Xbestpp Now

[[xbestpp::hot(iterations=1000000)]] void compute() ... Then run:

Function Baseline (ms) Optimized (ms) Speedup matrix_multiply 342.12 189.44 1.81x 5.1 Targeted tuning via annotation Add to your C++ code: xbestpp

[output] format = "html" threshold_speedup = 1.10 # only show improvements >10% [[xbestpp::hot(iterations=1000000)]] void compute()

xbestpp tune --annotated-only -- ./my_program xbestpp profile --gpu --kernel="myKernel" -- ./cuda_app Reports: occupancy, global load/store efficiency, bank conflicts. 5.3 Regression testing in CI xbestpp ci --baseline=golden.json --max-regression=0.05 -- ./test_suite Fails if any metric worsens >5%. 6. Configuration File ( xbestpp.toml ) Example: global load/store efficiency