diff options
Diffstat (limited to 'lib/fixunsxfsi.c')
-rw-r--r-- | lib/fixunsxfsi.c | 44 |
1 files changed, 0 insertions, 44 deletions
diff --git a/lib/fixunsxfsi.c b/lib/fixunsxfsi.c deleted file mode 100644 index b9da86c4f8ea0..0000000000000 --- a/lib/fixunsxfsi.c +++ /dev/null @@ -1,44 +0,0 @@ -/* ===-- fixunsxfsi.c - Implement __fixunsxfsi -----------------------------=== - * - * The LLVM Compiler Infrastructure - * - * This file is dual licensed under the MIT and the University of Illinois Open - * Source Licenses. See LICENSE.TXT for details. - * - * ===----------------------------------------------------------------------=== - * - * This file implements __fixunsxfsi for the compiler_rt library. - * - * ===----------------------------------------------------------------------=== - */ - -#if !_ARCH_PPC - -#include "int_lib.h" - -/* Returns: convert a to a unsigned int, rounding toward zero. - * Negative values all become zero. - */ - -/* Assumption: long double is an intel 80 bit floating point type padded with 6 bytes - * su_int is a 32 bit integral type - * value in long double is representable in su_int or is negative - * (no range checking performed) - */ - -/* gggg gggg gggg gggg gggg gggg gggg gggg | gggg gggg gggg gggg seee eeee eeee eeee | - * 1mmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm | mmmm mmmm mmmm mmmm mmmm mmmm mmmm mmmm - */ - -su_int -__fixunsxfsi(long double a) -{ - long_double_bits fb; - fb.f = a; - int e = (fb.u.high.s.low & 0x00007FFF) - 16383; - if (e < 0 || (fb.u.high.s.low & 0x00008000)) - return 0; - return fb.u.low.s.high >> (31 - e); -} - -#endif /* !_ARCH_PPC */ |