git: openjdk/leyden: premain: new brnchmark framework for running very short running programs like javac

[duke]

Changeset: fd6e803a
Author:    iklam <ilam3388 at gmail.com>
Date:      2023-12-21 17:26:28 +0000
URL:       https://git.openjdk.org/leyden/commit/fd6e803a7783b673eff6e60d62b3c4a9e4894cbf

new brnchmark framework for running very short running programs like javac

! test/hotspot/jtreg/premain/javac_helloworld/run.sh
+ test/hotspot/jtreg/premain/lib/bench-lib.sh