1[ 2 { 3 "BriefDescription": "Counts the total number when the front end is resteered, mainly when the BPU cannot provide a correct prediction and this is corrected by other branch handling mechanisms at the front end.", 4 "EventCode": "0xE6", 5 "EventName": "BACLEARS.ANY", 6 "PublicDescription": "Number of front end re-steers due to BPU misprediction.", 7 "SampleAfterValue": "100003", 8 "UMask": "0x1f" 9 }, 10 { 11 "BriefDescription": "Decode Stream Buffer (DSB)-to-MITE switches", 12 "EventCode": "0xAB", 13 "EventName": "DSB2MITE_SWITCHES.COUNT", 14 "PublicDescription": "Number of DSB to MITE switches.", 15 "SampleAfterValue": "2000003", 16 "UMask": "0x1" 17 }, 18 { 19 "BriefDescription": "Decode Stream Buffer (DSB)-to-MITE switch true penalty cycles", 20 "EventCode": "0xAB", 21 "EventName": "DSB2MITE_SWITCHES.PENALTY_CYCLES", 22 "PublicDescription": "Cycles DSB to MITE switches caused delay.", 23 "SampleAfterValue": "2000003", 24 "UMask": "0x2" 25 }, 26 { 27 "BriefDescription": "Cycles when Decode Stream Buffer (DSB) fill encounter more than 3 Decode Stream Buffer (DSB) lines", 28 "EventCode": "0xAC", 29 "EventName": "DSB_FILL.EXCEED_DSB_LINES", 30 "PublicDescription": "DSB Fill encountered > 3 DSB lines.", 31 "SampleAfterValue": "2000003", 32 "UMask": "0x8" 33 }, 34 { 35 "BriefDescription": "Number of Instruction Cache, Streaming Buffer and Victim Cache Reads. both cacheable and noncacheable, including UC fetches", 36 "EventCode": "0x80", 37 "EventName": "ICACHE.HIT", 38 "PublicDescription": "Number of Instruction Cache, Streaming Buffer and Victim Cache Reads. both cacheable and noncacheable, including UC fetches.", 39 "SampleAfterValue": "2000003", 40 "UMask": "0x1" 41 }, 42 { 43 "BriefDescription": "Cycles where a code-fetch stalled due to L1 instruction-cache miss or an iTLB miss", 44 "EventCode": "0x80", 45 "EventName": "ICACHE.IFETCH_STALL", 46 "PublicDescription": "Cycles where a code-fetch stalled due to L1 instruction-cache miss or an iTLB miss.", 47 "SampleAfterValue": "2000003", 48 "UMask": "0x4" 49 }, 50 { 51 "BriefDescription": "Instruction cache, streaming buffer and victim cache misses", 52 "EventCode": "0x80", 53 "EventName": "ICACHE.MISSES", 54 "PublicDescription": "Number of Instruction Cache, Streaming Buffer and Victim Cache Misses. Includes UC accesses.", 55 "SampleAfterValue": "200003", 56 "UMask": "0x2" 57 }, 58 { 59 "BriefDescription": "Cycles Decode Stream Buffer (DSB) is delivering 4 Uops", 60 "CounterMask": "4", 61 "EventCode": "0x79", 62 "EventName": "IDQ.ALL_DSB_CYCLES_4_UOPS", 63 "PublicDescription": "Counts cycles DSB is delivered four uops. Set Cmask = 4.", 64 "SampleAfterValue": "2000003", 65 "UMask": "0x18" 66 }, 67 { 68 "BriefDescription": "Cycles Decode Stream Buffer (DSB) is delivering any Uop", 69 "CounterMask": "1", 70 "EventCode": "0x79", 71 "EventName": "IDQ.ALL_DSB_CYCLES_ANY_UOPS", 72 "PublicDescription": "Counts cycles DSB is delivered at least one uops. Set Cmask = 1.", 73 "SampleAfterValue": "2000003", 74 "UMask": "0x18" 75 }, 76 { 77 "BriefDescription": "Cycles MITE is delivering 4 Uops", 78 "CounterMask": "4", 79 "EventCode": "0x79", 80 "EventName": "IDQ.ALL_MITE_CYCLES_4_UOPS", 81 "PublicDescription": "Counts cycles MITE is delivered four uops. Set Cmask = 4.", 82 "SampleAfterValue": "2000003", 83 "UMask": "0x24" 84 }, 85 { 86 "BriefDescription": "Cycles MITE is delivering any Uop", 87 "CounterMask": "1", 88 "EventCode": "0x79", 89 "EventName": "IDQ.ALL_MITE_CYCLES_ANY_UOPS", 