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[unix-history] / gnu / usr.bin / cc / libgcc / _fixunsxfdi.c
extern int target_flags;
enum reg_class
{
NO_REGS,
AREG, DREG, CREG, BREG,
Q_REGS,
SIREG, DIREG,
INDEX_REGS,
GENERAL_REGS,
FP_TOP_REG, FP_SECOND_REG,
FLOAT_REGS,
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[];
enum machine_mode {
VOIDmode ,
QImode ,
HImode ,
PSImode ,
SImode ,
PDImode ,
DImode ,
TImode ,
OImode ,
QFmode ,
HFmode ,
SFmode ,
DFmode ,
XFmode ,
TFmode ,
SCmode ,
DCmode ,
XCmode ,
TCmode ,
CQImode ,
CHImode ,
CSImode ,
CDImode ,
CTImode ,
COImode ,
BLKmode ,
CCmode ,
CCFPEQmode ,
MAX_MACHINE_MODE };
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_size[];
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 int ptrdiff_t;
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;};
typedef union
{
struct DIstruct s;
DItype ll;
} DIunion;
extern DItype __fixunssfdi (SFtype a);
extern DItype __fixunsdfdi (DFtype a);