diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | sysdeps/i386/fpu_control.h | 4 |
2 files changed, 7 insertions, 2 deletions
@@ -1,3 +1,8 @@ +2004-11-22 Ulrich Drepper <drepper@redhat.com> + + * sysdeps/i386/fpu_control.h: Add volatile to the asms. + Patch by Alexander Stohr. + 2004-11-22 Jakub Jelinek <jakub@redhat.com> * nscd/nscd_getai (__nscd_getai): Avoid memory and file descriptor diff --git a/sysdeps/i386/fpu_control.h b/sysdeps/i386/fpu_control.h index e2d0046..0a9b57c 100644 --- a/sysdeps/i386/fpu_control.h +++ b/sysdeps/i386/fpu_control.h @@ -93,8 +93,8 @@ typedef unsigned int fpu_control_t __attribute__ ((__mode__ (__HI__))); Note that the use of these macros is no sufficient anymore with recent hardware. Some floating point operations are executed in the SSE/SSE2 engines which have their own control and status register. */ -#define _FPU_GETCW(cw) __asm__ ("fnstcw %0" : "=m" (*&cw)) -#define _FPU_SETCW(cw) __asm__ ("fldcw %0" : : "m" (*&cw)) +#define _FPU_GETCW(cw) __asm__ __volatile__ ("fnstcw %0" : "=m" (*&cw)) +#define _FPU_SETCW(cw) __asm__ __volatile__ ("fldcw %0" : : "m" (*&cw)) /* Default control word set at startup. */ extern fpu_control_t __fpu_control; |