swetland

14 ms·

121.
by swetland 13y ago
I expect optimizations will come in the form of: - GPU driver improvements (they've already been working with nvidia, amd, and intel) which everyone benefits from - kernel patches (maybe they fiddle with the scheduler or something) whi
122.
by swetland 13y ago
That status document is great. Thank you!
123.
by swetland 13y ago
The most recent released version of Mesa supports OpenGL 3.1 (which dates back to 2008 or 2009, iirc). http://www.mesa3d.org/relnotes/9.1.5.html "Mesa 9.1 implements the OpenGL 3.1 API" I believe I saw some r
124.
by swetland 15y ago
As far as I can tell, I think the cycle count is intended to model the cost of cycles against your 100KHz budget. I'm not sure I think it's worth the complexity. Given that Notch seems to want to continuously operate one or more virtual CP
125.
by swetland 15y ago
Instructions can be 1-3 words depending on opcode and operand types. I was using the skip register to avoid having to decode instructions just to skip 'em. Turns out that my operand decoder is side-effecty (adjusts SP for PUSH/POP operand
126.
by swetland 15y ago
There's a check in the writeback phase that prevents that.
127.
by swetland 15y ago
Well, I think of it more as "fan art", if you will, than a serious project. I was trying to aim for a "one page" implementation for a one page spec (given how generally clean and tidy the design is) because it was fun.
128.
by swetland 15y ago
Yeah, think you're right. I'm out of spec there. That's what you get for trying to be cute. Fixed now.