#ifndef _VACALL_R_H /*-*- C -*-*/
#define _VACALL_R_H
/*
* Copyright 1995-2004 Bruno Haible, <bruno@clisp.org>
*
* This is free software distributed under the GNU General Public Licence
* described in the file COPYING. Contact the author if you don't have this
* or can't live with it. There is ABSOLUTELY NO WARRANTY, explicit or implied,
* on this software.
*/
/* These definitions are adjusted by `configure' automatically. */
/* CPU */
#ifndef __i386__
#define __i386__ 1
#endif
#ifndef __m68k__
#undef __m68k__
#endif
#ifndef __mips__
#undef __mips__
#endif
#ifndef __mipsn32__
#undef __mipsn32__
#endif
#ifndef __mips64__
#undef __mips64__
#endif
#ifndef __sparc__
#undef __sparc__
#endif
#ifndef __sparc64__
#undef __sparc64__
#endif
#ifndef __alpha__
#undef __alpha__
#endif
#ifndef __hppa__
#undef __hppa__
#endif
#ifndef __arm__
#undef __arm__
#endif
#ifndef __rs6000__
#undef __rs6000__
#endif
#ifndef __s390__
#undef __s390__
#endif
#ifndef __m88k__
#undef __m88k__
#endif
#ifndef __convex__
#undef __convex__
#endif
#ifndef __ia64__
#undef __ia64__
#endif
#ifndef __x86_64__
#undef __x86_64__
#endif
/* Calling convention */
/* Define if using pcc non-reentrant struct return convention */
#undef __PCC_STRUCT_RETURN__
/* Define if small structs are returned in registers */
#define __SMALL_STRUCT_RETURN__ 1
/* Define if floating-point results are returned in the integer registers */
#undef __IREG_FLOAT_RETURN__
/* CL_LONGLONG */
/* Define if your compiler supports the `long long' type. */
#ifndef HAVE_LONGLONG
#undef HAVE_LONGLONG
#endif
/* AC_C_CHAR_UNSIGNED */
#ifndef __CHAR_UNSIGNED__
#undef __CHAR_UNSIGNED__
#endif
/* End of definitions adjusted by `configure'. */
/* Max # words in argument-list and temporary structure storage.
*/
#ifndef __VA_ALIST_WORDS
#define __VA_ALIST_WORDS 256
#endif
/* The `signed' keyword.
*/
#if !defined(__STDC__) && !defined(__CHAR_UNSIGNED__) && !defined(signed)
#define signed
#endif
/* Determine the alignment of a type at compile time.
*/
#if defined(__GNUC__)
#define __VA_alignof __alignof__
#else
#if defined(__mips__) || defined(__mipsn32__) || defined(__mips64__) /* SGI compiler */
#define __VA_alignof __builtin_alignof
#else
#define __VA_offsetof(type,ident) ((unsigned long)&(((type*)0)->ident))
#define __VA_alignof(type) __VA_offsetof(struct { char __slot1; type __slot2; }, __slot2)
#endif
#endif
/* C builtin types.
*/
#if defined(__mipsn32__)
typedef long long __vaword;
#else
typedef long __vaword;
#endif
enum __VAtype
{
__VAvoid,
__VAchar,
__VAschar,
__VAuchar,
__VAshort,
__VAushort,
__VAint,
__VAuint,
__VAlong,
__VAulong,
__VAlonglong,
__VAulonglong,
__VAfloat,
__VAdouble,
__VAvoidp,
__VAstruct
};
enum __VA_alist_flags
{
/* how to return structs */
/* There are basically 3 ways to return structs:
* a. The called function returns a pointer to static data. Not reentrant.
* b. The caller passes the return structure address in a dedicated register
* or as a first (or last), invisible argument. The called function stores
* its result there.
* c. Like b, and the called function also returns the return structure
* address in the return value register. (This is not very distinguishable
* from b.)
* Independently of this,
* r. small structures (<= 4 or <= 8 bytes) may be returned in the return
* value register(s), or
* m. even small structures are passed in memory.
*/
/* gcc-2.6.3 employs the following strategy:
* - If PCC_STATIC_STRUCT_RETURN is defined in the machine description
* it uses method a, else method c.
* - If flag_pcc_struct_return is set (either by -fpcc-struct-return or if
* DEFAULT_PCC_STRUCT_RETURN is defined to 1 in the machine description)
* it uses method m, else (either by -freg-struct-return or if
* DEFAULT_PCC_STRUCT_RETURN is defined to 0 in the machine description)
* method r.
*/
__VA_PCC_STRUCT_RETURN = 1<<0, /* a: need to copy the struct */
__VA_SMALL_STRUCT_RETURN = 1<<1, /* r: special case for small structs */
__VA_GCC_STRUCT_RETURN = 1<<2, /* consider 8 byte structs as small */
#if defined(__sparc__) && !defined(__sparc64__)
__VA_SUNCC_STRUCT_RETURN = 1<<3,
__VA_SUNPROCC_STRUCT_RETURN = 1<<4,
#else
__VA_SUNCC_STRUCT_RETURN = 0,
__VA_SUNPROCC_STRUCT_RETURN = 0,
#endif
#if defined(__i386__)
__VA_NEXTGCC_STRUCT_RETURN = 1<<3,
__VA_MSVC_STRUCT_RETURN = 1<<4,
#endif
#if defined(__hppa__)
__VA_OLDGCC_STRUCT_RETURN = 1<<3,
#endif
/* the default way to return structs */
/* This choice here is based on the assumption that the function you are
* going to call has been compiled with the same compiler you are using to
* include this file.
* If you want to call functions with another struct returning convention,
* just #define __VA_STRUCT_RETURN ...
* before or after #including <vacall_r.h>.
*/
#ifndef __VA_STRUCT_RETURN
__VA_STRUCT_RETURN =
#if defined(__sparc__) && !defined(__sparc64__) && defined(sun) && defined(__SUNPRO_C) /* SUNWspro cc */
__VA_SUNPROCC_STRUCT_RETURN,
#else
#if defined(__PCC_STRUCT_RETURN__) /* defined through configure, see above */
__VA_PCC_STRUCT_RETURN |
#if defined(__sparc__) && !defined(__sparc64__) && defined(sun) && !(defined(__STDC__) || defined(__GNUC__)) /* sun cc */
__VA_SUNCC_STRUCT_RETURN,
#else
0,
#endif
#else
#if defined(__SMALL_STRUCT_RETURN__) || defined(__mipsn32__) || defined(__mips64__) /* defined through configure, see above */
__VA_SMALL_STRUCT_RETURN |
#endif
#if defined(__GNUC__)
__VA_GCC_STRUCT_RETURN |
#endif
#if defined(__i386__) && defined(NeXT) && defined(__GNUC__) /* NeXT gcc-2.5.8 */
__VA_NEXTGCC_STRUCT_RETURN |
#endif
#if defined(__i386__) && defined(_MSC_VER) /* MSVC 4.0 */
__VA_MSVC_STRUCT_RETURN |
#endif
#if defined(__hppa__) && defined(__GNUC__) && (__GNUC__ < 3) && (__GNUC_MINOR__ < 7)
__VA_OLDGCC_STRUCT_RETURN |
#endif
0,
#endif
#endif
#endif
/* how to return floats */
#if defined(__m68k__) || (defined(__sparc__) && !defined(__sparc64__))
__VA_SUNCC_FLOAT_RETURN = 1<<5,
#endif
#if defined(__m68k__)
__VA_FREG_FLOAT_RETURN = 1<<6,
#endif
/* the default way to return floats */
/* This choice here is based on the assumption that the function you are
* going to call has been compiled with the same compiler you are using to
* include this file.
