linux-vybrid_public/arch/avr32/lib/libgcc.h

/* Definitions for various functions 'borrowed' from gcc-3.4.3 */

#define BITS_PER_UNIT	8

typedef		 int QItype	__attribute__ ((mode (QI)));
typedef unsigned int UQItype	__attribute__ ((mode (QI)));
typedef		 int HItype	__attribute__ ((mode (HI)));
typedef unsigned int UHItype	__attribute__ ((mode (HI)));
typedef 	 int SItype	__attribute__ ((mode (SI)));
typedef unsigned int USItype	__attribute__ ((mode (SI)));
typedef		 int DItype	__attribute__ ((mode (DI)));
typedef unsigned int UDItype	__attribute__ ((mode (DI)));
typedef 	float SFtype	__attribute__ ((mode (SF)));
typedef		float DFtype	__attribute__ ((mode (DF)));
typedef int word_type __attribute__ ((mode (__word__)));

#define W_TYPE_SIZE (4 * BITS_PER_UNIT)
#define Wtype	SItype
#define UWtype	USItype
#define HWtype	SItype
#define UHWtype	USItype
#define DWtype	DItype
#define UDWtype	UDItype
#define __NW(a,b)	__ ## a ## si ## b
#define __NDW(a,b)	__ ## a ## di ## b

struct DWstruct {Wtype high, low;};

typedef union
{
  struct DWstruct s;
  DWtype ll;
} DWunion;