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| 1 | +[ |
| 2 | + { |
| 3 | + "EventName": "bp_l2_btb_correct", |
| 4 | + "EventCode": "0x8b", |
| 5 | + "BriefDescription": "L2 branch prediction overrides existing prediction (speculative)." |
| 6 | + }, |
| 7 | + { |
| 8 | + "EventName": "bp_dyn_ind_pred", |
| 9 | + "EventCode": "0x8e", |
| 10 | + "BriefDescription": "Dynamic indirect predictions (branch used the indirect predictor to make a prediction)." |
| 11 | + }, |
| 12 | + { |
| 13 | + "EventName": "bp_de_redirect", |
| 14 | + "EventCode": "0x91", |
| 15 | + "BriefDescription": "Instruction decoder corrects the predicted target and resteers the branch predictor." |
| 16 | + }, |
| 17 | + { |
| 18 | + "EventName": "ex_ret_brn", |
| 19 | + "EventCode": "0xc2", |
| 20 | + "BriefDescription": "Retired branch instructions (all types of architectural control flow changes, including exceptions and interrupts)." |
| 21 | + }, |
| 22 | + { |
| 23 | + "EventName": "ex_ret_brn_misp", |
| 24 | + "EventCode": "0xc3", |
| 25 | + "BriefDescription": "Retired branch instructions mispredicted." |
| 26 | + }, |
| 27 | + { |
| 28 | + "EventName": "ex_ret_brn_tkn", |
| 29 | + "EventCode": "0xc4", |
| 30 | + "BriefDescription": "Retired taken branch instructions (all types of architectural control flow changes, including exceptions and interrupts)." |
| 31 | + }, |
| 32 | + { |
| 33 | + "EventName": "ex_ret_brn_tkn_misp", |
| 34 | + "EventCode": "0xc5", |
| 35 | + "BriefDescription": "Retired taken branch instructions mispredicted." |
| 36 | + }, |
| 37 | + { |
| 38 | + "EventName": "ex_ret_brn_far", |
| 39 | + "EventCode": "0xc6", |
| 40 | + "BriefDescription": "Retired far control transfers (far call/jump/return, IRET, SYSCALL and SYSRET, plus exceptions and interrupts). Far control transfers are not subject to branch prediction." |
| 41 | + }, |
| 42 | + { |
| 43 | + "EventName": "ex_ret_near_ret", |
| 44 | + "EventCode": "0xc8", |
| 45 | + "BriefDescription": "Retired near returns (RET or RET Iw)." |
| 46 | + }, |
| 47 | + { |
| 48 | + "EventName": "ex_ret_near_ret_mispred", |
| 49 | + "EventCode": "0xc9", |
| 50 | + "BriefDescription": "Retired near returns mispredicted. Each misprediction incurs the same penalty as a mispredicted conditional branch instruction." |
| 51 | + }, |
| 52 | + { |
| 53 | + "EventName": "ex_ret_brn_ind_misp", |
| 54 | + "EventCode": "0xca", |
| 55 | + "BriefDescription": "Retired indirect branch instructions mispredicted (only EX mispredicts). Each misprediction incurs the same penalty as a mispredicted conditional branch instruction." |
| 56 | + }, |
| 57 | + { |
| 58 | + "EventName": "ex_ret_ind_brch_instr", |
| 59 | + "EventCode": "0xcc", |
| 60 | + "BriefDescription": "Retired indirect branch instructions." |
| 61 | + }, |
| 62 | + { |
| 63 | + "EventName": "ex_ret_cond", |
| 64 | + "EventCode": "0xd1", |
| 65 | + "BriefDescription": "Retired conditional branch instructions." |
| 66 | + }, |
| 67 | + { |
| 68 | + "EventName": "ex_ret_msprd_brnch_instr_dir_msmtch", |
| 69 | + "EventCode": "0x1c7", |
| 70 | + "BriefDescription": "Retired branch instructions mispredicted due to direction mismatch." |
| 71 | + }, |
| 72 | + { |
| 73 | + "EventName": "ex_ret_uncond_brnch_instr_mispred", |
| 74 | + "EventCode": "0x1c8", |
| 75 | + "BriefDescription": "Retired unconditional indirect branch instructions mispredicted." |
| 76 | + }, |
| 77 | + { |
| 78 | + "EventName": "ex_ret_uncond_brnch_instr", |
| 79 | + "EventCode": "0x1c9", |
| 80 | + "BriefDescription": "Retired unconditional branch instructions." |
| 81 | + } |
| 82 | +] |
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