Index: llvm/trunk/include/llvm/IR/LegacyPassManager.h =================================================================== --- llvm/trunk/include/llvm/IR/LegacyPassManager.h +++ llvm/trunk/include/llvm/IR/LegacyPassManager.h @@ -98,6 +98,9 @@ // Create wrappers for C Binding types (see CBindingWrapping.h). DEFINE_STDCXX_CONVERSION_FUNCTIONS(legacy::PassManagerBase, LLVMPassManagerRef) +/// If -time-passes has been specified, report the timings immediately and then +/// reset the timers to zero. +void reportAndResetTimings(); } // End llvm namespace #endif Index: llvm/trunk/lib/IR/LegacyPassManager.cpp =================================================================== --- llvm/trunk/lib/IR/LegacyPassManager.cpp +++ llvm/trunk/lib/IR/LegacyPassManager.cpp @@ -12,6 +12,7 @@ //===----------------------------------------------------------------------===// #include "llvm/IR/LegacyPassManager.h" +#include "llvm/ADT/Statistic.h" #include "llvm/IR/IRPrintingPasses.h" #include "llvm/IR/LLVMContext.h" #include "llvm/IR/LegacyPassManagers.h" @@ -465,6 +466,11 @@ // null. It may be called multiple times. static void createTheTimeInfo(); + // print - Prints out timing information and then resets the timers. + void print() { + TG.print(*CreateInfoOutputFile()); + } + /// getPassTimer - Return the timer for the specified pass if it exists. Timer *getPassTimer(Pass *P) { if (P->getAsPMDataManager()) @@ -1752,6 +1758,13 @@ return nullptr; } +/// If timing is enabled, report the times collected up to now and then reset +/// them. +void llvm::reportAndResetTimings() { + if (TheTimeInfo) + TheTimeInfo->print(); +} + //===----------------------------------------------------------------------===// // PMStack implementation // Index: llvm/trunk/lib/LTO/LTOCodeGenerator.cpp =================================================================== --- llvm/trunk/lib/LTO/LTOCodeGenerator.cpp +++ llvm/trunk/lib/LTO/LTOCodeGenerator.cpp @@ -597,6 +597,7 @@ // If statistics were requested, print them out after codegen. if (llvm::AreStatisticsEnabled()) llvm::PrintStatistics(); + reportAndResetTimings(); finishOptimizationRemarks(); Index: llvm/trunk/lib/LTO/ThinLTOCodeGenerator.cpp =================================================================== --- llvm/trunk/lib/LTO/ThinLTOCodeGenerator.cpp +++ llvm/trunk/lib/LTO/ThinLTOCodeGenerator.cpp @@ -1024,4 +1024,5 @@ // If statistics were requested, print them out now. if (llvm::AreStatisticsEnabled()) llvm::PrintStatistics(); + reportAndResetTimings(); }