* If you want to call functions with another float returning convention,
* just #define __VA_FLOAT_RETURN ...
* before or after #including <vacall_r.h>.
*/
#ifndef __VA_FLOAT_RETURN
#if (defined(__m68k__) || (defined(__sparc__) && !defined(__sparc64__))) && !defined(__GNUC__) && defined(sun) && !defined(__SUNPRO_C) /* sun cc */
__VA_FLOAT_RETURN = __VA_SUNCC_FLOAT_RETURN,
#elif (defined(__m68k__) && !defined(__IREG_FLOAT_RETURN__))
__VA_FLOAT_RETURN = __VA_FREG_FLOAT_RETURN,
#else
__VA_FLOAT_RETURN = 0,
#endif
#endif
/* how to pass structs */
#if defined(__mips__) || defined(__mipsn32__) || defined(__mips64__)
__VA_SGICC_STRUCT_ARGS = 1<<7,
#endif
#if defined(__rs6000__)
__VA_AIXCC_STRUCT_ARGS = 1<<7,
#endif
/* the default way to pass floats */
/* This choice here is based on the assumption that the function you are
* going to call has been compiled with the same compiler you are using to
* include this file.
* If you want to call functions with another float passing convention,
* just #define __VA_STRUCT_ARGS ...
* before or after #including <vacall_r.h>.
*/
#ifndef __VA_STRUCT_ARGS
#if (defined(__mips__) || defined(__mipsn32__) || defined(__mips64__)) && !defined(__GNUC__) /* SGI mips cc */
__VA_STRUCT_ARGS = __VA_SGICC_STRUCT_ARGS,
#else
#if defined(__rs6000__) && defined(_AIX) && !defined(__GNUC__) /* AIX cc, xlc */
__VA_STRUCT_ARGS = __VA_AIXCC_STRUCT_ARGS,
#else
__VA_STRUCT_ARGS = 0,
#endif
#endif
#endif
/* how to pass floats */
/* ANSI C compilers and GNU gcc pass floats as floats.
* K&R C compilers pass floats as doubles.
* (Except some compilers like SGI MIPS "cc" and "cc -cckr" if a prototype is
* known for the called functions. But to compile a program with prototypes,
* "cc -ansi" is better anyway.
*/
__VA_ANSI_FLOAT_ARGS = 0, /* pass floats as floats */
__VA_TRADITIONAL_FLOAT_ARGS = 1<<8, /* pass floats as doubles */
/* the default way to pass floats */
/* This choice here is based on the assumption that the function you are
* going to call has been compiled with the same compiler you are using to
* include this file.
* If you want to call functions with another float passing convention,
* just #define __VA_FLOAT_ARGS ...
* before or after #including <vacall_r.h>.
*/
#ifndef __VA_FLOAT_ARGS
#if defined(__STDC__) || defined(__GNUC__) /* what about hppa "cc -Aa" ?? */
__VA_FLOAT_ARGS = __VA_ANSI_FLOAT_ARGS,
#else
__VA_FLOAT_ARGS = __VA_TRADITIONAL_FLOAT_ARGS,
#endif
#endif
/* how to pass and return small integer arguments */
__VA_ANSI_INTEGERS = 0, /* no promotions */
__VA_TRADITIONAL_INTEGERS = 0, /* promote [u]char, [u]short to [u]int */
/* Fortunately these two methods are compatible. Our macros work with both. */
/* the default way to pass and return small integer arguments */
/* This choice here is based on the assumption that the function you are
* going to call has been compiled with the same compiler you are using to
* include this file.
* If you want to call functions with another float passing convention,
* just #define __VA_INTEGERS ...
* before or after #including <vacall_r.h>.
*/
#ifndef __VA_INTEGERS
#if defined(__STDC__) || defined(__GNUC__)
__VA_INTEGERS = __VA_ANSI_INTEGERS,
#else
__VA_INTEGERS = __VA_TRADITIONAL_INTEGERS,
#endif
#endif
/* stack cleanup policy */
__VA_CDECL_CLEANUP = 0, /* caller pops args after return */
__VA_STDCALL_CLEANUP = 1<<9, /* callee pops args before return */
/* currently only supported on __i386__ */
#ifndef __VA_CLEANUP
__VA_CLEANUP = __VA_CDECL_CLEANUP,
#endif
/* These are for internal use only */
#if defined(__i386__) || defined(__m68k__) || defined(__mipsn32__) || defined(__mips64__) || defined(__sparc64__) || defined(__alpha__) || defined(__arm__) || defined(__rs6000__) || defined(__convex__) || defined(__ia64__) || defined(__x86_64__) || defined(__s390__)
__VA_REGISTER_STRUCT_RETURN = 1<<10,
#endif
#if defined(__mips__) && !defined(__mipsn32__)
__VA_FLOAT_1 = 1<<11,
__VA_FLOAT_2 = 1<<12,
#endif
#if defined(__mipsn32__) || defined(__mips64__)
__VA_REGISTER_FLOATSTRUCT_RETURN = 1<<13,
__VA_REGISTER_DOUBLESTRUCT_RETURN = 1<<14,
#endif
__VA_flag_for_broken_compilers_that_dont_like_trailing_commas
};
/*
* Definition of the `va_alist' type.
