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Diffstat (limited to 'sysdeps/powerpc/fpu/fesetenv.c')
-rw-r--r--sysdeps/powerpc/fpu/fesetenv.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/sysdeps/powerpc/fpu/fesetenv.c b/sysdeps/powerpc/fpu/fesetenv.c
index 5a0c742ffe..fa81d78211 100644
--- a/sysdeps/powerpc/fpu/fesetenv.c
+++ b/sysdeps/powerpc/fpu/fesetenv.c
@@ -1,5 +1,6 @@
/* Install given floating-point environment.
- Copyright (C) 1997,99,2000,01,02,07 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.
The GNU C Library is free software; you can redistribute it and/or
@@ -18,8 +19,11 @@
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
__fesetenv (const fenv_t *envp)
{
@@ -29,18 +33,18 @@ __fesetenv (const fenv_t *envp)
new.fenv = *envp;
old.fenv = fegetenv_register ();
- /* If the old env has no eabled exceptions and the new env has any enabled
- 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 the old env has no enabled exceptions and the new env has any enabled
+ 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] & _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
+ /* If the old env had any enabled 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 ();
fesetenv_register (*envp);