diff options
Diffstat (limited to 'c/src/exec/score/cpu/hppa1.1/hppa.h')
| -rw-r--r-- | c/src/exec/score/cpu/hppa1.1/hppa.h | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/c/src/exec/score/cpu/hppa1.1/hppa.h b/c/src/exec/score/cpu/hppa1.1/hppa.h index ae1bd700de..87ba027aab 100644 --- a/c/src/exec/score/cpu/hppa1.1/hppa.h +++ b/c/src/exec/score/cpu/hppa1.1/hppa.h @@ -249,6 +249,28 @@ extern "C" { #define HPPA_PROT_X2 0x06c00000 /* Execute Only, Promote to Level 2 */ #define HPPA_PROT_X3 0x07c00000 /* Execute Only, Promote to Level 3 */ +/* + * Floating point status register definitions + */ + +#define HPPA_FPSTATUS_ENABLE_I 0x00000001 /* inexact operation */ +#define HPPA_FPSTATUS_ENABLE_U 0x00000002 /* underflow */ +#define HPPA_FPSTATUS_ENABLE_O 0x00000004 /* overflow */ +#define HPPA_FPSTATUS_ENABLE_Z 0x00000008 /* division by zero */ +#define HPPA_FPSTATUS_ENABLE_V 0x00000010 /* invalid operation */ +#define HPPA_FPSTATUS_D 0x00000020 /* denormalize as zero */ +#define HPPA_FPSTATUS_T 0x00000040 /* delayed trap */ +#define HPPA_FPSTATUS_RM_MASK 0x00000600 /* rounding mode */ +#define HPPA_FPSTATUS_RM_SHIFT 9 +#define HPPA_FPSTATUS_CQ_MASK 0x001FFC00 /* compare queue */ +#define HPPA_FPSTATUS_CQ_SHIFT 13 +#define HPPA_FPSTATUS_C 0x04000000 /* most recent ompare bit */ +#define HPPA_FPSTATUS_FLAG_I 0x08000000 /* inexact */ +#define HPPA_FPSTATUS_FLAG_U 0x10000000 /* underflow */ +#define HPPA_FPSTATUS_FLAG_O 0x20000000 /* overflow */ +#define HPPA_FPSTATUS_FLAG_Z 0x40000000 /* division by zero */ +#define HPPA_FPSTATUS_FLAG_V 0x80000000 /* invalid operation */ + /* * Inline macros for misc. interesting opcodes |