90 "PublicDescription": "Counts cycles MITE is delivered at least one uops. Set Cmask = 1.", 91 "SampleAfterValue": "2000003", 92 "UMask": "0x24" 93 }, 94 { 95 "BriefDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from Decode Stream Buffer (DSB) path", 96 "CounterMask": "1", 97 "EventCode": "0x79", 98 "EventName": "IDQ.DSB_CYCLES", 99 "PublicDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from Decode Stream Buffer (DSB) path.", 100 "SampleAfterValue": "2000003", 101 "UMask": "0x8" 102 }, 103 { 104 "BriefDescription": "Uops delivered to Instruction Decode Queue (IDQ) from the Decode Stream Buffer (DSB) path", 105 "EventCode": "0x79", 106 "EventName": "IDQ.DSB_UOPS", 107 "PublicDescription": "Increment each cycle. # of uops delivered to IDQ from DSB path. Set Cmask = 1 to count cycles.", 108 "SampleAfterValue": "2000003", 109 "UMask": "0x8" 110 }, 111 { 112 "BriefDescription": "Instruction Decode Queue (IDQ) empty cycles", 113 "EventCode": "0x79", 114 "EventName": "IDQ.EMPTY", 115 "PublicDescription": "Counts cycles the IDQ is empty.", 116 "SampleAfterValue": "2000003", 117 "UMask": "0x2" 118 }, 119 { 120 "BriefDescription": "Uops delivered to Instruction Decode Queue (IDQ) from MITE path", 121 "EventCode": "0x79", 122 "EventName": "IDQ.MITE_ALL_UOPS", 123 "PublicDescription": "Number of uops delivered to IDQ from any path.", 124 "SampleAfterValue": "2000003", 125 "UMask": "0x3c" 126 }, 127 { 128 "BriefDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from MITE path", 129 "CounterMask": "1", 130 "EventCode": "0x79", 131 "EventName": "IDQ.MITE_CYCLES", 132 "PublicDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) from MITE path.", 133 "SampleAfterValue": "2000003", 134 "UMask": "0x4" 135 }, 136 { 137 "BriefDescription": "Uops delivered to Instruction Decode Queue (IDQ) from MITE path", 138 "EventCode": "0x79", 139 "EventName": "IDQ.MITE_UOPS", 140 "PublicDescription": "Increment each cycle # of uops delivered to IDQ from MITE path. Set Cmask = 1 to count cycles.", 141 "SampleAfterValue": "2000003", 142 "UMask": "0x4" 143 }, 144 { 145 "BriefDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy", 146 "CounterMask": "1", 147 "EventCode": "0x79", 148 "EventName": "IDQ.MS_CYCLES", 149 "PublicDescription": "Cycles when uops are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy.", 150 "SampleAfterValue": "2000003", 151 "UMask": "0x30" 152 }, 153 { 154 "BriefDescription": "Cycles when uops initiated by Decode Stream Buffer (DSB) are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy", 155 "CounterMask": "1", 156 "EventCode": "0x79", 157 "EventName": "IDQ.MS_DSB_CYCLES", 158 "PublicDescription": "Cycles when uops initiated by Decode Stream Buffer (DSB) are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy.", 159 "SampleAfterValue": "2000003", 160 "UMask": "0x10" 161 }, 162 { 163 "BriefDescription": "Deliveries to Instruction Decode Queue (IDQ) initiated by Decode Stream Buffer (DSB) while Microcode Sequenser (MS) is busy", 164 "CounterMask": "1", 165 "EdgeDetect": "1", 166 "EventCode": "0x79", 167 "EventName": "IDQ.MS_DSB_OCCUR", 168 "PublicDescription": "Deliveries to Instruction Decode Queue (IDQ) initiated by Decode Stream Buffer (DSB) while Microcode Sequenser (MS) is busy.", 169 "SampleAfterValue": "2000003", 170 "UMask": "0x10" 171 }, 172 { 173 "BriefDescription": "Uops initiated by Decode Stream Buffer (DSB) that are being delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy", 174 "EventCode": "0x79", 