1[ 2 { 3 "ArchStdEvent": "SW_INCR", 4 "PublicDescription": "Counts software writes to the PMSWINC_EL0 (software PMU increment) register. The PMSWINC_EL0 register is a manually updated counter for use by application software.\n\nThis event could be used to measure any user program event, such as accesses to a particular data structure (by writing to the PMSWINC_EL0 register each time the data structure is accessed).\n\nTo use the PMSWINC_EL0 register and event, developers must insert instructions that write to the PMSWINC_EL0 register into the source code.\n\nSince the SW_INCR event records writes to the PMSWINC_EL0 register, there is no need to do a read/increment/write sequence to the PMSWINC_EL0 register." 5 }, 6 { 7 "ArchStdEvent": "INST_RETIRED", 8 "PublicDescription": "Counts instructions that have been architecturally executed." 9 }, 10 { 11 "ArchStdEvent": "CID_WRITE_RETIRED", 12 "PublicDescription": "Counts architecturally executed writes to the CONTEXTIDR register, which usually contain the kernel PID and can be output with hardware trace." 13 }, 14 { 15 "ArchStdEvent": "TTBR_WRITE_RETIRED", 16 "PublicDescription": "Counts architectural writes to TTBR0/1_EL1. If virtualization host extensions are enabled (by setting the HCR_EL2.E2H bit to 1), then accesses to TTBR0/1_EL1 that are redirected to TTBR0/1_EL2, or accesses to TTBR0/1_EL12, are counted. TTBRn registers are typically updated when the kernel is swapping user-space threads or applications." 17 }, 18 { 19 "ArchStdEvent": "BR_RETIRED", 20 "PublicDescription": "Counts architecturally executed branches, whether the branch is taken or not. Instructions that explicitly write to the PC are also counted." 21 }, 22 { 23 "ArchStdEvent": "BR_MIS_PRED_RETIRED", 24 "PublicDescription": "Counts branches counted by BR_RETIRED which were mispredicted and caused a pipeline flush." 25 }, 26 { 27 "ArchStdEvent": "OP_RETIRED", 28 "PublicDescription": "Counts micro-operations that are architecturally executed. This is a count of number of micro-operations retired from the commit queue in a single cycle." 29 } 30] 31