[
{
"ArchStdEvent": "STALL_FRONTEND"
},
{
"ArchStdEvent": "STALL_BACKEND"
},
{
"PublicDescription": "No operation issued due to the frontend, cache miss.This event counts every cycle the DPU IQ is empty and there is an instruction cache miss being processed",
"EventCode": "0xE1",
"EventName": "STALL_FRONTEND_CACHE",
"BriefDescription": "No operation issued due to the frontend, cache miss.This event counts every cycle the DPU IQ is empty and there is an instruction cache miss being processed"
},
{
"PublicDescription": "No operation issued due to the frontend, TLB miss.This event counts every cycle the DPU IQ is empty and there is an instruction L1 TLB miss being processed",
"EventCode": "0xE2",
"EventName": "STALL_FRONTEND_TLB",
"BriefDescription": "No operation issued due to the frontend, TLB miss.This event counts every cycle the DPU IQ is empty and there is an instruction L1 TLB miss being processed"
},
{
"PublicDescription": "No operation issued due to the frontend, pre-decode error.This event counts every cycle the DPU IQ is empty and there is a pre-decode error being processed",
"EventCode": "0xE3",
"EventName": "STALL_FRONTEND_PDERR",
"BriefDescription": "No operation issued due to the frontend, pre-decode error.This event counts every cycle the DPU IQ is empty and there is a pre-decode error being processed"
},
{
"PublicDescription": "No operation issued due to the backend interlock.This event counts every cycle that issue is stalled and there is an interlock. Stall cycles due to a stall in Wr (typically awaiting load data) are excluded",
"EventCode": "0xE4",
"EventName": "STALL_BACKEND_ILOCK",
"BriefDescription": "No operation issued due to the backend interlock.This event counts every cycle that issue is stalled and there is an interlock. Stall cycles due to a stall in Wr (typically awaiting load data) are excluded"
},
{
"PublicDescription": "No operation issued due to the backend, interlock, AGU.This event counts every cycle that issue is stalled and there is an interlock that is due to a load/store instruction waiting for data to calculate the address in the AGU. Stall cycles due to a stall in Wr (typically awaiting load data) are excluded",
"EventCode": "0xE5",
"EventName": "STALL_BACKEND_ILOCK_AGU",
"BriefDescription": "No operation issued due to the backend, interlock, AGU.This event counts every cycle that issue is stalled and there is an interlock that is due to a load/store instruction waiting for data to calculate the address in the AGU. Stall cycles due to a stall in Wr (typically awaiting load data) are excluded"
},
{
"PublicDescription": "No operation issued due to the backend, interlock, FPU.This event counts every cycle that issue is stalled and there is an interlock that is due to an FPU/NEON instruction. Stall cycles due to a stall in the Wr stage (typically awaiting load data) are excluded",
"EventCode": "0xE6",
"EventName": "STALL_BACKEND_ILOCK_FPU",
"BriefDescription": "No operation issued due to the backend, interlock, FPU.This event counts every cycle that issue is stalled and there is an interlock that is due to an FPU/NEON instruction. Stall cycles due to a stall in the Wr stage (typically awaiting load data) are excluded"
},
{
"PublicDescription": "No operation issued due to the backend, load.This event counts every cycle there is a stall in the Wr stage due to a load",
"EventCode": "0xE7",
"EventName": "STALL_BACKEND_LD",
"BriefDescription": "No operation issued due to the backend, load.This event counts every cycle there is a stall in the Wr stage due to a load"
},
{
"PublicDescription": "No operation issued due to the backend, store.This event counts every cycle there is a stall in the Wr stage due to a store",
"EventCode": "0xE8",
"EventName": "STALL_BACKEND_ST",
"BriefDescription": "No operation issued due to the backend, store.This event counts every cycle there is a stall in the Wr stage due to a store"
},
{
"PublicDescription": "No operation issued due to the backend, load, cache miss.This event counts every cycle there is a stall in the Wr stage due to a load which is waiting on data (due to missing the cache or being non-cacheable)",
"EventCode": "0xE9",
"EventName": "STALL_BACKEND_LD_CACHE",
"BriefDescription": "No operation issued due to the backend, load, cache miss.This event counts every cycle there is a stall in the Wr stage due to a load which is waiting on data (due to missing the cache or being non-cacheable)"
},
{
"PublicDescription": "No operation issued due to the backend, load, TLB miss.This event counts every cycle there is a stall in the Wr stage due to a load which has missed in the L1 TLB",
"EventCode": "0xEA",
"EventName": "STALL_BACKEND_LD_TLB",
"BriefDescription": "No operation issued due to the backend, load, TLB miss.This event counts every cycle there is a stall in the Wr stage due to a load which has missed in the L1 TLB"
},
{
"PublicDescription": "No operation issued due to the backend, store, STB full.This event counts every cycle there is a stall in the Wr stage due to a store which is waiting due to the STB being full",
"EventCode": "0xEB",
"EventName": "STALL_BACKEND_ST_STB",
"BriefDescription": "No operation issued due to the backend, store, STB full.This event counts every cycle there is a stall in the Wr stage due to a store which is waiting due to the STB being full"
},
{
"PublicDescription": "No operation issued due to the backend, store, TLB miss.This event counts every cycle there is a stall in the Wr stage due to a store which has missed in the L1 TLB",
"EventCode": "0xEC",
"EventName": "STALL_BACKEND_ST_TLB",
"BriefDescription": "No operation issued due to the backend, store, TLB miss.This event counts every cycle there is a stall in the Wr stage due to a store which has missed in the L1 TLB"
}
]
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