*/
typedef struct
{
/* some va_... macros need these flags */
int flags;
/* current pointer into the argument array */
unsigned long aptr;
/* structure return pointer, return type, return type size */
void* raddr;
enum __VAtype rtype;
unsigned long rsize;
#if defined(__i386__) || (defined(__rs6000__) && defined(__MACH__) && defined(__APPLE__))
/* Filler word, needed if the numbers of words up to now in this structure */
/* is odd (because on MSVC, alignof(double) = 8, normally = 4; similarly, */
/* on MacOS X, the Apple compiler has alignof(double) = 8 whereas the */
/* standard GCC has alignof(double) = 4. */
__vaword filler1;
#endif
/* temporary storage for return value */
union {
char _char;
signed char _schar;
unsigned char _uchar;
short _short;
unsigned short _ushort;
int _int;
unsigned int _uint;
long _long;
unsigned long _ulong;
#if !(defined(__mips64__) || defined(__alpha__)) && defined(HAVE_LONGLONG)
long long _longlong;
unsigned long long _ulonglong;
#endif
float _float;
double _double;
void* _ptr;
__vaword _words[2];
} tmp;
#if defined(__i386__) || defined(__m68k__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__hppa__) || defined(__m88k__) || defined(__ia64__)
void* structraddr;
#endif
#if defined(__mips__) || defined(__mipsn32__) || defined(__mips64__) || defined(__alpha__) || defined(__hppa__)
long memargptr;
#endif
#if defined(__hppa__)
long farg_offset;
long darg_offset;
float farg[4];
double darg[2];
#endif
#if defined(__mips__) && !defined(__mipsn32__)
int anum;
float farg[2];
double darg[2];
#endif
#if defined(__mipsn32__) || defined(__mips64__)
int anum;
float farg[8];
double darg[8];
#endif
#if defined(__sparc64__)
int anum;
float farg[16];
double darg[16];
#endif
#if defined(__rs6000__)
double* memfargptr;
double farg[13];
#if !(defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))
__vaword regarg[8];
unsigned long saptr;
int onstack;
#endif
#endif
#if defined(__s390__)
float* memfargptr;
double* memdargptr;
float farg[2];
double darg[2];
__vaword regarg[5];
unsigned long saptr;
int onstack;
#endif
#if defined(__ia64__)
__vaword* saptr;
double* memfargptr;
double farg[8];
#endif
#if defined(__x86_64__)
double* memfargptr;
double farg[8];
__vaword* memiargptr;
__vaword iarg[6];
#endif
} __va_alist;
typedef __va_alist* va_alist;
/*
* Definition of the va_start_xxx macros.
*/
#define __VA_START_FLAGS \
__VA_STRUCT_RETURN | __VA_FLOAT_RETURN | __VA_STRUCT_ARGS | __VA_FLOAT_ARGS | __VA_INTEGERS | __VA_CLEANUP
#define __va_start(LIST,RETTYPE) \
((LIST)->flags = __VA_START_FLAGS, \
(LIST)->rtype = (RETTYPE) \
)
#define va_start_void(LIST) __va_start(LIST,__VAvoid)
#define va_start_char(LIST) __va_start(LIST,__VAchar)
#define va_start_schar(LIST) __va_start(LIST,__VAschar)
#define va_start_uchar(LIST) __va_start(LIST,__VAuchar)
#define va_start_short(LIST) __va_start(LIST,__VAshort)
#define va_start_ushort(LIST) __va_start(LIST,__VAushort)
#define va_start_int(LIST) __va_start(LIST,__VAint)
#define va_start_uint(LIST) __va_start(LIST,__VAuint)
#define va_start_long(LIST) __va_start(LIST,__VAlong)
#define va_start_ulong(LIST) __va_start(LIST,__VAulong)
#define va_start_longlong(LIST) __va_start(LIST,__VAlonglong)
#define va_start_ulonglong(LIST) __va_start(LIST,__VAulonglong)
#define va_start_float(LIST) __va_start(LIST,__VAfloat)
#define va_start_double(LIST) __va_start(LIST,__VAdouble)
#define va_start_ptr(LIST,TYPE) __va_start(LIST,__VAvoidp)
/*
* va_start_struct: Preparing structure return.
*/
#define va_start_struct(LIST,TYPE,TYPE_SPLITTABLE) \
_va_start_struct(LIST,sizeof(TYPE),__VA_alignof(TYPE),TYPE_SPLITTABLE)
/* _va_start_struct() is like va_start_struct(), except that you pass
* the type's size and alignment instead of the type itself.
*/
#define _va_start_struct(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
(__va_start(LIST,__VAstruct), \
(LIST)->rsize = (TYPE_SIZE), \
((LIST)->flags & __VA_SUNPROCC_STRUCT_RETURN \
? __va_start_struct2(LIST) \
: ((LIST)->flags & (__VA_PCC_STRUCT_RETURN | __VA_SUNCC_STRUCT_RETURN) \
? ((TYPE_SIZE) <= sizeof(__va_struct_buffer) || __va_error2(TYPE_SIZE), \
(LIST)->raddr = &__va_struct_buffer, \
0 \
) \
: (((LIST)->flags & __VA_SMALL_STRUCT_RETURN) \
&& __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
? ((LIST)->raddr = &(LIST)->tmp, \
__va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
) \
: __va_start_struct2(LIST) \
)) ) )
/* Determines whether a structure is returned in registers,
* depending on its size and its word-splittable flag.
*/
#if (defined(__i386__) && defined(_WIN32))
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((TYPE_SIZE) == 1 || (TYPE_SIZE) == 2 || (TYPE_SIZE) == 4 \
|| ((TYPE_SIZE) == 8 \
&& (((LIST)->flags & __VA_MSVC_STRUCT_RETURN) \
|| ((TYPE_SPLITTABLE) \
&& ((LIST)->flags & __VA_GCC_STRUCT_RETURN) \
) ) ) )
/* Turn on __VA_REGISTER_STRUCT_RETURN if __VA_SMALL_STRUCT_RETURN was set
* and the struct will actually be returned in registers.
*/
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->flags |= __VA_REGISTER_STRUCT_RETURN, 0)
#endif
#if (defined(__i386__) && !defined(_WIN32)) || defined(__m68k__) || defined(__arm__) || defined(__rs6000__) || defined(__convex__) || defined(__s390__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((TYPE_SIZE) == 1 || (TYPE_SIZE) == 2 || (TYPE_SIZE) == 4 \
|| ((TYPE_SIZE) == 8 && (TYPE_SPLITTABLE) \
&& ((LIST)->flags & __VA_GCC_STRUCT_RETURN) \
) )
/* Turn on __VA_REGISTER_STRUCT_RETURN if __VA_SMALL_STRUCT_RETURN was set
* and the struct will actually be returned in registers.
*/
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->flags |= __VA_REGISTER_STRUCT_RETURN, 0)
#endif
#if defined(__alpha__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((TYPE_SIZE) == 1 || (TYPE_SIZE) == 2 || (TYPE_SIZE) == 4 || (TYPE_SIZE) == 8 \
|| ((TYPE_SIZE) == 16 && (TYPE_SPLITTABLE) \
&& ((LIST)->flags & __VA_GCC_STRUCT_RETURN) \
) )
/* Turn on __VA_REGISTER_STRUCT_RETURN if __VA_SMALL_STRUCT_RETURN was set
* and the struct will actually be returned in registers.
