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Tidy up mangled comments

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jzmaddock
2014-06-08 18:54:22 +01:00
parent cb8539fb4d
commit 3eec6eb225
1 changed files with 8 additions and 4 deletions
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12
include/boost/multiprecision/cpp_bin_float.hpp
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@@ -829,7 +829,8 @@ inline void eval_divide(cpp_bin_float<Digits, DigitBase, Allocator, Exponent, Mi
//
// q + r/v = u/v
//
// From this, assuming q has "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count" cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count, we only need to determine whether
// From this, assuming q has cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count
// bits we only need to determine whether
// r/v is less than, equal to, or greater than 0.5 to determine rounding -
// this we can do with a shift and comparison.
//
@@ -844,13 +845,16 @@ inline void eval_divide(cpp_bin_float<Digits, DigitBase, Allocator, Exponent, Mi
eval_left_shift(t, cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count);
eval_qr(t, t2, q, r);
//
// We now have either "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count" or "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count+1" significant cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count in q.
// We now have either "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count"
// or "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count+1" significant
// bits in q.
//
static const unsigned limb_bits = sizeof(limb_type) * CHAR_BIT;
if(eval_bit_test(q, cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count))
{
//
// OK we have cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count+1 cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count, so we already have rounding info,
// OK we have cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count+1 bits,
// so we already have rounding info,
// we just need to changes things if the last bit is 1 and the
// remainder is non-zero (ie we do not have a tie).
//
@@ -863,7 +867,7 @@ inline void eval_divide(cpp_bin_float<Digits, DigitBase, Allocator, Exponent, Mi
else
{
//
// We have exactly "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count" cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count in q.
// We have exactly "cpp_bin_float<Digits, DigitBase, Allocator, Exponent, MinE, MaxE>::bit_count" bits in q.
// Get rounding info, which we can get by comparing 2r with v.
// We want to call copy_and_round to handle rounding and general cleanup,
// so we'll left shift q and add some fake digits on the end to represent