Merge: perf: Please add new perf-stat metricgroup "pipeline" for the AMD CPUs

MR: https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-9/-/merge_requests/1825

Bugzilla: https://bugzilla.redhat.com/2148295

Signed-off-by: Michael Petlan <mpetlan@redhat.com>

Approved-by: David Arcari <darcari@redhat.com>
Approved-by: Čestmír Kalina <ckalina@redhat.com>
Approved-by: Jerome Marchand <jmarchan@redhat.com>

Signed-off-by: Herton R. Krzesinski <herton@redhat.com>

Author: Herton R. Krzesinski

tools/perf/pmu-events/arch/x86/amdzen4/branch.json

@@ -0,0 +1,82 @@
+[
+  {
+    "EventName": "bp_l2_btb_correct",
+    "EventCode": "0x8b",
+    "BriefDescription": "L2 branch prediction overrides existing prediction (speculative)."
+  },
+  {
+    "EventName": "bp_dyn_ind_pred",
+    "EventCode": "0x8e",
+    "BriefDescription": "Dynamic indirect predictions (branch used the indirect predictor to make a prediction)."
+  },
+  {
+    "EventName": "bp_de_redirect",
+    "EventCode": "0x91",
+    "BriefDescription": "Instruction decoder corrects the predicted target and resteers the branch predictor."
+  },
+  {
+    "EventName": "ex_ret_brn",
+    "EventCode": "0xc2",
+    "BriefDescription": "Retired branch instructions (all types of architectural control flow changes, including exceptions and interrupts)."
+  },
+  {
+    "EventName": "ex_ret_brn_misp",
+    "EventCode": "0xc3",
+    "BriefDescription": "Retired branch instructions mispredicted."
+  },
+  {
+    "EventName": "ex_ret_brn_tkn",
+    "EventCode": "0xc4",
+    "BriefDescription": "Retired taken branch instructions (all types of architectural control flow changes, including exceptions and interrupts)."
+  },
+  {
+    "EventName": "ex_ret_brn_tkn_misp",
+    "EventCode": "0xc5",
+    "BriefDescription": "Retired taken branch instructions mispredicted."
+  },
+  {
+    "EventName": "ex_ret_brn_far",
+    "EventCode": "0xc6",
+    "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."
+  },
+  {
+    "EventName": "ex_ret_near_ret",
+    "EventCode": "0xc8",
+    "BriefDescription": "Retired near returns (RET or RET Iw)."
+  },
+  {
+    "EventName": "ex_ret_near_ret_mispred",
+    "EventCode": "0xc9",
+    "BriefDescription": "Retired near returns mispredicted. Each misprediction incurs the same penalty as a mispredicted conditional branch instruction."
+  },
+  {
+    "EventName": "ex_ret_brn_ind_misp",
+    "EventCode": "0xca",
+    "BriefDescription": "Retired indirect branch instructions mispredicted (only EX mispredicts). Each misprediction incurs the same penalty as a mispredicted conditional branch instruction."
+  },
+  {
+    "EventName": "ex_ret_ind_brch_instr",
+    "EventCode": "0xcc",
+    "BriefDescription": "Retired indirect branch instructions."
+  },
+  {
+    "EventName": "ex_ret_cond",
+    "EventCode": "0xd1",
+    "BriefDescription": "Retired conditional branch instructions."
+  },
+  {
+    "EventName": "ex_ret_msprd_brnch_instr_dir_msmtch",
+    "EventCode": "0x1c7",
+    "BriefDescription": "Retired branch instructions mispredicted due to direction mismatch."
+  },
+  {
+    "EventName": "ex_ret_uncond_brnch_instr_mispred",
+    "EventCode": "0x1c8",
+    "BriefDescription": "Retired unconditional indirect branch instructions mispredicted."
+  },
+  {
+    "EventName": "ex_ret_uncond_brnch_instr",
+    "EventCode": "0x1c9",
+    "BriefDescription": "Retired unconditional branch instructions."
+  }
+]