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8236778: Add Atomic::fetch_and_add

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Reviewed-by: kbarrett, dholmes
This commit is contained in:
Stefan Karlsson 2020-01-24 09:15:08 +01:00
parent 5013cf6e0c
commit 17106c9e9d
32 changed files with 152 additions and 146 deletions
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2
src/hotspot/share/utilities/concurrentHashTableTasks.inline.hpp
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@ -54,7 +54,7 @@ class ConcurrentHashTable<CONFIG, F>::BucketsOperation {
// Returns true if you succeeded to claim the range start -> (stop-1).
bool claim(size_t* start, size_t* stop) {
size_t claimed = Atomic::add(&_next_to_claim, (size_t)1) - 1;
size_t claimed = Atomic::fetch_and_add(&_next_to_claim, 1u);
if (claimed >= _stop_task) {
return false;
}