[code-reflection] RFR: OpBuilder optimizations - part 1. [v9]

[Paul Sandoz]

On Tue, 18 Nov 2025 12:44:45 GMT, Adam Sotona <asotona at openjdk.org> wrote:

>> This PR include following changes:
>> 
>> - op-building methods delegate to a synthetic inner class
>> - fixed boxing in `OpBuilder`
>> - op-building methods are generated by `BytecodeGenerator` and support wide range of ops
>> - `CodeModelTranslator` is deleted
>> - synthetic op-building method overrides significantly reduce overhead (by 60% on `TestBytecode`)
>> - refactored `OpBuilder` to build `ModuleOp` instead of individual `FuncCallOp`s 
>> - fixed `BytecodeGenerator` to support `ModuleOp` and `FuncCallOp`
>
> Adam Sotona has updated the pull request incrementally with two additional commits since the last revision:
> 
>  - fixed imports
>    
>  - fixed javadoc wording

src/jdk.incubator.code/share/classes/jdk/incubator/code/internal/ReflectMethods.java line 158:

> 156:     private ListBuffer<JCTree> classOps;
> 157:     private SequencedMap<String, Op> ops;
> 158:     private Symbol.ClassSymbol currentClassSym, synthClassSym;

Suggest finding a better name and declaring on a separate line.
e.g., rename to `codeModelsClassSym`.

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PR Review Comment: https://git.openjdk.org/babylon/pull/679#discussion_r2538896262