[unix-history] / .ref-BSD-4_3_Net_2 / usr / src / usr.bin / gcc / cc1 / grot / va-mips.h

/* ---------------------------------------- */
/*           VARARGS  for MIPS/GNU CC       */
/*                                          */
/*                                          */
/*                                          */
/*                                          */
/* ---------------------------------------- */


/* These macros implement traditional (non-ANSI) varargs
   for GNU C.  */

#define va_alist  __builtin_va_alist
#define va_dcl    int __builtin_va_alist;
#ifndef _VA_LIST_
#define _VA_LIST_
#define va_list   char *
#endif

#define va_start(AP)  AP = (char *) &__builtin_va_alist
#define va_end(AP)

#ifdef lint	/* complains about constant in conditional context */
#define va_arg(list, mode) ((mode *)(list += sizeof(mode)))[-1]

#else		/* !lint */
#define va_arg(AP, mode) ((mode *)(AP = \
	(char *) (sizeof(mode) > 4 ? ((int)AP + 2*8 - 1) & -8 \
				   : ((int)AP + 2*4 - 1) & -4)))[-1]
#endif		/* lint */
Commit	Line	Data
5f22ea7a C	1	/* ---------------------------------------- */
	2	/* VARARGS for MIPS/GNU CC */
	3	/* */
	4	/* */
	5	/* */
	6	/* */
	7	/* ---------------------------------------- */
	8
	9
	10	/* These macros implement traditional (non-ANSI) varargs
	11	for GNU C. */
	12
	13	#define va_alist __builtin_va_alist
	14	#define va_dcl int __builtin_va_alist;
	15	#ifndef _VA_LIST_
	16	#define _VA_LIST_
	17	#define va_list char *
	18	#endif
	19
	20	#define va_start(AP) AP = (char *) &__builtin_va_alist
	21	#define va_end(AP)
	22
	23	#ifdef lint /* complains about constant in conditional context */
	24	#define va_arg(list, mode) ((mode *)(list += sizeof(mode)))[-1]
	25
	26	#else /* !lint */
	27	#define va_arg(AP, mode) ((mode *)(AP = \
	28	(char ) (sizeof(mode) > 4 ? ((int)AP + 28 - 1) & -8 \
	29	: ((int)AP + 2*4 - 1) & -4)))[-1]
	30	#endif /* lint */