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Extend the exponent range from 32 bits to 64 bits on selected platforms. * include/cln/number.h: Add signatures for operations with long long. * include/cln/complex_class.h: Likewise. * include/cln/real_class.h: Likewise. * include/cln/real.h: Likewise. * include/cln/rational_class.h: Likewise. * include/cln/rational.h: Likewise. * include/cln/integer_class.h: Likewise. * include/cln/integer.h: Likewise. * include/cln/float.h: Likewise. * include/cln/lfloat.h: Likewise. * include/cln/types.h (sintE and uintE): New types for exponents. * include/cln/*float.h: Use the new types for exponents. * include/cln/floatformat.h (float_format_t): Make underlying type compatible with sintE. * doc/cln.tex: Document changed float_exponent return value. * src/float/cl_F.h: Likewise. * src/float/ffloat/misc/cl_FF_exponent.cc: Likewise. * src/float/input/cl_F_read.cc: Likewise. * src/float/lfloat/cl_LF.h: Likewise. * src/float/lfloat/cl_LF_impl.h: Likewise. * src/float/lfloat/algebraic/cl_LF_sqrt.cc: Likewise. * src/float/lfloat/elem/cl_LF_1plus.cc: Likewise. * src/float/lfloat/elem/cl_LF_I_div.cc: Likewise. * src/float/lfloat/elem/cl_LF_I_mul.cc: Likewise. * src/float/lfloat/elem/cl_LF_compare.cc: Likewise. * src/float/lfloat/elem/cl_LF_div.cc: Likewise. * src/float/lfloat/elem/cl_LF_from_I.cc: Likewise. * src/float/lfloat/elem/cl_LF_fround.cc: Likewise. * src/float/lfloat/elem/cl_LF_ftrunc.cc: Likewise. * src/float/lfloat/elem/cl_LF_futrunc.cc: Likewise. * src/float/lfloat/elem/cl_LF_mul.cc: Likewise. * src/float/lfloat/elem/cl_LF_scale.cc: Likewise. * src/float/lfloat/elem/cl_LF_scale_I.cc: Likewise. * src/float/lfloat/elem/cl_LF_square.cc: Likewise. * src/float/lfloat/elem/cl_LF_to_I.cc: Likewise. * src/float/lfloat/misc/cl_LF_decode.cc: Likewise. * src/float/lfloat/misc/cl_LF_exponent.cc: Likewise. * src/float/lfloat/misc/cl_LF_idecode.cc: Likewise. * src/float/lfloat/misc/cl_LF_shortenrel.cc: Likewise. * src/float/lfloat/misc/cl_LF_shortenwith.cc: Likewise. * src/float/misc/cl_F_decode.cc: Likewise. * src/float/misc/cl_F_exponent.cc: Likewise. * src/float/misc/cl_F_shortenrel.cc: Likewise. * src/float/misc/cl_float_format.cc: Likewise. * src/float/output/cl_F_dprint.cc: Likewise. * src/float/sfloat/misc/cl_SF_exponent.cc: Likewise. * src/float/transcendental/cl_F_atanhx.cc: Likewise. * src/float/transcendental/cl_F_atanx.cc: Likewise. * src/float/transcendental/cl_F_cosh.cc: Likewise. * src/float/transcendental/cl_F_expx.cc: Likewise. * src/float/transcendental/cl_F_lnx.cc: Likewise. * src/float/transcendental/cl_F_sinhx.cc: Likewise. * src/float/transcendental/cl_F_sinx.cc: Likewise. * src/float/transcendental/cl_LF_pi.cc: Likewise. * src/integer/cl_I.h: Likewise. * src/complex/algebraic/cl_LF_hypot.cc: Likewise. * src/complex/elem/division/cl_C_LF_recip.cc: Likewise. * src/float/dfloat/misc/cl_DF_exponent.cc: Likewise. * src/integer/conv/cl_I_from_Q2.cc: Added. * src/base/cl_low.h (isqrtC): New function, for 64 bit falls back to... * src/base/low/cl_low_isqrt.cc (isqrt): ...this new implementation. * src/base/cl_macros.h (bitc): Make sure 64 bit is used if required by exponent operations. * examples/pi.cc: Support more than 646456614 decimal digits.
18 years ago
  1. // Floating point format specifiers.
  2. #ifndef _CL_FLOATFORMAT_H
  3. #define _CL_FLOATFORMAT_H
  4. #include "cln/types.h"
  5. namespace cln {
  6. // Float format specifier type. (Float mantissa precision in bits.)
  7. enum float_format_t {
  8. float_format_sfloat = 17,
  9. float_format_ffloat = 24,
  10. float_format_dfloat = 53,
  11. float_format_lfloat_min = ((53+intDsize-1)/intDsize)*intDsize, // = round_up(53,intDsize)
  12. float_format_lfloat_max = ~((sintE)(1) << intEsize-1) // force correct underlying type of float_format_t
  13. };
  14. } // namespace cln
  15. #endif /* _CL_FLOATFORMAT_H */