*/
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->flags |= __VA_REGISTER_STRUCT_RETURN, 0)
#endif
#if defined(__hppa__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((LIST)->flags & __VA_OLDGCC_STRUCT_RETURN \
? ((TYPE_SIZE) == 1 || (TYPE_SIZE) == 2 || (TYPE_SIZE) == 4) \
: ((TYPE_SIZE) <= 8) \
)
/* Test both __VA_OLDGCC_STRUCT_RETURN and __VA_SMALL_STRUCT_RETURN at run time. */
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
0
#endif
#if defined(__mips__) && !defined(__mipsn32__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__m88k__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((TYPE_SIZE) == 1 || (TYPE_SIZE) == 2 || (TYPE_SIZE) == 4)
/* Test __VA_SMALL_STRUCT_RETURN instead of __VA_REGISTER_STRUCT_RETURN. */
#if defined(__mips__) && !defined(__mipsn32__)
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->anum++, \
0 \
)
#else
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
0
#endif
#endif
#if defined(__mipsn32__) || defined(__mips64__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((LIST)->flags & __VA_GCC_STRUCT_RETURN \
? ((TYPE_SIZE) == 1 || (TYPE_SIZE) == 2 || (TYPE_SIZE) == 4 || (TYPE_SIZE) == 8) \
: ((TYPE_SIZE) <= 16) \
)
/* Turn on __VA_REGISTER_STRUCT_RETURN if __VA_SMALL_STRUCT_RETURN was set
* and the struct will actually be returned in registers. Also turn on
* __VA_REGISTER_FLOATSTRUCT_RETURN or __VA_REGISTER_DOUBLESTRUCT_RETURN if
* the struct will be returned in floating-point registers.
*/
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->flags |= __VA_REGISTER_STRUCT_RETURN, \
(TYPE_ALIGN) == sizeof(float) && (TYPE_SPLITTABLE) \
&& ((TYPE_SIZE) == sizeof(float) || (TYPE_SIZE) == 2*sizeof(float)) \
&& ((LIST)->flags |= __VA_REGISTER_FLOATSTRUCT_RETURN), \
(TYPE_ALIGN) == sizeof(double) && (TYPE_SPLITTABLE) \
&& ((TYPE_SIZE) == sizeof(double) || (TYPE_SIZE) == 2*sizeof(double)) \
&& ((LIST)->flags |= __VA_REGISTER_DOUBLESTRUCT_RETURN), \
0)
#endif
#if defined(__sparc64__) || defined(__ia64__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((TYPE_SIZE) <= 32)
/* Turn on __VA_REGISTER_STRUCT_RETURN if __VA_SMALL_STRUCT_RETURN was set
* and the struct will actually be returned in registers.
*/
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->flags |= __VA_REGISTER_STRUCT_RETURN, \
0)
#endif
#if defined(__x86_64__)
#define __va_reg_struct_return(LIST,TYPE_SIZE,TYPE_SPLITTABLE) \
((TYPE_SIZE) <= 16)
/* Turn on __VA_REGISTER_STRUCT_RETURN if __VA_SMALL_STRUCT_RETURN was set
* and the struct will actually be returned in registers.
*/
#define __va_start_struct1(LIST,TYPE_SIZE,TYPE_ALIGN,TYPE_SPLITTABLE) \
((LIST)->flags |= __VA_REGISTER_STRUCT_RETURN, \
0)
#endif
/*
* Preparing structure return in memory.
*/
#if defined(__i386__)
/* Return structure pointer is passed in a special register or as first arg. */
#define __va_start_struct2(LIST) \
((LIST)->flags & __VA_NEXTGCC_STRUCT_RETURN \
? ((LIST)->raddr = (LIST)->structraddr, 0) /* special register */ \
: ((LIST)->raddr = *(void* *)((LIST)->aptr), /* first arg */ \
(LIST)->aptr += sizeof(void*), \
0 \
) )
#endif
#if defined(__alpha__) || defined(__arm__) || defined(__rs6000__) || defined(__convex__) || defined(__s390__)
/* Return structure pointer is passed as first arg. */
#define __va_start_struct2(LIST) \
((LIST)->raddr = *(void* *)((LIST)->aptr), \
(LIST)->aptr += sizeof(void*), \
0 \
)
#endif
#if defined(__mips__) || defined(__mipsn32__) || defined(__mips64__) || defined(__sparc64__)
/* Return structure pointer is passed as first arg. */
#define __va_start_struct2(LIST) \
((LIST)->raddr = *(void* *)((LIST)->aptr), \
(LIST)->aptr += sizeof(void*), \
(LIST)->anum++, \
0 \
)
#endif
#if defined(__x86_64__)
/* Return structure pointer is passed as first arg. */
#define __va_start_struct2(LIST) \
((LIST)->raddr = (void *)(*(LIST)->memiargptr++), \
0 \
)
#endif
#if defined(__m68k__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__hppa__) || defined(__m88k__) || defined(__ia64__)
/* Return structure pointer is passed in a special register. */
#define __va_start_struct2(LIST) \
((LIST)->raddr = (LIST)->structraddr, 0)
#endif
/*
* Definition of the va_arg_xxx macros.
*/
/* Padding of non-struct arguments. */
#define __va_argsize(TYPE_SIZE) \
(((TYPE_SIZE) + sizeof(__vaword)-1) & -(long)sizeof(__vaword))
#if defined(__i386__) || defined(__m68k__) || defined(__mips__) && !defined(__mipsn32__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__alpha__) || defined(__arm__) || (defined(__rs6000__) && (defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))) || defined(__m88k__) || defined(__convex__) || defined(__ia64__) || defined(__x86_64__)
/* args grow up */
/* small structures < 1 word are adjusted depending on compiler */
#define __va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - __va_argsize(TYPE_SIZE) \
)
#define __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - ((TYPE_SIZE) < sizeof(__vaword) \
? (TYPE_SIZE) \
: __va_argsize(TYPE_SIZE) \
) \
)
#endif
#if defined(__rs6000__) && !(defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))
/* args grow up */
/* small structures < 1 word are adjusted depending on compiler */
/* Also make sure we switch to the stack pointer after 8 args */
#define __va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((((LIST)->onstack == 0 && (LIST)->aptr >= (long)&(LIST)->regarg[8]) \
? ((LIST)->onstack=1, (LIST)->aptr = (LIST)->saptr) : 0), \
(LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - __va_argsize(TYPE_SIZE) \
)
#define __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((((LIST)->onstack == 0 && (LIST)->aptr >= (long)&(LIST)->regarg[8]) \
? ((LIST)->onstack=1, (LIST)->aptr = (LIST)->saptr) : 0), \
(LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - ((TYPE_SIZE) < sizeof(__vaword) \
? (TYPE_SIZE) \
: __va_argsize(TYPE_SIZE) \
) \
)
#endif
#if defined(__s390__)
/* args grow up */
/* small structures < 1 word are adjusted depending on compiler */
/* Also make sure we switch to the stack pointer after 5 args */
#define __va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((((LIST)->onstack == 0 && (LIST)->aptr >= (long)&(LIST)->regarg[5]) \
? ((LIST)->onstack=1, (LIST)->aptr = (LIST)->saptr) : 0), \
(LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - __va_argsize(TYPE_SIZE) \
)
#define __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
(((((LIST)->onstack == 0 && ((LIST)->aptr >= (long)&(LIST)->regarg[5])) \
|| ((TYPE_SIZE) > sizeof(__vaword) && (LIST)->aptr >= (long)&(LIST)->regarg[4])) \
? ((LIST)->onstack=1, (LIST)->aptr = (LIST)->saptr) : 0), \
(LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - ((TYPE_SIZE) < sizeof(__vaword) \
? (TYPE_SIZE) \
: __va_argsize(TYPE_SIZE) \
) \
)
#endif
#if defined(__mipsn32__) || defined(__mips64__) || defined(__sparc64__)
/* args grow up */
/* small structures < 1 word are adjusted depending on compiler */
#define __va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->anum += __va_argsize(TYPE_SIZE)/sizeof(__vaword), \
(LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - __va_argsize(TYPE_SIZE) \
)
#define __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->anum += __va_argsize(TYPE_SIZE)/sizeof(__vaword), \
(LIST)->aptr += __va_argsize(TYPE_SIZE), \
(LIST)->aptr - ((TYPE_SIZE) < sizeof(__vaword) \
? (TYPE_SIZE) \
: __va_argsize(TYPE_SIZE) \
) \
)
#endif
#if defined(__hppa__)
/* args grow down */
#define __va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->aptr = (LIST)->aptr - __va_argsize(TYPE_SIZE), \
((TYPE_SIZE) > 4 && ((LIST)->aptr &= -8)), \
(LIST)->aptr \
)
#define __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->aptr = (LIST)->aptr - __va_argsize(TYPE_SIZE), \
((TYPE_SIZE) > 4 && ((LIST)->aptr &= -8)), \
(LIST)->aptr + ((-(TYPE_SIZE)) & 3) \
)
#endif
#if defined(__i386__) || defined(__alpha__) || defined(__ia64__)
/* little endian -> small args < 1 word are adjusted to the left */
#define __va_arg_adjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
__va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN)
#endif
#if defined(__m68k__) || defined(__mipsn32__) || defined(__mips64__) || defined(__sparc__) || defined(__sparc64__) || defined(__hppa__) || defined(__arm__) || defined(__rs6000__) || defined(__m88k__) || defined(__convex__) || defined(__s390__)
/* big endian -> small args < 1 word are adjusted to the right */
#define __va_arg_adjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
__va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN)
#endif
#if defined(__mips__) && !defined(__mipsn32__)
/* big endian -> small args < 1 word are adjusted to the right */
#define __va_arg_adjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->anum++, __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN))
#endif
#if defined(__x86_64__)
/* the first 6 argument words are passed in registers */
#define __va_arg_adjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->memiargptr + ((TYPE_SIZE) + sizeof(__vaword)-1) / sizeof(__vaword) <= &(LIST)->iarg[6] \
? ((LIST)->memiargptr += ((TYPE_SIZE) + sizeof(__vaword)-1) / sizeof(__vaword), \
(LIST)->memiargptr - ((TYPE_SIZE) + sizeof(__vaword)-1) / sizeof(__vaword) \
) \
: (void*)__va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
)
#endif
#define __va_arg(LIST,TYPE) \
*(TYPE*)__va_arg_adjusted(LIST,sizeof(TYPE),__VA_alignof(TYPE))
/* Integer arguments. */
#define va_arg_char(LIST) __va_arg(LIST,char)
#define va_arg_schar(LIST) __va_arg(LIST,signed char)
#define va_arg_uchar(LIST) __va_arg(LIST,unsigned char)
#define va_arg_short(LIST) __va_arg(LIST,short)
#define va_arg_ushort(LIST) __va_arg(LIST,unsigned short)
#define va_arg_int(LIST) __va_arg(LIST,int)
#define va_arg_uint(LIST) __va_arg(LIST,unsigned int)
#define va_arg_long(LIST) __va_arg(LIST,long)
#define va_arg_ulong(LIST) __va_arg(LIST,unsigned long)
#if defined(__mips64__) || defined(__sparc64__) || defined(__alpha__) || defined(__ia64__) || defined(__x86_64__)
/* `long long' and `long' are identical. */
#define va_arg_longlong va_arg_long
#define va_arg_ulonglong va_arg_ulong
#elif defined(__mipsn32__)
/* `long long' fits in __vaword. */
#define va_arg_longlong(LIST) __va_arg(LIST,long long)
#define va_arg_ulonglong(LIST) __va_arg(LIST,unsigned long long)
#elif defined(__i386__) || defined(__m68k__) || defined(__mips__) || (defined(__sparc__) && !defined(__sparc64__)) || defined(__hppa__) || defined(__arm__) || defined(__rs6000__) || defined(__m88k__) || defined(__convex__) || defined(__s390__)
/* `long long's are passed embedded on the arg stack. */
#define va_arg_longlong(LIST) __va_arg_longlong(LIST,long long)
#define va_arg_ulonglong(LIST) __va_arg_longlong(LIST,unsigned long long)
#if defined(__i386__) || defined(__m68k__) || defined(__arm__) || (defined(__rs6000__) && (defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))) || defined(__convex__)
/* `long long's are (at most) word-aligned. */
#define __va_arg_longlong(LIST,TYPE) __va_arg(LIST,TYPE)
#endif
#if defined(__mips__) || (defined(__rs6000__) && !(defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))) || defined(__m88k__)
/* `long long's have alignment 8. */
#define __va_arg_longlong(LIST,TYPE) \
((LIST)->aptr = (((LIST)->aptr+__VA_alignof(TYPE)-1) & -(long)__VA_alignof(TYPE)), \
__va_arg(LIST,TYPE))
#endif
#if (defined(__sparc__) && !defined(__sparc64__)) || defined(__s390__)
/* Within the arg stack, the alignment is only 4, not 8. */
/* Beware against unaligned accesses! */
#define __va_arg_longlong(LIST,TYPE) \
((LIST)->tmp._words[0] = ((__vaword*)((LIST)->aptr))[0], \
(LIST)->tmp._words[1] = ((__vaword*)((LIST)->aptr))[1], \
(LIST)->aptr += sizeof(TYPE), \
(TYPE)((LIST)->tmp._longlong) \
)
#endif
#if defined(__hppa__)
/* `long long's have alignment 8. */
#define __va_arg_longlong(LIST,TYPE) \
((LIST)->aptr = ((LIST)->aptr & -(long)__VA_alignof(TYPE)), \
__va_arg(LIST,TYPE))
#endif
#endif
/* Floating point arguments. */
#define va_arg_float(LIST) \
((LIST)->flags & __VA_TRADITIONAL_FLOAT_ARGS \
? (float)va_arg_double(LIST) \
: __va_arg_float(LIST) \
)
#if defined(__i386__) || defined(__m68k__) || defined(__mipsn32__) || defined(__mips64__) || defined(__sparc__) || defined(__sparc64__) || defined(__alpha__) || defined(__arm__) || defined(__rs6000__) || defined(__convex__) || defined(__ia64__) || defined(__x86_64__) || defined(__s390__)
#define __va_align_double(LIST)
#endif
#if defined(__mips__) && !defined(__mipsn32__) || defined(__m88k__)
/* __VA_alignof(double) > sizeof(__vaword) */
#define __va_align_double(LIST) \
(LIST)->aptr = ((LIST)->aptr + sizeof(double)-1) & -(long)sizeof(double),
#endif
#if defined(__hppa__)
#define __va_align_double(LIST) \
(LIST)->aptr = (LIST)->aptr & -(long)sizeof(double),
#endif
#if defined(__sparc__) && !defined(__sparc64__)
/* Beware against unaligned `double' accesses! */
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(LIST)->tmp._words[0] = ((__vaword*)((LIST)->aptr))[0], \
(LIST)->tmp._words[1] = ((__vaword*)((LIST)->aptr))[1], \
(LIST)->aptr += sizeof(double), \
(LIST)->tmp._double \
)
#endif
#if defined(__alpha__)
/* The first 6 floating point registers have been stored in another place. */
#define va_arg_double(LIST) \
(((LIST)->aptr += sizeof(double)) <= (LIST)->memargptr \
? *(double*)((LIST)->aptr - sizeof(double) - 6*sizeof(double)) \
: *(double*)((LIST)->aptr - sizeof(double)) \
)
#define __va_arg_float(LIST) \
(((LIST)->aptr += sizeof(double)) <= (LIST)->memargptr \
? /* The first 6 args have been put into memory by "stt" instructions */\
/* (see vacall-alpha.s!). Therefore load them as doubles. */ \
/* When viewed as floats, the value will be the correct one. */ \
(float)*(double*)((LIST)->aptr - sizeof(double) - 6*sizeof(double)) \
: /* These args have been put into memory by "sts" instructions, */ \
/* therefore load them as floats. */ \
*(float*)((LIST)->aptr - sizeof(double)) \
)
#endif
#if defined(__hppa__)
/* The first 4 float registers and the first 2 double registers are stored
* elsewhere.
