)
109 #define	__va_savedgpr(ap, type)						\  argument
110 	((ap).__base + (ap).__gpr * sizeof(int) - sizeof(type))
112 #define	__va_savedfpr(ap, type)						\  argument
113 	((ap).__base + 8 * sizeof(int) + (ap).__fpr * sizeof(double) -	\
116 #define	__va_stack(ap, type)						\  argument
117 	((ap).__stack += __va_size(type) +				\
118 			(__va_longlong(type) ? (int)(ap).__stack & 4 : 0), \
119 	 (ap).__stack - sizeof(type))
121 #define	__va_gpr(ap, type)						\  argument
122 	((ap).__gpr += __va_size(type) / sizeof(int) +			\
123 		      (__va_longlong(type) ? (ap).__gpr & 1 : 0),	\
124 	 (ap).__gpr <= 8 ? __va_savedgpr(ap, type) : __va_stack(ap, type))
126 #define	__va_fpr(ap, type)						\  argument
127 	((ap).__fpr++,							\
128 	 (ap).__fpr <= 8 ? __va_savedfpr(ap, type) : __va_stack(ap, type))
130 #define	va_arg(ap, type)						\  argument
131 	(*(type *)(__va_struct(type) ? (*(void **)__va_gpr(ap, void *)) : \
132 		   __va_double(type) ? __va_fpr(ap, type) :		\
133 		   __va_gpr(ap, type)))
137 #define	va_end(ap)	  argument