Andy Wingo

Results 191 comments of Andy Wingo

I actually don't get why luajit is doing all the movsxd's. `mov r15d, ebx` should set the upper 32 bits of r15 to zero anyway (section 3.4.1.1 of intel basic...

Just as a data point, for the Guile implementation of Scheme, tail calls would be useful but not necessary to enable Scheme on wasm and not sufficient on their own...

@rossberg yes it is the lack of types. same issue as varargs, really.

Where is the code here? I would guess there's some increasing amount of polymorphism. Could be wrong of course.

Hi! This is a terrible error message :P Thanks for reporting. Unfortunately it does correspond to an error situation -- Snabb does not implement drivers for these devices: ``` #...

Do I understand correctly that these are full duplex receive and transmit tests, and that they are being limited by the transmit side because of the non-posted semantics of the...

Excellent idea! The docs should probably note that this is a class method, not a method on an instance, and that it's meant to add to _configuration_ and not have...

The build failure appears to be just that the LPM tests need CPU affinity, or they error out. I made a patch some weeks ago to fix this but due...

FWIW I have gotten pretty good results with the standard register allocator with GCC and Guile's VM, e.g. here is the expanded C code for a logsub op on 64-bit...

A newer update on this phenomenon: https://blog.cloudflare.com/on-the-dangers-of-intels-frequency-scaling/