[PATCH] D98213: [InlineCost] Enable the cost benefit analysis on FDO

[Kazu Hirata via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGef69aa961d12: [InlineCost] Enable the cost benefit analysis on FDO (authored by kazu).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D98213/new/

https://reviews.llvm.org/D98213

Files:
  llvm/lib/Analysis/InlineCost.cpp


Index: llvm/lib/Analysis/InlineCost.cpp
===================================================================
--- llvm/lib/Analysis/InlineCost.cpp
+++ llvm/lib/Analysis/InlineCost.cpp
@@ -672,15 +672,22 @@
   }
 
   bool isCostBenefitAnalysisEnabled() {
-    if (!InlineEnableCostBenefitAnalysis)
-      return false;
-
     if (!PSI || !PSI->hasProfileSummary())
       return false;
 
     if (!GetBFI)
       return false;
 
+    if (InlineEnableCostBenefitAnalysis.getNumOccurrences()) {
+      // Honor the explicit request from the user.
+      if (!InlineEnableCostBenefitAnalysis)
+        return false;
+    } else {
+      // Otherwise, require instrumentation profile.
+      if (!PSI->hasInstrumentationProfile())
+        return false;
+    }
+
     auto *Caller = CandidateCall.getParent()->getParent();
     if (!Caller->getEntryCount())
       return false;


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