Patent ID: 11861782
Assignee: IMAGINATION TECHNOLOGIES LIMITED
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 4:
5. The control stream decoder of claim 2, further comprising:
a block skip module configured to, for each of one or more groups of entries of the control stream:
select a portion of the valid tile information for each entry of the group of entries corresponding to the current tile, and
perform an operation on the selected portions to determine whether the current tile is a valid tile for any primitive block corresponding to a primitive block entry in the group of entries;

wherein the primitive block entry analyser only receives primitive block entries in a group of entries of the one or more groups of entries if a result of the operation for that group of entries indicates that the current tile is a valid tile for at least one primitive block corresponding to a primitive block entry in the group of entries.