*/
#if 1 /* gcc-2.5.2 passes these args in general registers! A bug, I think. */
#define __va_arg_float(LIST) \
(*(float*)((LIST)->aptr -= sizeof(float)))
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
*(double*)((LIST)->aptr -= sizeof(double)) \
)
#else /* this would be correct if the args were passed in float registers. */
#define __va_arg_float(LIST) \
(((LIST)->aptr -= sizeof(float)) >= (LIST)->memargptr \
? /* The first 4 float args are stored separately. */ \
*(float*)((LIST)->aptr + (LIST)->farg_offset) \
: *(float*)((LIST)->aptr) \
)
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(((LIST)->aptr -= sizeof(double)) >= (LIST)->memargptr \
? /* The first 2 double args are stored separately. */ \
*(double*)((LIST)->aptr + (LIST)->darg_offset) \
: *(double*)((LIST)->aptr) \
))
#endif
#endif
#if defined(__mips__) && !defined(__mipsn32__)
/* The first 0,1,2 registers are stored elsewhere if they are floating-point
* parameters.
*/
#define __va_arg_float(LIST) \
((LIST)->aptr += sizeof(float), \
(LIST)->anum++, \
((LIST)->anum == 1 \
? ((LIST)->flags |= __VA_FLOAT_1, (LIST)->farg[0]) \
: ((LIST)->anum == 2 && ((LIST)->flags & __VA_FLOAT_1) \
? (/* (LIST)->flags |= __VA_FLOAT_2, */ (LIST)->farg[1]) \
: *(float*)((LIST)->aptr - sizeof(float)) \
)) )
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
(LIST)->anum++, \
((LIST)->anum == 1 \
? ((LIST)->flags |= __VA_FLOAT_1, (LIST)->darg[0]) \
: ((LIST)->anum == 2 && ((LIST)->flags & __VA_FLOAT_1) \
? (/* (LIST)->flags |= __VA_FLOAT_2, */ (LIST)->darg[1]) \
: *(double*)((LIST)->aptr - sizeof(double)) \
)) )
#endif
#if defined(__mipsn32__) || defined(__mips64__)
/* The first 0,..,8 registers are stored elsewhere if they are floating-point
* parameters.
*/
#define __va_arg_float(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
(++(LIST)->anum <= 8 \
? (LIST)->farg[(LIST)->anum - 1] \
: *(float*)((LIST)->aptr - sizeof(double)) \
))
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
(++(LIST)->anum <= 8 \
? (LIST)->darg[(LIST)->anum - 1] \
: *(double*)((LIST)->aptr - sizeof(double)) \
))
#endif
#if defined(__sparc64__)
/* The first 0,..,16 registers are stored elsewhere if they are floating-point
* parameters.
*/
#define __va_arg_float(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
(++(LIST)->anum <= 16 \
? (LIST)->farg[(LIST)->anum - 1] \
: *(float*)((LIST)->aptr - sizeof(double)) \
))
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
(++(LIST)->anum <= 16 \
? (LIST)->darg[(LIST)->anum - 1] \
: *(double*)((LIST)->aptr - sizeof(double)) \
))
#endif
#if defined(__rs6000__) && (defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))
/* The first 13 floating-point args have been stored elsewhere. */
#define __va_arg_float(LIST) \
((LIST)->aptr += sizeof(float), \
((LIST)->memfargptr < &(LIST)->farg[13] \
? (float) *((LIST)->memfargptr++) \
: *(float*)((LIST)->aptr - sizeof(float)) \
))
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
((LIST)->memfargptr < &(LIST)->farg[13] \
? *((LIST)->memfargptr++) \
: *(double*)((LIST)->aptr - sizeof(double)) \
))
#endif
#if defined(__rs6000__) && !(defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))
/* The first 8 floating-point args have been stored elsewhere. */
#define __va_arg_float(LIST) \
((LIST)->memfargptr < &(LIST)->farg[8] \
? (float) *((LIST)->memfargptr++) \
: ((LIST)->aptr = ((LIST)->onstack == 0 \
? ((LIST)->onstack=1, (LIST)->saptr) \
: (LIST)->aptr \
), \
(LIST)->aptr += sizeof(float), \
*(float*)((LIST)->aptr - sizeof(float)) \
))
#define va_arg_double(LIST) \
((LIST)->memfargptr < &(LIST)->farg[8] \
? *((LIST)->memfargptr++) \
: ((LIST)->aptr = ((LIST)->onstack == 0 \
? ((LIST)->onstack=1, (LIST)->saptr) \
: (LIST)->aptr \
), \
__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
*(double*)((LIST)->aptr - sizeof(double)) \
))
#endif
#if defined(__s390__)
/* The first 2 floating-point args have been stored elsewhere. */
#define __va_arg_float(LIST) \
((LIST)->memfargptr < &(LIST)->farg[2] \
? (LIST)->memdargptr++, (float) *((LIST)->memfargptr++) \
: ((LIST)->aptr = ((LIST)->onstack == 0 \
? ((LIST)->onstack=1, (LIST)->saptr) \
: (LIST)->aptr \
), \
(LIST)->aptr += sizeof(float), \
*(float*)((LIST)->aptr - sizeof(float)) \
))
#define va_arg_double(LIST) \
((LIST)->memdargptr < &(LIST)->darg[2] \
? (LIST)->memfargptr++, *((LIST)->memdargptr++) \
: ((LIST)->aptr = ((LIST)->onstack == 0 \
? ((LIST)->onstack=1, (LIST)->saptr) \
: (LIST)->aptr \
), \
__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
*(double*)((LIST)->aptr - sizeof(double)) \
))
#endif
#if defined(__ia64__)
/* The first 8 floating-point args have been stored elsewhere. */
#define __va_arg_float(LIST) \
((LIST)->aptr += sizeof(__vaword), \
((LIST)->memfargptr < &(LIST)->farg[8] \
? (float) *((LIST)->memfargptr++) \
: *(float*)((LIST)->aptr - sizeof(__vaword)) \
))
#define va_arg_double(LIST) \
(__va_align_double(LIST) \
(LIST)->aptr += sizeof(double), \
((LIST)->memfargptr < &(LIST)->farg[8] \
? *((LIST)->memfargptr++) \
: *(double*)((LIST)->aptr - sizeof(double)) \
))
#endif
#if defined(__x86_64__)
/* The first 8 floating-point args have been stored elsewhere. */
#define __va_arg_float(LIST) \
((LIST)->memfargptr < &(LIST)->farg[8] \
? ((LIST)->memfargptr++, \
*(float*)((LIST)->memfargptr - 1) \
) \
: ((LIST)->aptr += sizeof(__vaword), \
*(float*)((LIST)->aptr - sizeof(__vaword)) \
) )
#define va_arg_double(LIST) \
((LIST)->memfargptr < &(LIST)->farg[8] \
? *(LIST)->memfargptr++ \
: ((LIST)->aptr += sizeof(__vaword), \
*(double*)((LIST)->aptr - sizeof(__vaword)) \
) )
#endif
#ifndef __va_arg_float
