RFR: 8339205: Optimize StackMapGenerator [v7]

[Chen Liang]

On Wed, 9 Oct 2024 17:40:13 GMT, Shaojin Wen <swen at openjdk.org> wrote:

>> Reduce code size by combining calls and defining local variables
>
> Shaojin Wen has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 18 commits:
> 
>  - Merge remote-tracking branch 'upstream/master' into optim_stack_map_gen_202408
>  - use 4 spaces.
>  - Update src/java.base/share/classes/jdk/internal/classfile/impl/StackMapGenerator.java
>    
>    Co-authored-by: Chen Liang <liach at openjdk.org>
>  - Merge branch 'master' into optim_stack_map_gen_202408
>  - Merge branch 'master' into optim_stack_map_gen_202408
>  - reduce codeSize
>  - reduce codeSize
>  - decStack & stackUnderflow
>  - fix merge error
>  - Merge branch 'master' into optim_stack_map_gen_202408
>  - ... and 8 more: https://git.openjdk.org/jdk/compare/3ab519f1...248f7474

Marked as reviewed by liach (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/20756#pullrequestreview-2360568222