diff options
| -rw-r--r-- | lld/ELF/SymbolTable.cpp | 40 |
1 files changed, 22 insertions, 18 deletions
diff --git a/lld/ELF/SymbolTable.cpp b/lld/ELF/SymbolTable.cpp index c4c648c42a5..a30e35283a4 100644 --- a/lld/ELF/SymbolTable.cpp +++ b/lld/ELF/SymbolTable.cpp @@ -119,6 +119,27 @@ static void saveBCFile(Module &M, StringRef Suffix) { WriteBitcodeToFile(&M, OS, /* ShouldPreserveUseListOrder */ true); } +static void runLTOPasses(Module &M, TargetMachine &TM) { + // Run LTO passes. + // FIXME: Reduce code duplication by sharing this code with the gold plugin. + legacy::PassManager LtoPasses; + LtoPasses.add( + createTargetTransformInfoWrapperPass(TM.getTargetIRAnalysis())); + PassManagerBuilder PMB; + PMB.LibraryInfo = new TargetLibraryInfoImpl(Triple(TM.getTargetTriple())); + PMB.Inliner = createFunctionInliningPass(); + PMB.VerifyInput = true; + PMB.VerifyOutput = true; + PMB.LoopVectorize = true; + PMB.SLPVectorize = true; + PMB.OptLevel = 2; // FIXME: This should be an option. + PMB.populateLTOPassManager(LtoPasses); + LtoPasses.run(M); + + if (Config->SaveTemps) + saveBCFile(M, ".lto.opt.bc"); +} + // Codegen the module M and returns the resulting InputFile. template <class ELFT> std::unique_ptr<InputFile> SymbolTable<ELFT>::codegen(Module &M) { @@ -139,24 +160,7 @@ std::unique_ptr<InputFile> SymbolTable<ELFT>::codegen(Module &M) { std::unique_ptr<TargetMachine> TM( TheTarget->createTargetMachine(TripleStr, "", "", Options, R)); - // Run LTO passes. - // FIXME: Reduce code duplication by sharing this code with the gold plugin. - legacy::PassManager LtoPasses; - LtoPasses.add( - createTargetTransformInfoWrapperPass(TM->getTargetIRAnalysis())); - PassManagerBuilder PMB; - PMB.LibraryInfo = new TargetLibraryInfoImpl(Triple(TM->getTargetTriple())); - PMB.Inliner = createFunctionInliningPass(); - PMB.VerifyInput = true; - PMB.VerifyOutput = true; - PMB.LoopVectorize = true; - PMB.SLPVectorize = true; - PMB.OptLevel = 2; // FIXME: This should be an option. - PMB.populateLTOPassManager(LtoPasses); - LtoPasses.run(M); - - if (Config->SaveTemps) - saveBCFile(M, ".lto.opt.bc"); + runLTOPasses(M, *TM); raw_svector_ostream OS(OwningLTOData); legacy::PassManager CodeGenPasses; |
