Date: Fri, 20 May 2005 23:41:20 -0700 From: Kris Kennaway <kris@obsecurity.org> To: amd64@freebsd.org Subject: Re: mplayer, amd64, and CPU flags Message-ID: <20050521064120.GA51907@xor.obsecurity.org> In-Reply-To: <20050521022130.GW52914@afflictions.org>
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[-- Attachment #1 --] On Fri, May 20, 2005 at 10:21:31PM -0400, Damian Gerow wrote: > Does anyone know why mplayer doesn't seem to acknowledge support of any CPU > flags like SSE, MMX, 3DNow, etc? I've done some digging, but have only come > up with stuff from OpenBSD that didn't make a whole lot of sense to me, and > I'm not sure how applicable it is to FreeBSD (that the flags aren't present > in the machdep sysctl). > > The dmesg: > > CPU: AMD Opteron(tm) Processor 244 (1808.34-MHz K8-class CPU) > Features=0x78bfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,MMX,FXSR,SSE,SSE2> > AMD Features=0xe0500800<SYSCALL,NX,MMX+,LM,3DNow+,3DNow> > > The mplayer output: > > MPlayer 1.0pre7-3.4.2 (C) 2000-2005 MPlayer Team > CPU: Advanced Micro Devices Opteron Sledgehammer (Family: 8, Stepping: 10) > Detected cache-line size is 64 bytes > MMX supported but disabled > MMX2 supported but disabled > SSE supported but disabled > SSE2 supported but disabled > 3DNow supported but disabled > 3DNowExt supported but disabled > CPUflags: MMX: 0 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0 > Compiled for x86 CPU with extensions: > > This is with automagic CPU detection compiled in, but when I take it out, I > still get the same thing. Look at what the port does..it looks like it only enables runtime detection support on i386. Talk to the maintainer. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCjtgQWry0BWjoQKURAjtaAKDiP/LFQwBKhWb+cn9Nut+/YQ3oDwCglWEQ 81VEd/lo76FJdLn4tZaOEP0= =c6k/ -----END PGP SIGNATURE-----home | help
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