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117 Коммитов

Автор SHA1 Сообщение Дата
gogotanaka dc37d6daba * math.c (math_log1, math_log2, math_log10): refactoring 
and tests for this.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-16 08:39:29 +00:00
gogotanaka ef8537bc9e * math.c (math_cbrt): [DOC] Fix domain and codomain. 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49973 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-15 11:49:30 +00:00
nobu 573772ab5b math.c: more robust 
* math.c (math_gamma): make more robust against addition/removal.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49972 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-14 23:34:39 +00:00
gogotanaka 717bc13d29 * math.c (math_gamma): rename NGAMMA_TABLE to NFACT_TABLE. 
specify the size of the fact_table.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49970 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-14 17:37:38 +00:00
gogotanaka 09d9d913c0 * math.c (math_gamma): explicit cast to double. 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49969 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-14 11:16:05 +00:00
gogotanaka 0e749ddedc * math.c (math_gamma): optimization for passed small integer. 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49968 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-14 11:07:49 +00:00
nobu 3f6fb5f72a math.c: fix tgamma on mingw 
* math.c (mingw_tgamma): tgamma(3) on mingw returns a NaN for a
  big number, not infinity.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49913 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-10 04:53:46 +00:00
gogotanaka 55473aea5c * math.c: refactoring: remove unnecessary variable d0 to unify code 
appearance.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49852 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-05 03:29:37 +00:00
gogotanaka 972713cee1 * math.c (num2dbl_with_to_f): direct casting from Rational to double. 
[Feature #10909]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49818 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-03-03 05:59:28 +00:00
nobu df445b470e math.c: optimization for Bignum 
* math.c (num2dbl_with_to_f): make faster when Bignum passed by
  direct conversion using rb_big2dbl().  [Feature #10800]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49449 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-01-30 08:28:32 +00:00
nobu a1f8fbd18d math.c: deoptimize 
* math.c (Get_Double): restrict direct casting only when
  Fixnum#to_f is not redefined, and convert with rb_to_float().
  [Feature #10785]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49434 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-01-29 01:42:12 +00:00
nobu d77ae2c2f4 math.c: Get_Double 
* math.c (Get_Double): direct casting from Fixnum to double.
  [Feature #10785]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49433 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-01-29 01:41:54 +00:00
hsbt 2d47bf629f * math.c (math_atan2): revive documentation before r49220. 
http://d.hatena.ne.jp/nagachika/20150112/ruby_trunk_changes_49213_49226

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49325 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-01-18 09:32:26 +00:00
hsbt 2f56ebe8f7 * math.c (math_atan2): improve documentation. 
[Feature #10323][ruby-core:65400][ci skip]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49220 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2015-01-12 04:53:23 +00:00
akr 7cd76ab0c5 * internal.h: Include ruby.h and ruby/encoding.h to be 
includable without prior inclusion.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-11-15 11:49:06 +00:00
nobu e99ee55abc constify parameters 
* include/ruby/intern.h: constify `argv` parameters.

