Message-ID: <465C3B178FD4D21192B40008C79FD87E87856A@ehqmsg01.europe.stortek.com> From: "Jessen, Per" To: "'pgcc AT delorie DOT com'" Subject: RE: pgcc on AMD K6 Date: Mon, 10 Jan 2000 14:13:06 -0000 MIME-Version: 1.0 X-Mailer: Internet Mail Service (5.5.2650.21) Content-Type: text/plain; charset="iso-8859-1" Reply-To: pgcc AT delorie DOT com > -----Original Message----- > From: Peter Cordes [mailto:peter AT Cordes DOT Phys DOT Dal DOT Ca] > Sent: 10 January 2000 03:20 > To: pgcc AT delorie DOT com > Subject: Re: pgcc on AMD K6 > > > On Sat, 8 Jan 2000, Michael Widenius wrote: > > > Is the cmove instruction not supported by AMD K6 > It is apparently not. You can see what CPUINFO said when your Linux > kernel booted by lookin at /proc/cpuinfo. On a PIII, According to the AMD K6-2 and AMD K6-III data sheet, CMOV is not a K6 instruction. I believe the CMOVcc instruction was introduced with the PentiumPro. See http://www.amd.com/K6/k6docs/index.html for K6 documents. best regards, Per Jessen, Principal Engineer, ENIDAN Technologies http://www.enitek.com