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Updated from ../=mpn/gmp-1.910

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This commit is contained in:
Roland McGrath
1995-12-04 18:37:56 +00:00
parent c13a4f3dbd
commit ba848785bb
17 changed files with 1234 additions and 274 deletions
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20
stdlib/gmp-impl.h
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@ -179,24 +179,22 @@ void _mp_default_free ();
strings in base 2..36. */
struct bases
{
/* Number of digits in the conversion base that always fits in
an mp_limb. For example, for base 10 this is 10, since
2**32 = 4294967296 has ten digits. */
/* Number of digits in the conversion base that always fits in an mp_limb.
For example, for base 10 on a machine where a mp_limb has 32 bits this
is 9, since 10**9 is the largest number that fits into a mp_limb. */
int chars_per_limb;
/* log(2)/log(conversion_base) */
float chars_per_bit_exactly;
/* big_base is conversion_base**chars_per_limb, i.e. the biggest
number that fits a word, built by factors of conversion_base.
Exception: For 2, 4, 8, etc, big_base is log2(base), i.e. the
number of bits used to represent each digit in the base. */
/* base**chars_per_limb, i.e. the biggest number that fits a word, built by
factors of base. Exception: For 2, 4, 8, etc, big_base is log2(base),
i.e. the number of bits used to represent each digit in the base. */
mp_limb big_base;
/* big_base_inverted is a BITS_PER_MP_LIMB bit approximation to
1/big_base, represented as a fixed-point number. Instead of
dividing by big_base an application can choose to multiply
by big_base_inverted. */
/* A BITS_PER_MP_LIMB bit approximation to 1/big_base, represented as a
fixed-point number. Instead of dividing by big_base an application can
choose to multiply by big_base_inverted. */
mp_limb big_base_inverted;
};