FP_TOP_REG
, FP_SECOND_REG
,
ALL_REGS
, LIM_REG_CLASSES
extern enum reg_class regclass_map
[17 ];
extern struct rtx_def
*i386_compare_op0
, *i386_compare_op1
;
extern struct rtx_def
*(*i386_compare_gen
)(), *(*i386_compare_gen_eq
)();
extern char *hi_reg_name
[];
extern char *qi_reg_name
[];
extern char *qi_high_reg_name
[];
extern char *mode_name
[];
enum mode_class
{ MODE_RANDOM
, MODE_INT
, MODE_FLOAT
, MODE_PARTIAL_INT
, MODE_CC
,
MODE_COMPLEX_INT
, MODE_COMPLEX_FLOAT
, MAX_MODE_CLASS
};
extern enum mode_class mode_class
[];
extern int mode_unit_size
[];
extern enum machine_mode mode_wider_mode
[];
extern enum machine_mode
mode_for_size (unsigned int, enum mode_class
, int) ;
extern enum machine_mode
get_best_mode (int, int, int, enum machine_mode
, int) ;
extern enum machine_mode class_narrowest_mode
[];
extern enum machine_mode byte_mode
;
extern enum machine_mode word_mode
;
typedef unsigned int size_t;
typedef short unsigned int wchar_t;
typedef unsigned int UQItype
__attribute__ ((mode (QI
)));
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 (SI
)));
struct DIstruct
{SItype low
, high
;};
extern DItype
__fixunssfdi (SFtype a
);
extern DItype
__fixunsdfdi (DFtype a
);
b
= (a
/ (((UDItype
) 1) << (sizeof (SItype
) * 8 ) ) );
v
<<= (sizeof (SItype
) * 8 ) ;