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- /* The ! __SH3E_VARG case is similar to the default gvarargs.h . */
-
- #if (defined (__SH3E__) || defined (__SH4_SINGLE__) || defined (__SH4__) || defined (__SH4_SINGLE_ONLY__)) && ! defined (__HITACHI__)
- #define __SH3E_VARG
- #endif
-
- /* Define __gnuc_va_list. */
-
- #ifndef __GNUC_VA_LIST
- #define __GNUC_VA_LIST
-
- #ifdef __SH3E_VARG
-
- typedef long __va_greg;
- typedef float __va_freg;
-
- typedef struct {
- __va_greg * __va_next_o; /* next available register */
- __va_greg * __va_next_o_limit; /* past last available register */
- __va_freg * __va_next_fp; /* next available fp register */
- __va_freg * __va_next_fp_limit; /* last available fp register */
- __va_greg * __va_next_stack; /* next extended word on stack */
- } __gnuc_va_list;
-
- #else /* ! SH3E */
-
- typedef void *__gnuc_va_list;
-
- #endif /* ! SH3E */
-
- #endif /* __GNUC_VA_LIST */
-
- /* If this is for internal libc use, don't define anything but
- __gnuc_va_list. */
- #if defined (_STDARG_H) || defined (_VARARGS_H)
-
- #ifdef _STDARG_H
-
- #ifdef __SH3E_VARG
-
- #define va_start(AP, LASTARG) \
- __extension__ \
- ({ \
- (AP).__va_next_fp = (__va_freg *) __builtin_saveregs (); \
- (AP).__va_next_fp_limit = ((AP).__va_next_fp + \
- (__builtin_args_info (1) < 8 ? 8 - __builtin_args_info (1) : 0)); \
- (AP).__va_next_o = (__va_greg *) (AP).__va_next_fp_limit; \
- (AP).__va_next_o_limit = ((AP).__va_next_o + \
- (__builtin_args_info (0) < 4 ? 4 - __builtin_args_info (0) : 0)); \
- (AP).__va_next_stack = (__va_greg *) __builtin_next_arg (LASTARG); \
- })
-
- #else /* ! SH3E */
-
- #define va_start(AP, LASTARG) \
- ((AP) = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
-
- #endif /* ! SH3E */
-
- #else /* _VARARGS_H */
-
- #define va_alist __builtin_va_alist
- #define va_dcl int __builtin_va_alist;...
-
- #ifdef __SH3E_VARG
-
- #define va_start(AP) \
- __extension__ \
- ({ \
- (AP).__va_next_fp = (__va_freg *) __builtin_saveregs (); \
- (AP).__va_next_fp_limit = ((AP).__va_next_fp + \
- (__builtin_args_info (1) < 8 ? 8 - __builtin_args_info (1) : 0)); \
- (AP).__va_next_o = (__va_greg *) (AP).__va_next_fp_limit; \
- (AP).__va_next_o_limit = ((AP).__va_next_o + \
- (__builtin_args_info (0) < 4 ? 4 - __builtin_args_info (0) : 0)); \
- (AP).__va_next_stack \
- = ((__va_greg *) __builtin_next_arg (__builtin_va_alist) \
- - (__builtin_args_info (0) >= 4 || __builtin_args_info (1) >= 8 \
- ? 1 : 0)); \
- })
-
- #else /* ! SH3E */
-
- #define va_start(AP) ((AP) = (char *) &__builtin_va_alist)
-
- #endif /* ! SH3E */
-
- #endif /* _STDARG */
-
- #ifndef va_end
- void va_end (__gnuc_va_list); /* Defined in libgcc.a */
-
- /* Values returned by __builtin_classify_type. */
-
- enum __va_type_classes {
- __no_type_class = -1,
- __void_type_class,
- __integer_type_class,
- __char_type_class,
- __enumeral_type_class,
- __boolean_type_class,
- __pointer_type_class,
- __reference_type_class,
- __offset_type_class,
- __real_type_class,
- __complex_type_class,
- __function_type_class,
- __method_type_class,
- __record_type_class,
- __union_type_class,
- __array_type_class,
- __string_type_class,
- __set_type_class,
- __file_type_class,
- __lang_type_class
- };
-
- #endif
- #define va_end(pvar) ((void)0)
-
- #ifdef __LITTLE_ENDIAN__
- #define __LITTLE_ENDIAN_P 1
- #else
- #define __LITTLE_ENDIAN_P 0
- #endif
-
- #define __SCALAR_TYPE(TYPE) \
- ((TYPE) == __integer_type_class \
- || (TYPE) == __char_type_class \
- || (TYPE) == __enumeral_type_class)
-
- /* RECORD_TYPE args passed using the C calling convention are
- passed by invisible reference. ??? RECORD_TYPE args passed
- in the stack are made to be word-aligned; for an aggregate that is
- not word-aligned, we advance the pointer to the first non-reg slot. */
-
- /* When this is a smaller-than-int integer, using
- auto-increment in the promoted (SImode) is fastest;
- however, there is no way to express that is C. Therefore,
- we use an asm.
