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Adding Scanner object and also tuning for better branch prediction for about +6%. (#341)

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Thomas Wuerthinger
2024-01-12 20:51:22 +01:00
committed by GitHub
parent dac38bc97f
commit bd4cff945d
2 changed files with 183 additions and 101 deletions
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prepare_thomaswue.sh
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@@ -21,5 +21,6 @@ sdk use java 21.0.1-graal 1>&2
# ./mvnw clean verify removes target/ and will re-trigger native image creation.
if [ ! -f target/CalculateAverage_thomaswue_image ]; then
NATIVE_IMAGE_OPTS="--gc=epsilon -O3 -march=native --enable-preview"
# Use -H:MethodFilter=CalculateAverage_thomaswue.* -H:Dump=:2 -H:PrintGraph=Network for IdealGraphVisualizer graph dumping.
native-image $NATIVE_IMAGE_OPTS -cp target/average-1.0.0-SNAPSHOT.jar -o target/CalculateAverage_thomaswue_image dev.morling.onebrc.CalculateAverage_thomaswue
fi