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8035406: Improve data structure for Code Cache remembered sets

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Change the code cache remembered sets data structure from a GrowableArray to a chunked list of nmethods. This makes the data structure more amenable to parallelization, and decreases freeing time.

Reviewed-by: mgerdin, brutisso
This commit is contained in:
Thomas Schatzl 2014-03-17 10:12:21 +01:00
parent c88e3def4d
commit 329e55e7b0
14 changed files with 656 additions and 69 deletions
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2
hotspot/src/share/vm/prims/jni.cpp
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@ -3882,6 +3882,7 @@ void TestKlass_test();
void TestOldFreeSpaceCalculation_test();
void TestG1BiasedArray_test();
void TestBufferingOopClosure_test();
void TestCodeCacheRemSet_test();
#endif
void execute_internal_vm_tests() {
@ -3910,6 +3911,7 @@ void execute_internal_vm_tests() {
run_unit_test(TestG1BiasedArray_test());
run_unit_test(HeapRegionRemSet::test_prt());
run_unit_test(TestBufferingOopClosure_test());
run_unit_test(TestCodeCacheRemSet_test());
#endif
tty->print_cr("All internal VM tests passed");
}