Naive node.js faster than naive LDC2?
john.michael.hall at gmail.com
Sat Aug 22 20:15:26 UTC 2020
On Saturday, 22 August 2020 at 16:38:42 UTC, Andrei Alexandrescu
> First off this is a great accomplishment of the V8 team. That's
> the remarkable part.
> Second, this is in many ways not new. JIT optimizers are great
> at optimizing numeric code and loops. With regularity ever
> since shortly after Java was invented, "Java is faster than C"
> claims have been backed by benchmarks involving numeric code
> and loops. For such, the JIT can do as good a job as, and
> sometimes even better than, a traditional compiler.
> The way of a low-level language competes is by offering you
> ways to tune code to rival/surpass JIT performance if you need
> to. (Of course, that means the programmer is spending time on
> that, which is a minus.) I have no doubt the D mandelbrot code
> can be made at least as fast as the node.js code.
> The reality of large applications involves things like
> structures and indirections and such, for which data layout is
> important. I think JITs have a way to go in that area.
It would be interesting to see a write-up where LDC's dynamic
compile can speed up D code in the same way.
More information about the Digitalmars-d