a reg. This includes arguments that have to be passed by reference as the
pointer to them is passed in a reg if one is available (and that is what
we're given).
- When passing arguments NAMED is always 1. When receiving arguments NAMED
- is 1 for each argument except the last in a stdarg/varargs function. In
- a stdarg function we want to treat the last named arg as named. In a
- varargs function we want to treat the last named arg (which is
- `__builtin_va_alist') as unnamed.
This macro is only used in this file. */
-#define PASS_IN_REG_P(CUM, MODE, TYPE, NAMED) \
-((!current_function_varargs || (NAMED)) \
- && (CUM) < MAX_ARC_PARM_REGS \
+#define PASS_IN_REG_P(CUM, MODE, TYPE) \
+((CUM) < MAX_ARC_PARM_REGS \
&& ((ROUND_ADVANCE_CUM ((CUM), (MODE), (TYPE)) \
+ ROUND_ADVANCE_ARG ((MODE), (TYPE)) \
<= MAX_ARC_PARM_REGS)))
/* On the ARC the first MAX_ARC_PARM_REGS args are normally in registers
and the rest are pushed. */
#define FUNCTION_ARG(CUM, MODE, TYPE, NAMED) \
-(PASS_IN_REG_P ((CUM), (MODE), (TYPE), (NAMED)) \
+(PASS_IN_REG_P ((CUM), (MODE), (TYPE)) \
? gen_rtx_REG ((MODE), ROUND_ADVANCE_CUM ((CUM), (MODE), (TYPE))) \
: 0)