may be called with an empty slot or a slot that has already been constructed into.

needed for forwarding

needed for forwarding

Get the number of local copies

we have to be able to test against a new tail value without changing my_tail grow_array doesn't work if we change my_tail when the old array is too sm

---------------------------------- Utility ----------------------------------*/ TODO: move inside IndexedBins class

Used for internal purpose

Sizes between the power of 2 values are approximated to StepFactor.

Should not be called directly, instead use create method

Constructors

Constructors

A dummy order key has its original hash value reversed and the last bit unset

A regular order key has its original hash value reversed and the last bit set

Construct stage_task for first stage in a pipeline. Such a stage has not read any input yet. */

startUseBlock may add the free block to a bin, the block can be used and even released after this, so the region must be added to regionList already

Constructor deterministic_reduce root task.

Constructor for root task.

Constructor reduce root task.

my_yield_threshold = 100 is an experimental value. Ideally, once we start calling __TBB_Yield(), the time spent spinning before calling out_of_work()

Here rvalue references act in the same way as forwarding references, as long as class template parameters were deduced via forwarding references.

swap two instances. Iterators are invalidated