diff --git a/llvm/include/llvm/InitializePasses.h b/llvm/include/llvm/InitializePasses.h --- a/llvm/include/llvm/InitializePasses.h +++ b/llvm/include/llvm/InitializePasses.h @@ -247,7 +247,6 @@ void initializePhiValuesWrapperPassPass(PassRegistry&); void initializePhysicalRegisterUsageInfoPass(PassRegistry&); void initializePlaceBackedgeSafepointsLegacyPassPass(PassRegistry &); -void initializePlaceSafepointsLegacyPassPass(PassRegistry &); void initializePostDomOnlyPrinterWrapperPassPass(PassRegistry &); void initializePostDomOnlyViewerWrapperPassPass(PassRegistry &); void initializePostDomPrinterWrapperPassPass(PassRegistry &); diff --git a/llvm/include/llvm/Transforms/Scalar.h b/llvm/include/llvm/Transforms/Scalar.h --- a/llvm/include/llvm/Transforms/Scalar.h +++ b/llvm/include/llvm/Transforms/Scalar.h @@ -274,16 +274,6 @@ // FunctionPass *createStraightLineStrengthReducePass(); -//===----------------------------------------------------------------------===// -// -// PlaceSafepoints - Rewrite any IR calls to gc.statepoints and insert any -// safepoint polls (method entry, backedge) that might be required. This pass -// does not generate explicit relocation sequences - that's handled by -// RewriteStatepointsForGC which can be run at an arbitrary point in the pass -// order following this pass. -// -FunctionPass *createPlaceSafepointsPass(); - //===----------------------------------------------------------------------===// // // NaryReassociate - Simplify n-ary operations by reassociation. diff --git a/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp b/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp --- a/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp +++ b/llvm/lib/Transforms/Scalar/PlaceSafepoints.cpp @@ -246,63 +246,6 @@ return false; } -namespace { -class PlaceSafepointsLegacyPass : public FunctionPass { -public: - static char ID; // Pass identification, replacement for typeid - - PlaceSafepointsLegacyPass() : FunctionPass(ID) { - initializePlaceSafepointsLegacyPassPass(*PassRegistry::getPassRegistry()); - } - - bool runOnFunction(Function &F) override; - - StringRef getPassName() const override { return "Safepoint Placement"; } - - void getAnalysisUsage(AnalysisUsage &AU) const override { - // We modify the graph wholesale (inlining, block insertion, etc). We - // preserve nothing at the moment. We could potentially preserve dom tree - // if that was worth doing - AU.addRequired(); - } - -private: - PlaceSafepointsPass Impl; -}; -} // end anonymous namespace - -char PlaceSafepointsLegacyPass::ID = 0; - -INITIALIZE_PASS_BEGIN(PlaceSafepointsLegacyPass, "place-safepoints", - "Place Safepoints", false, false) -INITIALIZE_PASS_DEPENDENCY(TargetLibraryInfoWrapperPass) -INITIALIZE_PASS_END(PlaceSafepointsLegacyPass, "place-safepoints", - "Place Safepoints", false, false) - -FunctionPass *llvm::createPlaceSafepointsPass() { - return new PlaceSafepointsLegacyPass(); -} - -bool PlaceSafepointsLegacyPass::runOnFunction(Function &F) { - if (skipFunction(F)) - return false; - - LLVM_DEBUG(dbgs() << "********** Begin Safepoint Placement **********\n"); - LLVM_DEBUG(dbgs() << "********** Function: " << F.getName() << '\n'); - - bool MadeChange = - Impl.runImpl(F, getAnalysis().getTLI(F)); - - if (MadeChange) { - LLVM_DEBUG(dbgs() << "********** Function after Safepoint Placement: " - << F.getName() << '\n'); - LLVM_DEBUG(dbgs() << F); - } - LLVM_DEBUG(dbgs() << "********** End Safepoint Placement **********\n"); - - return MadeChange; -} - bool PlaceSafepointsPass::runImpl(Function &F, const TargetLibraryInfo &TLI) { if (F.isDeclaration() || F.empty()) { // This is a declaration, nothing to do. Must exit early to avoid crash in diff --git a/llvm/lib/Transforms/Scalar/Scalar.cpp b/llvm/lib/Transforms/Scalar/Scalar.cpp --- a/llvm/lib/Transforms/Scalar/Scalar.cpp +++ b/llvm/lib/Transforms/Scalar/Scalar.cpp @@ -63,6 +63,5 @@ initializeSpeculativeExecutionLegacyPassPass(Registry); initializeStraightLineStrengthReduceLegacyPassPass(Registry); initializePlaceBackedgeSafepointsLegacyPassPass(Registry); - initializePlaceSafepointsLegacyPassPass(Registry); initializeLoopSimplifyCFGLegacyPassPass(Registry); }