On 2/1/13 10:52 AM, Jean-Marc Desperrier wrote:
The trouble with going 64-bits is that the jit would then see some
significant regression, for cache pressure/instruction set related
reasons
Do you have numbers here?
I'm aware of some regressions for things that involve traversing DOM
trees in a microbenchmark with 64-bit builds, but not for the JIT per
se. Well, apart from us having focused a bit more on 32-bit JIT perf
than 64-bit JIT perf, I guess.
-Boris
_______________________________________________
dev-platform mailing list
dev-platform@lists.mozilla.org
https://lists.mozilla.org/listinfo/dev-platform