kernel.subgroup.active.mask¶
Return an integer mask of the currently active subgroup lanes.
Operation contract¶
| Property | Value |
|---|---|
| Semantic phase | executable |
| Traits | Convergent, HasAncestor(kernel.def) |
| Target contracts | kernel.synchronization |
Signature¶
| Kind | Name | Type | Cardinality | Description |
|---|---|---|---|---|
| Result | mask |
integer |
required | Integer active-lane mask. |