diff options
Diffstat (limited to 'power/include')
| -rw-r--r-- | power/include/ape/float.h | 43 |
1 files changed, 32 insertions, 11 deletions
diff --git a/power/include/ape/float.h b/power/include/ape/float.h index c0992af79..4e3121fc8 100644 --- a/power/include/ape/float.h +++ b/power/include/ape/float.h @@ -50,24 +50,45 @@ union FPdbleword #define Sudden_Underflow 1 #endif #ifdef _PLAN9_SOURCE -/* FCR */ -#define FPINEX (1<<7) -#define FPOVFL (1<<9) -#define FPUNFL (1<<8) -#define FPZDIV (1<<10) +/* FPSCR */ +#define FPSFX (1<<31) /* exception summary (sticky) */ +#define FPSEX (1<<30) /* enabled exception summary */ +#define FPSVX (1<<29) /* invalid operation exception summary */ +#define FPSOX (1<<28) /* overflow exception OX (sticky) */ +#define FPSUX (1<<27) /* underflow exception UX (sticky) */ +#define FPSZX (1<<26) /* zero divide exception ZX (sticky) */ +#define FPSXX (1<<25) /* inexact exception XX (sticky) */ +#define FPSVXSNAN (1<<24) /* invalid operation exception for SNaN (sticky) */ +#define FPSVXISI (1<<23) /* invalid operation exception for â-â (sticky) */ +#define FPSVXIDI (1<<22) /* invalid operation exception for â/â (sticky) */ +#define FPSVXZDZ (1<<21) /* invalid operation exception for 0/0 (sticky) */ +#define FPSVXIMZ (1<<20) /* invalid operation exception for â*0 (sticky) */ +#define FPSVXVC (1<<19) /* invalid operation exception for invalid compare (sticky) */ +#define FPSFR (1<<18) /* fraction rounded */ +#define FPSFI (1<<17) /* fraction inexact */ +#define FPSFPRF (1<<16) /* floating point result class */ +#define FPSFPCC (0xF<<12) /* <, >, =, unordered */ +#define FPVXCVI (1<<8) /* enable exception for invalid integer convert (sticky) */ +#define FPVE (1<<7) /* invalid operation exception enable */ +#define FPOVFL (1<<6) /* enable overflow exceptions */ +#define FPUNFL (1<<5) /* enable underflow */ +#define FPZDIV (1<<4) /* enable zero divide */ +#define FPINEX (1<<3) /* enable inexact exceptions */ +#define FPRMASK (3<<0) /* rounding mode */ #define FPRNR (0<<0) #define FPRZ (1<<0) #define FPRPINF (2<<0) #define FPRNINF (3<<0) -#define FPRMASK (3<<0) #define FPPEXT 0 #define FPPSGL 0 #define FPPDBL 0 #define FPPMASK 0 -/* FSR */ -#define FPAINEX (1<<2) -#define FPAOVFL (1<<4) -#define FPAUNFL (1<<3) -#define FPAZDIV (1<<5) +#define FPINVAL FPVE + +#define FPAOVFL FPSOX +#define FPAINEX FPSXX +#define FPAUNFL FPSUX +#define FPAZDIV FPSZX +#define FPAINVAL FPSVX #endif #endif /* __FLOAT */ |