diff --git a/386/include/ape/float.h b/386/include/ape/float.h new file mode 100644 index 000000000..4df158e51 --- /dev/null +++ b/386/include/ape/float.h @@ -0,0 +1,73 @@ +#ifndef __FLOAT +#define __FLOAT +/* IEEE, default rounding */ + +#define FLT_ROUNDS 1 +#define FLT_RADIX 2 + +#define FLT_DIG 6 +#define FLT_EPSILON 1.19209290e-07 +#define FLT_MANT_DIG 24 +#define FLT_MAX 3.40282347e+38 +#define FLT_MAX_10_EXP 38 +#define FLT_MAX_EXP 128 +#define FLT_MIN 1.17549435e-38 +#define FLT_MIN_10_EXP -37 +#define FLT_MIN_EXP -125 + +#define DBL_DIG 15 +#define DBL_EPSILON 2.2204460492503131e-16 +#define DBL_MANT_DIG 53 +#define DBL_MAX 1.797693134862315708145e+308 +#define DBL_MAX_10_EXP 308 +#define DBL_MAX_EXP 1024 +#define DBL_MIN 2.225073858507201383090233e-308 +#define DBL_MIN_10_EXP -307 +#define DBL_MIN_EXP -1021 +#define LDBL_MANT_DIG DBL_MANT_DIG +#define LDBL_EPSILON DBL_EPSILON +#define LDBL_DIG DBL_DIG +#define LDBL_MIN_EXP DBL_MIN_EXP +#define LDBL_MIN DBL_MIN +#define LDBL_MIN_10_EXP DBL_MIN_10_EXP +#define LDBL_MAX_EXP DBL_MAX_EXP +#define LDBL_MAX DBL_MAX +#define LDBL_MAX_10_EXP DBL_MAX_10_EXP + +typedef union FPdbleword FPdbleword; +union FPdbleword +{ + double x; + struct { /* little endian */ + long lo; + long hi; + }; +}; + +#ifdef _RESEARCH_SOURCE +/* define stuff needed for floating conversion */ +#define IEEE_8087 1 +#define Sudden_Underflow 1 +#endif +#ifdef _PLAN9_SOURCE +/* FCR */ +#define FPINEX (1<<5) +#define FPOVFL (1<<3) +#define FPUNFL ((1<<4)|(1<<1)) +#define FPZDIV (1<<2) +#define FPRNR (0<<10) +#define FPRZ (3<<10) +#define FPRPINF (2<<10) +#define FPRNINF (1<<10) +#define FPRMASK (3<<10) +#define FPPEXT (3<<8) +#define FPPSGL (0<<8) +#define FPPDBL (2<<8) +#define FPPMASK (3<<8) +/* FSR */ +#define FPAINEX FPINEX +#define FPAOVFL FPOVFL +#define FPAUNFL FPUNFL +#define FPAZDIV FPZDIV +#endif +#endif /* __FLOAT */ diff --git a/386/include/ape/math.h b/386/include/ape/math.h new file mode 100644 index 000000000..41e1024f5 --- /dev/null +++ b/386/include/ape/math.h @@ -0,0 +1,74 @@ +#ifndef __MATH +#define __MATH +#pragma lib "/$M/lib/ape/libap.a" + +/* a HUGE_VAL appropriate for IEEE double-precision */ +/* the correct value, 1.797693134862316e+308, causes a ken overflow */ +#define HUGE_VAL 1.79769313486231e+308 + +#ifdef __cplusplus +extern "C" { +#endif + +extern double acos(double); +extern double asin(double); +extern double atan(double); +extern double atan2(double, double); +extern double cos(double); +extern double sin(double); +extern double tan(double); +extern double cosh(double); +extern double sinh(double); +extern double tanh(double); +extern double exp(double); +extern double frexp(double, int *); +extern double ldexp(double, int); +extern double log(double); +extern double log10(double); +extern double modf(double, double *); +extern double pow(double, double); +extern double sqrt(double); +extern double ceil(double); +extern double fabs(double); +extern double floor(double); +extern double fmod(double, double); +extern double NaN(void); +extern int isNaN(double); +extern double Inf(int); +extern int isInf(double, int); + +#ifdef _RESEARCH_SOURCE +/* does >> treat left operand as unsigned ? */ +#define Unsigned_Shifts 1 +#define M_E 2.7182818284590452354 /* e */ +#define M_LOG2E 1.4426950408889634074 /* log 2e */ +#define M_LOG10E 0.43429448190325182765 /* log 10e */ +#define M_LN2 0.69314718055994530942 /* log e2 */ +#define M_LN10 2.30258509299404568402 /* log e10 */ +#define M_PI 3.14159265358979323846 /* pi */ +#define M_PI_2 1.57079632679489661923 /* pi/2 */ +#define M_PI_4 0.78539816339744830962 /* pi/4 */ +#define M_1_PI 0.31830988618379067154 /* 1/pi */ +#define