[PATCH] D155347: Documenting behaviour of ResourceRef (HWInstructionDispatchedEvent)

[Christoph Stiller via Phabricator via llvm-commits]

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Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D155347

Files:
  llvm/include/llvm/MCA/HWEventListener.h


Index: llvm/include/llvm/MCA/HWEventListener.h
===================================================================
--- llvm/include/llvm/MCA/HWEventListener.h
+++ llvm/include/llvm/MCA/HWEventListener.h
@@ -59,7 +59,10 @@
   const InstRef &IR;
 };
 
+// ResourceRef::first is the index of the associated Resource.
+// ResourceRef::second is a bitmask of the referenced sub-unit of the resource.
 using ResourceRef = std::pair<uint64_t, uint64_t>;
+
 using ResourceUse = std::pair<ResourceRef, ResourceCycles>;
 
 class HWInstructionIssuedEvent : public HWInstructionEvent {


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