TSB

Trace Synchronization Barrier. This instruction is a barrier that synchronizes the trace operations of instructions, see Trace Synchronization Barrier (TSB).

If FEAT_TRF is not implemented, this instruction executes as a NOP.

System
(FEAT_TRF)

313029282726252423222120191817161514131211109876543210
11010101000000110010001001011111
CRmop2

TSB CSYNC

if !IsFeatureImplemented(FEAT_TRF) then EndOfInstruction(); // Instruction executes as NOP

Operation

TraceSynchronizationBarrier();