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CPU Design: Part 7 - Fun with Logic DesignYeah, to a cpu designer, things like 1-bit no-carry adders, xors, and multiplexers are the same thing. So + is just OR, but has some of the... -
CPU Design: Part 7 - Fun with Logic DesignI would classify myself as a pure computer scientist, but I've seen all of your symbols throughout this article before and read it fluently. Even... -
CPU Design: Part 5 - CachesAgree wholeheartedly. Oh that's what the e stands for. I always assumed it was denoting a binary using some of the optional extensions or...
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CPU Design: Part 5 - CachesBTW, what I meant about Apple's platform choices with x86 was mostly that for them, a lot of this stuff isn't optional. SSE3 is a good example...
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CPU Design: Part 5 - CachesThis was fascinating. Thank you so much for the explanations and the article. It's nice to see that my logic for how this could be done Was not...
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CPU Design: Part 7 - Fun with Logic Design
- Cliff Maier, PhD
- 33 min read
- Views: 122
- Reaction score: 2
- Comments: 2
If you have a logical function that needs to be implemented, how do you break that down into the logic gates that correspond to “standard cells”... -
CPU Design: Part 6 - Clocks
- Cliff Maier, PhD
- 18 min read
- Views: 96
- Reaction score: 4
Tick tock. To a CPU designer, a clock is a signal that is used to synchronize the behavior of different circuits. As discussed in earlier... -
CPU Design: Part 5 - Caches
- Cliff Maier, PhD
- 24 min read
- Views: 302
- Reaction score: 4
- Comments: 21
In Part 4 I explained that when it comes to memory, you essentially have to trade off capacity vs. speed. If you want a large pool of available... -
CPU Design: Part 4 - Memories
- Cliff Maier, PhD
- 14 min read
- Views: 171
- Reaction score: 5
- Comments: 6
Introduction I’ve received a request to talk about caches, which is a topic near and dear to my heart. In fact, my Ph.D. dissertation was a... -
CPU Design: Part 3 - Power
- Cliff Maier, PhD
- 15 min read
- Views: 185
- Reaction score: 7
- Comments: 3
Power efficiency has increasingly become an important issue in CPU design. Performing calculations is not free - you have to supply power in... -
CPU Design: Part 2 - Logic Design Fundamentals
- Cliff Maier, PhD
- 13 min read
- Views: 300
- Reaction score: 4
- Comments: 2
In Part 1, we discussed how the architect decides how the processor behaves. The next step is for the logic designer to decide how to produce... -
Posting Articles
- Eric
- 1 min read
- Views: 130
Welcome to the Articles section where anyone can share, it's as simple as a regular post with a few added benefits. It's important to add an image... -
CPU Design: Part 1 - Architecture
- Cliff Maier, PhD
- 4 min read
- Views: 354
- Reaction score: 6
- Comments: 5
”Architecture” may mean different things at different companies, but at the companies I worked at it had a fairly consistent meaning...