Writing emulators [Was: Re: VCF PNW 2018: Pictures!]

Al Kossow aek at bitsavers.org
Wed Feb 21 13:16:15 CST 2018

On 2/21/18 11:11 AM, Chuck Guzis via cctalk wrote:

> Putting it another way, one can maintain a cycle counter in an emulator
> whose contents are updated when certain tasks have been accomplished.

Synchronization at start of instruction fetch, DMA complete, and firing of an interrupt
can hide a lot of timing inaccuracies.

Finding idle loops can help with host processor CPU resource consumption.

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