RFR: 8261447: MethodInvocationCounters frequently run into overflow [v8]
Igor Veresov
iveresov at openjdk.java.net
Tue Mar 2 20:58:47 UTC 2021
On Tue, 2 Mar 2021 20:47:25 GMT, Lutz Schmidt <lucy at openjdk.org> wrote:
>> I'd be better to change the logic to check if the counter is ```>= InvocationCounter::count_limit``` then it's in overflow.
>
> With overflow I do not mean "counter overflow" as it is used to trigger compiler activities but plain simple "range of singed int exceeded". Should I use different wording? E.g. "counter in signed int overflow"?
Then it will never happen. These values come from ```InvocationCounter::count()```. And it will never return a value > 2^31 - 1.
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PR: https://git.openjdk.java.net/jdk/pull/2511
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