Index: llvm/trunk/tools/llvm-mca/Scheduler.h
===================================================================
--- llvm/trunk/tools/llvm-mca/Scheduler.h
+++ llvm/trunk/tools/llvm-mca/Scheduler.h
@@ -362,7 +362,7 @@
   bool canBeIssued(const InstrDesc &Desc) const;
 
   void issueInstruction(
-      unsigned Index, const InstrDesc &Desc,
+      const InstrDesc &Desc,
       llvm::SmallVectorImpl<std::pair<ResourceRef, double>> &Pipes);
 
   void cycleEvent(llvm::SmallVectorImpl<ResourceRef> &ResourcesFreed);
Index: llvm/trunk/tools/llvm-mca/Scheduler.cpp
===================================================================
--- llvm/trunk/tools/llvm-mca/Scheduler.cpp
+++ llvm/trunk/tools/llvm-mca/Scheduler.cpp
@@ -179,7 +179,7 @@
 }
 
 void ResourceManager::issueInstruction(
-    unsigned Index, const InstrDesc &Desc,
+    const InstrDesc &Desc,
     SmallVectorImpl<std::pair<ResourceRef, double>> &Pipes) {
   for (const std::pair<uint64_t, ResourceUsage> &R : Desc.Resources) {
     const CycleSegment &CS = R.second.CS;
@@ -350,7 +350,7 @@
 
   // Issue the instruction and collect all the consumed resources
   // into a vector. That vector is then used to notify the listener.
-  Resources->issueInstruction(InstrIndex, D, UsedResources);
+  Resources->issueInstruction(D, UsedResources);
 
   // Notify the instruction that it started executing.
   // This updates the internal state of each write.