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475 Commits

Author SHA1 Message Date
jzmaddock
8e8f4fabeb Fix variable precision mpfr/mpfi to give correct results when the precision changes. 2016-05-31 10:04:52 +01:00
jzmaddock
45008b5c55 Correct/improve termination conditions for Newton iteration. 
Without this atan in particular does not always fully converge.
 2016-05-31 09:58:19 +01:00
jzmaddock
37e81ec146 Default ilogb implementation should handle special values. 
More work is needed here...
 2016-05-31 09:55:57 +01:00
jzmaddock
dddcf2b00b Don't use lanczos approximations for variable precision types. 
When the precision is '0'.
 2016-05-31 09:55:00 +01:00
jzmaddock
e8d14b9f2b Add more forwarding functions to logged_adaptor/debug_adaptor. 
So they can be used with variable precision types.
 2016-05-31 09:54:00 +01:00
jzmaddock
02d71e6757 Fix fencepost error in cpp_bin_float rounding. 
Add tests to verify.
 2016-05-31 09:52:57 +01:00
jzmaddock
cad4070cff Add missing #includes. 2016-05-24 08:19:03 +01:00
jzmaddock
5acec4238a Remove some dead code. 
Fixes some gcc warnings, see https://svn.boost.org/trac/boost/ticket/12204.
 2016-05-16 18:26:10 +01:00
jzmaddock
6a16ac95c5 Fix add and subtract of cpp_bin_float when the exponents would overflow. 
Fixes: https://svn.boost.org/trac/boost/ticket/12198.
 2016-05-15 19:01:50 +01:00
jzmaddock
c2499c2d16 Fix buggy add and subtract of signed zeros in cpp_bin_float. 2016-05-14 20:11:20 +01:00
jzmaddock
6e7e2e8010 Fix cpp_bin_float conversions of infinities and NaN's. 
Fixes: https://svn.boost.org/trac/boost/ticket/12196.
 2016-05-14 19:15:14 +01:00
jzmaddock
cb4fe132f5 Fix cpp_bin_float formatting of signed zero. 2016-05-14 17:26:45 +01:00
jzmaddock
94777811c4 Fix bug in cpp_bin_float signed zero 2016-05-14 17:08:05 +01:00
jzmaddock
0245c0b286 Add signed zero support to cpp_bin_float. 2016-05-13 19:20:34 +01:00
jzmaddock
a61976e878 Merge branch 'sign_functions' of https://github.com/boostorg/multiprecision into sign_functions 2016-05-13 13:46:30 +01:00
jzmaddock
6d54dd6a6b Fix sign of infinite results. 
See https://svn.boost.org/trac/boost/ticket/12195.
 2016-05-13 13:45:47 +01:00
jzmaddock
ee22746f56 Add signed zero support to mpfr and float128 2016-05-13 10:48:30 +01:00
jzmaddock
4b65082f88 Begin adding and testing sign manipulation functions. 2016-05-12 12:49:53 +01:00
jzmaddock
ad245b44ff Fix division over/underflow in cpp_bin_float. 
See https://svn.boost.org/trac/boost/ticket/12167
 2016-05-11 19:34:13 +01:00
jzmaddock
351793f93f Prevent mpfr_float compiling when there variable digits and allocation is allocate_stack. 2016-05-10 18:06:15 +01:00
jzmaddock
d619a8e3db Fix arithmetic operations that should result in a NaN. 
See https://svn.boost.org/trac/boost/ticket/12157.
 2016-05-02 18:53:41 +01:00
jzmaddock
728b26e075 Document hash function support and add an example. 2016-05-01 18:58:19 +01:00
jzmaddock
a0bb538a2a Add hashing support to the remaining backends, plus tests etc. 2016-04-30 04:29:07 +01:00
jzmaddock
efbb9e272d Begin adding support for boost::hash. 
Fix cpp_int import/export of negative numbers.
 2016-04-29 18:52:57 +01:00
jzmaddock
aeab24b4fb Fix various conversions from infinities and NaN's. 
See: https://svn.boost.org/trac/boost/ticket/12112
 2016-04-05 19:32:56 +01:00
jzmaddock
05271ba3be Fix PP-logic for clang/win and Intel/Win. 
See https://gist.github.com/dodheim/918e9dc480fe39e590c3af2ceb706e1b.
