jehanne/arch/amd64/include/u.h

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/*
* This file is part of the UCB release of Plan 9. It is subject to the license
* terms in the LICENSE file found in the top-level directory of this
* distribution and at http://akaros.cs.berkeley.edu/files/Plan9License. No
* part of the UCB release of Plan 9, including this file, may be copied,
* modified, propagated, or distributed except according to the terms contained
* in the LICENSE file.
*/
#define nil ((void*)0)
typedef unsigned char uint8_t;
typedef signed char int8_t;
typedef unsigned short uint16_t;
typedef signed short int16_t;
typedef unsigned int uint32_t;
typedef unsigned int uint;
typedef signed int int32_t;
typedef unsigned long long uint64_t;
typedef long long int64_t;
typedef uint64_t uintptr;
typedef uint64_t uintptr_t;
typedef uint32_t usize;
typedef __SIZE_TYPE__ size_t;
typedef long ssize_t;
typedef int32_t pid_t;
typedef uint32_t Rune;
typedef union FPdbleword FPdbleword;
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typedef uintptr_t jmp_buf[10]; // for registers.
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typedef long off_t;
typedef long ptrdiff_t;
#define JMPBUFSP 6
#define JMPBUFPC 7
#define JMPBUFARG1 8
#define JMPBUFARG2 9
#define JMPBUFDPC 0
typedef unsigned int mpdigit; /* for /sys/include/mp.h */
/* MXCSR */
/* fcr */
#define FPFTZ (1<<15) /* amd64 */
#define FPINEX (1<<12)
#define FPUNFL (1<<11)
#define FPOVFL (1<<10)
#define FPZDIV (1<<9)
#define FPDNRM (1<<8) /* amd64 */
#define FPINVAL (1<<7)
#define FPDAZ (1<<6) /* amd64 */
#define FPRNR (0<<13)
#define FPRZ (3<<13)
#define FPRPINF (2<<13)
#define FPRNINF (1<<13)
#define FPRMASK (3<<13)
#define FPPEXT 0
#define FPPSGL 0
#define FPPDBL 0
#define FPPMASK 0
/* fsr */
#define FPAINEX (1<<5)
#define FPAUNFL (1<<4)
#define FPAOVFL (1<<3)
#define FPAZDIV (1<<2)
#define FPADNRM (1<<1) /* not in plan 9 */
#define FPAINVAL (1<<0)
union FPdbleword
{
double x;
struct { /* little endian */
uint lo;
uint hi;
};
};
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typedef union FdPair
{
int fd[2];
long aslong;
} FdPair;
typedef __builtin_va_list va_list;
#define va_start(v,l) __builtin_va_start(v,l)
#define va_end(v) __builtin_va_end(v)
#define va_arg(v,l) __builtin_va_arg(v,l)
#define va_copy(v,l) __builtin_va_copy(v,l)
typedef union NativeTypes
{
volatile char c;
volatile unsigned char uc;
volatile short s;
volatile unsigned short us;
volatile int i;
volatile unsigned int ui;
volatile long l;
volatile unsigned long ul;
volatile void* p;
} NativeTypes;
extern volatile NativeTypes* _sysargs;
# include "syscalls.h"