diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/fesetround.c')
| -rw-r--r-- | sysdeps/powerpc/fpu/fesetround.c | 19 |
1 files changed, 14 insertions, 5 deletions
diff --git a/sysdeps/powerpc/fpu/fesetround.c b/sysdeps/powerpc/fpu/fesetround.c index a7efa3bbb0..f7cd6af135 100644 --- a/sysdeps/powerpc/fpu/fesetround.c +++ b/sysdeps/powerpc/fpu/fesetround.c @@ -1,5 +1,5 @@ /* Set current rounding direction. - Copyright (C) 1997, 2005, 2006 Free Software Foundation, Inc. + Copyright (C) 1997 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -20,13 +20,22 @@ #include <fenv_libc.h> -#undef fesetround int fesetround (int round) { + fenv_union_t u; + if ((unsigned int) round > 3) return 1; - else - return __fesetround(round); + + /* Get the current state. */ + u.fenv = fegetenv_register (); + + /* Set the relevant bits. */ + u.l[1] = (u.l[1] & ~3) | (round & 3); + + /* Put the new state in effect. */ + fesetenv_register (u.fenv); + + return 0; } -libm_hidden_def (fesetround) |