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author | cinap_lenrek <devnull@localhost> | 2011-03-30 15:08:40 +0000 |
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committer | cinap_lenrek <devnull@localhost> | 2011-03-30 15:08:40 +0000 |
commit | 9b675a9941c8cc7957b3996e10fefdf40be0eb7e (patch) | |
tree | 2a55aaed627a642b2283434cd0d4bb7264208a00 /power64/include/u.h | |
parent | 55613b56d78d8e349174cbd576e346284977c362 (diff) | |
download | plan9front-9b675a9941c8cc7957b3996e10fefdf40be0eb7e.tar.xz |
continue...
Diffstat (limited to 'power64/include/u.h')
-rw-r--r-- | power64/include/u.h | 87 |
1 files changed, 87 insertions, 0 deletions
diff --git a/power64/include/u.h b/power64/include/u.h new file mode 100644 index 000000000..d9dbf50be --- /dev/null +++ b/power64/include/u.h @@ -0,0 +1,87 @@ +#define nil ((void*)0) +typedef unsigned short ushort; +typedef unsigned char uchar; +typedef unsigned long ulong; +typedef unsigned int uint; +typedef signed char schar; +typedef long long vlong; +typedef unsigned long long uvlong; +typedef unsigned long long uintptr; +typedef unsigned long usize; +typedef ushort Rune; +typedef union FPdbleword FPdbleword; +typedef uintptr jmp_buf[2]; +#define JMPBUFSP 0 +#define JMPBUFPC 1 +#define JMPBUFDPC 0 +typedef unsigned int mpdigit; /* for /sys/include/mp.h */ +typedef unsigned char u8int; +typedef unsigned short u16int; +typedef unsigned int u32int; +typedef unsigned long long u64int; + +/* 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) */ +#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 + +#define FPAOVFL FPSOX +#define FPAINEX FPSXX +#define FPAUNFL FPSUX +#define FPAZDIV FPSZX +#define FPAINVAL FPSVX + +union FPdbleword +{ + double x; + struct { /* big endian */ + ulong hi; + ulong lo; + }; +}; + +typedef char* va_list; +#define va_start(list, start) list =\ + (sizeof(start) < 8?\ + (char*)((vlong*)&(start)+1):\ + (char*)(&(start)+1)) +#define va_end(list)\ + USED(list) +#define va_arg(list, mode)\ + ((sizeof(mode) == 1)?\ + ((mode*)(list += 8))[-1]:\ + (sizeof(mode) == 2)?\ + ((mode*)(list += 8))[-1]:\ + (sizeof(mode) == 4)?\ + ((mode*)(list += 8))[-1]:\ + ((mode*)(list += sizeof(mode)))[-1]) |