diff options
| author | eberlein <eberlein@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2008-08-29 19:55:35 +0000 |
|---|---|---|
| committer | eberlein <eberlein@7b3dc134-2b1b-0410-93df-9e9f96275f8d> | 2008-08-29 19:55:35 +0000 |
| commit | dc0a39c576e0a8b2845b131a001a4db53693eaa1 (patch) | |
| tree | 2266dfecf4b2582508a28fedcbd9fa653979ff43 | |
| parent | 25e1199c2cb5ecc562ee9471e5c349f48c66ba72 (diff) | |
2008-08-21 Andreas Krebbel <krebbel1@de.ibm.com>
* sysdeps/s390/fpu/fpu_control.h: Add definitions for the
internally used macros for decoding the floating point control
registers.
git-svn-id: svn://svn.eglibc.org/branches/libdfp@6850 7b3dc134-2b1b-0410-93df-9e9f96275f8d
| -rw-r--r-- | libc/sysdeps/s390/fpu/fpu_control.h | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/libc/sysdeps/s390/fpu/fpu_control.h b/libc/sysdeps/s390/fpu/fpu_control.h index 137a4d5d4..551019a1f 100644 --- a/libc/sysdeps/s390/fpu/fpu_control.h +++ b/libc/sysdeps/s390/fpu/fpu_control.h @@ -24,6 +24,19 @@ # include <features.h> +/* rounding control */ +#define _FPU_RC_NEAREST 0x00 /* RECOMMENDED */ +#define _FPU_RC_DOWN 0x03 +#define _FPU_RC_UP 0x02 +#define _FPU_RC_ZERO 0x01 + +/* masking of interrupts */ +#define _FPU_MASK_ZM 0x40 /* zero divide */ +#define _FPU_MASK_OM 0x20 /* overflow */ +#define _FPU_MASK_UM 0x10 /* underflow */ +#define _FPU_MASK_XM 0x08 /* inexact */ +#define _FPU_MASK_IM 0x80 /* invalid operation */ + /* These bits are reserved are not changed. */ # define _FPU_RESERVED 0x070700FC |