diff options
Diffstat (limited to 'lib/CodeGen/StrongPHIElimination.cpp')
-rw-r--r-- | lib/CodeGen/StrongPHIElimination.cpp | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/lib/CodeGen/StrongPHIElimination.cpp b/lib/CodeGen/StrongPHIElimination.cpp index a632da6de0..79f8f507c6 100644 --- a/lib/CodeGen/StrongPHIElimination.cpp +++ b/lib/CodeGen/StrongPHIElimination.cpp @@ -140,12 +140,13 @@ namespace { SmallPtrSet<MachineBasicBlock*, 16>& v); void mergeLiveIntervals(unsigned primary, unsigned secondary, unsigned VN); }; - - char StrongPHIElimination::ID = 0; - RegisterPass<StrongPHIElimination> X("strong-phi-node-elimination", - "Eliminate PHI nodes for register allocation, intelligently"); } +char StrongPHIElimination::ID = 0; +static RegisterPass<StrongPHIElimination> +X("strong-phi-node-elimination", + "Eliminate PHI nodes for register allocation, intelligently"); + const PassInfo *llvm::StrongPHIEliminationID = X.getPassInfo(); /// computeDFS - Computes the DFS-in and DFS-out numbers of the dominator tree @@ -192,6 +193,8 @@ void StrongPHIElimination::computeDFS(MachineFunction& MF) { } } +namespace { + /// PreorderSorter - a helper class that is used to sort registers /// according to the preorder number of their defining blocks class PreorderSorter { @@ -219,6 +222,8 @@ public: } }; +} + /// computeDomForest - compute the subforest of the DomTree corresponding /// to the defining blocks of the registers in question std::vector<StrongPHIElimination::DomForestNode*> |