* include/ruby/ruby.h: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46459 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-06-18 06:16:39 +00:00
nobu f0fc13aaea configure.in: check atan2 
* configure.in (rb_cv_atan2_inf_c99): check whether runtime atan2
  handles Inf as C99.  ruby-core:62536] [Bug #9831]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45930 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-05-12 14:57:17 +00:00
tadf a210f7c225 * math.c (rb_math_sqrt): omitted exporting an unused function, 
anyway.
	* internal.h: follows the above change.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45825 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-05-05 08:28:56 +00:00
nobu d64eef156f * math.c (math_atan2): remove the condition for test. 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45806 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-05-04 02:41:35 +00:00
nobu 7a6ebecf9e math.c: C99-like atan2 
* math.c (math_atan2): return values like as expected by C99 if
  both two arguments are infinity.  based on the patch by cremno
  phobia <cremno AT mail.ru> in [ruby-core:62310].  [Feature #9799]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45805 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-05-04 01:23:01 +00:00
nobu 38656e24be math.c: check domain of base argument 
* math.c (math_log): check domain of base argument too.  raises
  Math::DomainError instead of returning NaN if the base is less
  than 0, and returns NaN instead of -infinity if both of two
  arguments are 0.  [ruby-core:62309] [Bug #9797]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45795 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-05-03 05:28:46 +00:00
nobu 1fd4c7f1f5 math.c: adjust prototype of math_log 
* math.c (math_log): adjust prototype as method function.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@45794 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-05-03 05:28:44 +00:00
akr 3c99764bcd * internal.h: Rename macro names: RBIGNUM_FOO to BIGNUM_FOO. 
(BIGNUM_EMBED_LEN_NUMBITS): Renamed from RBIGNUM_EMBED_LEN_NUMBITS.
  (BIGNUM_EMBED_LEN_MAX): Renamed from RBIGNUM_EMBED_LEN_MAX.
  (BIGNUM_SIGN_BIT): Renamed from RBIGNUM_SIGN_BIT.
  (BIGNUM_SIGN): Renamed from RBIGNUM_SIGN.
  (BIGNUM_SET_SIGN): Renamed from RBIGNUM_SET_SIGN.
  (BIGNUM_POSITIVE_P): Renamed from RBIGNUM_POSITIVE_P.
  (BIGNUM_NEGATIVE_P): Renamed from RBIGNUM_NEGATIVE_P.
  (BIGNUM_EMBED_FLAG): Renamed from RBIGNUM_EMBED_FLAG.
  (BIGNUM_EMBED_LEN_MASK): Renamed from RBIGNUM_EMBED_LEN_MASK.
  (BIGNUM_EMBED_LEN_SHIFT): Renamed from RBIGNUM_EMBED_LEN_SHIFT.
  (BIGNUM_LEN): Renamed from RBIGNUM_LEN.
  (RBIGNUM_DIGITS): Renamed from RBIGNUM_DIGITS.
  (BIGNUM_LENINT): Renamed from RBIGNUM_LENINT.

* bignum.c: Follow the above change.

* gc.c: Ditto.

* marshal.c: Ditto.

* math.c: Ditto.

* numeric.c: Ditto.

* random.c: Ditto.

* rational.c: Ditto.

* sprintf.c: Ditto.

* ext/-test-/bignum/bigzero.c: Ditto.

* ext/-test-/bignum/intpack.c: Ditto.

* ext/bigdecimal/bigdecimal.c: Ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44989 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2014-02-15 21:17:34 +00:00
nobu 202cc8e615 math.c: fix for Bignum argument 
* math.c (math_log, math_log2, math_log10): fix for Bignum argument.
  numbits should be add only when right shifted.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43080 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-09-28 14:25:59 +00:00
nobu e146015272 bignum.c, math.c: RB_BIGNUM_TYPE_P 
* bignum.c, math.c (RB_BIGNUM_TYPE_P): predicate macro like
  RB_FLOAT_TYPE_P.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42874 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-09-07 19:04:23 +00:00
nobu c26293dccf bignum.c, math.c: type predicates 
* bignum.c, math.c: use type predicate macros instead of TYPE().

