Date: Thu, 1 May 2003 02:24:23 +0300 From: Maxim Sobolev <sobomax@portaone.com> To: "David E. O'Brien" <obrien@FreeBSD.ORG> Cc: cvs-all@FreeBSD.ORG Subject: Re: cvs commit: src/lib/libc/amd64/gen fabs.S modf.S Message-ID: <20030430232423.GD85015@vega.vega.com> In-Reply-To: <200304301621.h3UGL3Kl034314@repoman.freebsd.org> References: <200304301621.h3UGL3Kl034314@repoman.freebsd.org>
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Does this mean that it is theoretically possible to use those and other similar functions on SSE2-capable ia32 processors, such as p4, instead of x87 FPU ones? -Maxim On Wed, Apr 30, 2003 at 09:21:03AM -0700, David E. O'Brien wrote: > obrien 2003/04/30 09:21:03 PDT > > FreeBSD src repository > > Added files: > lib/libc/amd64/gen fabs.S modf.S > Log: > Floating point libc functions traditionally written in ASM. > AMD64 does away with the x87 in 64-bit long mode, so we have to play the > SSE/SSE2 game now. > > Obtained from: NetBSD/x86-64 > > Revision Changes Path > 1.1 +18 -0 src/lib/libc/amd64/gen/fabs.S (new) > 1.1 +95 -0 src/lib/libc/amd64/gen/modf.S (new)
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