// General includes.
#include "cl_sysdep.h"
-CL_PROVIDE(cl_F_epsneg)
-
// Specification.
#include "cln/float.h"
namespace cln {
-// Bei Floats mit d Bits (incl. Hiddem Bit, also d = ?F_mant_len+1)
-// ist ?F_negative_epsilon = 2^(-d-1)*(1+2^(1-d)),
-// d.h. Mantisse 10...01, Vorzeichen +.
-
-static const cl_SF SF_negative_epsilon =
- make_SF(0,SF_exp_mid-SF_mant_len-1,bit(SF_mant_len)+1);
-
-static const cl_FF FF_negative_epsilon =
- encode_FF(0,-FF_mant_len-1,bit(FF_mant_len)+1);
-
-static const cl_DF DF_negative_epsilon =
- #if (cl_word_size==64)
- encode_DF(0,-DF_mant_len-1,bit(DF_mant_len)+1);
- #else
- encode_DF(0,-DF_mant_len-1,bit(DF_mant_len-32),1);
- #endif
-
-inline const cl_LF LF_negative_epsilon (uintC len)
+static inline const cl_LF LF_negative_epsilon (uintC len)
{
var Lfloat erg = allocate_lfloat(len,LF_exp_mid-intDsize*len,0);
var uintD* ptr = &TheLfloat(erg)->data[0];
const cl_F float_negative_epsilon (float_format_t f)
{
+ // Bei Floats mit d Bits (incl. Hiddem Bit, also d = ?F_mant_len+1)
+ // ist ?F_negative_epsilon = 2^(-d-1)*(1+2^(1-d)),
+ // d.h. Mantisse 10...01, Vorzeichen +.
+
+ static const cl_SF SF_negative_epsilon =
+ make_SF(0,SF_exp_mid-SF_mant_len-1,bit(SF_mant_len)+1);
+
+ static const cl_FF FF_negative_epsilon =
+ encode_FF(0,-FF_mant_len-1,bit(FF_mant_len)+1);
+
+ static const cl_DF DF_negative_epsilon =
+ #if (cl_word_size==64)
+ encode_DF(0,-DF_mant_len-1,bit(DF_mant_len)+1);
+ #else
+ encode_DF(0,-DF_mant_len-1,bit(DF_mant_len-32),1);
+ #endif
+
floatformatcase((uintC)f
, return SF_negative_epsilon;
, return FF_negative_epsilon;
} // namespace cln
-CL_PROVIDE_END(cl_F_epsneg)