diff options
| author | Charles Forsyth <charles.forsyth@gmail.com> | 2015-03-24 16:25:11 +0000 |
|---|---|---|
| committer | Charles Forsyth <charles.forsyth@gmail.com> | 2015-03-24 16:25:11 +0000 |
| commit | 1c2e07a4afc9416c049aedcf37cec62dfb5f4728 (patch) | |
| tree | 00d713d3064f2b4dfa6ed60da31dbab82b27e87d /Linux/power/include | |
| parent | b24ddd2190855879198319d954c849d72a7f9f26 (diff) | |
move declarations from fpuctl.h
Diffstat (limited to 'Linux/power/include')
| -rw-r--r-- | Linux/power/include/lib9.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/Linux/power/include/lib9.h b/Linux/power/include/lib9.h index e9a2939e..34acb990 100644 --- a/Linux/power/include/lib9.h +++ b/Linux/power/include/lib9.h @@ -235,6 +235,7 @@ extern ulong ntruerand(ulong); * math */ extern int isNaN(double); +extern double NaN(void); extern int isInf(double, int); /* @@ -463,3 +464,51 @@ extern char *argv0; #define setbinmode() +extern void setfcr(ulong); +extern void setfsr(ulong); +extern ulong getfcr(void); +extern ulong getfsr(void); + + +/* 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 ∞-∞ (sticky) */ +#define FPSVXIDI (1<<22) /* invalid operation exception for ∞/∞ (sticky) */ +#define FPSVXZDZ (1<<21) /* invalid operation exception for 0/0 (sticky) */ +#define FPSVXIMZ (1<<20) /* invalid operation exception for ∞*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) */ + +/* FCR */ +#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 FPPEXT 0 +#define FPPSGL 0 +#define FPPDBL 0 +#define FPPMASK 0 +#define FPINVAL FPVE +/* FSR */ +#define FPAOVFL FPSOX +#define FPAINEX FPSXX +#define FPAUNFL FPSUX +#define FPAZDIV FPSZX +#define FPAINVAL FPSVX |