From 1077fa4d772832f77a677ce7fb7c2d513b959e3f Mon Sep 17 00:00:00 2001 From: Eric Andersen Date: Thu, 10 May 2001 00:40:28 +0000 Subject: uClibc now has a math library. muahahahaha! -Erik --- libm/ldouble/ehead.h | 45 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 libm/ldouble/ehead.h (limited to 'libm/ldouble/ehead.h') diff --git a/libm/ldouble/ehead.h b/libm/ldouble/ehead.h new file mode 100644 index 000000000..785396dce --- /dev/null +++ b/libm/ldouble/ehead.h @@ -0,0 +1,45 @@ + +/* Include file for extended precision arithmetic programs. + */ + +/* Number of 16 bit words in external x type format */ +#define NE 6 +/* #define NE 10 */ + +/* Number of 16 bit words in internal format */ +#define NI (NE+3) + +/* Array offset to exponent */ +#define E 1 + +/* Array offset to high guard word */ +#define M 2 + +/* Number of bits of precision */ +#define NBITS ((NI-4)*16) + +/* Maximum number of decimal digits in ASCII conversion + * = NBITS*log10(2) + */ +#define NDEC (NBITS*8/27) + +/* The exponent of 1.0 */ +#define EXONE (0x3fff) + + +void eadd(), esub(), emul(), ediv(); +int ecmp(), enormlz(), eshift(); +void eshup1(), eshup8(), eshup6(), eshdn1(), eshdn8(), eshdn6(); +void eabs(), eneg(), emov(), eclear(), einfin(), efloor(); +void eldexp(), efrexp(), eifrac(), ltoe(); +void esqrt(), elog(), eexp(), etanh(), epow(); +void asctoe(), asctoe24(), asctoe53(), asctoe64(); +void etoasc(), e24toasc(), e53toasc(), e64toasc(); +void etoe64(), etoe53(), etoe24(), e64toe(), e53toe(), e24toe(); +int mtherr(); + +extern unsigned short ezero[], ehalf[], eone[], etwo[]; +extern unsigned short elog2[], esqrt2[]; + + +/* by Stephen L. Moshier. */ -- cgit v1.2.3