Re: /etc/disktab on vax
Anders Magnusson <[email protected]>
| Newsgroups | gmane.os.netbsd.ports.vax,gmane.os.netbsd.ports.sparc64 |
|---|---|
| Message-ID | <[email protected]> |
On 07/03/2012 08:40 PM, Dave McGuire wrote: > On 07/03/2012 02:11 PM, Johnny Billquist wrote: >> The 6502, which was the popular contemporary CPU to compare against, >> did do about one instruction per clock cycle, which is why there was >> somewhat of an equivalence between a 4 MHz Z80 and a 1 MHz 6502. > The 6502's register starvation negated a lot of that performance gain, > however. Clever use of zero page could solve much of that. Not unlike the Nova which also had a fast-lane for zero page. -- Ragge