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Started to implement a portable way to yield.

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This commit is contained in:
Benoit Steiner
2016-04-19 17:59:58 -07:00
parent 1d0238375d
commit c7c2054bb5
3 changed files with 24 additions and 3 deletions
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4
unsupported/Eigen/CXX11/src/ThreadPool/EventCount.h
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@@ -81,7 +81,7 @@ class EventCount {
if (int64_t((state & kEpochMask) - epoch) < 0) {
// The preceeding waiter has not decided on its fate. Wait until it
// calls either CancelWait or CommitWait, or is notified.
std::this_thread::yield();
EIGEN_THREAD_YIELD();
state = state_.load(std::memory_order_seq_cst);
continue;
}
@@ -112,7 +112,7 @@ class EventCount {
if (int64_t((state & kEpochMask) - epoch) < 0) {
// The preceeding waiter has not decided on its fate. Wait until it
// calls either CancelWait or CommitWait, or is notified.
std::this_thread::yield();
EIGEN_THREAD_YIELD();
state = state_.load(std::memory_order_relaxed);
continue;
}