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42873 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-09-07 19:04:18 +00:00
akr 0e02d92371 * math.c (math_log): Test the sign for bignums. 
(math_log2): Ditto.
  (math_log10): Ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42871 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-09-07 12:34:09 +00:00
akr 08e3cb6959 * math.c (math_log): Support bignums bigger than 2**1024. 
(math_log2): Ditto.
  (math_log10): Ditto.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42870 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-09-07 11:26:52 +00:00
akr bd15d4ca78 * internal.h (numberof): Gathered from various files. 
* array.c, math.c, thread_pthread.c, iseq.c, enum.c, string.c, io.c,
  load.c, compile.c, struct.c, eval.c, gc.c, parse.y, process.c,
  error.c, ruby.c: Remove the definitions of numberof.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41142 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-06-07 10:01:19 +00:00
nobu 021c2102dc math.c: ASCII minus 
* math.c: use ASCII minus (-) instead of U+2212.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@41029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-06-02 05:59:40 +00:00
eregon 46cb75db9b * math.c: improve and fix documentation of sin, tan and log 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40852 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-05-20 10:35:26 +00:00
zzak c1f176974c * math.c: RDoc formatting of Math core docs with domains and codomains 
Patch by @eLobato [Fixes GH-309]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40841 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2013-05-19 22:29:26 +00:00
tadf c07d295204 * include/ruby/util.h: removed extra semicolon in definition of 
macro.
	* compile.c: ditto.
	* cont.c: ditto.
	* math.c: ditto.
	* node.c: ditto.
	* parse.y: ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37781 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2012-11-21 12:42:11 +00:00
akr 2bb5441808 * complex.c: use "__sun" instead of "__sun__" to detect SunOS. 
* math.c: ditto.

* hash.c: ditto.

* atomic.h: ditto.

* ext/io/wait/wait.c: ditto.

[ruby-dev:44693]



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33521 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2011-10-24 14:57:08 +00:00
nobu 8e6e8e6288 * use RB_TYPE_P which is optimized for constant types, instead of 
comparison with TYPE.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@33357 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2011-09-29 11:07:45 +00:00
ngoto 700aeee754 * complex.c (f_signbit): fix compile error in gcc4 on Solaris with 
CFLAGS="-std=gnu99".  [ruby-dev:44355] fix [Bug #5159]

* math.c: ditto.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32858 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2011-08-05 07:03:21 +00:00
yugui 4270dbe629 Forward-ports r32777 from branches/ruby_1_9_3 to trunk. 
--
* complex.c (f_signbit): gcc4 on Solaris DOES have signbit but does
  not have it on header.

* math.c: ditto.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32786 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2011-07-31 14:17:40 +00:00
drbrain 926301969f * math.c: Attach documentation for Math. 
* object.c:  Document NIL, TRUE, FALSE.
	* io.c:  Improve grammar in ARGF comment.  Document STDIN/OUT/ERR.
	  Document ARGF global constant.
	* lib/rake:  Hide deprecated toplevel constants from RDoc (import from
	  rake trunk).
	* lib/thwait.rb:  Document ThWait.
	* lib/mathn.rb:  Hide Math redefinition from RDoc
	* lib/sync.rb:  Add a basic comment for Sync_m, Synchronizer_m, Sync,
	  Synchronizer.
	* parse.y:  Document SCRIPT_LINES__.
	* hash.c:  Document ENV class and global constant.
	* vm.c:  Document TOPLEVEL_BINDING.
	* version.c:  Document RUBY_* constants.
	* ruby.c:  Document DATA and ARGV.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32281 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2011-06-29 03:09:34 +00:00
akr e7996eb3cc * internal.h: declare internal functions here. 
* node.h: declare NODE dependent internal functions here.

* iseq.h: declare rb_iseq_t dependent internal functions here.

* vm_core.h: declare rb_thread_t dependent internal functions here.

* bignum.c, class.c, compile.c, complex.c, cont.c, dir.c, encoding.c,
  enumerator.c, error.c, eval.c, file.c, gc.c, hash.c, inits.c, io.c,
  iseq.c, load.c, marshal.c, math.c, numeric.c, object.c, parse.y,
  proc.c, process.c, range.c, rational.c, re.c, ruby.c, string.c,
  thread.c, time.c, transcode.c, variable.c, vm.c,
  tool/compile_prelude.rb: don't declare internal functions declared
  in above headers.  include above headers if required.

  Note that rb_thread_mark() was declared as
  void rb_thread_mark(rb_thread_t *th) in cont.c but defined as
  void rb_thread_mark(void *ptr) in vm.c.  Now it is declared as
  the later in internal.h.



