1 #ifndef __FLOAT 2 #define __FLOAT 3 /* IEEE, default rounding */ 4 5 #define FLT_ROUNDS 1 6 #define FLT_RADIX 2 7 8 #define FLT_DIG 6 9 #define FLT_EPSILON 1.19209290e-07 10 #define FLT_MANT_DIG 24 11 #define FLT_MAX 3.40282347e+38 12 #define FLT_MAX_10_EXP 38 13 #define FLT_MAX_EXP 128 14 #define FLT_MIN 1.17549435e-38 15 #define FLT_MIN_10_EXP -37 16 #define FLT_MIN_EXP -125 17 18 #define DBL_DIG 15 19 #define DBL_EPSILON 2.2204460492503131e-16 20 #define DBL_MANT_DIG 53 21 #define DBL_MAX 1.797693134862315708145e+308 22 #define DBL_MAX_10_EXP 308 23 #define DBL_MAX_EXP 1024 24 #define DBL_MIN 2.225073858507201383090233e-308 25 #define DBL_MIN_10_EXP -307 26 #define DBL_MIN_EXP -1021 27 #define LDBL_MANT_DIG DBL_MANT_DIG 28 #define LDBL_EPSILON DBL_EPSILON 29 #define LDBL_DIG DBL_DIG 30 #define LDBL_MIN_EXP DBL_MIN_EXP 31 #define LDBL_MIN DBL_MIN 32 #define LDBL_MIN_10_EXP DBL_MIN_10_EXP 33 #define LDBL_MAX_EXP DBL_MAX_EXP 34 #define LDBL_MAX DBL_MAX 35 #define LDBL_MAX_10_EXP DBL_MAX_10_EXP 36 37 #ifdef _RESEARCH_SOURCE 38 /* define stuff needed for floating conversion */ 39 #define IEEE_MC68k 1 40 #define Sudden_Underflow 1 41 #endif 42 #ifdef _PLAN9_SOURCE 43 /* FCR */ 44 #define FPINEX (1<<7) 45 #define FPOVFL (1<<9) 46 #define FPUNFL (1<<8) 47 #define FPZDIV (1<<10) 48 #define FPRNR (0<<0) 49 #define FPRZ (1<<0) 50 #define FPRPINF (2<<0) 51 #define FPRNINF (3<<0) 52 #define FPRMASK (3<<0) 53 #define FPPEXT 0 54 #define FPPSGL 0 55 #define FPPDBL 0 56 #define FPPMASK 0 57 /* FSR */ 58 #define FPAINEX (1<<2) 59 #define FPAOVFL (1<<4) 60 #define FPAUNFL (1<<3) 61 #define FPAZDIV (1<<5) 62 #endif 63 #endif /* __FLOAT */ 64