_MISS",         "MSRIndex": "0x0F0",         "MSRValue": "0x00",         "PEBS": "0",         "SampleAfterValue": "000000",         "TakenAlone": "0",         "UMask": "0x0"     },     {         "BriefDescription": "Cycles with less than 0 uops delivered by the front end.",         "Counter": "0,0,0,0",         "CounterHTOff": "0,0,0,0,0,0,0,0",         "CounterMask": "0",         "EventCode": "0x0C",         "EventName": "IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_0_UOP_DELIV.CORE",         "PublicDescription": "Cycles with less than 0 uops delivered by the front-end.",         "SampleAfterValue": "0000000",         "UMask": "0x0"     },     {         "BriefDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from Decode Stream Buffer (DSB) path",         "Counter": "0,0,0,0",         "CounterHTOff": "0,0,0,0,0,0,0,0",         "CounterMask": "0",         "EventCode": "0x00",         "EventName": "IDQ.DSB_CYCLES",         "PublicDescription": "Counts cycles during which uops are being delivered to Instruction Decode Queue (IDQ) from the Decode Stream Buffer (DSB) path. Counting includes uops that may 'bypass' the IDQ.",         "SampleAfterValue": "0000000",         "UMask": "0x0"     },     {         "BriefDescription": "Retired Instructions who experienced 