wireguard-openbsd/include/math.h, branch jd/queueboosts WireGuard implementation for the OpenBSD kernel https://git.zx2c4.com/wireguard-openbsd/atom/include/math.h?h=jd%2Fqueueboosts 2018-03-10T20:52:58Z Implement sicos(3), sincosf(3) and sincosl(3). These functions are common 2018-03-10T20:52:58Z kettenis kettenis@openbsd.org 2018-03-10T20:52:58Z urn:sha1:6c6408334dbede3a2c0dcd9ff9c489157df0c856 extensions and modern compilers (such as clang) will use them to optimize separate calculations of sine and cosine. ok tom@, patrick@, deraadt@, jmc@ Remove #ifdef __vax__ bits 2016-03-17T20:55:35Z jca jca@openbsd.org 2016-03-17T20:55:35Z urn:sha1:574dde883c9d5ce528afe8d5ce99a63d7e586811 ok deraadt@ tb@ (who had the same diff) Define new C99 macros: 2015-07-19T17:41:49Z martynas martynas@openbsd.org 2015-07-19T17:41:49Z urn:sha1:2c96417951a5e6459b659e6c5c300f41d6a26503 - MATH_ERRNO, MATH_ERREXCEPTION and math_errhandling - Optional FP_FAST_FMA{,F,L} macros if fma() executes as fast or faster than (x * y) + z; which in practice is achievable if gcc implements __FP_FAST_FMA{,F,L} Reported by John Marino @ DragonFlyBSD. - Provide extended-precision math constants req'd by POSIX 2014-05-03T16:13:03Z martynas martynas@openbsd.org 2014-05-03T16:13:03Z urn:sha1:7c5865427031ad57483cb46d45e2cefb72fd2651 - Explicitly cast double-precision constants as needed for FLT_EVAL_METHOD = 2 archs OK guenther@, ratchov@ Try and avoid using __builtin_huge_val*() and __builtin_{inf,nan}* on vax 2013-08-06T19:04:50Z miod miod@openbsd.org 2013-08-06T19:04:50Z urn:sha1:b67809f11d302e60d3e7aef63b942d8633c6acf3 running gcc 3, for gcc will output a reserved operand for these. ok martynas@ matthew@ espie@ guenther@ Remove excessive sys/cdefs.h inclusion 2012-12-05T23:19:48Z deraadt deraadt@openbsd.org 2012-12-05T23:19:48Z urn:sha1:4a39ccd02c887d988c1a5398dd2142879056da5f ok guenther millert kettenis Finalize work on the math library. It's time to do this monster 2011-07-06T00:02:42Z martynas martynas@openbsd.org 2011-07-06T00:02:42Z urn:sha1:49393c004c040ee201e6408db68882c3fe4cb110 commit, and deal with problems (if any) in tree. Note that this adds the following functions. Ports with hacks might need adjustments. nexttoward(3), fma(3), nexttowardf(3), fmaf(3), acoshl(3), asinhl(3), atanhl(3), coshl(3), sinhl(3), tanhl(3), expl(3), expm1l(3), logl(3), log10l(3), log1pl(3), log2l(3), modfl(3), cbrtl(3), hypotl(3), powl(3), erfl(3), erfcl(3), lgammal(3), tgammal(3), ceill(3), floorl(3), lrintl(3), llrintl(3), roundl(3), lroundl(3), llroundl(3), truncl(3), fmodl(3), remainderl(3), remquol(3), nextafterl(3), nexttowardl(3), fmal(3). With this commit, our library implements all functionality required by C99. Documentation bits will follow. Also enclose variable names with external linkage in __BEGIN_DECLS. 2011-05-25T21:46:49Z martynas martynas@openbsd.org 2011-05-25T21:46:49Z urn:sha1:c968322491f5e86f378eca5c4a4d58810e068baa Doesn't matter much since C++ ABI used by GCC doesn't mangle variable names; however technically is required by Section 7.5 of the C++ spec. Discussed with/OK guenther@, matthew@. - enable fenv 2011-04-28T18:05:39Z martynas martynas@openbsd.org 2011-04-28T18:05:39Z urn:sha1:6e4b140d70b1d7c0b49ada00510c21c172276863 - add nearbyint, nearbyintf and nearbyintl implemented using fenv - make HUGE_VAL, HUGE_VALF, HUGE_VALL, INFINITY, NAN expand to the 2010-12-14T11:16:15Z martynas martynas@openbsd.org 2010-12-14T11:16:15Z urn:sha1:b79f38e521928bb113cfee42f7236726e84c9c39 constant expressions with the help of gcc post-3.3. ok millert@, mikeb@. been in snaps for weeks.