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add /spim

This commit is contained in:
cinap_lenrek 2015-08-08 08:38:25 +02:00
parent 1f8e6c916a
commit ff6e15ec3a
3 changed files with 116 additions and 0 deletions
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66
spim/include/u.h Normal file
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#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])

44
spim/include/ureg.h Normal file
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struct Ureg
{
ulong status;
ulong pc;
union{
ulong sp; /* r29 */
ulong usp; /* r29 */
};
ulong cause;
ulong badvaddr;
ulong tlbvirt;
ulong hi;
ulong lo;
ulong r31;
ulong r30;
ulong r28;
ulong r27; /* unused */
ulong r26; /* unused */
ulong r25;
ulong r24;
ulong r23;
ulong r22;
ulong r21;
ulong r20;
ulong r19;
ulong r18;
ulong r17;
ulong r16;
ulong r15;
ulong r14;
ulong r13;
ulong r12;
ulong r11;
ulong r10;
ulong r9;
ulong r8;
ulong r7;
ulong r6;
ulong r5;
ulong r4;
ulong r3;
ulong r2;
ulong r1;
};

6
spim/mkfile Normal file
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</sys/src/mkfile.proto
CC=0c
LD=0l
O=0
AS=0a