- We want the MEM_IN_STRUCT_P bit set in the emitted RTL, therefore we
- use unions even when it would otherwise be unnecessary. */
-
- /* gcc has an extension that allows to use a casted lvalue as an lvalue,
- But it doesn't work in C++ with -pedantic - even in the presence of
- __extension__ . We work around this problem by using a reference type. */
- #ifdef __cplusplus
- #define __VA_REF &
- #else
- #define __VA_REF
- #endif
-
- #define __va_arg_sh1(AP, TYPE) __extension__ \
- ({(sizeof (TYPE) == 1 \
- ? ({union {TYPE t; char c;} __t; \
- __asm("" \
- : "=r" (__t.c) \
- : "0" ((((union { int i, j; } *__VA_REF) (AP))++)->i)); \
- __t.t;}) \
- : sizeof (TYPE) == 2 \
- ? ({union {TYPE t; short s;} __t; \
- __asm("" \
- : "=r" (__t.s) \
- : "0" ((((union { int i, j; } *__VA_REF) (AP))++)->i)); \
- __t.t;}) \
- : sizeof (TYPE) >= 4 || __LITTLE_ENDIAN_P \
- ? (((union { TYPE t; int i;} *__VA_REF) (AP))++)->t \
- : ((union {TYPE t;TYPE u;}*) ((char *)++(int *__VA_REF)(AP) - sizeof (TYPE)))->t);})
-
- #ifdef __SH3E_VARG
-
- #define __PASS_AS_FLOAT(TYPE_CLASS,SIZE) \
- (TYPE_CLASS == __real_type_class && SIZE == 4)
-
- #define __TARGET_SH4_P 0
-
- #if defined(__SH4__) || defined(__SH4_SINGLE__)
- #undef __PASS_AS_FLOAT
- #define __PASS_AS_FLOAT(TYPE_CLASS,SIZE) \
- (TYPE_CLASS == __real_type_class && SIZE <= 8 \
- || TYPE_CLASS == __complex_type_class && SIZE <= 16)
- #undef __TARGET_SH4_P
- #define __TARGET_SH4_P 1
- #endif
-
- #define va_arg(pvar,TYPE) \
- __extension__ \
- ({int __type = __builtin_classify_type (* (TYPE *) 0); \
- void * __result_p; \
- if (__PASS_AS_FLOAT (__type, sizeof(TYPE))) \
- { \
- if ((pvar).__va_next_fp < (pvar).__va_next_fp_limit) \
- { \
- if (((__type == __real_type_class && sizeof (TYPE) > 4)\
- || sizeof (TYPE) > 8) \
- && (((int) (pvar).__va_next_fp ^ (int) (pvar).__va_next_fp_limit)\
- & 4)) \
- (pvar).__va_next_fp++; \
- __result_p = &(pvar).__va_next_fp; \
- } \
- else \
- __result_p = &(pvar).__va_next_stack; \
- } \
- else \
- { \
- if ((pvar).__va_next_o + ((sizeof (TYPE) + 3) / 4) \
- <= (pvar).__va_next_o_limit) \
- __result_p = &(pvar).__va_next_o; \
- else \
- { \
- if (sizeof (TYPE) > 4) \
- if (! __TARGET_SH4_P) \
- (pvar).__va_next_o = (pvar).__va_next_o_limit; \
- \
- __result_p = &(pvar).__va_next_stack; \
- } \
- } \
- __va_arg_sh1(*(void **)__result_p, TYPE);})
-
- #else /* ! SH3E */
-
- #define va_arg(AP, TYPE) __va_arg_sh1((AP), TYPE)
-
- #endif /* SH3E */
-
- /* Copy __gnuc_va_list into another variable of this type. */
- #define __va_copy(dest, src) ((dest) = (src))
-
- #endif /* defined (_STDARG_H) || defined (_VARARGS_H) */
-