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llvm/lib/Analysis/BlockFrequencyInfo.cpp
| Show First 20 Lines • Show All 178 Lines • ▼ Show 20 Lines | bool BlockFrequencyInfo::invalidate(Function &F, const PreservedAnalyses &PA, | ||||
| auto PAC = PA.getChecker<BlockFrequencyAnalysis>(); | auto PAC = PA.getChecker<BlockFrequencyAnalysis>(); | ||||
| return !(PAC.preserved() || PAC.preservedSet<AllAnalysesOn<Function>>() || | return !(PAC.preserved() || PAC.preservedSet<AllAnalysesOn<Function>>() || | ||||
| PAC.preservedSet<CFGAnalyses>()); | PAC.preservedSet<CFGAnalyses>()); | ||||
| } | } | ||||
| void BlockFrequencyInfo::calculate(const Function &F, | void BlockFrequencyInfo::calculate(const Function &F, | ||||
| const BranchProbabilityInfo &BPI, | const BranchProbabilityInfo &BPI, | ||||
| const LoopInfo &LI) { | const LoopInfo &LI) { | ||||
| if (F.empty()) | |||||
| return; | |||||
| if (!BFI) | if (!BFI) | ||||
| BFI.reset(new ImplType); | BFI.reset(new ImplType); | ||||
| BFI->calculate(F, BPI, LI); | BFI->calculate(F, BPI, LI); | ||||
| if (ViewBlockFreqPropagationDAG != GVDT_None && | if (ViewBlockFreqPropagationDAG != GVDT_None && | ||||
| (ViewBlockFreqFuncName.empty() || | (ViewBlockFreqFuncName.empty() || | ||||
| F.getName().equals(ViewBlockFreqFuncName))) { | F.getName().equals(ViewBlockFreqFuncName))) { | ||||
| view(); | view(); | ||||
| } | } | ||||
| ▲ Show 20 Lines • Show All 154 Lines • Show Last 20 Lines | |||||