diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/feupdateenv.c')
| -rw-r--r-- | sysdeps/powerpc/fpu/feupdateenv.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sysdeps/powerpc/fpu/feupdateenv.c b/sysdeps/powerpc/fpu/feupdateenv.c index 5a4000f599..5fca301fe5 100644 --- a/sysdeps/powerpc/fpu/feupdateenv.c +++ b/sysdeps/powerpc/fpu/feupdateenv.c @@ -1,5 +1,6 @@ /* Install given floating-point environment and raise exceptions. - Copyright (C) 1997,99,2000,01,07 Free Software Foundation, Inc. + Copyright (C) 1997, 1999, 2000, 2001, 2007, 2008 + Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997. @@ -19,8 +20,11 @@ 02111-1307 USA. */ #include <fenv_libc.h> +#include <fpu_control.h> #include <bp-sym.h> +#define _FPU_MASK_ALL (_FPU_MASK_ZM | _FPU_MASK_OM | _FPU_MASK_UM | _FPU_MASK_XM | _FPU_MASK_IM) + int __feupdateenv (const fenv_t *envp) { @@ -39,14 +43,14 @@ __feupdateenv (const fenv_t *envp) exceptions, then unmask SIGFPE in the MSR FE0/FE1 bits. This will put the hardware into "precise mode" and may cause the FPU to run slower on some hardware. */ - if ((old.l[1] & 0x000000F8) == 0 && (new.l[1] & 0x000000F8) != 0) + if ((old.l[1] & _FPU_MASK_ALL) == 0 && (new.l[1] & _FPU_MASK_ALL) != 0) (void)__fe_nomask_env (); /* If the old env had any eabled exceptions and the new env has no enabled exceptions, then mask SIGFPE in the MSR FE0/FE1 bits. This may allow the FPU to run faster because it always takes the default action and can not generate SIGFPE. */ - if ((old.l[1] & 0x000000F8) != 0 && (new.l[1] & 0x000000F8) == 0) + if ((old.l[1] & _FPU_MASK_ALL) != 0 && (new.l[1] & _FPU_MASK_ALL) == 0) (void)__fe_mask_env (); /* Atomically enable and raise (if appropriate) exceptions set in `new'. */ |