 2016-04-03 18:49:59 +01:00
jzmaddock
c4e847b9fd Fix handling of NaN's and Infinities in basic arithmetic. 
Added more test cases to catch bugs.
See issue: https://svn.boost.org/trac/boost/ticket/12090.
 2016-03-24 10:13:01 +00:00
jzmaddock
bd42232898 Add extra conversion function to mpfr_float_backend to prevent double-rounding in some corner cases. 2016-03-22 08:15:19 +00:00
jzmaddock
5f49ffc2d7 Fix fencepost-error in subtraction code found while testing rounding. 2016-03-22 08:14:29 +00:00
jzmaddock
eec1c310d5 Add support for denormals to float128. 
Fixes https://svn.boost.org/trac/boost/ticket/12075
 2016-03-20 09:28:51 +00:00
jzmaddock
57333128e8 Allow code and tests to compile without exceptions. 
See https://svn.boost.org/trac/boost/ticket/12070.
 2016-03-17 11:50:06 +00:00
jzmaddock
a96bea66e1 Change cpp_bin_float::convert_to to round correctly to float. 
Also add another test case from https://svn.boost.org/trac/boost/ticket/12039,
plus test case to check rounding of ties.
 2016-03-15 18:24:04 +00:00
jzmaddock
8a8b2211d4 Change cpp_bin_float.convert_to<>() conversion routine to avoid double-rounding. 
See https://svn.boost.org/trac/boost/ticket/12039.
 2016-03-15 08:15:35 +00:00
jzmaddock
d9bd529f71 Fix boost::rational comparison operators. 
Add more tests for the above.
 2016-03-12 08:54:59 +00:00
jzmaddock
df07c990af Change declaration order to keep Oracle C++ happy. 2016-03-11 18:30:36 +00:00
jzmaddock
6a15426f2b Basic fix for Oracle C++ in C++11 mode. 2016-03-11 12:21:52 +00:00
John Maddock
a55e2c15a1 Misc minor workarounds for Oracle C++ 2016-03-08 18:00:12 +00:00
jzmaddock
57d36d1396 Merge branch 'develop' of https://github.com/boostorg/multiprecision into develop 2016-03-03 17:59:01 +00:00
jzmaddock
ecc885bf96 Disable constexpr in one case for gcc-4.6 and earlier 2016-03-03 17:58:16 +00:00
jzmaddock
f9c8f9ec09 Add some needed casts for cases where limb_type is wider than unsigned int. 2016-03-03 10:52:03 +00:00
jzmaddock
53515e9a96 Add memcpy optimized import of binary data for cpp_int. 
Fixes: https://svn.boost.org/trac/boost/ticket/9235.
 2016-02-25 19:01:11 +00:00
jzmaddock
cb1a41835f Use memmove for bitshifts when machine is little endian. 
See https://svn.boost.org/trac/boost/ticket/9233.
 2016-02-24 12:06:05 +00:00
jzmaddock
2f635b45ff Fix right shifting of negative integers. 
See https://svn.boost.org/trac/boost/ticket/11999.
 2016-02-19 19:29:40 +00:00
jzmaddock
f57bd6b31a Add expression template enabled min/max overloads. 2016-02-18 18:37:18 +00:00
jzmaddock
df773c7ab2 Disable explicit conversions on expression templates when the target type is implicitly constructible from the number type. 
See https://svn.boost.org/trac/boost/ticket/11922
 2016-01-20 12:52:20 +00:00
jzmaddock
59395e2754 Fix integer stream input so it doesn't skip characters. 
See https://svn.boost.org/trac/boost/ticket/11857
Update tests to match.
 2015-12-22 18:28:23 +00:00
jzmaddock
5af4564698 Restrict noexcept on converting constructors. 
See https://svn.boost.org/trac/boost/ticket/11826.
 2015-12-01 15:58:26 +00:00
jzmaddock
360fcc9306 Add missing return statement. 
See https://svn.boost.org/trac/boost/ticket/11762
 2015-10-29 12:39:53 +00:00
jzmaddock
1261cc6b8a Don't use long double asin if it's not available. 2015-10-29 11:29:26 +00:00
jzmaddock
7dfea115f8 Fix cpp_bin_float conversions, 
fix inverse trig logic to get as many digits as possible from std::asin.
Add test case.
Fixes: https://svn.boost.org/trac/boost/ticket/11764
 2015-10-29 09:58:28 +00:00