Integrated: 8341006: Optimize StackMapGenerator detect frames

[Shaojin Wen]

On Wed, 25 Sep 2024 12:05:02 GMT, Shaojin Wen <swen at openjdk.org> wrote:

> 1. Construct Frames directly without BitSet
> 2. Use Frame[] instead of ArrayList
> 3. Use EMPTY_FRAME_ARRAY for initialization. No need to allocate objects when there is no frame.

This pull request has now been integrated.

Changeset: 12028000
Author:    Shaojin Wen <swen at openjdk.org>
URL:       https://git.openjdk.org/jdk/commit/12028000db2ef3b1c784af119c495aa3ef9590cf
Stats:     128 lines in 1 file changed: 60 ins; 37 del; 31 mod

8341006: Optimize StackMapGenerator detect frames

Reviewed-by: liach

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PR: https://git.openjdk.org/jdk/pull/21183