175 "EventName": "IDQ.MS_DSB_UOPS", 176 "PublicDescription": "Increment each cycle # of uops delivered to IDQ when MS_busy by DSB. Set Cmask = 1 to count cycles. Add Edge=1 to count # of delivery.", 177 "SampleAfterValue": "2000003", 178 "UMask": "0x10" 179 }, 180 { 181 "BriefDescription": "Uops initiated by MITE and delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy", 182 "EventCode": "0x79", 183 "EventName": "IDQ.MS_MITE_UOPS", 184 "PublicDescription": "Increment each cycle # of uops delivered to IDQ when MS_busy by MITE. Set Cmask = 1 to count cycles.", 185 "SampleAfterValue": "2000003", 186 "UMask": "0x20" 187 }, 188 { 189 "BriefDescription": "Number of switches from DSB (Decode Stream Buffer) or MITE (legacy decode pipeline) to the Microcode Sequencer", 190 "CounterMask": "1", 191 "EdgeDetect": "1", 192 "EventCode": "0x79", 193 "EventName": "IDQ.MS_SWITCHES", 194 "PublicDescription": "Number of switches from DSB (Decode Stream Buffer) or MITE (legacy decode pipeline) to the Microcode Sequencer.", 195 "SampleAfterValue": "2000003", 196 "UMask": "0x30" 197 }, 198 { 199 "BriefDescription": "Uops delivered to Instruction Decode Queue (IDQ) while Microcode Sequenser (MS) is busy", 200 "EventCode": "0x79", 201 "EventName": "IDQ.MS_UOPS", 202 "PublicDescription": "Increment each cycle # of uops delivered to IDQ from MS by either DSB or MITE. Set Cmask = 1 to count cycles.", 203 "SampleAfterValue": "2000003", 204 "UMask": "0x30" 205 }, 206 { 207 "BriefDescription": "Uops not delivered to Resource Allocation Table (RAT) per thread when backend of the machine is not stalled", 208 "EventCode": "0x9C", 209 "EventName": "IDQ_UOPS_NOT_DELIVERED.CORE", 210 "PublicDescription": "Count issue pipeline slots where no uop was delivered from the front end to the back end when there is no back-end stall.", 211 "SampleAfterValue": "2000003", 212 "UMask": "0x1" 213 }, 214 { 215 "BriefDescription": "Cycles per thread when 4 or more uops are not delivered to Resource Allocation Table (RAT) when backend of the machine is not stalled.", 216 "CounterMask": "4", 217 "EventCode": "0x9C", 218 "EventName": "IDQ_UOPS_NOT_DELIVERED.CYCLES_0_UOPS_DELIV.CORE", 219 "SampleAfterValue": "2000003", 220 "UMask": "0x1" 221 }, 222 { 223 "BriefDescription": "Counts cycles FE delivered 4 uops or Resource Allocation Table (RAT) was stalling FE.", 224 "CounterMask": "1", 225 "EventCode": "0x9C", 226 "EventName": "IDQ_UOPS_NOT_DELIVERED.CYCLES_FE_WAS_OK", 227 "Invert": "1", 228 "SampleAfterValue": "2000003", 229 "UMask": "0x1" 230 }, 231 { 232 "BriefDescription": "Cycles per thread when 3 or more uops are not delivered to Resource Allocation Table (RAT) when backend of the machine is not stalled.", 233 "CounterMask": "3", 234 "EventCode": "0x9C", 235 "EventName": "IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_1_UOP_DELIV.CORE", 236 "SampleAfterValue": "2000003", 237 "UMask": "0x1" 238 }, 239 { 240 "BriefDescription": "Cycles with less than 2 uops delivered by the front end.", 241 "CounterMask": "2", 242 "EventCode": "0x9C", 243 "EventName": "IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_2_UOP_DELIV.CORE", 244 "SampleAfterValue": "2000003", 245 "UMask": "0x1" 246 }, 247 { 248 "BriefDescription": "Cycles with less than 3 uops delivered by the front end.", 249 "CounterMask": "1", 250 "EventCode": "0x9C", 251 "EventName": "IDQ_UOPS_NOT_DELIVERED.CYCLES_LE_3_UOP_DELIV.CORE", 252 "SampleAfterValue": "2000003", 253 "UMask": "0x1" 254 } 255] 256