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Makes the TMS a sequence-point-generating JustInTimeActor.

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This commit is contained in:
Thomas Harte
2021-04-05 21:02:37 -04:00
parent bd1ea5740a
commit 1266bbb224
7 changed files with 33 additions and 40 deletions
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10
ClockReceiver/JustInTime.hpp
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@@ -105,7 +105,9 @@ template <class T, class LocalTimeScale = HalfCycles, int multiplier = 1, int di
if constexpr (has_sequence_points<T>::value) {
time_until_event_ -= rhs;
if(time_until_event_ <= LocalTimeScale(0)) {
time_overrun_ = time_until_event_;
flush();
update_sequence_point();
return true;
}
}
@@ -174,6 +176,12 @@ template <class T, class LocalTimeScale = HalfCycles, int multiplier = 1, int di
return did_flush;
}
/// @returns a number in the range [-max, 0] indicating the offset of the most recent sequence
/// point from the final time at the end of the += that triggered the sequence point.
[[nodiscard]] forceinline LocalTimeScale last_sequence_point_overrun() {
return time_overrun_;
}
/// @returns the number of cycles until the next sequence-point-based flush, if the embedded object
/// supports sequence points; @c LocalTimeScale() otherwise.
[[nodiscard]] LocalTimeScale cycles_until_implicit_flush() const {
@@ -203,7 +211,7 @@ template <class T, class LocalTimeScale = HalfCycles, int multiplier = 1, int di
private:
T object_;
LocalTimeScale time_since_update_, time_until_event_;
LocalTimeScale time_since_update_, time_until_event_, time_overrun_;
bool is_flushed_ = true;
bool did_flush_ = false;