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From: Tyler N. <tyl...@co...> - 2003-11-18 02:38:31
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On Mon, 2003-11-17 at 18:05, Jeremy Fitzhardinge wrote: > On Mon, 2003-11-17 at 16:48, Tyler Nielsen wrote: > > disInstr: unhandled instruction bytes: 0xF 0xD 0x8A 0x80 > > Illegal instruction > > > > I'm not to good at this, but I think it's the prefetchw command. Any > > idea how difficult this is to implement? > > prefetchw - that's an AMD 3dnow! instruction right? I think it's a bug > in your distro if it's using 3dnow instructions on a CPU which doesn't > claim to support them (unless, of course, we are claiming to do so > accidentally). What's your CPU? > > J > I think my CPU supports them. I have an AMD Athlon XP 2600+. I just figured valgrind doesn't know what to do with the command. cat /proc/cpuinfo processor : 0 vendor_id : AuthenticAMD cpu family : 6 model : 8 model name : AMD Athlon(TM) XP 2600+ stepping : 1 cpu MHz : 2083.203 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 1 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 mmx fxsr sse syscall mmxext 3dnowext 3dnow bogomips : 4104.19 Tyler |