diff options
Diffstat (limited to 'lib/mlibc/options/ansi/musl-generic-math/modf.c')
-rw-r--r-- | lib/mlibc/options/ansi/musl-generic-math/modf.c | 34 |
1 files changed, 0 insertions, 34 deletions
diff --git a/lib/mlibc/options/ansi/musl-generic-math/modf.c b/lib/mlibc/options/ansi/musl-generic-math/modf.c deleted file mode 100644 index 1c8a1db..0000000 --- a/lib/mlibc/options/ansi/musl-generic-math/modf.c +++ /dev/null @@ -1,34 +0,0 @@ -#include "libm.h" - -double modf(double x, double *iptr) -{ - union {double f; uint64_t i;} u = {x}; - uint64_t mask; - int e = (int)(u.i>>52 & 0x7ff) - 0x3ff; - - /* no fractional part */ - if (e >= 52) { - *iptr = x; - if (e == 0x400 && u.i<<12 != 0) /* nan */ - return x; - u.i &= 1ULL<<63; - return u.f; - } - - /* no integral part*/ - if (e < 0) { - u.i &= 1ULL<<63; - *iptr = u.f; - return x; - } - - mask = -1ULL>>12>>e; - if ((u.i & mask) == 0) { - *iptr = x; - u.i &= 1ULL<<63; - return u.f; - } - u.i &= ~mask; - *iptr = u.f; - return x - u.f; -} |