home/categories/debugging/antonykamp-cc-truffle-performance-plugin-skills-analyzing-compiler-graphs-skill-md
debuggingtools
analyzing-compiler-graphs
Dumps and analyzes Graal IR compiler graphs showing optimization decisions. Use BGV format with bgv2json/seafoam to inspect escape analysis, boxing removal, inlining decisions, and call node types. Reveals what compiler actually optimized vs intended. Use as last resort after basic profiling when root cause remains unclear.
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antonykamp
Updated 1/17/2026
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quick start
Installation and usage
Dumps and analyzes Graal IR compiler graphs showing optimization decisions. Use BGV format with bgv2json/seafoam to inspect escape analysis, boxing removal, inlining decisions, and call node types. Reveals what compiler actually optimized vs intended. Use as last resort after basic profiling when root cause remains unclear.
Installation
$ install --globalskills.sh
Usage
Once installed, you can use this skill by running the following command in your terminal:
skills use analyzing-compiler-graphs