RFR: 8201516: DebugNonSafepoints generates incorrect information [v4]

Thu Mar 9 07:27:28 UTC 2023

On Wed, 8 Mar 2023 19:24:30 GMT, Xin Liu <xliu at openjdk.org> wrote:

> Is it a particular reason that Compile needs at least 8 blocks?

It's the value that is used when creating the array:
https://github.com/openjdk/jdk/blob/4619e8bae838abd1f243c2c65a538806d226b8e8/src/hotspot/share/opto/compile.cpp#L1060-L1062

I don't think there is a particular reason for 8 but it's just one of those more or less reasonable default values/sizes that we use all over the place when creating containers.

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PR: https://git.openjdk.org/jdk/pull/12806