perf: parallel find new name in concatenated code generation

[LingyuCoder]

Summary

This PR should not be merged before full discussion

Parallel finding names of concatenated modules. Using module index to make sure that the names will not conflict.

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After:

Related links

Checklist

• Tests updated (or not required).
• Documentation updated (or not required).

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[codspeed-hq]

CodSpeed Performance Report

Merging #10874 will not alter performance

_{Comparing perf/parallel-find-new-name (2ee9f55) with main (1161892)}

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Summary

✅ 16 untouched benchmarks

[github-actions]

📝 Benchmark detail: Open

Name	Base (2025-07-02 99bc1d2)	Current	Change
10000_big_production-mode_disable-minimize + exec	33.8 s ± 628 ms	35.3 s ± 365 ms	+4.25 %
10000_development-mode + exec	1.9 s ± 21 ms	1.86 s ± 30 ms	-2.05 %
10000_development-mode_hmr + exec	704 ms ± 12 ms	686 ms ± 19 ms	-2.56 %
10000_production-mode + exec	1.94 s ± 22 ms	1.92 s ± 130 ms	-0.92 %
10000_production-mode_persistent-cold + exec	2.11 s ± 133 ms	2.05 s ± 37 ms	-3.22 %
10000_production-mode_persistent-hot + exec	1.49 s ± 26 ms	1.49 s ± 36 ms	+0.04 %
arco-pro_development-mode + exec	1.79 s ± 89 ms	1.85 s ± 82 ms	+3.59 %
arco-pro_development-mode_hmr + exec	372 ms ± 0.93 ms	371 ms ± 2.1 ms	-0.24 %
arco-pro_production-mode + exec	3.29 s ± 79 ms	3.32 s ± 46 ms	+1.09 %
arco-pro_production-mode_generate-package-json-webpack-plugin + exec	3.4 s ± 109 ms	3.43 s ± 202 ms	+0.93 %
arco-pro_production-mode_persistent-cold + exec	3.39 s ± 108 ms	3.43 s ± 152 ms	+1.20 %
arco-pro_production-mode_persistent-hot + exec	2.11 s ± 74 ms	2.1 s ± 58 ms	-0.63 %
arco-pro_production-mode_traverse-chunk-modules + exec	3.32 s ± 152 ms	3.42 s ± 164 ms	+3.16 %
large-dyn-imports_development-mode + exec	2.11 s ± 50 ms	2.08 s ± 27 ms	-1.43 %
large-dyn-imports_production-mode + exec	2.07 s ± 17 ms	2.08 s ± 41 ms	+0.96 %
threejs_development-mode_10x + exec	1.45 s ± 6 ms	1.48 s ± 91 ms	+1.82 %
threejs_development-mode_10x_hmr + exec	845 ms ± 19 ms	823 ms ± 17 ms	-2.59 %
threejs_production-mode_10x + exec	4.6 s ± 75 ms	4.65 s ± 95 ms	+0.91 %
threejs_production-mode_10x_persistent-cold + exec	4.71 s ± 87 ms	4.81 s ± 290 ms	+2.12 %
threejs_production-mode_10x_persistent-hot + exec	4.19 s ± 254 ms	4.19 s ± 56 ms	+0.05 %
10000_big_production-mode_disable-minimize + rss memory	9593 MiB ± 44.4 MiB	9622 MiB ± 43.1 MiB	+0.31 %
10000_development-mode + rss memory	687 MiB ± 19.9 MiB	725 MiB ± 21 MiB	+5.59 %
10000_development-mode_hmr + rss memory	827 MiB ± 33.1 MiB	851 MiB ± 30 MiB	+2.92 %
10000_production-mode + rss memory	636 MiB ± 49.9 MiB	682 MiB ± 62.6 MiB	+7.20 %
10000_production-mode_persistent-cold + rss memory	758 MiB ± 19.2 MiB	815 MiB ± 58.9 MiB	+7.46 %
10000_production-mode_persistent-hot + rss memory	747 MiB ± 25.8 MiB	770 MiB ± 46.1 MiB	+3.14 %
arco-pro_development-mode + rss memory	598 MiB ± 71.7 MiB	609 MiB ± 57.6 MiB	+1.87 %
arco-pro_development-mode_hmr + rss memory	496 MiB ± 13.6 MiB	532 MiB ± 23.7 MiB	+7.30 %
arco-pro_production-mode + rss memory	673 MiB ± 39.1 MiB	706 MiB ± 31.2 MiB	+4.92 %
arco-pro_production-mode_generate-package-json-webpack-plugin + rss memory	697 MiB ± 84.7 MiB	707 MiB ± 45.8 MiB	+1.48 %
arco-pro_production-mode_persistent-cold + rss memory	819 MiB ± 95.1 MiB	809 MiB ± 46.4 MiB	-1.20 %
arco-pro_production-mode_persistent-hot + rss memory	673 MiB ± 38.2 MiB	700 MiB ± 31.7 MiB	+4.03 %
arco-pro_production-mode_traverse-chunk-modules + rss memory	660 MiB ± 58.9 MiB	713 MiB ± 77.3 MiB	+8.16 %
large-dyn-imports_development-mode + rss memory	697 MiB ± 3.21 MiB	725 MiB ± 16.2 MiB	+3.96 %
large-dyn-imports_production-mode + rss memory	589 MiB ± 3.87 MiB	637 MiB ± 9.61 MiB	+8.12 %
threejs_development-mode_10x + rss memory	615 MiB ± 14.1 MiB	649 MiB ± 11.6 MiB	+5.54 %
threejs_development-mode_10x_hmr + rss memory	808 MiB ± 26.5 MiB	811 MiB ± 16 MiB	+0.33 %
threejs_production-mode_10x + rss memory	838 MiB ± 165 MiB	826 MiB ± 175 MiB	-1.47 %
threejs_production-mode_10x_persistent-cold + rss memory	821 MiB ± 15.5 MiB	854 MiB ± 27.1 MiB	+4.04 %
threejs_production-mode_10x_persistent-hot + rss memory	704 MiB ± 45.4 MiB	730 MiB ± 45.3 MiB	+3.74 %