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@32156 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2011-06-17 22:43:38 +00:00
usa 0cfe185f39 * math.c (math_atan2): you should know that M_PI is not the feature 
of C90.
  fixed build failure caused by r29115.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29119 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-08-27 06:29:47 +00:00
mrkn 9be503f332 * math.c (math_atan2): change the behavior when x and y are zero. 
* test/ruby/test_math.rb (test_atan2): add tests for the above
  changes.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@29115 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-08-27 03:51:56 +00:00
marcandre 7729de4d91 * array.c: Documentation: change => in call-seq to ->. 
Harmonize "#=>" in examples. [ruby-core:30206]

* bignum.c: ditto

* class.c: ditto

* compar.c: ditto

* cont.c: ditto

* dir.c: ditto

* encoding.c: ditto

* enum.c: ditto

* enumerator.c: ditto

* error.c: ditto

* eval.c: ditto

* file.c: ditto

* gc.c: ditto

* io.c: ditto

* load.c: ditto

* marshal.c: ditto

* math.c: ditto

* numeric.c: ditto

* object.c: ditto

* pack.c: ditto

* proc.c: ditto

* process.c: ditto

* random.c: ditto

* range.c: ditto

* re.c: ditto

* ruby.c: ditto

* signal.c: ditto

* sprintf.c: ditto

* string.c: ditto

* struct.c: ditto

* thread.c: ditto

* time.c: ditto

* transcode.c: ditto

* variable.c: ditto

* vm_eval.c: ditto

* vm_method.c: ditto

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27865 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-05-17 21:07:33 +00:00
marcandre 1dee5e34a3 * error.c: RDoc for subclasses of Exception. [ruby-core:28394] 
* cont.c: ditto

* enumerator.c: ditto

* io.c: ditto

* math.c: ditto

* numeric.c: ditto

* proc.c: ditto

* re.c: ditto

* thread.c: ditto

* transcode.c: ditto. Thanks to Run Paint for some of the documentation.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27671 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-05-08 04:50:09 +00:00
marcandre 63324cb36d * math.c: Math::DomainError < StandardException [ruby-core:29855] 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27566 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-04-30 13:46:38 +00:00
muraken 5073155a17 * math.c (rb_eMathDomainError): new exception class for representing mathematical domain error instead of Errno::EDOM. 
* math.c (domain_check, infinity_check): removed, no longer needed.
* math.c (math_atan2, math_acos, math_asin, math_acosh, math_atanh, math_log, math_log2, math_log10, math_sqrt, math_gamma, math_lgamma): mathematical domain errors are checked and raised before calling libm's functions.
* test/ruby/test_math.rb: updated for changes of maht.c.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26785 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-02-28 10:08:22 +00:00
mame 54380d99f8 * math.c (math_atanh): raise ERANGE without calling atanh if absolute 
value is 1 to achieve platform-independent math.  [ruby-core:28219]

* math.c (math_lgamma): return [Infinity, 1] without calling lgamma_r
  if argument is infinity or -infinity.  [ruby-core:28219]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26707 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-02-18 13:39:11 +00:00
akr fcd2fb4e87 * math.c (math_lgamma): initialize sign because 
lgamma(NaN) doesn't set the sign in OpenSolaris.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26608 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-02-06 18:02:59 +00:00
naruse 0fdbdfbbda * math.c (domain_check): ignore errno if y is inf. 
r26335 is because NetBSD 5.0's asin and acos returns
  0.0 with errno EDOM. But it breaks Linux whose gamma returns inf
  with errno ERANGE on.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26397 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-01-25 02:51:16 +00:00
nobu 441619b73c * math.c (domain_check): check errno first. 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26335 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2010-01-17 10:24:27 +00:00
akr 4d4ed5640c rdoc update. 
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@26183 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
 2009-12-27 01:37:23 +00:00