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Mojo struct

PingPongOps

struct PingPongOps

Op tags for the ping-pong double-buffered matmul kernel.

Kernel-specific data ops in the 0-127 range; framework infrastructure ops inherited from ScheduleOps at 128+.

Fields

• ​value (Int):

Implemented traits

AnyType, Deinitable, Equatable, Movable, ScheduleOps

comptime members

BARRIER

comptime BARRIER = PingPongOps(Int(128))

Workgroup-wide barrier (e.g. s_barrier on AMD).

COMPUTE

comptime COMPUTE = PingPongOps(Int(2))

LOAD_A

comptime LOAD_A = PingPongOps(Int(0))

LOAD_B

comptime LOAD_B = PingPongOps(Int(1))

MMA

comptime MMA = PingPongOps(Int(5))

MMA_LOAD_A

comptime MMA_LOAD_A = PingPongOps(Int(3))

MMA_LOAD_B

comptime MMA_LOAD_B = PingPongOps(Int(4))

NONE

comptime NONE = PingPongOps(Int(255))

Sentinel value for an absent or unspecified op.

SCHED_GROUP_BARRIER

comptime SCHED_GROUP_BARRIER = PingPongOps(Int(133))

LLVM scheduling-group barrier hint (s_sched_group_barrier).

SCHEDULE_BARRIER

comptime SCHEDULE_BARRIER = PingPongOps(Int(132))

LLVM scheduling-barrier hint (schedule_barrier).

SET_PRIO

comptime SET_PRIO = PingPongOps(Int(131))

Wave priority hint (e.g. s_setprio).

WAIT_LGKM

comptime WAIT_LGKM = PingPongOps(Int(130))

Wait on outstanding LDS / scalar-memory ops (e.g. s_waitcnt lgkmcnt).

WAIT_VM

comptime WAIT_VM = PingPongOps(Int(129))

Wait on outstanding global-memory loads (e.g. s_waitcnt vmcnt).