[llvm-exegesis] Add additional validation counters (#76788)

This patch adds support for additional types of validation counters and
also adds mappings between these new validation counter types and
physical counters on the hardware for microarchitectures that I have the
ability to test on.

1 files changed, 24 insertions, 0 deletions

diff --git a/llvm/tools/llvm-exegesis/lib/BenchmarkResult.cpp b/llvm/tools/llvm-exegesis/lib/BenchmarkResult.cpp
index 969d9c1..e985c32 100644
--- a/llvm/tools/llvm-exegesis/lib/BenchmarkResult.cpp
+++ b/llvm/tools/llvm-exegesis/lib/BenchmarkResult.cpp
@@ -197,6 +197,18 @@ const char *validationEventToString(exegesis::ValidationEvent VE) {
   switch (VE) {
   case exegesis::ValidationEvent::InstructionRetired:
     return "instructions-retired";
+  case exegesis::ValidationEvent::L1DCacheLoadMiss:
+    return "l1d-cache-load-misses";
+  case exegesis::ValidationEvent::L1DCacheStoreMiss:
+    return "l1d-cache-store-misses";
+  case exegesis::ValidationEvent::L1ICacheLoadMiss:
+    return "l1i-cache-load-misses";
+  case exegesis::ValidationEvent::DataTLBLoadMiss:
+    return "data-tlb-load-misses";
+  case exegesis::ValidationEvent::DataTLBStoreMiss:
+    return "data-tlb-store-misses";
+  case exegesis::ValidationEvent::InstructionTLBLoadMiss:
+    return "instruction-tlb-load-misses";
   }
   llvm_unreachable("Unhandled exegesis::ValidationEvent enum");
 }
@@ -204,6 +216,18 @@ const char *validationEventToString(exegesis::ValidationEvent VE) {
 Expected<exegesis::ValidationEvent> stringToValidationEvent(StringRef Input) {
   if (Input == "instructions-retired")
     return exegesis::ValidationEvent::InstructionRetired;
+  else if (Input == "l1d-cache-load-misses")
+    return exegesis::ValidationEvent::L1DCacheLoadMiss;
+  else if (Input == "l1d-cache-store-misses")
+    return exegesis::ValidationEvent::L1DCacheStoreMiss;
+  else if (Input == "l1i-cache-load-misses")
+    return exegesis::ValidationEvent::L1ICacheLoadMiss;
+  else if (Input == "data-tlb-load-misses")
+    return exegesis::ValidationEvent::DataTLBLoadMiss;
+  else if (Input == "data-tlb-store-misses")
+    return exegesis::ValidationEvent::DataTLBStoreMiss;
+  else if (Input == "instruction-tlb-load-misses")
+    return exegesis::ValidationEvent::InstructionTLBLoadMiss;
   else
     return make_error<StringError>("Invalid validation event string",
                                    errc::invalid_argument);