Date: Tue, 22 Feb 2005 14:26:10 +0200 From: Maxim Sobolev <sobomax@portaone.com> To: David Schultz <das@FreeBSD.ORG> Cc: cvs-all@FreeBSD.ORG Subject: Re: cvs commit: src/lib/msun/i387 Makefile.inc e_atan2.S e_atan2f.S s_atan.S Message-ID: <421B24E2.7050800@portaone.com> In-Reply-To: <200502211604.j1LG4NNx037623@repoman.freebsd.org> References: <200502211604.j1LG4NNx037623@repoman.freebsd.org>
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David Schultz wrote: > das 2005-02-21 16:04:23 UTC > > FreeBSD src repository > > Modified files: > lib/msun/i387 Makefile.inc > Removed files: > lib/msun/i387 e_atan2.S e_atan2f.S s_atan.S > Log: > Remove the i387 versions of atan(), atan2(), and atan2f(). > They are slower than the MI routines on modern hardware, > except for degenerate cases such as the Pentium 4. Well, it is worth probably nothing that 70-80% of machines running FreeBSD today fall into that degenerate case. How much slower MI ws MD on p4? -Maxim
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