RFR: 8282475: SafeFetch should not rely on existence of Thread::current [v6]

Andrew Haley aph at openjdk.java.net
Sat Mar 12 17:48:46 UTC 2022


On Sat, 12 Mar 2022 12:30:39 GMT, Andrew Haley <aph at openjdk.org> wrote:

> 1ns

Incidentally, there must be a lot of speculation and bypassing going on there. I can see 15 cycles of latency, probably 20, so that'd be more like 5ns start to finish. M1 is a remarkable thing.

-------------

PR: https://git.openjdk.java.net/jdk/pull/7727


More information about the serviceability-dev mailing list