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8ef4f244ff
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448 Commits

Author SHA1 Message Date
Marek Polacek
8ef4f244ff Avoid warnings in __*_finite math function declarations with C++ 2011-12-17 20:23:16 -05:00
Adhemerval Zanella
a1267ba1c6 Optimized nearbyint for PPC 2011-12-17 14:59:47 -05:00
Andreas Schwab
998832a466 Always provide declarations of long double math functions when !_LIBC 2011-11-04 15:16:11 +01:00
Ulrich Drepper
cb95113e30 Fix accuracy problem in generic sin 2011-10-29 14:08:56 -04:00
Andreas Schwab
f6ce9294b0 Make math_force_eval accept non-addressable arguments 2011-10-26 11:44:08 +02:00
Ulrich Drepper
af968f62f2 Optimize accurate 64-bit routines for FMA4 on x86-64 2011-10-24 20:19:17 -04:00
Ulrich Drepper
dbc36f153e Merge branch 'master' of ssh://sourceware.org/git/glibc 2011-10-22 13:18:08 -04:00
Ulrich Drepper
77425c63e7 Add branch predictions to complex math code 2011-10-22 13:17:30 -04:00
Andreas Schwab
ee2aafe08e Fix compilation due to __nan defines 2011-10-22 14:03:26 +02:00
Ulrich Drepper
bc62c2fb15 Optimization to some complex math functions 
Also, change last reference to __sqrt into __sqrt to easily.
 2011-10-22 00:32:39 -04:00
Ulrich Drepper
d9a8d0abcc Use new internal libc_fe* interfaces in more functions 2011-10-18 15:11:31 -04:00
Ulrich Drepper
4855e3ddf5 Provide combined internal feholdexcept/fesetround interface 2011-10-18 09:59:04 -04:00
Ulrich Drepper
d38f1dba00 Start optimizing the use of the fenv interfaces in libm itself 2011-10-18 09:00:46 -04:00
Ulrich Drepper
bcf01e6d80 Optimize exp 
Add __exp*_finite optimizations and rewrite some wrappers.
 2011-10-15 20:22:59 -04:00
Andreas Jaeger
556a200797 Add parameter annotation to modf 2011-10-15 10:08:07 -04:00
Ulrich Drepper
0ac5ae2335 Optimize libm 
libm is now somewhat integrated with gcc's -ffinite-math-only option
and lots of the wrapper functions have been optimized.
 2011-10-12 11:27:51 -04:00
Ulrich Drepper
7edb55ce06 Optimize use of isnan, isinf, finite 2011-10-08 10:18:26 -04:00
Ulrich Drepper
9277c06437 Use private math_private.h in files in math/ 2011-10-08 05:16:04 -04:00
Andreas Jaeger
bf5824458c Fix remainder (NaN, 0) 2011-10-07 15:14:06 -04:00
Petr Baudis
1248c1c415 Fix jn precision 2011-09-09 22:16:10 -04:00
Paul Pluzhnikov
7f5517aa52 Fix lround() loses precision 2011-09-08 23:37:32 -04:00
Ulrich Drepper
f5f312ebe0 Fix whitespace 2011-05-18 19:52:42 -04:00
H.J. Lu
8db736347c Fix typo in x86-64 powl 2011-05-18 19:50:48 -04:00
Erich Ritz
0e012e8734 Fix typo in comment. 2010-11-01 14:50:24 -04:00
Jakub Jelinek
7c08a05c5f IEEE quad fmal fixes 2010-10-18 07:29:50 -04:00
Jakub Jelinek
3e692e0518 Implement fmal, some fma bugfixes 2010-10-15 15:26:06 -04:00
Jakub Jelinek
f3f7372de1 Fix some more dbl-64/s_fma.c issue 2010-10-15 15:25:14 -04:00
Jakub Jelinek
5e908464b9 Implement accurate fma. 2010-10-13 22:27:03 -04:00
Jakub Jelinek
9ff8d36f27 Correct implementation of fmaf. 2010-10-11 09:27:05 -04:00
Ulrich Drepper
a7b420eadc Fix whitespaces. 2010-04-08 16:09:15 -07:00
Ulrich Drepper
88e236a627 Fix cproj implmentation. 2010-04-08 15:32:51 -07:00
David S. Miller
2e9337f58a (INSERT_WORDS64): Fix argument order. 2010-03-03 05:58:09 -08:00
Andreas Schwab
7eb22e757e Avoid PLT call to fegetenv on s390 2010-02-09 22:34:17 -08:00
Jakub Jelinek
98363ded87 Fix range checks in coshl. 2009-10-27 13:46:08 -07:00
Joseph Myers
e9f145cba8 Fix generic fdiml. 2009-08-25 15:48:06 -07:00
Ulrich Drepper
cf00cc00bc Add ceil implementation for 64-bit machines. 
