From d9ab36a241e4f38e404b5fd5f92de86337dd459c Mon Sep 17 00:00:00 2001 From: Jaromir Hamala Date: Sun, 28 Jan 2024 11:34:28 +0100 Subject: jerrinot's improvement (#607) * some random changes with minimal, if any, effect * use munmap() trick credit: thomaswue * some smaller tweaks * use native image --- prepare_jerrinot.sh | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'prepare_jerrinot.sh') diff --git a/prepare_jerrinot.sh b/prepare_jerrinot.sh index f83a3ff..c36cae3 100755 --- a/prepare_jerrinot.sh +++ b/prepare_jerrinot.sh @@ -16,4 +16,11 @@ # source "$HOME/.sdkman/bin/sdkman-init.sh" -sdk use java 21.0.1-graal 1>&2 +sdk use java 21.0.2-graal 1>&2 + +# ./mvnw clean verify removes target/ and will re-trigger native image creation. +if [ ! -f target/CalculateAverage_jerrinot_image ]; then + NATIVE_IMAGE_OPTS="--gc=epsilon -O3 -march=native --enable-preview -H:InlineAllBonus=10 -H:-ParseRuntimeOptions --initialize-at-build-time=dev.morling.onebrc.CalculateAverage_jerrinot" + # Use -H:MethodFilter=CalculateAverage_jerrinot.* -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_jerrinot_image dev.morling.onebrc.CalculateAverage_jerrinot +fi -- cgit v1.2.3