warp.tile_stack_count

warp.tile_stack_count(s: Any) → int

• Kernel: true
• Python: false
• Differentiable: false

Return the current number of elements in a tile stack.

May be called by one thread or from divergent control flow. The value is uniform across the block and always lies in [0, capacity]. Call it only after every thread has completed the same preceding push, pop, or clear.

Parameters:

s – The tile stack, from tile_stack()

Returns:

The current number of elements in the stack.

See tile_stack() for a usage example.