#define __va_arg_float(LIST) __va_arg(LIST,float)
#endif
#ifndef va_arg_double
#define va_arg_double(LIST) \
(__va_align_double(LIST) __va_arg(LIST,double))
#endif
/* Pointer arguments. */
#define va_arg_ptr(LIST,TYPE) __va_arg(LIST,TYPE)
/* Structure arguments. */
#define va_arg_struct(LIST,TYPE) \
*(TYPE*)__va_arg_struct(LIST,sizeof(TYPE),__VA_alignof(TYPE))
/* _va_arg_struct() is like va_arg_struct(), except that you pass the type's
* size and alignment instead of the type and get the value's address instead
* of the value itself.
*/
#define _va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(void*)__va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN)
/* Structure argument alignment. */
#if defined(__i386__) && defined(_MSC_VER)
/* In MSVC, doubles inside structures have alignment 8, i.e.
* __VA_alignof(double) = 8, but doubles (and also structures containing
* doubles) are passed on the stack with alignment 4. Looks really weird.
*/
#define __va_struct_alignment(TYPE_ALIGN) \
((TYPE_ALIGN) <= 4 ? (TYPE_ALIGN) : 4)
#else
#define __va_struct_alignment(TYPE_ALIGN) \
(TYPE_ALIGN)
#endif
#define __va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(LIST)->aptr = ((LIST)->aptr + __va_struct_alignment(TYPE_ALIGN)-1) & -(long)__va_struct_alignment(TYPE_ALIGN),
#if defined(__i386__) || defined(__m68k__) || defined(__alpha__) || defined(__arm__) || defined(__m88k__) || defined(__convex__) || defined(__x86_64__)
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(__va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
__va_arg_adjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
)
#endif
#if defined(__mips__) && !defined(__mipsn32__)
/* small structures < 1 word are adjusted depending on compiler */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(__va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->flags & __VA_SGICC_STRUCT_ARGS \
? /* SGI MIPS cc passes small structures left-adjusted, although big-endian! */\
__va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
: /* SGI MIPS gcc passes small structures within the first four words left- \
* adjusted, for compatibility with cc. But structures in memory are passed \
* right-adjusted!! See gcc-2.6.3/config/mips/mips.c:function_arg(). \
*/ \
((LIST)->aptr < (LIST)->memargptr \
? __va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
: __va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
)) )
#endif
#if defined(__mipsn32__) || defined(__mips64__)
/* small structures < 1 word are adjusted depending on compiler */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(__va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->flags & __VA_SGICC_STRUCT_ARGS \
? /* SGI MIPS cc passes small structures left-adjusted, although big-endian! */\
__va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
: /* SGI MIPS gcc passes small structures right-adjusted. */ \
__va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
))
#endif
#if defined(__rs6000__) && (defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))
/* small structures < 1 word are adjusted depending on compiler */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(__va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((LIST)->flags & __VA_AIXCC_STRUCT_ARGS \
? /* AIX cc and xlc pass small structures left-adjusted, although big-endian! */\
__va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
: /* gcc passes small structures right-adjusted. */ \
__va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
))
#endif
#if defined(__rs6000__) && !(defined(_AIX) || (defined(__MACH__) && defined(__APPLE__)))
/* Structures are passed as pointers to caller-made local copies. */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
va_arg_ptr(LIST,void*)
#endif
#if defined(__sparc__) && !defined(__sparc64__)
/* Structures are passed as pointers to caller-made local copies. */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
va_arg_ptr(LIST,void*)
#endif
#if defined(__sparc64__)
/* Small structures are passed left-adjusted, although big-endian! */
/* Big structures are passed as pointers to caller-made local copies. */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((TYPE_SIZE) <= 16 \
? (__va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
__va_arg_leftadjusted(LIST,TYPE_SIZE,TYPE_ALIGN)) \
: va_arg_ptr(LIST,void*) \
)
#endif
#if defined(__s390__)
/* Structures <= 8 bytes are passed as embedded copies on the arg stack.
* Big structures are passed as pointers to caller-made local copies.
*/
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((TYPE_SIZE) != 1 && (TYPE_SIZE) != 2 && (TYPE_SIZE) != 4 && (TYPE_SIZE) != 8 \
? va_arg_ptr(LIST,void*) \
: (void*)__va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
)
#endif
#if defined(__hppa__)
/* Structures <= 8 bytes are passed as embedded copies on the arg stack.
* Big structures are passed as pointers to caller-made local copies.
*/
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((TYPE_SIZE) > 8 \
? va_arg_ptr(LIST,void*) \
: /* FIXME: gcc-2.6.3 passes structures <= 4 bytes in memory left-adjusted! ?? */\
(void*)__va_arg_rightadjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
)
#endif
#if defined(__ia64__)
/* Types larger than a word have 2-word alignment. */
#define __va_arg_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
(__va_align_struct(LIST,TYPE_SIZE,TYPE_ALIGN) \
((TYPE_SIZE) > sizeof(__vaword) && (((__vaword*)(LIST)->aptr - (LIST)->saptr) & 1) ? (LIST)->aptr += sizeof(__vaword) : 0), \
__va_arg_adjusted(LIST,TYPE_SIZE,TYPE_ALIGN) \
)
#endif
/*
* Definition of the va_return_xxx macros.