M_2_PI 0.63661977236758134308 /* 2/pi */ +#define M_2_SQRTPI 1.12837916709551257390 /* 2/sqrt(pi) */ +#define M_SQRT2 1.41421356237309504880 /* sqrt(2) */ +#define M_SQRT1_2 0.70710678118654752440 /* 1/sqrt(2) */ + +extern double hypot(double, double); +extern double erf(double); +extern double erfc(double); +extern double j0(double); +extern double y0(double); +extern double j1(double); +extern double y1(double); +extern double jn(int, double); +extern double yn(int, double); + +#endif + + +#ifdef __cplusplus +} +#endif + +#endif /* __MATH */ diff --git a/386/include/ape/stdarg.h b/386/include/ape/stdarg.h new file mode 100644 index 000000000..05d033e4c --- /dev/null +++ b/386/include/ape/stdarg.h @@ -0,0 +1,11 @@ +#ifndef __STDARG +#define __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) +#define va_arg(list, mode) ((mode*)(list += sizeof(mode)))[-1] + +#endif /* __STDARG */ diff --git a/386/include/ape/ureg.h b/386/include/ape/ureg.h new file mode 100644 index 000000000..48de5f00e --- /dev/null +++ b/386/include/ape/ureg.h @@ -0,0 +1,33 @@ +#ifndef __UREG_H +#define __UREG_H +#if !defined(_PLAN9_SOURCE) + This header file is an extension to ANSI/POSIX +#endif + +struct Ureg +{ + unsigned long di; /* general registers */ + unsigned long si; /* ... */ + unsigned long bp; /* ... */ + unsigned long nsp; + unsigned long bx; /* ... */ + unsigned long dx; /* ... */ + unsigned long cx; /* ... */ + unsigned long ax; /* ... */ + unsigned long gs; /* data segments */ + unsigned long fs; /* ... */ + unsigned long es; /* ... */ + unsigned long ds; /* ... */ + unsigned long trap; /* trap type */ + unsigned long ecode; /* error code (or zero) */ + unsigned long pc; /* pc */ + unsigned long cs; /* old context */ + unsigned long flags; /* old flags */ + union { + unsigned long usp; + unsigned long sp; + }; + unsigned long ss; /* old stack segment */ +}; + +#endif diff --git a/386/include/u.h b/386/include/u.h new file mode 100644 index 000000000..e324c8ad3 --- /dev/null +++ b/386/include/u.h @@ -0,0 +1,65 @@ +#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 ushort 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<<5) +#define FPUNFL ((1<<4)|(1<<1)) +#define FPOVFL (1<<3) +#define FPZDIV (1<<2) +#define FPINVAL (1<<0) +#define FPRNR (0<<10) +#define FPRZ (3<<10) +#define FPRPINF (2<<10) +#define FPRNINF (1<<10) +#define FPRMASK (3<<10) +#define FPPEXT (3<<8) +#define FPPSGL (0<<8) +#define FPPDBL (2<<8) +#define FPPMASK (3<<8) +/* FSR */ +#define FPAINEX FPINEX +#define FPAOVFL FPOVFL +#define FPAUNFL FPUNFL +#define FPAZDIV FPZDIV +#define FPAINVAL FPINVAL +union FPdbleword +{ + double x; + struct { /* little endian */ + ulong lo; + ulong hi; + }; +}; + +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)[-4]:\ + (sizeof(mode) == 2)?\ + ((list += 4), (mode*)list)[-2]:\ + ((list += sizeof(mode)), (mode*)list)[-1]) diff --git a/386/include/ureg.h b/386/include/ureg.h new file mode 100644 index 000000000..31c3f9616 --- /dev/null +++ b/386/include/ureg.h @@ -0,0 +1,25 @@ +struct Ureg +{ + ulong di; /* general registers */ + ulong si; /* ... */ + ulong bp; /* ... */ + ulong nsp; + ulong bx; /* ... */ + ulong dx; /* ... */ + ulong cx; /* ... */ + ulong ax; /* ... */ + ulong gs; /* data segments */ + ulong fs; /* ... */ + ulong es; /* ... */ + ulong ds; /* ... */ + ulong trap; /* trap type */ + ulong ecode; /* error code (or zero) */ + ulong pc; /* pc */ + ulong cs; /* old context */ + ulong flags; /* old flags */ + union { + ulong usp; + ulong sp; + }; + ulong ss; /* old stack segment */ +}; diff --git a/386/mkfile b/386/mkfile new file mode 100644 index 000000000..cdda5c587 --- /dev/null +++ b/386/mkfile @@ -0,0 +1,6 @@ +