add /spim

[plan9front.git] / spim / include / u.h

diff --git a/spim/include/u.h b/spim/include/u.h
new file mode 100644 (file)
index 0000000..c30ebd8
--- /dev/null
+++ b/spim/include/u.h
@@ -0,0 +1,66 @@
+#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  uintptr;
+typedef unsigned long  usize;
+typedef        uint            Rune;
+typedef        union FPdbleword FPdbleword;
+typedef long   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;
+
+/* FCR */
+#define        FPINEX  (1<<7)
+#define        FPUNFL  (1<<8)
+#define        FPOVFL  (1<<9)
+#define        FPZDIV  (1<<10)
+#define        FPINVAL (1<<11)
+#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        FPAINVAL        (1<<6)
+union FPdbleword
+{
+       double  x;
+       struct {        /* big endian */
+               ulong hi;
+               ulong lo;
+       };
+};
+
+/* stdarg */
+typedef        char*   va_list;
+#define va_start(list, start) list =\
+       (sizeof(start) < 4?\
+               (char*)((int*)&(start)+1):\
+               (char*)(&(start)+1))
+#define va_end(list)\
+       USED(list)
+#define va_arg(list, mode)\
+       ((sizeof(mode) == 1)?\
+               ((list += 4), (mode*)list)[-1]:\
+       (sizeof(mode) == 2)?\
+               ((list += 4), (mode*)list)[-1]:\
+               ((list += sizeof(mode)), (mode*)list)[-1])