1[ 2 { 3 "EventName": "de_op_queue_empty", 4 "EventCode": "0xa9", 5 "BriefDescription": "Cycles where the op queue is empty. Such cycles indicate that the front-end is not delivering instructions fast enough." 6 }, 7 { 8 "EventName": "de_src_op_disp.x86_decoder", 9 "EventCode": "0xaa", 10 "BriefDescription": "Ops dispatched from x86 decoder.", 11 "UMask": "0x01" 12 }, 13 { 14 "EventName": "de_src_op_disp.op_cache", 15 "EventCode": "0xaa", 16 "BriefDescription": "Ops dispatched from op cache.", 17 "UMask": "0x02" 18 }, 19 { 20 "EventName": "de_src_op_disp.all", 21 "EventCode": "0xaa", 22 "BriefDescription": "Ops dispatched from any source.", 23 "UMask": "0x07" 24 }, 25 { 26 "EventName": "de_dis_ops_from_decoder.any_fp_dispatch", 27 "EventCode": "0xab", 28 "BriefDescription": "Number of ops dispatched to the floating-point unit.", 29 "UMask": "0x04" 30 }, 31 { 32 "EventName": "de_dis_ops_from_decoder.any_integer_dispatch", 33 "EventCode": "0xab", 34 "BriefDescription": "Number of ops dispatched to the integer execution unit.", 35 "UMask": "0x08" 36 }, 37 { 38 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part1.int_phy_reg_file_rsrc_stall", 39 "EventCode": "0xae", 40 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to an integer physical register file resource stall.", 41 "UMask": "0x01" 42 }, 43 { 44 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part1.load_queue_rsrc_stall", 45 "EventCode": "0xae", 46 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to a lack of load queue tokens.", 47 "UMask": "0x02" 48 }, 49 { 50 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part1.store_queue_rsrc_stall", 51 "EventCode": "0xae", 52 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to a lack of store queue tokens.", 53 "UMask": "0x04" 54 }, 55 { 56 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part1.taken_brnch_buffer_rsrc", 57 "EventCode": "0xae", 58 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to a taken branch buffer resource stall.", 59 "UMask": "0x10" 60 }, 61 { 62 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part1.fp_sch_rsrc_stall", 63 "EventCode": "0xae", 64 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to a floating-point non-schedulable queue token stall.", 65 "UMask": "0x40" 66 }, 67 { 68 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part2.al_tokens", 69 "EventCode": "0xaf", 70 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to unavailability of ALU tokens.", 71 "UMask": "0x01" 72 }, 73 { 74 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part2.ag_tokens", 75 "EventCode": "0xaf", 76 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to unavailability of agen tokens.", 77 "UMask": "0x02" 78 }, 79 { 80 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part2.ex_flush_recovery", 81 "EventCode": "0xaf", 82 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to a pending integer execution flush recovery.", 83 "UMask": "0x04" 84 }, 85 { 86 "EventName": "de_dispatch_stall_cycle_dynamic_tokens_part2.retq", 87 "EventCode": "0xaf", 88 "BriefDescription": "Cycles where a dispatch group is valid but does not get dispatched due to unavailability of retire queue tokens.", 89 "UMask": "0x20" 90 }, 91 { 92 "EventName": "de_no_dispatch_per_slot.no_ops_from_frontend", 93 "EventCode": "0x1a0", 94 "BriefDescription": "In each cycle counts dispatch slots left empty because the front-end did not supply ops.", 95 "UMask": "0x01" 96 }, 97 { 98 "EventName": "de_no_dispatch_per_slot.backend_stalls", 99 "EventCode": "0x1a0", 100 "BriefDescription": "In each cycle counts ops unable to dispatch because of back-end stalls.", 101 "UMask": "0x1e" 102 }, 103 { 104 "EventName": "de_no_dispatch_per_slot.smt_contention", 105 "EventCode": "0x1a0", 106 "BriefDescription": "In each cycle counts ops unable to dispatch because the dispatch cycle was granted to the other SMT thread.", 107 "UMask": "0x60" 108 }, 109 { 110 "EventName": "de_additional_resource_stalls.dispatch_stalls", 111 "EventCode": "0x1a2", 112 "BriefDescription": "Counts additional cycles where dispatch is stalled due to a lack of dispatch resources.", 113 "UMask": "0x30" 114 } 115] 116