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| #ifndef COMPILERRT_DD_HEADER
#define COMPILERRT_DD_HEADER
#include "../int_lib.h"
typedef union {
long double ld;
struct {
double hi;
double lo;
} s;
} DD;
typedef union {
double d;
uint64_t x;
} doublebits;
#define LOWORDER(xy, xHi, xLo, yHi, yLo) \
(((((xHi) * (yHi) - (xy)) + (xHi) * (yLo)) + (xLo) * (yHi)) + (xLo) * (yLo))
static __inline ALWAYS_INLINE double local_fabs(double x) {
doublebits result = {.d = x};
result.x &= UINT64_C(0x7fffffffffffffff);
return result.d;
}
static __inline ALWAYS_INLINE double high26bits(double x) {
doublebits result = {.d = x};
result.x &= UINT64_C(0xfffffffff8000000);
return result.d;
}
static __inline ALWAYS_INLINE int different_sign(double x, double y) {
doublebits xsignbit = {.d = x}, ysignbit = {.d = y};
int result = (int)(xsignbit.x >> 63) ^ (int)(ysignbit.x >> 63);
return result;
}
long double __gcc_qadd(long double, long double);
long double __gcc_qsub(long double, long double);
long double __gcc_qmul(long double, long double);
long double __gcc_qdiv(long double, long double);
#endif // COMPILERRT_DD_HEADER
|