On 64-bit machines we should not split doubles into two 32 bit
integer and handle the words separately.  We have wide registers.
This patch implements a 64-bit ceil version.  Ideally all other
functions will be converted over time.
 2009-08-24 18:05:48 -07:00
Ulrich Drepper
f0c281e072 Fix overflow handling in fdim. 2009-08-24 12:06:55 -07:00
Ulrich Drepper
7b943af6cf Define math_errhandling is possible. 2009-08-24 10:33:57 -07:00
Ulrich Drepper
78c4ef475d Add support for x86-64 fma instruction. 
Use it to implement fma and fmaf, if possible.
 2009-07-29 15:26:06 -07:00
Andreas Schwab
ff6ff38db2 Remove redundant .gitignore files. 2009-05-16 10:18:34 +02:00
Ulrich Drepper
bbc5d74dd0 Add test for range error in expm1. 2009-05-15 19:53:09 -07:00
Jim Meyering
2e180a2622 rename each .cvsignore file to .gitignore 2009-05-15 18:13:37 +02:00
Ulrich Drepper
337c270829 * sysdeps/i386/fpu/s_tan.S: Set errno for ±Inf. 
* sysdeps/i386/fpu/s_tanf.S: Likewise.
	* sysdeps/i386/fpu/s_tanl.S: Likewise.
	* sysdeps/ieee754/dbl-64/s_tan.c: Likewise.
	* sysdeps/ieee754/flt-32/s_tanf.c: Likewise.
	* sysdeps/x86_64/fpu/s_tanl.S: Likewise.
	* math/libm-test.inc: Add tests for errno after tan calls with
	±Inf.
 2009-04-26 05:42:49 +00:00
Ulrich Drepper
002a604fd6 * sysdeps/ieee754/k_standard.c (__kernel_standard): Use correct 
errno value vor pow(+-0,neg).
	* math/libm-test.inc (pow_test): Add tests for errno value for
	pole errors.
 2009-04-26 04:46:54 +00:00
Ulrich Drepper
7095366d1e * math/w_fmod.c: Also handle x=±Inf as error. 
* math/w_fmodf.c: Likewise.
	* math/w_fmodl.c: Likewise.
	* math/libm-test.inc (fmod_test): Add tests for errno after calls for
	x=±Inf or y=0.
 2009-04-26 03:43:02 +00:00
Ulrich Drepper
0c59a1963e * sysdeps/i386/fpu/s_cos.S: Set errno for ±Inf. 
* sysdeps/i386/fpu/s_cosf.S: Likewise.
	* sysdeps/i386/fpu/s_cosl.S: Likewise.
	* sysdeps/i386/fpu/s_sin.S: Likewise.
	* sysdeps/i386/fpu/s_sinf.S: Likewise.
	* sysdeps/i386/fpu/s_sinl.S: Likewise.
	* sysdeps/ieee754/dbl-64/s_sin.c: Likewise.
	* sysdeps/ieee754/flt-32/s_cosf.c: Likewise.
	* sysdeps/ieee754/flt-32/s_sinf.c: Likewise.
	* sysdeps/ieee754/ldbl-96/s_cosl.c: Likewise.
	* sysdeps/ieee754/ldbl-96/s_sinl.c: Likewise.
	* sysdeps/x86_64/fpu/s_cosl.S: Likewise.
	* sysdeps/x86_64/fpu/s_sinl.S: Likewise.
	* math/libm-test.inc: Add tests for errno after sin/cos calls with
	±Inf.
 2009-04-26 01:04:54 +00:00
Ulrich Drepper
e971e76d8d * sysdeps/ieee754/k_standard.c (__kernel_standard): Pole errors 
for lgamma should se errno to ERANGE, not EDOM.
	* math/libm-test.inc (lgamma_test): Check errno for pole errors.
 2009-04-25 08:12:24 +00:00
Ulrich Drepper
acd44dbc7a 2008-10-24 Joseph Myers <joseph@codesourcery.com> 
Ulrich Drepper  <drepper@redhat.com>

	* math/tgmath.h (__floating_type): Use __builtin_classify_type in
	definition for GCC 3.1 and later.
 2008-11-01 02:28:57 +00:00
Ulrich Drepper
8fb0af98d8 Work around braindead IBM128 long double format. 2008-05-22 19:59:10 +00:00
Ulrich Drepper
a7eb802f11 [BZ #3406] 
2008-02-11  Joseph Myers  <joseph@codesourcery.com>
	[BZ #3406]
	* sysdeps/ieee754/flt-32/w_expf.c (o_threshold): Correct value.
	* math/libm-test.inc (exp_test): Test 88.72269439697265625.
 2008-05-11 17:49:25 +00:00