diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/x2y2m1l.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/x2y2m1l.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/sysdeps/ieee754/ldbl-128/x2y2m1l.c b/sysdeps/ieee754/ldbl-128/x2y2m1l.c index 4e97885d59..0f7f8bcb86 100644 --- a/sysdeps/ieee754/ldbl-128/x2y2m1l.c +++ b/sysdeps/ieee754/ldbl-128/x2y2m1l.c @@ -27,7 +27,7 @@ overflow occurs. */ static inline void -add_split (long double *hi, long double *lo, long double x, long double y) +add_split (_Float128 *hi, _Float128 *lo, _Float128 x, _Float128 y) { /* Apply Dekker's algorithm. */ *hi = x + y; @@ -40,8 +40,8 @@ add_split (long double *hi, long double *lo, long double x, long double y) static int compare (const void *p, const void *q) { - long double pld = fabsl (*(const long double *) p); - long double qld = fabsl (*(const long double *) q); + _Float128 pld = fabsl (*(const _Float128 *) p); + _Float128 qld = fabsl (*(const _Float128 *) q); if (pld < qld) return -1; else if (pld == qld) @@ -54,22 +54,22 @@ compare (const void *p, const void *q) It is given that 1 > X >= Y >= epsilon / 2, and that X^2 + Y^2 >= 0.5. */ -long double -__x2y2m1l (long double x, long double y) +_Float128 +__x2y2m1l (_Float128 x, _Float128 y) { - long double vals[5]; + _Float128 vals[5]; SET_RESTORE_ROUNDL (FE_TONEAREST); mul_splitl (&vals[1], &vals[0], x, x); mul_splitl (&vals[3], &vals[2], y, y); vals[4] = -1.0L; - qsort (vals, 5, sizeof (long double), compare); + qsort (vals, 5, sizeof (_Float128), compare); /* Add up the values so that each element of VALS has absolute value at most equal to the last set bit of the next nonzero element. */ for (size_t i = 0; i <= 3; i++) { add_split (&vals[i + 1], &vals[i], vals[i + 1], vals[i]); - qsort (vals + i + 1, 4 - i, sizeof (long double), compare); + qsort (vals + i + 1, 4 - i, sizeof (_Float128), compare); } /* Now any error from this addition will be small. */ return vals[4] + vals[3] + vals[2] + vals[1] + vals[0]; |