Reverted: Track validity of pass results

Commits r291882 and related r291887.

llvm-svn: 292062

4 files changed, 2 insertions, 7 deletions

diff --git a/llvm/lib/Analysis/CallGraphSCCPass.cpp b/llvm/lib/Analysis/CallGraphSCCPass.cpp
index 290fd34cff5..9cef7814415 100644
--- a/llvm/lib/Analysis/CallGraphSCCPass.cpp
+++ b/llvm/lib/Analysis/CallGraphSCCPass.cpp
@@ -414,7 +414,6 @@ bool CGPassManager::RunAllPassesOnSCC(CallGraphSCC &CurSCC, CallGraph &CG,
     initializeAnalysisImpl(P);
     
     // Actually run this pass on the current SCC.
-    P->setExecuted(true);
     Changed |= RunPassOnSCC(P, CurSCC, CG,
                             CallGraphUpToDate, DevirtualizedCall);
     
diff --git a/llvm/lib/Analysis/LoopInfo.cpp b/llvm/lib/Analysis/LoopInfo.cpp
index fb05e60e57d..714e0d5173f 100644
--- a/llvm/lib/Analysis/LoopInfo.cpp
+++ b/llvm/lib/Analysis/LoopInfo.cpp
@@ -731,10 +731,8 @@ void LoopInfoWrapperPass::verifyAnalysis() const {
   // checking by default, LoopPass has been taught to call verifyLoop manually
   // during loop pass sequences.
   if (VerifyLoopInfo) {
-    if (auto *Analysis = getAnalysisIfAvailable<DominatorTreeWrapperPass>()) {
-      auto &DT = Analysis->getDomTree();
-      LI.verify(DT);
-    }
+    auto &DT = getAnalysis<DominatorTreeWrapperPass>().getDomTree();
+    LI.verify(DT);
   }
 }
 
diff --git a/llvm/lib/Analysis/LoopPass.cpp b/llvm/lib/Analysis/LoopPass.cpp
index d3e697e5c61..3f4a0794215 100644
--- a/llvm/lib/Analysis/LoopPass.cpp
+++ b/llvm/lib/Analysis/LoopPass.cpp
@@ -198,7 +198,6 @@ bool LPPassManager::runOnFunction(Function &F) {
         PassManagerPrettyStackEntry X(P, *CurrentLoop->getHeader());
         TimeRegion PassTimer(getPassTimer(P));
 
-        P->setExecuted(true);
         Changed |= P->runOnLoop(CurrentLoop, *this);
       }
       LoopWasDeleted = CurrentLoop->isInvalid();
diff --git a/llvm/lib/Analysis/RegionPass.cpp b/llvm/lib/Analysis/RegionPass.cpp
index 1c1e6210c64..7358aa6810a 100644
--- a/llvm/lib/Analysis/RegionPass.cpp
+++ b/llvm/lib/Analysis/RegionPass.cpp
@@ -94,7 +94,6 @@ bool RGPassManager::runOnFunction(Function &F) {
         PassManagerPrettyStackEntry X(P, *CurrentRegion->getEntry());
 
         TimeRegion PassTimer(getPassTimer(P));
-        P->setExecuted(true);
         Changed |= P->runOnRegion(CurrentRegion, *this);
       }