HIERARCHICAL THREAD SCHEDULING
    1.
    发明申请

    公开(公告)号:US20210382720A1

    公开(公告)日:2021-12-09

    申请号:US17131647

    申请日:2020-12-22

    Abstract: Examples described herein relate to a graphics processing unit (GPU) coupled to the memory device, the GPU configured to: execute an instruction thread; determine if a dual directional signal barrier is associated with the instruction thread; and based on clearance of the dual directional signal barrier for a particular signal barrier identifier and a mode of operation, indicate a clearance of the dual directional signal barrier for the mode of operation, wherein the dual directional signal barrier is to provide a single barrier to gate activity of one or more producers based on activity of one or more consumers or gate activity of one or more consumers based on activity of one or more producers.

    HIERARCHICAL THREAD SCHEDULING
    3.
    发明申请

    公开(公告)号:US20210382717A1

    公开(公告)日:2021-12-09

    申请号:US16892202

    申请日:2020-06-03

    Abstract: Examples described herein relate to a graphics processing apparatus that includes a memory device and a graphics processing unit (GPU) coupled to the memory device, the GPU can be configured to: execute an instruction thread; determine if a signal barrier is associated with the instruction thread; for a signal barrier associated with the instruction thread, determine if the signal barrier is cleared; and based on the signal barrier being cleared, permit any waiting instruction thread associated with the signal barrier identifier to commence with execution but not permit any waiting thread that is not associated with the signal barrier identifier to commence with execution. In some examples, the signal barrier includes a signal barrier identifier. In some examples, the signal barrier identifier is one of a plurality of values. In some examples, a gateway is used to receive indications of a signal barrier identifier and to selectively clear a signal barrier for a waiting instruction thread associated with the signal barrier identifier based on clearance conditions associated with the signal barrier being met.

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