git: openjdk/jdk: 8325403: Add SystemGC JMH benchmarks

[Stefan Johansson]

Changeset: 130f429c
Author:    Stefan Johansson <sjohanss at openjdk.org>
Date:      2024-02-14 14:59:34 +0000
URL:       https://git.openjdk.org/jdk/commit/130f429c6fd1e31fbdbd523419f8d8447e9da0e5

8325403: Add SystemGC JMH benchmarks

Reviewed-by: ecaspole, ayang, tschatzl

+ test/micro/org/openjdk/bench/vm/gc/systemgc/AllDead.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/AllLive.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/DifferentObjectSizesArray.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/DifferentObjectSizesHashMap.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/DifferentObjectSizesTreeMap.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/GarbageGenerator.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/HalfDeadFirstPart.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/HalfDeadInterleaved.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/HalfDeadInterleavedChunks.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/HalfDeadSecondPart.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/HalfHashedHalfDead.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/NoObjects.java
+ test/micro/org/openjdk/bench/vm/gc/systemgc/OneBigObject.java