*/
#define __va_return(LIST,RETTYPE) \
(((LIST)->rtype == (RETTYPE)) || __va_error1((LIST)->rtype,RETTYPE))
#define va_return_void(LIST) \
__va_return(LIST,__VAvoid)
#define va_return_char(LIST,VAL) \
(__va_return(LIST,__VAchar), (LIST)->tmp._char = (VAL))
#define va_return_schar(LIST,VAL) \
(__va_return(LIST,__VAschar), (LIST)->tmp._schar = (VAL))
#define va_return_uchar(LIST,VAL) \
(__va_return(LIST,__VAuchar), (LIST)->tmp._uchar = (VAL))
#define va_return_short(LIST,VAL) \
(__va_return(LIST,__VAshort), (LIST)->tmp._short = (VAL))
#define va_return_ushort(LIST,VAL) \
(__va_return(LIST,__VAushort), (LIST)->tmp._ushort = (VAL))
#define va_return_int(LIST,VAL) \
(__va_return(LIST,__VAint), (LIST)->tmp._int = (VAL))
#define va_return_uint(LIST,VAL) \
(__va_return(LIST,__VAuint), (LIST)->tmp._uint = (VAL))
#define va_return_long(LIST,VAL) \
(__va_return(LIST,__VAlong), (LIST)->tmp._long = (VAL))
#define va_return_ulong(LIST,VAL) \
(__va_return(LIST,__VAulong), (LIST)->tmp._ulong = (VAL))
#if defined(__mips64__) || defined(__sparc64__) || defined(__alpha__) || defined(__ia64__) || defined(__x86_64__)
#define va_return_longlong(LIST,VAL) \
(__va_return(LIST,__VAlonglong), (LIST)->tmp._long = (VAL))
#define va_return_ulonglong(LIST,VAL) \
(__va_return(LIST,__VAulonglong), (LIST)->tmp._ulong = (VAL))
#else
#define va_return_longlong(LIST,VAL) \
(__va_return(LIST,__VAlonglong), (LIST)->tmp._longlong = (VAL))
#define va_return_ulonglong(LIST,VAL) \
(__va_return(LIST,__VAulonglong), (LIST)->tmp._ulonglong = (VAL))
#endif
#define va_return_float(LIST,VAL) \
(__va_return(LIST,__VAfloat), (LIST)->tmp._float = (VAL))
#define va_return_double(LIST,VAL) \
(__va_return(LIST,__VAdouble), (LIST)->tmp._double = (VAL))
#define va_return_ptr(LIST,TYPE,VAL) \
(__va_return(LIST,__VAvoidp), (LIST)->tmp._ptr = (void*)(TYPE)(VAL))
#define va_return_struct(LIST,TYPE,VAL) \
(__va_return(LIST,__VAstruct), *(TYPE*)((LIST)->raddr) = (VAL))
#define _va_return_struct(LIST,TYPE_SIZE,TYPE_ALIGN,VAL_ADDR) \
(__va_return(LIST,__VAstruct), \
__structcpy((void*)((LIST)->raddr),VAL_ADDR,TYPE_SIZE,TYPE_ALIGN) \
)
/* Determine whether a struct type is word-splittable, i.e. whether each of
* its components fit into a register.
* The entire computation is done at compile time.
*/
#define va_word_splittable_1(slot1) \
(__va_offset1(slot1)/sizeof(__vaword) == (__va_offset1(slot1)+sizeof(slot1)-1)/sizeof(__vaword))
#define va_word_splittable_2(slot1,slot2) \
((__va_offset1(slot1)/sizeof(__vaword) == (__va_offset1(slot1)+sizeof(slot1)-1)/sizeof(__vaword)) \
&& (__va_offset2(slot1,slot2)/sizeof(__vaword) == (__va_offset2(slot1,slot2)+sizeof(slot2)-1)/sizeof(__vaword)) \
)
#define va_word_splittable_3(slot1,slot2,slot3) \
((__va_offset1(slot1)/sizeof(__vaword) == (__va_offset1(slot1)+sizeof(slot1)-1)/sizeof(__vaword)) \
&& (__va_offset2(slot1,slot2)/sizeof(__vaword) == (__va_offset2(slot1,slot2)+sizeof(slot2)-1)/sizeof(__vaword)) \
&& (__va_offset3(slot1,slot2,slot3)/sizeof(__vaword) == (__va_offset3(slot1,slot2,slot3)+sizeof(slot3)-1)/sizeof(__vaword)) \
)
#define va_word_splittable_4(slot1,slot2,slot3,slot4) \
((__va_offset1(slot1)/sizeof(__vaword) == (__va_offset1(slot1)+sizeof(slot1)-1)/sizeof(__vaword)) \
&& (__va_offset2(slot1,slot2)/sizeof(__vaword) == (__va_offset2(slot1,slot2)+sizeof(slot2)-1)/sizeof(__vaword)) \
&& (__va_offset3(slot1,slot2,slot3)/sizeof(__vaword) == (__va_offset3(slot1,slot2,slot3)+sizeof(slot3)-1)/sizeof(__vaword)) \
&& (__va_offset4(slot1,slot2,slot3,slot4)/sizeof(__vaword) == (__va_offset4(slot1,slot2,slot3,slot4)+sizeof(slot4)-1)/sizeof(__vaword)) \
)
#define __va_offset1(slot1) \
0
#define __va_offset2(slot1,slot2) \
((__va_offset1(slot1)+sizeof(slot1)+__VA_alignof(slot2)-1) & -(long)__VA_alignof(slot2))
#define __va_offset3(slot1,slot2,slot3) \
((__va_offset2(slot1,slot2)+sizeof(slot2)+__VA_alignof(slot3)-1) & -(long)__VA_alignof(slot3))
#define __va_offset4(slot1,slot2,slot3,slot4) \
((__va_offset3(slot1,slot2,slot3)+sizeof(slot3)+__VA_alignof(slot4)-1) & -(long)__VA_alignof(slot4))
/*
* Miscellaneous declarations.
*/
#ifdef __cplusplus
extern "C" void __vacall_r (); /* the return type is variable, not void! */
#else
extern void __vacall_r (); /* the return type is variable, not void! */
#endif
#if defined(__STDC__) || defined(__GNUC__) || defined(__cplusplus)
extern int __va_error1 (enum __VAtype, enum __VAtype);
extern int __va_error2 (unsigned int);
extern void __structcpy (void* dest, void* src, unsigned long size, unsigned long alignment);
#else
extern int __va_error1 ();
extern int __va_error2 ();
extern void __structcpy ();
#endif
typedef union { __vaword room[__VA_ALIST_WORDS]; double align; } __va_struct_buffer_t;
extern __va_struct_buffer_t __va_struct_buffer;
#endif /* _VACALL_R_H */