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by rachitnigam 849 days ago
Author of Calyx here. I always find these arguments quite reductive but will nonetheless entertain them.

"Developing Hardware is a solved problem"

For which audience specifically? Maybe if you consider giant teams at large corps pouring in millions. Is it a solved problem for hobbyists, students, people who're just curious? Most people who're curious about software can go play with it in 15 mins. For hardware, it's more like months.

"If you need pseudo-DSL ..."

Weirdly gatekeepy. Why should hardware be only used by experts? There's lot you could've said about it being hard to optimize hardware well (which is challenging with HDLs too) but instead choose this argument.

"You cannot abstract away this engineering task" The goal of research is to try to do things differently. We already know how to build hardware using HDLs, with waterfall models and giant teams. We want to figure out if there are better ways to do it.

The VLSI revolution wouldn't have happened if randos on the internet kept complaining about how "we already know how to do full custom design" and "you cannot abstract physics". We did before, and it changed the world. Let's have some optimism.

1 comments

Good luck! :)
I think the developer did a great job for at least trying. I'm no hardware design expert, but the amount of work done shows. Plus it's reproducible research. If you're so sure about the quality and utility of the work done, you can get the artifacts, reproduce the toolchain, and write a nice rebuttal about it, and maybe even suggest improvements to the work done. Who knows.

I think, failure is a way better outcome than not trying in the first place.

It was not my intent to be discouraging towards the project, but rather than a frustration about a consistently misplaced attention from outsiders and science/research community.
But again, this notion of "outsiders" is very gatekeepy. There have been substaintial successes in using high-level programming models for hardware design.

The Google VCU paper explicitly mentions using such tools made them faster. All of these is enabled by people looking at problems with a fresh perspective

I don't have a horse in this race, and maybe the root comment came off as flippant and disparaging. But I'm not reading "outsiders" as being what you say "gatekeeping".

Maybe another perspective is that "outsiders" may not have the same view of the issue as experts in the field and may not (historically, in OP's experience) seem to want to work together with the experts to develop this view. Handwaving away complexities and not willing to get hands dirty is something I've seen as well so maybe I'm a bit more empathetic, but cold shoulders from "experts" towards newcomers is definitely a thing.

Both of which could help both sides - bring more depth to the fresh view of the "outsiders" and actually bring valuable freshness to the depth of the "experts".

"outsiders" can often bring a new perspective. There are many people who overlap both the hardware and software worlds (I consider myself one of them having started out in hardware and then moving over to the software side in EDA). Without those kinds of people you wouldn't have the kinds of EDA tools you have now.

> misplaced attention from outsiders and science/research community.

Come join the software side and work on the tools you want to see.