<i18n dev> Integrated: 8365186: Reduce size of j.t.f.DateTimePrintContext::adjust

[Shaojin Wen]

On Tue, 5 Aug 2025 01:23:17 GMT, Shaojin Wen <swen at openjdk.org> wrote:

> By adding the JVM startup parameters `-XX:+UnlockDiagnosticVMOptions -XX:+PrintInlining` and analyzing the printed log information, and found that the code size of the j.t.f.DateTimePrintContext::adjust method is 382, which is greater than 325, causing inlining failure.
> 
> 
> @ 7   java.time.format.DateTimePrintContext::adjust (382 bytes)   failed to inline: hot method too big
> 
> 
> By splitting the code into `common/uncommon`, and moving the uncommon code into adjust0, the adjust method is kept small and can be inlined by the C2 optimizer.

This pull request has now been integrated.

Changeset: f5f414f9
Author:    Shaojin Wen <swen at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/f5f414f9fc67e55acb83e04ea270d39041cb6198
Stats:     87 lines in 1 file changed: 86 ins; 0 del; 1 mod

8365186: Reduce size of j.t.f.DateTimePrintContext::adjust

Reviewed-by: rriggs

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PR: https://git.openjdk.org/jdk/pull/26633