Date: Sat, 19 Sep 2020 17:09:58 -0700 From: Steve Kargl <sgk@troutmask.apl.washington.edu> To: freebsd-hackers@freebsd.org, freebsd-current@freebsd.org Subject: Re: [PATCH] libm -- fix expl kernels Message-ID: <20200920000958.GA47838@troutmask.apl.washington.edu> In-Reply-To: <20200919235849.GA47701@troutmask.apl.washington.edu> References: <20200919235849.GA47701@troutmask.apl.washington.edu>
next in thread | previous in thread | raw e-mail | index | archive | help
On Sat, Sep 19, 2020 at 04:58:49PM -0700, Steve Kargl wrote: > The following patch fixes the ld80 and ld128 kernels for expl(x). Subj: is slightly wrong. This fixes the cexpl(z) kernels. > I can't test ld128, so that patch is untested. > > . Micro-optimization: use sincosl(x) instead of a call to cosl(x) and > a call to sinl(x). Argument reduction is done once not twice. This part also fixes a cos(x) that should be cosl(x). > . Use a long double constant instead of an invalid double constant. > . Spell scale2 correctly -- Steve
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?20200920000958.GA47838>